[INFO] updating cached repository https://github.com/throwaway579/sandbox
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3f7fa8e8d482f1c4c3aa0d0c9654b0e9a33bb992
[INFO] testing throwaway579/sandbox against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthrowaway579%2Fsandbox" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/throwaway579/sandbox on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/throwaway579/sandbox
[INFO] finished tweaking git repo https://github.com/throwaway579/sandbox
[INFO] tweaked toml for git repo https://github.com/throwaway579/sandbox written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/throwaway579/sandbox already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 19c5bdba95016f7dd6f74fef2ca6bcfbfe77d6161ee0544fbc1f202e1b5fa1b8
[INFO] running `"docker" "start" "-a" "19c5bdba95016f7dd6f74fef2ca6bcfbfe77d6161ee0544fbc1f202e1b5fa1b8"`
[INFO] [stderr]    Compiling t v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "19c5bdba95016f7dd6f74fef2ca6bcfbfe77d6161ee0544fbc1f202e1b5fa1b8"`
[INFO] running `"docker" "rm" "-f" "19c5bdba95016f7dd6f74fef2ca6bcfbfe77d6161ee0544fbc1f202e1b5fa1b8"`
[INFO] [stdout] 19c5bdba95016f7dd6f74fef2ca6bcfbfe77d6161ee0544fbc1f202e1b5fa1b8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 30b2ec54255669edd51c0a18a86c0ba491384af9dfa98e5d2128c2a91a32c594
[INFO] running `"docker" "start" "-a" "30b2ec54255669edd51c0a18a86c0ba491384af9dfa98e5d2128c2a91a32c594"`
[INFO] [stderr]    Compiling t v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "30b2ec54255669edd51c0a18a86c0ba491384af9dfa98e5d2128c2a91a32c594"`
[INFO] running `"docker" "rm" "-f" "30b2ec54255669edd51c0a18a86c0ba491384af9dfa98e5d2128c2a91a32c594"`
[INFO] [stdout] 30b2ec54255669edd51c0a18a86c0ba491384af9dfa98e5d2128c2a91a32c594
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 582c3611f41335020340a855bc9347b7502edf3a624ba42aba19d85d3bcc96ba
[INFO] running `"docker" "start" "-a" "582c3611f41335020340a855bc9347b7502edf3a624ba42aba19d85d3bcc96ba"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/t-f63657d819101d4f
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "582c3611f41335020340a855bc9347b7502edf3a624ba42aba19d85d3bcc96ba"`
[INFO] running `"docker" "rm" "-f" "582c3611f41335020340a855bc9347b7502edf3a624ba42aba19d85d3bcc96ba"`
[INFO] [stdout] 582c3611f41335020340a855bc9347b7502edf3a624ba42aba19d85d3bcc96ba