[INFO] fetching crate silhouette 0.1.0...
[INFO] checking silhouette-0.1.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate silhouette 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate silhouette 0.1.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate silhouette 0.1.0
[INFO] finished tweaking crates.io crate silhouette 0.1.0
[INFO] tweaked toml for crates.io crate silhouette 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] [stderr]       Adding dashmap v5.5.3 (latest: v6.0.1)
[INFO] [stderr]       Adding serial_test v2.0.0 (latest: v3.1.1)
[INFO] [stderr]       Adding serial_test_derive v2.0.0 (latest: v3.1.1)
[INFO] [stderr]       Adding try_default v1.0.1 (latest: v2.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded try_default v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32bb28fab18abc44a710c79345f59c5f0776a223d5ceb61b12d175d1af32ee2b
[INFO] running `Command { std: "docker" "start" "-a" "32bb28fab18abc44a710c79345f59c5f0776a223d5ceb61b12d175d1af32ee2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32bb28fab18abc44a710c79345f59c5f0776a223d5ceb61b12d175d1af32ee2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32bb28fab18abc44a710c79345f59c5f0776a223d5ceb61b12d175d1af32ee2b", kill_on_drop: false }`
[INFO] [stdout] 32bb28fab18abc44a710c79345f59c5f0776a223d5ceb61b12d175d1af32ee2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8790aa028aa4ad8dd7e59a83b66080351b35c7cbde6adecfedb835e2b5a70678
[INFO] running `Command { std: "docker" "start" "-a" "8790aa028aa4ad8dd7e59a83b66080351b35c7cbde6adecfedb835e2b5a70678", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling serial_test_derive v2.0.0
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking serial_test v2.0.0
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking silhouette v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.77s
[INFO] running `Command { std: "docker" "inspect" "8790aa028aa4ad8dd7e59a83b66080351b35c7cbde6adecfedb835e2b5a70678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8790aa028aa4ad8dd7e59a83b66080351b35c7cbde6adecfedb835e2b5a70678", kill_on_drop: false }`
[INFO] [stdout] 8790aa028aa4ad8dd7e59a83b66080351b35c7cbde6adecfedb835e2b5a70678