[INFO] updating cached repository https://github.com/gumballhead/fizzbuzz.rs
[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] 2bd13ac4b666c08f62767963034a7df62948f44d
[INFO] testing gumballhead/fizzbuzz.rs against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgumballhead%2Ffizzbuzz.rs" "/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/gumballhead/fizzbuzz.rs 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/gumballhead/fizzbuzz.rs
[INFO] finished tweaking git repo https://github.com/gumballhead/fizzbuzz.rs
[INFO] tweaked toml for git repo https://github.com/gumballhead/fizzbuzz.rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/gumballhead/fizzbuzz.rs 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-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" "+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] 0e50aab17062e56fc4def515f6f72f27e2642a80d27281479bb0552d536bdb91
[INFO] running `"docker" "start" "-a" "0e50aab17062e56fc4def515f6f72f27e2642a80d27281479bb0552d536bdb91"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling fizzbuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `"docker" "inspect" "0e50aab17062e56fc4def515f6f72f27e2642a80d27281479bb0552d536bdb91"`
[INFO] running `"docker" "rm" "-f" "0e50aab17062e56fc4def515f6f72f27e2642a80d27281479bb0552d536bdb91"`
[INFO] [stdout] 0e50aab17062e56fc4def515f6f72f27e2642a80d27281479bb0552d536bdb91
[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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] fbea41a3f7636c6ddbe37e551cff612bf7eb372405cc17f23f7ad32230f52cbb
[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" "fbea41a3f7636c6ddbe37e551cff612bf7eb372405cc17f23f7ad32230f52cbb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling fizzbuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "fbea41a3f7636c6ddbe37e551cff612bf7eb372405cc17f23f7ad32230f52cbb"`
[INFO] running `"docker" "rm" "-f" "fbea41a3f7636c6ddbe37e551cff612bf7eb372405cc17f23f7ad32230f52cbb"`
[INFO] [stdout] fbea41a3f7636c6ddbe37e551cff612bf7eb372405cc17f23f7ad32230f52cbb
[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" "+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] 783c5ccc7ff775b3f8799e272a17b244e21d87a63bb0c795863ccbde04efd637
[INFO] running `"docker" "start" "-a" "783c5ccc7ff775b3f8799e272a17b244e21d87a63bb0c795863ccbde04efd637"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fizzbuzz-f546afc4177621f1
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fizzbuzz-ff694ccd6f495171
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fizzbuzz-ba7d5fb264dc4c1b
[INFO] [stderr]    Doc-tests fizzbuzz
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::test_fizz ... ok
[INFO] [stdout] test test::test_not_fizz ... ok
[INFO] [stdout] test test::test_not_buzz ... ok
[INFO] [stdout] test test::test_buzz ... 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 4 tests
[INFO] [stdout] test lib::test::test_fizz ... ok
[INFO] [stdout] test lib::test::test_buzz ... ok
[INFO] [stdout] test lib::test::test_not_fizz ... ok
[INFO] [stdout] test lib::test::test_not_buzz ... 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 8 tests
[INFO] [stdout] test test_five_is_buzz ... ok
[INFO] [stdout] test test_buzzes ... ok
[INFO] [stdout] test test_fizzes ... ok
[INFO] [stdout] test test_fizzbuzzes ... ok
[INFO] [stdout] test test_fifteen_is_fizz_buzz ... ok
[INFO] [stdout] test test_two_is_two ... ok
[INFO] [stdout] test test_three_is_fizz ... ok
[INFO] [stdout] test test_one_is_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 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" "783c5ccc7ff775b3f8799e272a17b244e21d87a63bb0c795863ccbde04efd637"`
[INFO] running `"docker" "rm" "-f" "783c5ccc7ff775b3f8799e272a17b244e21d87a63bb0c795863ccbde04efd637"`
[INFO] [stdout] 783c5ccc7ff775b3f8799e272a17b244e21d87a63bb0c795863ccbde04efd637