[INFO] cloning repository https://github.com/infinitesnow/mwe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/infinitesnow/mwe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finfinitesnow%2Fmwe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finfinitesnow%2Fmwe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d692498ea1073d9244180e7db6496c1ca89b126f
[INFO] checking infinitesnow/mwe against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finfinitesnow%2Fmwe" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/infinitesnow/mwe on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/infinitesnow/mwe
[INFO] finished tweaking git repo https://github.com/infinitesnow/mwe
[INFO] tweaked toml for git repo https://github.com/infinitesnow/mwe written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/infinitesnow/mwe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a41b8e6aebcfa3048a240fc1604bfb54bf944e18698757a07862239cb513223
[INFO] running `Command { std: "docker" "start" "-a" "3a41b8e6aebcfa3048a240fc1604bfb54bf944e18698757a07862239cb513223", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a41b8e6aebcfa3048a240fc1604bfb54bf944e18698757a07862239cb513223", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a41b8e6aebcfa3048a240fc1604bfb54bf944e18698757a07862239cb513223", kill_on_drop: false }`
[INFO] [stdout] 3a41b8e6aebcfa3048a240fc1604bfb54bf944e18698757a07862239cb513223
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad79bbd29cfd9570f5598a9e8f2037d8ed3bb0d9ac0bf5e81956621a67037aa1
[INFO] running `Command { std: "docker" "start" "-a" "ad79bbd29cfd9570f5598a9e8f2037d8ed3bb0d9ac0bf5e81956621a67037aa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]    Compiling winit v0.23.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking net2 v0.2.36
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking mwe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.67s
[INFO] running `Command { std: "docker" "inspect" "ad79bbd29cfd9570f5598a9e8f2037d8ed3bb0d9ac0bf5e81956621a67037aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad79bbd29cfd9570f5598a9e8f2037d8ed3bb0d9ac0bf5e81956621a67037aa1", kill_on_drop: false }`
[INFO] [stdout] ad79bbd29cfd9570f5598a9e8f2037d8ed3bb0d9ac0bf5e81956621a67037aa1