[INFO] fetching crate shifgrethor 0.0.0...
[INFO] checking shifgrethor-0.0.0 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate shifgrethor 0.0.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate shifgrethor 0.0.0 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shifgrethor 0.0.0
[INFO] finished tweaking crates.io crate shifgrethor 0.0.0
[INFO] tweaked toml for crates.io crate shifgrethor 0.0.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 666e55308a1482bb955831913f9c428b9d81dda76a1f2c2c00a1b87b67d4bafc
[INFO] running `Command { std: "docker" "start" "-a" "666e55308a1482bb955831913f9c428b9d81dda76a1f2c2c00a1b87b67d4bafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "666e55308a1482bb955831913f9c428b9d81dda76a1f2c2c00a1b87b67d4bafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "666e55308a1482bb955831913f9c428b9d81dda76a1f2c2c00a1b87b67d4bafc", kill_on_drop: false }`
[INFO] [stdout] 666e55308a1482bb955831913f9c428b9d81dda76a1f2c2c00a1b87b67d4bafc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21e21af8029093ba9e0ea10224ecf4cff1935b71968cdb75112dfc8a6bd5220d
[INFO] running `Command { std: "docker" "start" "-a" "21e21af8029093ba9e0ea10224ecf4cff1935b71968cdb75112dfc8a6bd5220d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking shifgrethor v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "21e21af8029093ba9e0ea10224ecf4cff1935b71968cdb75112dfc8a6bd5220d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21e21af8029093ba9e0ea10224ecf4cff1935b71968cdb75112dfc8a6bd5220d", kill_on_drop: false }`
[INFO] [stdout] 21e21af8029093ba9e0ea10224ecf4cff1935b71968cdb75112dfc8a6bd5220d