[INFO] updating cached repository https://github.com/mandober/rust-maybe-type
[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] 4a30396b6d4105cda4807018011c782afe17ebbd
[INFO] testing mandober/rust-maybe-type against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmandober%2Frust-maybe-type" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mandober/rust-maybe-type 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 git repo https://github.com/mandober/rust-maybe-type
[INFO] finished tweaking git repo https://github.com/mandober/rust-maybe-type
[INFO] tweaked toml for git repo https://github.com/mandober/rust-maybe-type written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mandober/rust-maybe-type 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 19f373967f1974efd21e907945bc0de206ef6e7512e1b9824683d7e21eb86eaa
[INFO] running `"docker" "start" "-a" "19f373967f1974efd21e907945bc0de206ef6e7512e1b9824683d7e21eb86eaa"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling maybe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "19f373967f1974efd21e907945bc0de206ef6e7512e1b9824683d7e21eb86eaa"`
[INFO] running `"docker" "rm" "-f" "19f373967f1974efd21e907945bc0de206ef6e7512e1b9824683d7e21eb86eaa"`
[INFO] [stdout] 19f373967f1974efd21e907945bc0de206ef6e7512e1b9824683d7e21eb86eaa
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 894b6a5d91518254ca86249411e3843cdd3705d0499d7b589cad5a76e90d5de5
[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" "894b6a5d91518254ca86249411e3843cdd3705d0499d7b589cad5a76e90d5de5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling maybe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "894b6a5d91518254ca86249411e3843cdd3705d0499d7b589cad5a76e90d5de5"`
[INFO] running `"docker" "rm" "-f" "894b6a5d91518254ca86249411e3843cdd3705d0499d7b589cad5a76e90d5de5"`
[INFO] [stdout] 894b6a5d91518254ca86249411e3843cdd3705d0499d7b589cad5a76e90d5de5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f1523312aab1475079c665318e0229927f5d42c7ac410f425438748c08484356
[INFO] running `"docker" "start" "-a" "f1523312aab1475079c665318e0229927f5d42c7ac410f425438748c08484356"`
[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/maybe-cb81bba3c87b7216
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test maybe::test::and_then ... ok
[INFO] [stdout] test maybe::test::as_mut ... ok
[INFO] [stdout] test maybe::test::as_ref ... ok
[INFO] [stdout] test maybe::test::cloned ... ok
[INFO] [stdout] test maybe::test::get_or_insert ... ok
[INFO] [stdout] test maybe::test::fuzzy ... ok
[INFO] [stdout] test maybe::test::inner ... ok
[INFO] [stdout] test maybe::test::is_just_or_nothing ... ok
[INFO] [stdout] test maybe::test::taken ... ok
[INFO] [stdout] test maybe::test::unwrap_or ... ok
[INFO] [stdout] test maybe::test::and ... ok
[INFO] [stdout] test maybe::test::iter ... ok
[INFO] [stdout] test maybe::test::maps ... ok
[INFO] [stdout] test maybe::test::unwrap_or_default ... ok
[INFO] [stdout] test maybe::test::unwrap_or_else ... ok
[INFO] [stdout] test maybe::test::unwrap_fails ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f1523312aab1475079c665318e0229927f5d42c7ac410f425438748c08484356"`
[INFO] running `"docker" "rm" "-f" "f1523312aab1475079c665318e0229927f5d42c7ac410f425438748c08484356"`
[INFO] [stdout] f1523312aab1475079c665318e0229927f5d42c7ac410f425438748c08484356