[INFO] cloning repository https://github.com/EmilNorden/rust-rt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EmilNorden/rust-rt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmilNorden%2Frust-rt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmilNorden%2Frust-rt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb3be51fe35f3ad944df3734f6ebc196654ab923
[INFO] documenting EmilNorden/rust-rt 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%2FEmilNorden%2Frust-rt" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EmilNorden/rust-rt 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/EmilNorden/rust-rt
[INFO] finished tweaking git repo https://github.com/EmilNorden/rust-rt
[INFO] tweaked toml for git repo https://github.com/EmilNorden/rust-rt written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/EmilNorden/rust-rt 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tobj v1.0.0
[INFO] [stderr]   Downloaded ocl-core v0.11.2
[INFO] [stderr]   Downloaded image v0.23.11
[INFO] [stderr]   Downloaded ocl v0.19.3
[INFO] [stderr]   Downloaded syn v1.0.50
[INFO] [stderr]   Downloaded assimp v0.3.1
[INFO] [stderr]   Downloaded assimp-sys v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 2bb94e380e9d265d3842e6830769b80088987e8565256e6fd6b2c8177cb05f6c
[INFO] running `Command { std: "docker" "start" "-a" "2bb94e380e9d265d3842e6830769b80088987e8565256e6fd6b2c8177cb05f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bb94e380e9d265d3842e6830769b80088987e8565256e6fd6b2c8177cb05f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb94e380e9d265d3842e6830769b80088987e8565256e6fd6b2c8177cb05f6c", kill_on_drop: false }`
[INFO] [stdout] 2bb94e380e9d265d3842e6830769b80088987e8565256e6fd6b2c8177cb05f6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] b28ec769ede09e2c5c56db31e15491cdf5cf345079f4cdfa1e580844a6840244
[INFO] running `Command { std: "docker" "start" "-a" "b28ec769ede09e2c5c56db31e15491cdf5cf345079f4cdfa1e580844a6840244", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]    Compiling cl-sys v0.4.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking tobj v1.0.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking num-traits v0.2.11
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking qutex v0.2.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling ocl-core v0.11.2
[INFO] [stderr]     Checking rayon v1.3.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling assimp-sys v0.3.1
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking quickcheck v0.2.27
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking ocl-core-vector v0.1.0
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking glm v0.2.3
[INFO] [stderr]     Checking tiff v0.6.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking image v0.23.11
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.50/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=1e6602eab375e905 -C extra-filename=-1e6602eab375e905 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-019d99d5afd5af1b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-eb4821344ce8dc46.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-0ab589a11845f108.rmeta --cap-lints allow --cfg syn_disable_nightly_tests` (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" "b28ec769ede09e2c5c56db31e15491cdf5cf345079f4cdfa1e580844a6840244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b28ec769ede09e2c5c56db31e15491cdf5cf345079f4cdfa1e580844a6840244", kill_on_drop: false }`
[INFO] [stdout] b28ec769ede09e2c5c56db31e15491cdf5cf345079f4cdfa1e580844a6840244
