[INFO] fetching crate cli_kit 0.1.11...
[INFO] checking cli_kit-0.1.11 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] extracting crate cli_kit 0.1.11 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cli_kit 0.1.11 on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cli_kit 0.1.11
[INFO] finished tweaking crates.io crate cli_kit 0.1.11
[INFO] tweaked toml for crates.io crate cli_kit 0.1.11 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cli_kit 0.1.11 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c13b8799fd6107af90ce8df56235e4f8f8e3d0e6e50bf8f72fa8299102b18b3f
[INFO] running `Command { std: "docker" "start" "-a" "c13b8799fd6107af90ce8df56235e4f8f8e3d0e6e50bf8f72fa8299102b18b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c13b8799fd6107af90ce8df56235e4f8f8e3d0e6e50bf8f72fa8299102b18b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c13b8799fd6107af90ce8df56235e4f8f8e3d0e6e50bf8f72fa8299102b18b3f", kill_on_drop: false }`
[INFO] [stdout] c13b8799fd6107af90ce8df56235e4f8f8e3d0e6e50bf8f72fa8299102b18b3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e160d39786fb833a81a3a960b50337ea074322949edd35d0a9b8f1e219b4ddab
[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" "e160d39786fb833a81a3a960b50337ea074322949edd35d0a9b8f1e219b4ddab", kill_on_drop: false }`
[INFO] [stderr]     Checking cli_kit v0.1.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "e160d39786fb833a81a3a960b50337ea074322949edd35d0a9b8f1e219b4ddab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e160d39786fb833a81a3a960b50337ea074322949edd35d0a9b8f1e219b4ddab", kill_on_drop: false }`
[INFO] [stdout] e160d39786fb833a81a3a960b50337ea074322949edd35d0a9b8f1e219b4ddab