[INFO] cloning repository https://github.com/code0xff/ufc-appbase
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/code0xff/ufc-appbase" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcode0xff%2Fufc-appbase", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcode0xff%2Fufc-appbase'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f15fac8ea705c42ab4f3da729f5eaa851f9e3ba8
[INFO] documenting code0xff/ufc-appbase against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcode0xff%2Fufc-appbase" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/code0xff/ufc-appbase on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/code0xff/ufc-appbase
[INFO] finished tweaking git repo https://github.com/code0xff/ufc-appbase
[INFO] tweaked toml for git repo https://github.com/code0xff/ufc-appbase written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/code0xff/ufc-appbase already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4306fb62c87d1bc1aaf50beb39cb47aab9a9015f7395a48c104252f455dd0d3
[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" "e4306fb62c87d1bc1aaf50beb39cb47aab9a9015f7395a48c104252f455dd0d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4306fb62c87d1bc1aaf50beb39cb47aab9a9015f7395a48c104252f455dd0d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4306fb62c87d1bc1aaf50beb39cb47aab9a9015f7395a48c104252f455dd0d3", kill_on_drop: false }`
[INFO] [stdout] e4306fb62c87d1bc1aaf50beb39cb47aab9a9015f7395a48c104252f455dd0d3
[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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 37490c96fff4674bae0a18ecf4ceee4bdbbdd9a88bfa713ccb47a750ee83c42c
[INFO] running `Command { std: "docker" "start" "-a" "37490c96fff4674bae0a18ecf4ceee4bdbbdd9a88bfa713ccb47a750ee83c42c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling bindgen v0.59.1
[INFO] [stderr]    Compiling cookie-factory v0.2.4
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking version_check v0.9.3
[INFO] [stderr]     Checking quoted_printable v0.4.3
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]     Checking nom v6.1.2
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling typed-builder v0.9.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking pbkdf2 v0.7.5
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking futures-util v0.3.16
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking ahash v0.7.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking rust_decimal v1.15.0
[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-0.19.1/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=c77ce92e543cb169 -C extra-filename=-c77ce92e543cb169 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-c759f8d07719039e.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-810dd9fbe1e28608.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-dfbf45080f224921.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" "37490c96fff4674bae0a18ecf4ceee4bdbbdd9a88bfa713ccb47a750ee83c42c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37490c96fff4674bae0a18ecf4ceee4bdbbdd9a88bfa713ccb47a750ee83c42c", kill_on_drop: false }`
[INFO] [stdout] 37490c96fff4674bae0a18ecf4ceee4bdbbdd9a88bfa713ccb47a750ee83c42c
