[INFO] fetching crate sequence_buffer 0.1.0...
[INFO] testing sequence_buffer-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate sequence_buffer 0.1.0 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate sequence_buffer 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 sequence_buffer 0.1.0
[INFO] finished tweaking crates.io crate sequence_buffer 0.1.0
[INFO] tweaked toml for crates.io crate sequence_buffer 0.1.0 written to /workspace/builds/worker-74/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-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 2e19f3458fb264ca9a9f89ab6d500b917193c8ab0f76da4c36bf7c0e94b92551
[INFO] running `Command { std: "docker" "start" "-a" "2e19f3458fb264ca9a9f89ab6d500b917193c8ab0f76da4c36bf7c0e94b92551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e19f3458fb264ca9a9f89ab6d500b917193c8ab0f76da4c36bf7c0e94b92551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e19f3458fb264ca9a9f89ab6d500b917193c8ab0f76da4c36bf7c0e94b92551", kill_on_drop: false }`
[INFO] [stdout] 2e19f3458fb264ca9a9f89ab6d500b917193c8ab0f76da4c36bf7c0e94b92551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 06f8dce0d75dd3ef52c72f1ecf092f9136f7c57353ff239d6f581d0ab539d825
[INFO] running `Command { std: "docker" "start" "-a" "06f8dce0d75dd3ef52c72f1ecf092f9136f7c57353ff239d6f581d0ab539d825", kill_on_drop: false }`
[INFO] [stderr]    Compiling sequence_buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "06f8dce0d75dd3ef52c72f1ecf092f9136f7c57353ff239d6f581d0ab539d825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f8dce0d75dd3ef52c72f1ecf092f9136f7c57353ff239d6f581d0ab539d825", kill_on_drop: false }`
[INFO] [stdout] 06f8dce0d75dd3ef52c72f1ecf092f9136f7c57353ff239d6f581d0ab539d825
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 2ea5f1ef6ddac606a45b6fb210c07988caced94e426c57038b3243025005a39a
[INFO] running `Command { std: "docker" "start" "-a" "2ea5f1ef6ddac606a45b6fb210c07988caced94e426c57038b3243025005a39a", kill_on_drop: false }`
[INFO] [stderr]    Compiling sequence_buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "2ea5f1ef6ddac606a45b6fb210c07988caced94e426c57038b3243025005a39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ea5f1ef6ddac606a45b6fb210c07988caced94e426c57038b3243025005a39a", kill_on_drop: false }`
[INFO] [stdout] 2ea5f1ef6ddac606a45b6fb210c07988caced94e426c57038b3243025005a39a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] f6fa6824e6e0fe86ccc682a171bafa9e53554eedd521cebc30a478b3130b9ee7
[INFO] running `Command { std: "docker" "start" "-a" "f6fa6824e6e0fe86ccc682a171bafa9e53554eedd521cebc30a478b3130b9ee7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sequence_buffer-75774297c64e07dc)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sequence_buffer
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::insert_test ... ok
[INFO] [stdout] test tests::remove_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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" "f6fa6824e6e0fe86ccc682a171bafa9e53554eedd521cebc30a478b3130b9ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6fa6824e6e0fe86ccc682a171bafa9e53554eedd521cebc30a478b3130b9ee7", kill_on_drop: false }`
[INFO] [stdout] f6fa6824e6e0fe86ccc682a171bafa9e53554eedd521cebc30a478b3130b9ee7