Build #281499 2020-08-15T00:48:59.842375+00:00
# rustc version
rustc 1.47.0-nightly (8e21bd063 2020-08-14)
# docs.rs version
docsrs 0.6.0 (7852000 2020-08-14)
# build log
[INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace/builds/wasmer-compiler-singlepass-1.0.0-alpha01.0/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/wasmer-compiler-singlepass-1.0.0-alpha01.0/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=-Z unstable-options --static-root-path / --cap-lints warn --extern-html-root-url dynasm=https://docs.rs/dynasm/1.0.0 --extern-html-root-url byteorder=https://docs.rs/byteorder/1.3.4 --extern-html-root-url lazy_static=https://docs.rs/lazy_static/1.4.0 --extern-html-root-url rayon=https://docs.rs/rayon/1.3.1 --extern-html-root-url smallvec=https://docs.rs/smallvec/1.4.2 --extern-html-root-url wasmer_types=https://docs.rs/wasmer-types/1.0.0-alpha01.0 --extern-html-root-url wasmer_vm=https://docs.rs/wasmer-vm/1.0.0-alpha01.0 --extern-html-root-url serde=https://docs.rs/serde/1.0.115 --extern-html-root-url dynasmrt=https://docs.rs/dynasmrt/1.0.0 --extern-html-root-url more_asserts=https://docs.rs/more-asserts/0.2.1 --extern-html-root-url wasmer_compiler=https://docs.rs/wasmer-compiler/1.0.0-alpha01.0 --resource-suffix -20200814-1.47.0-nightly-8e21bd063" "-e" "DOCS_RS=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "3221225472" "--cpus" "2" "--user" "1001:1001" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--lib" "--no-deps" "-j2", kill_on_drop: false }`
[INFO] [stdout] b183bf785df054284d1a853ef8a2e7207fd4cbc6dee9bcf9678cc52b17ac6c0e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b183bf785df054284d1a853ef8a2e7207fd4cbc6dee9bcf9678cc52b17ac6c0e", kill_on_drop: false }`
[INFO] [stderr] /opt/crates-build-env/entrypoint.sh: line 7: /etc/hosts: Permission denied
[INFO] [stderr] Compiling autocfg v1.0.0
[INFO] [stderr] Compiling proc-macro2 v1.0.19
[INFO] [stderr] Compiling unicode-xid v0.2.1
[INFO] [stderr] Compiling syn v1.0.38
[INFO] [stderr] Compiling libc v0.2.74
[INFO] [stderr] Compiling bitflags v1.2.1
[INFO] [stderr] Checking cfg-if v0.1.10
[INFO] [stderr] Compiling serde_derive v1.0.115
[INFO] [stderr] Compiling serde v1.0.115
[INFO] [stderr] Compiling version_check v0.9.2
[INFO] [stderr] Compiling maybe-uninit v2.0.0
[INFO] [stderr] Compiling cc v1.0.58
[INFO] [stderr] Compiling semver-parser v0.7.0
[INFO] [stderr] Compiling fnv v1.0.7
[INFO] [stderr] Compiling ident_case v1.0.1
[INFO] [stderr] Checking lazy_static v1.4.0
[INFO] [stderr] Compiling strsim v0.9.3
[INFO] [stderr] Compiling byteorder v1.3.4
[INFO] [stderr] Compiling rayon-core v1.7.1
[INFO] [stderr] Checking scopeguard v1.1.0
[INFO] [stderr] Checking adler v0.2.3
[INFO] [stderr] Checking gimli v0.22.0
[INFO] [stderr] Checking rustc-demangle v0.1.16
[INFO] [stderr] Compiling target-lexicon v0.10.0
[INFO] [stderr] Checking object v0.20.0
[INFO] [stderr] Checking more-asserts v0.2.1
[INFO] [stderr] Checking either v1.6.0
[INFO] [stderr] Checking smallvec v1.4.2
[INFO] [stderr] Checking wasmparser v0.57.0
[INFO] [stderr] Compiling memoffset v0.5.5
[INFO] [stderr] Compiling crossbeam-utils v0.7.2
[INFO] [stderr] Compiling crossbeam-epoch v0.8.2
[INFO] [stderr] Compiling hashbrown v0.8.2
[INFO] [stderr] Compiling indexmap v1.5.1
[INFO] [stderr] Compiling num-traits v0.2.12
[INFO] [stderr] Compiling rayon v1.3.1
[INFO] [stderr] Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr] Compiling proc-macro-error v1.0.4
[INFO] [stderr] Compiling semver v0.9.0
[INFO] [stderr] Compiling wasmer-vm v1.0.0-alpha01.0
[INFO] [stderr] Checking miniz_oxide v0.4.0
[INFO] [stderr] Checking addr2line v0.13.0
[INFO] [stderr] Compiling rustc_version v0.2.3
[INFO] [stderr] Compiling quote v1.0.7
[INFO] [stderr] Checking num_cpus v1.13.0
[INFO] [stderr] Checking backtrace v0.3.50
[INFO] [stderr] Checking memmap v0.7.0
[INFO] [stderr] Checking region v2.2.0
[INFO] [stderr] Compiling raw-cpuid v7.0.3
[INFO] [stderr] Checking crossbeam-queue v0.2.3
[INFO] [stderr] Checking crossbeam-deque v0.7.3
[INFO] [stderr] Compiling darling_core v0.10.2
[INFO] [stderr] Compiling darling_macro v0.10.2
[INFO] [stderr] Compiling thiserror-impl v1.0.20
[INFO] [stderr] Compiling dynasm v1.0.0
[INFO] [stderr] Compiling darling v0.10.2
[INFO] [stderr] Checking thiserror v1.0.20
[INFO] [stderr] thread 'rustc' panicked at 'called `Option::unwrap()` on a `None` value', src/librustc_mir/transform/match_branches.rs:54:81
[INFO] [stderr] note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
[INFO] [stderr]
[INFO] [stderr] error: internal compiler error: unexpected panic
[INFO] [stderr]
[INFO] [stderr] note: the compiler unexpectedly panicked. this is a bug.
[INFO] [stderr]
[INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
[INFO] [stderr]
[INFO] [stderr] note: rustc 1.47.0-nightly (8e21bd063 2020-08-14) running on x86_64-unknown-linux-gnu
[INFO] [stderr]
[INFO] [stderr] note: compiler flags: -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --crate-type proc-macro
[INFO] [stderr]
[INFO] [stderr] note: some of the compiler flags provided by cargo are hidden
[INFO] [stderr]
[INFO] [stderr] error: could not compile `dynasm`.
[INFO] [stderr]
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b183bf785df054284d1a853ef8a2e7207fd4cbc6dee9bcf9678cc52b17ac6c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b183bf785df054284d1a853ef8a2e7207fd4cbc6dee9bcf9678cc52b17ac6c0e", kill_on_drop: false }`
[INFO] [stdout] b183bf785df054284d1a853ef8a2e7207fd4cbc6dee9bcf9678cc52b17ac6c0e