[INFO] crate mac_address 1.0.3 is already in cache
[INFO] testing mac_address-1.0.3 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate mac_address 1.0.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mac_address 1.0.3 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mac_address 1.0.3
[INFO] finished tweaking crates.io crate mac_address 1.0.3
[INFO] tweaked toml for crates.io crate mac_address 1.0.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate mac_address 1.0.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] d83439bd208a6ad02044e12ee2dfb44deeb6b36124abe1b8f39395e19aa70cc2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d83439bd208a6ad02044e12ee2dfb44deeb6b36124abe1b8f39395e19aa70cc2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling mac_address v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.42s
[INFO] running `"docker" "inspect" "d83439bd208a6ad02044e12ee2dfb44deeb6b36124abe1b8f39395e19aa70cc2"`
[INFO] running `"docker" "rm" "-f" "d83439bd208a6ad02044e12ee2dfb44deeb6b36124abe1b8f39395e19aa70cc2"`
[INFO] [stdout] d83439bd208a6ad02044e12ee2dfb44deeb6b36124abe1b8f39395e19aa70cc2
[INFO] running `"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" "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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 02920938a57df1d2489770aeeed1354f5f0b12cc63c701719f0decda9229fe21
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "02920938a57df1d2489770aeeed1354f5f0b12cc63c701719f0decda9229fe21"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling mac_address v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "02920938a57df1d2489770aeeed1354f5f0b12cc63c701719f0decda9229fe21"`
[INFO] running `"docker" "rm" "-f" "02920938a57df1d2489770aeeed1354f5f0b12cc63c701719f0decda9229fe21"`
[INFO] [stdout] 02920938a57df1d2489770aeeed1354f5f0b12cc63c701719f0decda9229fe21
[INFO] running `"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" "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" "+beta-2020-06-03" "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] c5cb86ddedc637c6d41a515e5ef1ac1fd02aff733bbc81e5ed2ecc6dcc84c232
[INFO] running `"docker" "start" "-a" "c5cb86ddedc637c6d41a515e5ef1ac1fd02aff733bbc81e5ed2ecc6dcc84c232"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mac_address-63ffaf0431735812
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::parse_str_hyphen ... ok
[INFO] [stderr]    Doc-tests mac_address
[INFO] [stdout] test tests::parse_invalid_length ... ok
[INFO] [stdout] test tests::parse_str_colon ... ok
[INFO] [stdout] test tests::parse_invalid_digit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "c5cb86ddedc637c6d41a515e5ef1ac1fd02aff733bbc81e5ed2ecc6dcc84c232"`
[INFO] running `"docker" "rm" "-f" "c5cb86ddedc637c6d41a515e5ef1ac1fd02aff733bbc81e5ed2ecc6dcc84c232"`
[INFO] [stdout] c5cb86ddedc637c6d41a515e5ef1ac1fd02aff733bbc81e5ed2ecc6dcc84c232