[INFO] fetching crate peekable-fwd-bwd 1.0.0...
[INFO] checking peekable-fwd-bwd-1.0.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate peekable-fwd-bwd 1.0.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate peekable-fwd-bwd 1.0.0 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 peekable-fwd-bwd 1.0.0
[INFO] finished tweaking crates.io crate peekable-fwd-bwd 1.0.0
[INFO] tweaked toml for crates.io crate peekable-fwd-bwd 1.0.0 written to /workspace/builds/worker-1-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]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8893883786a316be72dcc2e4c297f2d7a939a681a7a23865b162ec441a2e9c57
[INFO] running `Command { std: "docker" "start" "-a" "8893883786a316be72dcc2e4c297f2d7a939a681a7a23865b162ec441a2e9c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8893883786a316be72dcc2e4c297f2d7a939a681a7a23865b162ec441a2e9c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8893883786a316be72dcc2e4c297f2d7a939a681a7a23865b162ec441a2e9c57", kill_on_drop: false }`
[INFO] [stdout] 8893883786a316be72dcc2e4c297f2d7a939a681a7a23865b162ec441a2e9c57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f565e1edb6a10518c42b80572d98df693adedc36dc889998f6a401cc3cb6b2a9
[INFO] running `Command { std: "docker" "start" "-a" "f565e1edb6a10518c42b80572d98df693adedc36dc889998f6a401cc3cb6b2a9", kill_on_drop: false }`
[INFO] [stderr]     Checking arraydeque v0.5.1
[INFO] [stderr]     Checking peekable-fwd-bwd v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "f565e1edb6a10518c42b80572d98df693adedc36dc889998f6a401cc3cb6b2a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f565e1edb6a10518c42b80572d98df693adedc36dc889998f6a401cc3cb6b2a9", kill_on_drop: false }`
[INFO] [stdout] f565e1edb6a10518c42b80572d98df693adedc36dc889998f6a401cc3cb6b2a9