[INFO] fetching crate circbuf 0.2.0...
[INFO] testing circbuf-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate circbuf 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate circbuf 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate circbuf 0.2.0
[INFO] finished tweaking crates.io crate circbuf 0.2.0
[INFO] tweaked toml for crates.io crate circbuf 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vecio v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41f74d3ac606dc45c62980e447ba757e8cc524e783a8eaf85a149b7e3e686e24
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "41f74d3ac606dc45c62980e447ba757e8cc524e783a8eaf85a149b7e3e686e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41f74d3ac606dc45c62980e447ba757e8cc524e783a8eaf85a149b7e3e686e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41f74d3ac606dc45c62980e447ba757e8cc524e783a8eaf85a149b7e3e686e24", kill_on_drop: false }`
[INFO] [stdout] 41f74d3ac606dc45c62980e447ba757e8cc524e783a8eaf85a149b7e3e686e24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2b039029e4db8b0eb6fdbb97cfd6cb6ae3e11c9f2dbb9370c5596d19495a30d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d2b039029e4db8b0eb6fdbb97cfd6cb6ae3e11c9f2dbb9370c5596d19495a30d", kill_on_drop: false }`
[INFO] [stderr]    Compiling circbuf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "d2b039029e4db8b0eb6fdbb97cfd6cb6ae3e11c9f2dbb9370c5596d19495a30d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2b039029e4db8b0eb6fdbb97cfd6cb6ae3e11c9f2dbb9370c5596d19495a30d", kill_on_drop: false }`
[INFO] [stdout] d2b039029e4db8b0eb6fdbb97cfd6cb6ae3e11c9f2dbb9370c5596d19495a30d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e112b6c2f996e02df518a535c1ff155446b628dced6b8f7e290157adaa482ce5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e112b6c2f996e02df518a535c1ff155446b628dced6b8f7e290157adaa482ce5", kill_on_drop: false }`
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling vecio v0.1.0
[INFO] [stderr]    Compiling circbuf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "e112b6c2f996e02df518a535c1ff155446b628dced6b8f7e290157adaa482ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e112b6c2f996e02df518a535c1ff155446b628dced6b8f7e290157adaa482ce5", kill_on_drop: false }`
[INFO] [stdout] e112b6c2f996e02df518a535c1ff155446b628dced6b8f7e290157adaa482ce5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 90ccd259979a845f50afe539a9f7473fed5ddc9eca145863893f2c6cc44d4fa2
[INFO] running `Command { std: "docker" "start" "-a" "90ccd259979a845f50afe539a9f7473fed5ddc9eca145863893f2c6cc44d4fa2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/circbuf-a6048fd159dcc6cc)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::create_circbuf ... ok
[INFO] [stdout] test tests::find_bytes ... ok
[INFO] [stdout] test tests::put_peek_and_get_bytes ... ok
[INFO] [stdout] test tests::read_and_write_bytes ... ok
[INFO] [stdout] test tests::vecio ... ok
[INFO] [stdout] test tests::create_circbuf_with_capacity ... ok
[INFO] [stdout] test tests::grow_buffer ... ok
[INFO] [stdout] test tests::get_bytes_and_avail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests circbuf
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 40) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "90ccd259979a845f50afe539a9f7473fed5ddc9eca145863893f2c6cc44d4fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90ccd259979a845f50afe539a9f7473fed5ddc9eca145863893f2c6cc44d4fa2", kill_on_drop: false }`
[INFO] [stdout] 90ccd259979a845f50afe539a9f7473fed5ddc9eca145863893f2c6cc44d4fa2