[INFO] fetching crate tbunread 0.0.9...
[INFO] testing tbunread-0.0.9 against 1.59.0 for beta-1.60-1
[INFO] extracting crate tbunread 0.0.9 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate tbunread 0.0.9 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] removed /workspace/builds/worker-21/source/rust-toolchain
[INFO] started tweaking crates.io crate tbunread 0.0.9
[INFO] finished tweaking crates.io crate tbunread 0.0.9
[INFO] tweaked toml for crates.io crate tbunread 0.0.9 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate crates.io crate tbunread 0.0.9 already has a lockfile, it will not be regenerated
[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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 67aa7fd1cfcbe9ef17e0cc473418068190a8349094516b91d27ab1ca52e2e739
[INFO] running `Command { std: "docker" "start" "-a" "67aa7fd1cfcbe9ef17e0cc473418068190a8349094516b91d27ab1ca52e2e739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67aa7fd1cfcbe9ef17e0cc473418068190a8349094516b91d27ab1ca52e2e739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67aa7fd1cfcbe9ef17e0cc473418068190a8349094516b91d27ab1ca52e2e739", kill_on_drop: false }`
[INFO] [stdout] 67aa7fd1cfcbe9ef17e0cc473418068190a8349094516b91d27ab1ca52e2e739
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 55e68d4293a80a6833b72ba823a6383f48de891938909cd9a1b551369a25ef15
[INFO] running `Command { std: "docker" "start" "-a" "55e68d4293a80a6833b72ba823a6383f48de891938909cd9a1b551369a25ef15", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling sysinfo v0.20.3
[INFO] [stderr]    Compiling argh_shared v0.1.6
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling os_type v2.3.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling dlv-list v0.2.3
[INFO] [stderr]    Compiling ordered-multimap v0.3.1
[INFO] [stderr]    Compiling argh_derive v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling rust-ini v0.17.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling argh v0.1.6
[INFO] [stderr]    Compiling human-panic v1.0.3
[INFO] [stderr]    Compiling tbunread v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.92s
[INFO] running `Command { std: "docker" "inspect" "55e68d4293a80a6833b72ba823a6383f48de891938909cd9a1b551369a25ef15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e68d4293a80a6833b72ba823a6383f48de891938909cd9a1b551369a25ef15", kill_on_drop: false }`
[INFO] [stdout] 55e68d4293a80a6833b72ba823a6383f48de891938909cd9a1b551369a25ef15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 08a65fa3db7cad79a7e47b7f11a9a20da6c028b006751bbdf0b445818cb5998f
[INFO] running `Command { std: "docker" "start" "-a" "08a65fa3db7cad79a7e47b7f11a9a20da6c028b006751bbdf0b445818cb5998f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tbunread v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "08a65fa3db7cad79a7e47b7f11a9a20da6c028b006751bbdf0b445818cb5998f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08a65fa3db7cad79a7e47b7f11a9a20da6c028b006751bbdf0b445818cb5998f", kill_on_drop: false }`
[INFO] [stdout] 08a65fa3db7cad79a7e47b7f11a9a20da6c028b006751bbdf0b445818cb5998f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] b31f0a3ee9c097960cad402aca356e18689e9d74c4a2b1649e4c047770d5bbf2
[INFO] running `Command { std: "docker" "start" "-a" "b31f0a3ee9c097960cad402aca356e18689e9d74c4a2b1649e4c047770d5bbf2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tbunread-bf41efd98e23d10e)
[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" "b31f0a3ee9c097960cad402aca356e18689e9d74c4a2b1649e4c047770d5bbf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b31f0a3ee9c097960cad402aca356e18689e9d74c4a2b1649e4c047770d5bbf2", kill_on_drop: false }`
[INFO] [stdout] b31f0a3ee9c097960cad402aca356e18689e9d74c4a2b1649e4c047770d5bbf2