[INFO] crate module_generator 0.1.4 is already in cache
[INFO] checking module_generator-0.1.4 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] extracting crate module_generator 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate module_generator 0.1.4 on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate module_generator 0.1.4
[INFO] finished tweaking crates.io crate module_generator 0.1.4
[INFO] tweaked toml for crates.io crate module_generator 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate module_generator 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6150797c5dc7254bd3e5696c3f38ad716926aecaeac25907162e4f1e0495003
[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" "d6150797c5dc7254bd3e5696c3f38ad716926aecaeac25907162e4f1e0495003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6150797c5dc7254bd3e5696c3f38ad716926aecaeac25907162e4f1e0495003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6150797c5dc7254bd3e5696c3f38ad716926aecaeac25907162e4f1e0495003", kill_on_drop: false }`
[INFO] [stdout] d6150797c5dc7254bd3e5696c3f38ad716926aecaeac25907162e4f1e0495003
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efb35cc11ab3f847c2df3c5ce4ccbf23f372baf5076a78215757a1f9fcc6ad3a
[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" "efb35cc11ab3f847c2df3c5ce4ccbf23f372baf5076a78215757a1f9fcc6ad3a", kill_on_drop: false }`
[INFO] [stderr]     Checking module_generator v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "efb35cc11ab3f847c2df3c5ce4ccbf23f372baf5076a78215757a1f9fcc6ad3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb35cc11ab3f847c2df3c5ce4ccbf23f372baf5076a78215757a1f9fcc6ad3a", kill_on_drop: false }`
[INFO] [stdout] efb35cc11ab3f847c2df3c5ce4ccbf23f372baf5076a78215757a1f9fcc6ad3a