[INFO] cloning repository https://github.com/tehAnswer/alpaka
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tehAnswer/alpaka" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtehAnswer%2Falpaka", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtehAnswer%2Falpaka'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca0c0d23ee97fbb803e8671d8edf77511d599396
[INFO] checking tehAnswer/alpaka against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtehAnswer%2Falpaka" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tehAnswer/alpaka on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tehAnswer/alpaka
[INFO] finished tweaking git repo https://github.com/tehAnswer/alpaka
[INFO] tweaked toml for git repo https://github.com/tehAnswer/alpaka written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/tehAnswer/alpaka already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded standback v0.2.8
[INFO] [stderr]   Downloaded mockito v0.25.1
[INFO] [stderr]   Downloaded sluice v0.5.2
[INFO] [stderr]   Downloaded parking v1.0.1
[INFO] [stderr]   Downloaded http-client v3.0.0
[INFO] [stderr]   Downloaded smol v0.1.15
[INFO] [stderr]   Downloaded surf v2.0.0-alpha.4
[INFO] [stderr]   Downloaded isahc v0.9.2
[INFO] [stderr]   Downloaded cookie v0.14.1
[INFO] [stderr]   Downloaded async-h1 v2.0.2
[INFO] [stderr]   Downloaded http-types v2.2.0
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd09e9a2ea386b3bbd88bfb398663d431a0e586cbbb97c6032d9db8d58b3533f
[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" "bd09e9a2ea386b3bbd88bfb398663d431a0e586cbbb97c6032d9db8d58b3533f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd09e9a2ea386b3bbd88bfb398663d431a0e586cbbb97c6032d9db8d58b3533f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd09e9a2ea386b3bbd88bfb398663d431a0e586cbbb97c6032d9db8d58b3533f", kill_on_drop: false }`
[INFO] [stdout] bd09e9a2ea386b3bbd88bfb398663d431a0e586cbbb97c6032d9db8d58b3533f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a02540b4681057bcec76916e0e1039a9103e339c9a6ff898b7678fe617137bfa
[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" "a02540b4681057bcec76916e0e1039a9103e339c9a6ff898b7678fe617137bfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]     Checking cfg-if v0.1.10
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[INFO] [stderr]     Checking lazy_static v1.4.0
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[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.62
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling bumpalo v3.3.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.62
[INFO] [stderr]    Compiling standback v0.2.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking parking v1.0.1
[INFO] [stderr]     Checking cache-padded v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking fastrand v1.2.4
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling curl v0.4.29
[INFO] [stderr]     Checking base64 v0.12.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling isahc v0.9.2
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[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]     Checking unicode-bidi v0.3.4
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[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
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[INFO] [stderr]    Compiling curl-sys v0.4.31+curl-7.70.0
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[INFO] [stderr]    Compiling syn v1.0.23
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[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
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[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.62
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[INFO] [stderr]     Checking sluice v0.5.2
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking smol v0.1.15
[INFO] [stderr]     Checking gloo-timers v0.2.1
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[INFO] [stderr]     Checking async-std v1.6.2
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking assert-json-diff v1.0.3
[INFO] [stderr]     Checking mockito v0.25.1
[INFO] [stderr]     Checking http-types v2.2.0
[INFO] [stderr]     Checking async-native-tls v0.3.3
[INFO] [stderr]     Checking async-h1 v2.0.2
[INFO] [stderr]     Checking http-client v3.0.0
[INFO] [stderr]     Checking surf v2.0.0-alpha.4
[INFO] [stderr]     Checking alpaka v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `mode`
[INFO] [stdout]   --> src/lib.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 |   mode: AlpakaMode,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 11s
[INFO] running `Command { std: "docker" "inspect" "a02540b4681057bcec76916e0e1039a9103e339c9a6ff898b7678fe617137bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a02540b4681057bcec76916e0e1039a9103e339c9a6ff898b7678fe617137bfa", kill_on_drop: false }`
[INFO] [stdout] a02540b4681057bcec76916e0e1039a9103e339c9a6ff898b7678fe617137bfa