[INFO] cloning repository https://github.com/mrled/remembyte.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrled/remembyte.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrled%2Fremembyte.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrled%2Fremembyte.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8a46fb49a37d5bbc2524f20406db068c8310c87
[INFO] documenting mrled/remembyte.rs against 1.55.0 for beta-1.56-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrled%2Fremembyte.rs" "/workspace/builds/worker-70/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-70/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrled/remembyte.rs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mrled/remembyte.rs
[INFO] finished tweaking git repo https://github.com/mrled/remembyte.rs
[INFO] tweaked toml for git repo https://github.com/mrled/remembyte.rs written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] crate git repo https://github.com/mrled/remembyte.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1e61b4ca17212037eb2bdc340c03a7f44c3ba16f75d4ed91c0e052480286580
[INFO] running `Command { std: "docker" "start" "-a" "f1e61b4ca17212037eb2bdc340c03a7f44c3ba16f75d4ed91c0e052480286580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1e61b4ca17212037eb2bdc340c03a7f44c3ba16f75d4ed91c0e052480286580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1e61b4ca17212037eb2bdc340c03a7f44c3ba16f75d4ed91c0e052480286580", kill_on_drop: false }`
[INFO] [stdout] f1e61b4ca17212037eb2bdc340c03a7f44c3ba16f75d4ed91c0e052480286580
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6c2c243da7ad9dd8cc466964a486c459c91e10fa0cb9f3995a595a2fb339dd0
[INFO] running `Command { std: "docker" "start" "-a" "d6c2c243da7ad9dd8cc466964a486c459c91e10fa0cb9f3995a595a2fb339dd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling tokio v0.3.7
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling thrussh-libsodium v0.1.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr] error: could not compile `gimli`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gimli --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gimli-0.24.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="read"' -C metadata=4e9662262429093a -C extra-filename=-4e9662262429093a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d6c2c243da7ad9dd8cc466964a486c459c91e10fa0cb9f3995a595a2fb339dd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6c2c243da7ad9dd8cc466964a486c459c91e10fa0cb9f3995a595a2fb339dd0", kill_on_drop: false }`
[INFO] [stdout] d6c2c243da7ad9dd8cc466964a486c459c91e10fa0cb9f3995a595a2fb339dd0