[INFO] fetching crate atsamv71j19 0.21.0...
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] crate atsamv71j19 0.21.0 is already in cache
[INFO] checking atsamv71j19-0.21.0 against try#7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e for pr-99880
[INFO] extracting crate atsamv71j19 0.21.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate atsamv71j19 0.21.0 on toolchain 7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atsamv71j19 0.21.0
[INFO] finished tweaking crates.io crate atsamv71j19 0.21.0
[INFO] tweaked toml for crates.io crate atsamv71j19 0.21.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a2ee91d0e8ea85fcbda1e44cc622cebd866dbdb6b54e602aae8a1840ff2bec0
[INFO] running `Command { std: "docker" "start" "-a" "2a2ee91d0e8ea85fcbda1e44cc622cebd866dbdb6b54e602aae8a1840ff2bec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a2ee91d0e8ea85fcbda1e44cc622cebd866dbdb6b54e602aae8a1840ff2bec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a2ee91d0e8ea85fcbda1e44cc622cebd866dbdb6b54e602aae8a1840ff2bec0", kill_on_drop: false }`
[INFO] [stdout] 2a2ee91d0e8ea85fcbda1e44cc622cebd866dbdb6b54e602aae8a1840ff2bec0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 316fe76a535fe64a6971d1e511819b97d8accea948bd63b3e79e965cbccaaed8
[INFO] running `Command { std: "docker" "start" "-a" "316fe76a535fe64a6971d1e511819b97d8accea948bd63b3e79e965cbccaaed8", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.5
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling atsamv71j19 v0.21.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.95s
[INFO] running `Command { std: "docker" "inspect" "316fe76a535fe64a6971d1e511819b97d8accea948bd63b3e79e965cbccaaed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "316fe76a535fe64a6971d1e511819b97d8accea948bd63b3e79e965cbccaaed8", kill_on_drop: false }`
[INFO] [stdout] 316fe76a535fe64a6971d1e511819b97d8accea948bd63b3e79e965cbccaaed8