[INFO] fetching crate chitose 0.1.6...
[INFO] checking chitose-0.1.6 against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192
[INFO] extracting crate chitose 0.1.6 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate chitose 0.1.6 on toolchain 169954edd744527414c631e9af1bbdc537b0cdf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chitose 0.1.6
[INFO] finished tweaking crates.io crate chitose 0.1.6
[INFO] tweaked toml for crates.io crate chitose 0.1.6 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate chitose 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71bc46562a2273804bda5535d0c5842afb17ae30590dd797e31690a4d22524f9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "71bc46562a2273804bda5535d0c5842afb17ae30590dd797e31690a4d22524f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71bc46562a2273804bda5535d0c5842afb17ae30590dd797e31690a4d22524f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71bc46562a2273804bda5535d0c5842afb17ae30590dd797e31690a4d22524f9", kill_on_drop: false }`
[INFO] [stdout] 71bc46562a2273804bda5535d0c5842afb17ae30590dd797e31690a4d22524f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc988188c8e92422dee8fd00499ac47fbea6a58169d9ddc9ae6f0320461cd394
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dc988188c8e92422dee8fd00499ac47fbea6a58169d9ddc9ae6f0320461cd394", kill_on_drop: false }`
[INFO] [stderr]     Checking chitose v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "dc988188c8e92422dee8fd00499ac47fbea6a58169d9ddc9ae6f0320461cd394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc988188c8e92422dee8fd00499ac47fbea6a58169d9ddc9ae6f0320461cd394", kill_on_drop: false }`
[INFO] [stdout] dc988188c8e92422dee8fd00499ac47fbea6a58169d9ddc9ae6f0320461cd394