[INFO] crate trackable 0.2.23 is already in cache
[INFO] checking trackable-0.2.23 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate trackable 0.2.23 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate trackable 0.2.23 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate trackable 0.2.23
[INFO] finished tweaking crates.io crate trackable 0.2.23
[INFO] tweaked toml for crates.io crate trackable 0.2.23 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate trackable 0.2.23 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 60a1aad7c8cf0170ee5188f67bd98451a2cea73426fea70d15b7d4617cf86f5e
[INFO] running `"docker" "start" "-a" "60a1aad7c8cf0170ee5188f67bd98451a2cea73426fea70d15b7d4617cf86f5e"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling trackable_derive v0.1.2
[INFO] [stderr]     Checking trackable v0.2.23 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `NonCritical`
[INFO] [stderr]    --> src/error.rs:505:13
[INFO] [stderr]     |
[INFO] [stderr] 505 |             NonCritical,
[INFO] [stderr]     |             ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.95s
[INFO] running `"docker" "inspect" "60a1aad7c8cf0170ee5188f67bd98451a2cea73426fea70d15b7d4617cf86f5e"`
[INFO] running `"docker" "rm" "-f" "60a1aad7c8cf0170ee5188f67bd98451a2cea73426fea70d15b7d4617cf86f5e"`
[INFO] [stdout] 60a1aad7c8cf0170ee5188f67bd98451a2cea73426fea70d15b7d4617cf86f5e