[INFO] cloning repository https://github.com/Fractal-Technology/fractal-resarch-libra
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fractal-Technology/fractal-resarch-libra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractal-Technology%2Ffractal-resarch-libra", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractal-Technology%2Ffractal-resarch-libra'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 063957b46978945e7f4c3fb82ca84dbcbc445254
[INFO] documenting Fractal-Technology/fractal-resarch-libra against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractal-Technology%2Ffractal-resarch-libra" "/workspace/builds/worker-115/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-115/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fractal-Technology/fractal-resarch-libra 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] removed /workspace/builds/worker-115/source/.cargo/config
[INFO] removed /workspace/builds/worker-115/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/Fractal-Technology/fractal-resarch-libra
[INFO] finished tweaking git repo https://github.com/Fractal-Technology/fractal-resarch-libra
[INFO] tweaked toml for git repo https://github.com/Fractal-Technology/fractal-resarch-libra written to /workspace/builds/worker-115/source/Cargo.toml
[INFO] crate git repo https://github.com/Fractal-Technology/fractal-resarch-libra 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 }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] 77c4e1c098ba2b7841e3ea6ba39033c3688bbf05256fa34843503230484ffc82
[INFO] running `Command { std: "docker" "start" "-a" "77c4e1c098ba2b7841e3ea6ba39033c3688bbf05256fa34843503230484ffc82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77c4e1c098ba2b7841e3ea6ba39033c3688bbf05256fa34843503230484ffc82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77c4e1c098ba2b7841e3ea6ba39033c3688bbf05256fa34843503230484ffc82", kill_on_drop: false }`
[INFO] [stdout] 77c4e1c098ba2b7841e3ea6ba39033c3688bbf05256fa34843503230484ffc82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] 9cfbdd659e9b6b3f33fb888e58ac18cbe088262f43ce9bc4398f93f315c9fd8b
[INFO] running `Command { std: "docker" "start" "-a" "9cfbdd659e9b6b3f33fb888e58ac18cbe088262f43ce9bc4398f93f315c9fd8b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.67
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[INFO] [stderr]     Checking rustc-demangle v0.1.16
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[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking futures-task v0.3.4
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[INFO] [stderr]     Checking try-lock v0.2.2
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[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]    Compiling glob v0.3.0
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[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking strum v0.17.1
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking chunked_transfer v1.0.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking tracing-core v0.1.10
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking codespan v0.5.0
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling snow v0.6.2
[INFO] [stderr] error: could not compile `failure_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure_derive-0.1.6/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=16494be2cd0bcadf -C extra-filename=-16494be2cd0bcadf --out-dir /opt/rustwide/target/debug/build/failure_derive-16494be2cd0bcadf -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" "9cfbdd659e9b6b3f33fb888e58ac18cbe088262f43ce9bc4398f93f315c9fd8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cfbdd659e9b6b3f33fb888e58ac18cbe088262f43ce9bc4398f93f315c9fd8b", kill_on_drop: false }`
[INFO] [stdout] 9cfbdd659e9b6b3f33fb888e58ac18cbe088262f43ce9bc4398f93f315c9fd8b
