[INFO] cloning repository https://github.com/Tandolf/BadRingBuffer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tandolf/BadRingBuffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTandolf%2FBadRingBuffer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTandolf%2FBadRingBuffer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec8a2214021bf63897d1a5e440c7463ad751b492
[INFO] testing Tandolf/BadRingBuffer against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTandolf%2FBadRingBuffer" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tandolf/BadRingBuffer on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tandolf/BadRingBuffer
[INFO] finished tweaking git repo https://github.com/Tandolf/BadRingBuffer
[INFO] tweaked toml for git repo https://github.com/Tandolf/BadRingBuffer written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Tandolf/BadRingBuffer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b031b3b73bdb3c7e87f49971e13afc4d6a6caf4a61df2f4a3d7661634a2838cd
[INFO] running `Command { std: "docker" "start" "-a" "b031b3b73bdb3c7e87f49971e13afc4d6a6caf4a61df2f4a3d7661634a2838cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b031b3b73bdb3c7e87f49971e13afc4d6a6caf4a61df2f4a3d7661634a2838cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b031b3b73bdb3c7e87f49971e13afc4d6a6caf4a61df2f4a3d7661634a2838cd", kill_on_drop: false }`
[INFO] [stdout] b031b3b73bdb3c7e87f49971e13afc4d6a6caf4a61df2f4a3d7661634a2838cd
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2936384133f99ab3647c4a025c40e3e5a3d49e3099529e2fb8fb29f153e681f8
[INFO] running `Command { std: "docker" "start" "-a" "2936384133f99ab3647c4a025c40e3e5a3d49e3099529e2fb8fb29f153e681f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling bad_ring_buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "2936384133f99ab3647c4a025c40e3e5a3d49e3099529e2fb8fb29f153e681f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2936384133f99ab3647c4a025c40e3e5a3d49e3099529e2fb8fb29f153e681f8", kill_on_drop: false }`
[INFO] [stdout] 2936384133f99ab3647c4a025c40e3e5a3d49e3099529e2fb8fb29f153e681f8
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acd55a3f17150270c38742656856050d5f85ac276aaae8458f93f28cd107dd33
[INFO] running `Command { std: "docker" "start" "-a" "acd55a3f17150270c38742656856050d5f85ac276aaae8458f93f28cd107dd33", kill_on_drop: false }`
[INFO] [stderr]    Compiling bad_ring_buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "acd55a3f17150270c38742656856050d5f85ac276aaae8458f93f28cd107dd33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acd55a3f17150270c38742656856050d5f85ac276aaae8458f93f28cd107dd33", kill_on_drop: false }`
[INFO] [stdout] acd55a3f17150270c38742656856050d5f85ac276aaae8458f93f28cd107dd33
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 943479a8b3f39ad62df9786bb090f891751b180a8f165b8dbf499f8e7155fcbf
[INFO] running `Command { std: "docker" "start" "-a" "943479a8b3f39ad62df9786bb090f891751b180a8f165b8dbf499f8e7155fcbf", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bad_ring_buffer-abdf593f4b91f848)
[INFO] [stdout] test test::test_read ... ok
[INFO] [stdout] test test::test_read_capacity ... ok
[INFO] [stdout] test test::test_wrapping_write ... ok
[INFO] [stdout] test test::test_read_empty ... ok
[INFO] [stdout] test test::test_should_drain ... ok
[INFO] [stdout] test test::test_is_full ... ok
[INFO] [stdout] test test::test_non_wrapping_write ... ok
[INFO] [stdout] test test::test_write ... ok
[INFO] [stdout] test test::test_clearing ... ok
[INFO] [stdout] test test::test_is_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bad_ring_buffer-bce9b330385e1caa)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bad_ring_buffer
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "943479a8b3f39ad62df9786bb090f891751b180a8f165b8dbf499f8e7155fcbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "943479a8b3f39ad62df9786bb090f891751b180a8f165b8dbf499f8e7155fcbf", kill_on_drop: false }`
[INFO] [stdout] 943479a8b3f39ad62df9786bb090f891751b180a8f165b8dbf499f8e7155fcbf