[INFO] fetching crate undo 0.51.0...
[INFO] checking undo-0.51.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate undo 0.51.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate undo 0.51.0 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 undo 0.51.0
[INFO] finished tweaking crates.io crate undo 0.51.0
[INFO] tweaked toml for crates.io crate undo 0.51.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate undo 0.51.0 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4c95c8d6a453ef4960146e94bb48b0b7b9e76fa9760c705f5bc660f2d1fb1e5b
[INFO] running `Command { std: "docker" "start" "-a" "4c95c8d6a453ef4960146e94bb48b0b7b9e76fa9760c705f5bc660f2d1fb1e5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c95c8d6a453ef4960146e94bb48b0b7b9e76fa9760c705f5bc660f2d1fb1e5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c95c8d6a453ef4960146e94bb48b0b7b9e76fa9760c705f5bc660f2d1fb1e5b", kill_on_drop: false }`
[INFO] [stdout] 4c95c8d6a453ef4960146e94bb48b0b7b9e76fa9760c705f5bc660f2d1fb1e5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8d298009a168d1b1391d5b9bfd294b2e3b0403c13677da9ad9856c60bdadc488
[INFO] running `Command { std: "docker" "start" "-a" "8d298009a168d1b1391d5b9bfd294b2e3b0403c13677da9ad9856c60bdadc488", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking undo v0.51.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "8d298009a168d1b1391d5b9bfd294b2e3b0403c13677da9ad9856c60bdadc488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d298009a168d1b1391d5b9bfd294b2e3b0403c13677da9ad9856c60bdadc488", kill_on_drop: false }`
[INFO] [stdout] 8d298009a168d1b1391d5b9bfd294b2e3b0403c13677da9ad9856c60bdadc488