[INFO] fetching crate trip 0.1.12...
[INFO] checking trip-0.1.12 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate trip 0.1.12 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate trip 0.1.12 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trip 0.1.12
[INFO] finished tweaking crates.io crate trip 0.1.12
[INFO] tweaked toml for crates.io crate trip 0.1.12 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd59bbf06226de91c61b5a1654338ba14f91617dd09a25755c1080e2e3a5515b
[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" "fd59bbf06226de91c61b5a1654338ba14f91617dd09a25755c1080e2e3a5515b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd59bbf06226de91c61b5a1654338ba14f91617dd09a25755c1080e2e3a5515b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd59bbf06226de91c61b5a1654338ba14f91617dd09a25755c1080e2e3a5515b", kill_on_drop: false }`
[INFO] [stdout] fd59bbf06226de91c61b5a1654338ba14f91617dd09a25755c1080e2e3a5515b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] f1f26abb48c54d0df2912f5ad6bf116e63c657a43574651e6cac50f2a13eaaa2
[INFO] running `Command { std: "docker" "start" "-a" "f1f26abb48c54d0df2912f5ad6bf116e63c657a43574651e6cac50f2a13eaaa2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking trip v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `test`
[INFO] [stdout]     --> src/trip.rs:1743:9
[INFO] [stdout]      |
[INFO] [stdout] 1743 |     use test::Bencher;
[INFO] [stdout]      |         ^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         unresolved import
[INFO] [stdout]      |         help: a similar path exists: `trip::tests::test::test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stdout]     --> src/trip.rs:1755:7
[INFO] [stdout]      |
[INFO] [stdout] 1755 |     #[bench]
[INFO] [stdout]      |       ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[deny(soft_unstable)]` on by default
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trip`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f1f26abb48c54d0df2912f5ad6bf116e63c657a43574651e6cac50f2a13eaaa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f26abb48c54d0df2912f5ad6bf116e63c657a43574651e6cac50f2a13eaaa2", kill_on_drop: false }`
[INFO] [stdout] f1f26abb48c54d0df2912f5ad6bf116e63c657a43574651e6cac50f2a13eaaa2