[INFO] updating cached repository https://github.com/ThatsGobbles/serde-metadata-test
[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] 174359311907013d57c21711dc9bf74269a6a91b
[INFO] testing ThatsGobbles/serde-metadata-test against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatsGobbles%2Fserde-metadata-test" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThatsGobbles/serde-metadata-test 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/ThatsGobbles/serde-metadata-test
[INFO] finished tweaking git repo https://github.com/ThatsGobbles/serde-metadata-test
[INFO] tweaked toml for git repo https://github.com/ThatsGobbles/serde-metadata-test written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ThatsGobbles/serde-metadata-test 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-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" "/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] 795d78e77d654b724db9dbb9565832a4c12cb154fb6fde5c13fdb29896669020
[INFO] running `"docker" "start" "-a" "795d78e77d654b724db9dbb9565832a4c12cb154fb6fde5c13fdb29896669020"`
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling serde-metadata-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.79s
[INFO] running `"docker" "inspect" "795d78e77d654b724db9dbb9565832a4c12cb154fb6fde5c13fdb29896669020"`
[INFO] running `"docker" "rm" "-f" "795d78e77d654b724db9dbb9565832a4c12cb154fb6fde5c13fdb29896669020"`
[INFO] [stdout] 795d78e77d654b724db9dbb9565832a4c12cb154fb6fde5c13fdb29896669020
[INFO] running `"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" "/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] f5c964d61f00cccd33048db46ec8a3f096c38a3528248b051379e400db705ec9
[INFO] running `"docker" "start" "-a" "f5c964d61f00cccd33048db46ec8a3f096c38a3528248b051379e400db705ec9"`
[INFO] [stderr]    Compiling serde-metadata-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "f5c964d61f00cccd33048db46ec8a3f096c38a3528248b051379e400db705ec9"`
[INFO] running `"docker" "rm" "-f" "f5c964d61f00cccd33048db46ec8a3f096c38a3528248b051379e400db705ec9"`
[INFO] [stdout] f5c964d61f00cccd33048db46ec8a3f096c38a3528248b051379e400db705ec9
[INFO] running `"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" "/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] ea6dadf8ac8d982a558642c2844c297a9d1c258a1c9c22e9ef05fa4891d9c838
[INFO] running `"docker" "start" "-a" "ea6dadf8ac8d982a558642c2844c297a9d1c258a1c9c22e9ef05fa4891d9c838"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_metadata_test-7a2c7b705d88c2aa
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ea6dadf8ac8d982a558642c2844c297a9d1c258a1c9c22e9ef05fa4891d9c838"`
[INFO] running `"docker" "rm" "-f" "ea6dadf8ac8d982a558642c2844c297a9d1c258a1c9c22e9ef05fa4891d9c838"`
[INFO] [stdout] ea6dadf8ac8d982a558642c2844c297a9d1c258a1c9c22e9ef05fa4891d9c838