[INFO] fetching crate ringbuf-rs 0.2.6...
[INFO] testing ringbuf-rs-0.2.6 against 1.90.0 for beta-1.91-3
[INFO] extracting crate ringbuf-rs 0.2.6 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate ringbuf-rs 0.2.6
[INFO] finished tweaking crates.io crate ringbuf-rs 0.2.6
[INFO] tweaked toml for crates.io crate ringbuf-rs 0.2.6 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ringbuf-rs 0.2.6 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e7b3d6034e798e4f18fe7ad1a07d49d4f0ecac8cbbb43f8805ad03b6ff65e58
[INFO] running `Command { std: "docker" "start" "-a" "0e7b3d6034e798e4f18fe7ad1a07d49d4f0ecac8cbbb43f8805ad03b6ff65e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e7b3d6034e798e4f18fe7ad1a07d49d4f0ecac8cbbb43f8805ad03b6ff65e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7b3d6034e798e4f18fe7ad1a07d49d4f0ecac8cbbb43f8805ad03b6ff65e58", kill_on_drop: false }`
[INFO] [stdout] 0e7b3d6034e798e4f18fe7ad1a07d49d4f0ecac8cbbb43f8805ad03b6ff65e58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2af70f044607807bdb306ab653cacdaffd338fe8e869c4eaf8838e75cca4deee
[INFO] running `Command { std: "docker" "start" "-a" "2af70f044607807bdb306ab653cacdaffd338fe8e869c4eaf8838e75cca4deee", kill_on_drop: false }`
[INFO] [stderr]    Compiling ringbuf-rs v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "2af70f044607807bdb306ab653cacdaffd338fe8e869c4eaf8838e75cca4deee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af70f044607807bdb306ab653cacdaffd338fe8e869c4eaf8838e75cca4deee", kill_on_drop: false }`
[INFO] [stdout] 2af70f044607807bdb306ab653cacdaffd338fe8e869c4eaf8838e75cca4deee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ccfc0edc2cd5a8cc4da50b5aa4749c9ed48e913c4f7c8ef29907bb8d6cb921d
[INFO] running `Command { std: "docker" "start" "-a" "0ccfc0edc2cd5a8cc4da50b5aa4749c9ed48e913c4f7c8ef29907bb8d6cb921d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ringbuf-rs v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "0ccfc0edc2cd5a8cc4da50b5aa4749c9ed48e913c4f7c8ef29907bb8d6cb921d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ccfc0edc2cd5a8cc4da50b5aa4749c9ed48e913c4f7c8ef29907bb8d6cb921d", kill_on_drop: false }`
[INFO] [stdout] 0ccfc0edc2cd5a8cc4da50b5aa4749c9ed48e913c4f7c8ef29907bb8d6cb921d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 64f5261fee5054ff3866a0d0443f1eefe1c43f873a6568148ff30d3511d3bbe0
[INFO] running `Command { std: "docker" "start" "-a" "64f5261fee5054ff3866a0d0443f1eefe1c43f873a6568148ff30d3511d3bbe0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ringbuf_rs-e9ef2acc0c85c30b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_ring_buf ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ringbuf_rs
[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" "64f5261fee5054ff3866a0d0443f1eefe1c43f873a6568148ff30d3511d3bbe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f5261fee5054ff3866a0d0443f1eefe1c43f873a6568148ff30d3511d3bbe0", kill_on_drop: false }`
[INFO] [stdout] 64f5261fee5054ff3866a0d0443f1eefe1c43f873a6568148ff30d3511d3bbe0