[INFO] fetching crate rd-agent 2.0.0...
[INFO] documenting rd-agent-2.0.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate rd-agent 2.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rd-agent 2.0.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rd-agent 2.0.0
[INFO] finished tweaking crates.io crate rd-agent 2.0.0
[INFO] tweaked toml for crates.io crate rd-agent 2.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rd-agent 2.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded procfs v0.9.1
[INFO] [stderr]   Downloaded rd-agent-intf v2.0.0
[INFO] [stderr]   Downloaded users v0.11.0
[INFO] [stderr]   Downloaded linux_proc v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7d58573e154a17dfcb458377fb6cd6ebf6f816c9cc9b9befaf36d25cebe1d3c
[INFO] running `Command { std: "docker" "start" "-a" "d7d58573e154a17dfcb458377fb6cd6ebf6f816c9cc9b9befaf36d25cebe1d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7d58573e154a17dfcb458377fb6cd6ebf6f816c9cc9b9befaf36d25cebe1d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d58573e154a17dfcb458377fb6cd6ebf6f816c9cc9b9befaf36d25cebe1d3c", kill_on_drop: false }`
[INFO] [stdout] d7d58573e154a17dfcb458377fb6cd6ebf6f816c9cc9b9befaf36d25cebe1d3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b48f96b5f8a6d1aa285ed5bbb7eb359f2257badf62f1f4a4e883cc54dc00cd5
[INFO] running `Command { std: "docker" "start" "-a" "5b48f96b5f8a6d1aa285ed5bbb7eb359f2257badf62f1f4a4e883cc54dc00cd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling sysinfo v0.18.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling sysinfo v0.16.5
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking linux_proc v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking scan_fmt v0.2.6
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling enum-iterator-derive v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling enum-iterator v0.6.0
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.20.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=003ea23a56b946d4 -C extra-filename=-003ea23a56b946d4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-7925d1bf53c9b12a.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-86cb6b55248c00db.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-dcacd9f6760f9df2.rmeta --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" "5b48f96b5f8a6d1aa285ed5bbb7eb359f2257badf62f1f4a4e883cc54dc00cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b48f96b5f8a6d1aa285ed5bbb7eb359f2257badf62f1f4a4e883cc54dc00cd5", kill_on_drop: false }`
[INFO] [stdout] 5b48f96b5f8a6d1aa285ed5bbb7eb359f2257badf62f1f4a4e883cc54dc00cd5
