[INFO] cloning repository https://github.com/steadylearner/Rust-Warp-Example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/steadylearner/Rust-Warp-Example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteadylearner%2FRust-Warp-Example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteadylearner%2FRust-Warp-Example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f7fb1bb04dd9cbf9ec72f761ccbfa50235d6c19
[INFO] documenting steadylearner/Rust-Warp-Example 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%2Fsteadylearner%2FRust-Warp-Example" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/steadylearner/Rust-Warp-Example 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/steadylearner/Rust-Warp-Example
[INFO] finished tweaking git repo https://github.com/steadylearner/Rust-Warp-Example
[INFO] tweaked toml for git repo https://github.com/steadylearner/Rust-Warp-Example written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/steadylearner/Rust-Warp-Example 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 7039c68afa8d8c1c66aba76d9e04a3bdcfdd3f1f0f1b2617ee3cc189bf87762a
[INFO] running `Command { std: "docker" "start" "-a" "7039c68afa8d8c1c66aba76d9e04a3bdcfdd3f1f0f1b2617ee3cc189bf87762a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7039c68afa8d8c1c66aba76d9e04a3bdcfdd3f1f0f1b2617ee3cc189bf87762a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7039c68afa8d8c1c66aba76d9e04a3bdcfdd3f1f0f1b2617ee3cc189bf87762a", kill_on_drop: false }`
[INFO] [stdout] 7039c68afa8d8c1c66aba76d9e04a3bdcfdd3f1f0f1b2617ee3cc189bf87762a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 25fe63760b28c8a96e44bae191ff7d88e8af4570aa3fda6e92a836e6def1a0ff
[INFO] running `Command { std: "docker" "start" "-a" "25fe63760b28c8a96e44bae191ff7d88e8af4570aa3fda6e92a836e6def1a0ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
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[INFO] [stderr]    Compiling ryu v1.0.3
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[INFO] [stderr]     Checking byte-tools v0.3.1
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[INFO] [stderr]    Compiling maplit v1.0.2
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[INFO] [stderr]    Compiling gamble v0.0.0 (/opt/rustwide/workdir)
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[INFO] [stderr]    Compiling num-traits v0.2.11
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[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
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[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
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[INFO] [stderr]    Compiling libsqlite3-sys v0.17.3
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[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking console v0.10.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling parse-zoneinfo v0.2.1
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling chrono-tz v0.5.1
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking tokio v0.2.18
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking tokio-tungstenite v0.10.1
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking rusqlite v0.22.0
[INFO] [stderr]     Checking warp v0.2.2
[INFO] [stderr]     Checking ignore v0.4.14
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking globwalk v0.8.0
[INFO] [stderr]     Checking r2d2_sqlite v0.15.0
[INFO] [stderr]     Checking tera v1.2.0
[INFO] [stderr]  Documenting gamble v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `gamble`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name game src/bin/game.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bincode=/opt/rustwide/target/debug/deps/libbincode-ef4527e329043e78.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-371a2159d35447ec.rmeta --extern console=/opt/rustwide/target/debug/deps/libconsole-52870274ff5d7d1d.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-2b04fe3dbc4a34b8.rmeta --extern gamble=/opt/rustwide/target/debug/deps/libgamble-24b1817872ca332d.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-acd7d23482fe8b54.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-3350f96749421cbd.rmeta --extern pretty_env_logger=/opt/rustwide/target/debug/deps/libpretty_env_logger-69603f878ec84fd3.rmeta --extern prettytable=/opt/rustwide/target/debug/deps/libprettytable-b7ba52b00715a533.rmeta --extern r2d2=/opt/rustwide/target/debug/deps/libr2d2-eae6634809b857c9.rmeta --extern r2d2_sqlite=/opt/rustwide/target/debug/deps/libr2d2_sqlite-01cbf13272023052.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-2b9cf981e3aee9fd.rmeta --extern rusqlite=/opt/rustwide/target/debug/deps/librusqlite-ea97f29755477407.rmeta --extern argon2=/opt/rustwide/target/debug/deps/libargon2-e0cad2c400f8a34e.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-17563776098dbc75.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-f9b62064020e8e54.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-3d8dd82e15fdd71e.rmeta --extern tera=/opt/rustwide/target/debug/deps/libtera-ac1fe862d095066a.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-dd070418703f78b5.rmeta --extern warp=/opt/rustwide/target/debug/deps/libwarp-02d8f5efec514c99.rmeta --cap-lints=warn --crate-version 0.0.0` (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" "25fe63760b28c8a96e44bae191ff7d88e8af4570aa3fda6e92a836e6def1a0ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25fe63760b28c8a96e44bae191ff7d88e8af4570aa3fda6e92a836e6def1a0ff", kill_on_drop: false }`
[INFO] [stdout] 25fe63760b28c8a96e44bae191ff7d88e8af4570aa3fda6e92a836e6def1a0ff
