[INFO] fetching crate better-config-core 0.2.4...
[INFO] checking better-config-core-0.2.4 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-150727
[INFO] extracting crate better-config-core 0.2.4 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate better-config-core 0.2.4
[INFO] finished tweaking crates.io crate better-config-core 0.2.4
[INFO] tweaked toml for crates.io crate better-config-core 0.2.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate better-config-core 0.2.4 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate better-config-core 0.2.4 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdd v3.0.10
[INFO] [stderr]   Downloaded scc v2.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df3bc172223c6c0b1975870666c80405a87a4402a013b7fd6c57e5656369ee47
[INFO] running `Command { std: "docker" "start" "-a" "df3bc172223c6c0b1975870666c80405a87a4402a013b7fd6c57e5656369ee47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df3bc172223c6c0b1975870666c80405a87a4402a013b7fd6c57e5656369ee47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df3bc172223c6c0b1975870666c80405a87a4402a013b7fd6c57e5656369ee47", kill_on_drop: false }`
[INFO] [stdout] df3bc172223c6c0b1975870666c80405a87a4402a013b7fd6c57e5656369ee47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58cc06d7e6d629951d02092272d0d4cc107727615ee5178a35f0ff57cd36a689
[INFO] running `Command { std: "docker" "start" "-a" "58cc06d7e6d629951d02092272d0d4cc107727615ee5178a35f0ff57cd36a689", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking sdd v3.0.10
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking better-config-core v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking scc v2.4.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stderr]     Checking serial_test v3.2.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.33s
[INFO] running `Command { std: "docker" "inspect" "58cc06d7e6d629951d02092272d0d4cc107727615ee5178a35f0ff57cd36a689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58cc06d7e6d629951d02092272d0d4cc107727615ee5178a35f0ff57cd36a689", kill_on_drop: false }`
[INFO] [stdout] 58cc06d7e6d629951d02092272d0d4cc107727615ee5178a35f0ff57cd36a689
