[INFO] fetching crate linebuf 0.0.2...
[INFO] testing linebuf-0.0.2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate linebuf 0.0.2 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate linebuf 0.0.2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linebuf 0.0.2
[INFO] finished tweaking crates.io crate linebuf 0.0.2
[INFO] tweaked toml for crates.io crate linebuf 0.0.2 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3a641c7bace9221f7080e3d2c541f5ceedddf5cda1fd338ffb9736f8e1e1252
[INFO] running `Command { std: "docker" "start" "-a" "a3a641c7bace9221f7080e3d2c541f5ceedddf5cda1fd338ffb9736f8e1e1252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3a641c7bace9221f7080e3d2c541f5ceedddf5cda1fd338ffb9736f8e1e1252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a641c7bace9221f7080e3d2c541f5ceedddf5cda1fd338ffb9736f8e1e1252", kill_on_drop: false }`
[INFO] [stdout] a3a641c7bace9221f7080e3d2c541f5ceedddf5cda1fd338ffb9736f8e1e1252
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d60d131d726b12621b8ad5eab56a6fc32c9a523e8ef6325622c0ceff1bda96b
[INFO] running `Command { std: "docker" "start" "-a" "6d60d131d726b12621b8ad5eab56a6fc32c9a523e8ef6325622c0ceff1bda96b", kill_on_drop: false }`
[INFO] [stderr]    Compiling linebuf v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "6d60d131d726b12621b8ad5eab56a6fc32c9a523e8ef6325622c0ceff1bda96b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d60d131d726b12621b8ad5eab56a6fc32c9a523e8ef6325622c0ceff1bda96b", kill_on_drop: false }`
[INFO] [stdout] 6d60d131d726b12621b8ad5eab56a6fc32c9a523e8ef6325622c0ceff1bda96b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdc49746e1f3cd495d06e844bb8368163c5a25a573d6ee7656eabbea18571310
[INFO] running `Command { std: "docker" "start" "-a" "fdc49746e1f3cd495d06e844bb8368163c5a25a573d6ee7656eabbea18571310", kill_on_drop: false }`
[INFO] [stderr]    Compiling linebuf v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "fdc49746e1f3cd495d06e844bb8368163c5a25a573d6ee7656eabbea18571310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdc49746e1f3cd495d06e844bb8368163c5a25a573d6ee7656eabbea18571310", kill_on_drop: false }`
[INFO] [stdout] fdc49746e1f3cd495d06e844bb8368163c5a25a573d6ee7656eabbea18571310
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f3592b4bcb283a0c53ee433400c0cf7bbd1525453a47f764435928026e5ddeb8
[INFO] running `Command { std: "docker" "start" "-a" "f3592b4bcb283a0c53ee433400c0cf7bbd1525453a47f764435928026e5ddeb8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linebuf-2f3781748d0e29c7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::try_read_line ... 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 linebuf
[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" "f3592b4bcb283a0c53ee433400c0cf7bbd1525453a47f764435928026e5ddeb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3592b4bcb283a0c53ee433400c0cf7bbd1525453a47f764435928026e5ddeb8", kill_on_drop: false }`
[INFO] [stdout] f3592b4bcb283a0c53ee433400c0cf7bbd1525453a47f764435928026e5ddeb8