[INFO] crate starb 0.3.0 is already in cache
[INFO] testing starb-0.3.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate starb 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate starb 0.3.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate starb 0.3.0
[INFO] finished tweaking crates.io crate starb 0.3.0
[INFO] tweaked toml for crates.io crate starb 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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=warn" "-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" "+1.44.0" "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] 06d5952611308c84b5c76fc990aab8f341e0201c94ddf4cc095a11389fd6e946
[INFO] running `"docker" "start" "-a" "06d5952611308c84b5c76fc990aab8f341e0201c94ddf4cc095a11389fd6e946"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling starb v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `"docker" "inspect" "06d5952611308c84b5c76fc990aab8f341e0201c94ddf4cc095a11389fd6e946"`
[INFO] running `"docker" "rm" "-f" "06d5952611308c84b5c76fc990aab8f341e0201c94ddf4cc095a11389fd6e946"`
[INFO] [stdout] 06d5952611308c84b5c76fc990aab8f341e0201c94ddf4cc095a11389fd6e946
[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=warn" "-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" "+1.44.0" "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] 503cb68c522ef8e16d790eb9dfc40ea3d4daa7b168b2ba20aeda720eb9d207bc
[INFO] running `"docker" "start" "-a" "503cb68c522ef8e16d790eb9dfc40ea3d4daa7b168b2ba20aeda720eb9d207bc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling starb v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "503cb68c522ef8e16d790eb9dfc40ea3d4daa7b168b2ba20aeda720eb9d207bc"`
[INFO] running `"docker" "rm" "-f" "503cb68c522ef8e16d790eb9dfc40ea3d4daa7b168b2ba20aeda720eb9d207bc"`
[INFO] [stdout] 503cb68c522ef8e16d790eb9dfc40ea3d4daa7b168b2ba20aeda720eb9d207bc
[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=warn" "-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" "+1.44.0" "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] 2f82dc8cacc60ba78fbc8e62e87a562254708e4e5223f2fe34344ee8631d42e2
[INFO] running `"docker" "start" "-a" "2f82dc8cacc60ba78fbc8e62e87a562254708e4e5223f2fe34344ee8631d42e2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/starb-a1a45f0680737622
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test::detects_empty ... ok
[INFO] [stdout] test test::len_matches ... ok
[INFO] [stdout] test test::ownership_passes_through ... ok
[INFO] [stdout] test test::shift_into_smaller ... ok
[INFO] [stdout] test test::shift_into_bigger ... ok
[INFO] [stdout] test test::can_iter ... ok
[INFO] [stdout] test test::unshift_from_bigger ... ok
[INFO] [stdout] test test::can_wrap ... ok
[INFO] [stdout] test test::unshift_from_smaller ... ok
[INFO] [stdout] test test::cannot_overwrite ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests starb
[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" "2f82dc8cacc60ba78fbc8e62e87a562254708e4e5223f2fe34344ee8631d42e2"`
[INFO] running `"docker" "rm" "-f" "2f82dc8cacc60ba78fbc8e62e87a562254708e4e5223f2fe34344ee8631d42e2"`
[INFO] [stdout] 2f82dc8cacc60ba78fbc8e62e87a562254708e4e5223f2fe34344ee8631d42e2