[INFO] fetching crate version-compare 0.0.10...
[INFO] checking version-compare-0.0.10 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate version-compare 0.0.10 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate version-compare 0.0.10 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate version-compare 0.0.10
[INFO] finished tweaking crates.io crate version-compare 0.0.10
[INFO] tweaked toml for crates.io crate version-compare 0.0.10 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate version-compare 0.0.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48ef58667e78abc1ca7ce5d9e3b09b15849da7a2717c708d3ead2cb035300e85
[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" "48ef58667e78abc1ca7ce5d9e3b09b15849da7a2717c708d3ead2cb035300e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48ef58667e78abc1ca7ce5d9e3b09b15849da7a2717c708d3ead2cb035300e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48ef58667e78abc1ca7ce5d9e3b09b15849da7a2717c708d3ead2cb035300e85", kill_on_drop: false }`
[INFO] [stdout] 48ef58667e78abc1ca7ce5d9e3b09b15849da7a2717c708d3ead2cb035300e85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3922987b66d983a9049e6bf53b90e71fa46d8969b09a3bb7480c06b652e40b20
[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" "3922987b66d983a9049e6bf53b90e71fa46d8969b09a3bb7480c06b652e40b20", kill_on_drop: false }`
[INFO] [stderr]     Checking version-compare v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "3922987b66d983a9049e6bf53b90e71fa46d8969b09a3bb7480c06b652e40b20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3922987b66d983a9049e6bf53b90e71fa46d8969b09a3bb7480c06b652e40b20", kill_on_drop: false }`
[INFO] [stdout] 3922987b66d983a9049e6bf53b90e71fa46d8969b09a3bb7480c06b652e40b20