[INFO] fetching crate bytes-ringbuffer 0.1.0...
[INFO] testing bytes-ringbuffer-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate bytes-ringbuffer 0.1.0 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate bytes-ringbuffer 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bytes-ringbuffer 0.1.0
[INFO] finished tweaking crates.io crate bytes-ringbuffer 0.1.0
[INFO] tweaked toml for crates.io crate bytes-ringbuffer 0.1.0 written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec0d67714500172555f3fa26ca2ff12e9aab83f90697d17da4be68a20fefc31b
[INFO] running `Command { std: "docker" "start" "-a" "ec0d67714500172555f3fa26ca2ff12e9aab83f90697d17da4be68a20fefc31b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec0d67714500172555f3fa26ca2ff12e9aab83f90697d17da4be68a20fefc31b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec0d67714500172555f3fa26ca2ff12e9aab83f90697d17da4be68a20fefc31b", kill_on_drop: false }`
[INFO] [stdout] ec0d67714500172555f3fa26ca2ff12e9aab83f90697d17da4be68a20fefc31b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93e6a06f9a675d54a7054b5dc5520181c2abf734b68e6bea9db03d767fa98fb6
[INFO] running `Command { std: "docker" "start" "-a" "93e6a06f9a675d54a7054b5dc5520181c2abf734b68e6bea9db03d767fa98fb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling bytes-ringbuffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "93e6a06f9a675d54a7054b5dc5520181c2abf734b68e6bea9db03d767fa98fb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e6a06f9a675d54a7054b5dc5520181c2abf734b68e6bea9db03d767fa98fb6", kill_on_drop: false }`
[INFO] [stdout] 93e6a06f9a675d54a7054b5dc5520181c2abf734b68e6bea9db03d767fa98fb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da1482ff48157911b4558c63bc0298524f2bd79da202a462b6504a8810c75a15
[INFO] running `Command { std: "docker" "start" "-a" "da1482ff48157911b4558c63bc0298524f2bd79da202a462b6504a8810c75a15", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes-ringbuffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "da1482ff48157911b4558c63bc0298524f2bd79da202a462b6504a8810c75a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da1482ff48157911b4558c63bc0298524f2bd79da202a462b6504a8810c75a15", kill_on_drop: false }`
[INFO] [stdout] da1482ff48157911b4558c63bc0298524f2bd79da202a462b6504a8810c75a15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 550a905f924510428b6770d1ceb163056ead1adf521fa57ff4034cc65e1797a3
[INFO] running `Command { std: "docker" "start" "-a" "550a905f924510428b6770d1ceb163056ead1adf521fa57ff4034cc65e1797a3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bytes_ringbuffer-fe7fc176f980ff19)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::ringbuffer_init ... ok
[INFO] [stdout] test tests::ringbuffer_read_write ... ok
[INFO] [stderr]    Doc-tests bytes-ringbuffer
[INFO] [stdout] test tests::ringbuffer_read_over_remaining - should panic ... ok
[INFO] [stdout] test tests::ringbuffer_write_over_capacity - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "550a905f924510428b6770d1ceb163056ead1adf521fa57ff4034cc65e1797a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "550a905f924510428b6770d1ceb163056ead1adf521fa57ff4034cc65e1797a3", kill_on_drop: false }`
[INFO] [stdout] 550a905f924510428b6770d1ceb163056ead1adf521fa57ff4034cc65e1797a3