[INFO] cloning repository https://github.com/White-Oak/market_matcher_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/White-Oak/market_matcher_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhite-Oak%2Fmarket_matcher_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhite-Oak%2Fmarket_matcher_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3d8e63846064ec0590f37a3aa2d5628e44aa608
[INFO] documenting White-Oak/market_matcher_rs against master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhite-Oak%2Fmarket_matcher_rs" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/White-Oak/market_matcher_rs on toolchain e1df625306f4136949e02612406f0c60df6008f3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/White-Oak/market_matcher_rs
[INFO] finished tweaking git repo https://github.com/White-Oak/market_matcher_rs
[INFO] tweaked toml for git repo https://github.com/White-Oak/market_matcher_rs written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/White-Oak/market_matcher_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "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 cfg-if v0.1.9
[INFO] [stderr]   Downloaded nodrop v0.1.13
[INFO] [stderr]   Downloaded unicode-xid v0.1.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.2.0
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[INFO] [stderr]   Downloaded itertools v0.8.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.54
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded syn v0.15.34
[INFO] [stderr]   Downloaded either v1.5.2
[INFO] [stderr]   Downloaded lazy_static v1.3.0
[INFO] [stderr]   Downloaded unicode-width v0.1.5
[INFO] [stderr]   Downloaded memchr v2.2.0
[INFO] [stderr]   Downloaded rayon v1.0.3
[INFO] [stderr]   Downloaded num_cpus v1.10.0
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[INFO] [stderr]   Downloaded num-traits v0.2.7
[INFO] [stderr]   Downloaded rand_os v0.1.3
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[INFO] [stderr]   Downloaded criterion v0.2.11
[INFO] [stderr]   Downloaded crossbeam-epoch v0.3.1
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[INFO] [stderr]   Downloaded serde v1.0.91
[INFO] [stderr]   Downloaded csv v1.0.7
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[INFO] [stderr]   Downloaded crossbeam-utils v0.2.2
[INFO] [stderr]   Downloaded cloudabi v0.0.3
[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
[INFO] [stderr]   Downloaded rand_core v0.4.0
[INFO] [stderr]   Downloaded same-file v1.0.4
[INFO] [stderr]   Downloaded walkdir v2.2.7
[INFO] [stderr]   Downloaded serde_json v1.0.39
[INFO] [stderr]   Downloaded tinytemplate v1.0.2
[INFO] [stderr]   Downloaded winapi-util v0.1.2
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[INFO] [stderr]   Downloaded ryu v0.2.8
[INFO] [stderr]   Downloaded quote v0.6.12
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56a3d7550c800789325c0187df17439eedbe7eeb36c0e8535e7200aa465fe83b
[INFO] running `Command { std: "docker" "start" "-a" "56a3d7550c800789325c0187df17439eedbe7eeb36c0e8535e7200aa465fe83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56a3d7550c800789325c0187df17439eedbe7eeb36c0e8535e7200aa465fe83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56a3d7550c800789325c0187df17439eedbe7eeb36c0e8535e7200aa465fe83b", kill_on_drop: false }`
[INFO] [stdout] 56a3d7550c800789325c0187df17439eedbe7eeb36c0e8535e7200aa465fe83b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b140a8bfaf78d408fa26a9b3d3de292fc450f338fe06fb849faf729cd0376c2
[INFO] running `Command { std: "docker" "start" "-a" "3b140a8bfaf78d408fa26a9b3d3de292fc450f338fe06fb849faf729cd0376c2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]  Documenting market_matcher_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "3b140a8bfaf78d408fa26a9b3d3de292fc450f338fe06fb849faf729cd0376c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b140a8bfaf78d408fa26a9b3d3de292fc450f338fe06fb849faf729cd0376c2", kill_on_drop: false }`
[INFO] [stdout] 3b140a8bfaf78d408fa26a9b3d3de292fc450f338fe06fb849faf729cd0376c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "RUSTFLAGS=--cap-lints=forbid" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 47e493fe232b5ca80a72a0f53d3393841e470fbee9947d8be5b15c8eba055da5
[INFO] running `Command { std: "docker" "start" "-a" "47e493fe232b5ca80a72a0f53d3393841e470fbee9947d8be5b15c8eba055da5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "47e493fe232b5ca80a72a0f53d3393841e470fbee9947d8be5b15c8eba055da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47e493fe232b5ca80a72a0f53d3393841e470fbee9947d8be5b15c8eba055da5", kill_on_drop: false }`
[INFO] [stdout] 47e493fe232b5ca80a72a0f53d3393841e470fbee9947d8be5b15c8eba055da5