[INFO] fetching crate kitkat 0.1.1...
[INFO] checking kitkat-0.1.1 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate kitkat 0.1.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate kitkat 0.1.1 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kitkat 0.1.1
[INFO] finished tweaking crates.io crate kitkat 0.1.1
[INFO] tweaked toml for crates.io crate kitkat 0.1.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate kitkat 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82b5878830098d86681b172941bdb58667b1cb65b8e5a1646721f88fada69971
[INFO] running `Command { std: "docker" "start" "-a" "82b5878830098d86681b172941bdb58667b1cb65b8e5a1646721f88fada69971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82b5878830098d86681b172941bdb58667b1cb65b8e5a1646721f88fada69971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82b5878830098d86681b172941bdb58667b1cb65b8e5a1646721f88fada69971", kill_on_drop: false }`
[INFO] [stdout] 82b5878830098d86681b172941bdb58667b1cb65b8e5a1646721f88fada69971
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb34fd5b469cd0840778ff3d752738f9095b175fcf59dbcabfef66a8364804b3
[INFO] running `Command { std: "docker" "start" "-a" "eb34fd5b469cd0840778ff3d752738f9095b175fcf59dbcabfef66a8364804b3", kill_on_drop: false }`
[INFO] [stderr]     Checking kitkat v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "eb34fd5b469cd0840778ff3d752738f9095b175fcf59dbcabfef66a8364804b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb34fd5b469cd0840778ff3d752738f9095b175fcf59dbcabfef66a8364804b3", kill_on_drop: false }`
[INFO] [stdout] eb34fd5b469cd0840778ff3d752738f9095b175fcf59dbcabfef66a8364804b3