[INFO] fetching crate comparable 0.5.5...
[INFO] checking comparable-0.5.5 against master#068609ce766e55d2e7371cd2a86143a6d7e8e2e4 for pr-138952
[INFO] extracting crate comparable 0.5.5 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate comparable 0.5.5 on toolchain 068609ce766e55d2e7371cd2a86143a6d7e8e2e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate comparable 0.5.5
[INFO] finished tweaking crates.io crate comparable 0.5.5
[INFO] tweaked toml for crates.io crate comparable 0.5.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate comparable 0.5.5 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" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded comparable_derive v0.5.5
[INFO] [stderr]   Downloaded comparable_helper v0.5.5
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fd63ccd29a55c84dff6db44767d8ff96bfb73c2f79c39a75b7a18dd681287cb
[INFO] running `Command { std: "docker" "start" "-a" "2fd63ccd29a55c84dff6db44767d8ff96bfb73c2f79c39a75b7a18dd681287cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fd63ccd29a55c84dff6db44767d8ff96bfb73c2f79c39a75b7a18dd681287cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fd63ccd29a55c84dff6db44767d8ff96bfb73c2f79c39a75b7a18dd681287cb", kill_on_drop: false }`
[INFO] [stdout] 2fd63ccd29a55c84dff6db44767d8ff96bfb73c2f79c39a75b7a18dd681287cb
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc6a1c58ce6fdce37cde66f2f568ba42422b42b0716e617ab6d7124bb0458b5c
[INFO] running `Command { std: "docker" "start" "-a" "dc6a1c58ce6fdce37cde66f2f568ba42422b42b0716e617ab6d7124bb0458b5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling comparable_helper v0.5.5
[INFO] [stderr]    Compiling comparable_derive v0.5.5
[INFO] [stderr]     Checking comparable v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.02s
[INFO] running `Command { std: "docker" "inspect" "dc6a1c58ce6fdce37cde66f2f568ba42422b42b0716e617ab6d7124bb0458b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc6a1c58ce6fdce37cde66f2f568ba42422b42b0716e617ab6d7124bb0458b5c", kill_on_drop: false }`
[INFO] [stdout] dc6a1c58ce6fdce37cde66f2f568ba42422b42b0716e617ab6d7124bb0458b5c