[INFO] fetching crate scuffle-metrics-derive 0.4.2...
[INFO] checking scuffle-metrics-derive-0.4.2 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate scuffle-metrics-derive 0.4.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate scuffle-metrics-derive 0.4.2
[INFO] finished tweaking crates.io crate scuffle-metrics-derive 0.4.2
[INFO] tweaked toml for crates.io crate scuffle-metrics-derive 0.4.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate scuffle-metrics-derive 0.4.2 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scuffle-metrics-derive 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scuffle-workspace-hack v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdc8a4efee268ad382fecd4984357330348621d0b5067ba954c5097fea1dcbd3
[INFO] running `Command { std: "docker" "start" "-a" "cdc8a4efee268ad382fecd4984357330348621d0b5067ba954c5097fea1dcbd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdc8a4efee268ad382fecd4984357330348621d0b5067ba954c5097fea1dcbd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdc8a4efee268ad382fecd4984357330348621d0b5067ba954c5097fea1dcbd3", kill_on_drop: false }`
[INFO] [stdout] cdc8a4efee268ad382fecd4984357330348621d0b5067ba954c5097fea1dcbd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d2ed04dcc973abd8b76a05903c8905d47262c726fd6d8ebcf766e5eba8dab96
[INFO] running `Command { std: "docker" "start" "-a" "1d2ed04dcc973abd8b76a05903c8905d47262c726fd6d8ebcf766e5eba8dab96", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling scuffle-workspace-hack v0.1.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking proc-macro2 v1.0.95
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]    Compiling darling_core v0.21.0
[INFO] [stderr]    Compiling darling_macro v0.21.0
[INFO] [stderr]     Checking darling v0.21.0
[INFO] [stderr]     Checking scuffle-metrics-derive v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.44s
[INFO] running `Command { std: "docker" "inspect" "1d2ed04dcc973abd8b76a05903c8905d47262c726fd6d8ebcf766e5eba8dab96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d2ed04dcc973abd8b76a05903c8905d47262c726fd6d8ebcf766e5eba8dab96", kill_on_drop: false }`
[INFO] [stdout] 1d2ed04dcc973abd8b76a05903c8905d47262c726fd6d8ebcf766e5eba8dab96