[INFO] fetching crate undither 1.0.6...
[INFO] testing undither-1.0.6 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate undither 1.0.6 into /workspace/builds/worker-98/source
[INFO] validating manifest of crates.io crate undither 1.0.6 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 undither 1.0.6
[INFO] finished tweaking crates.io crate undither 1.0.6
[INFO] tweaked toml for crates.io crate undither 1.0.6 written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] crate crates.io crate undither 1.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vpsearch v2.0.1
[INFO] [stderr]   Downloaded bytemuck v1.2.0
[INFO] [stderr]   Downloaded rgb v0.8.25
[INFO] [stderr]   Downloaded imgref v1.7.1
[INFO] [stderr]   Downloaded loop9 v0.1.3
[INFO] [stderr]   Downloaded lodepng v3.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] 01cf40976ca923e96b2f84e49909c4cba52a833af1dc13394b031521cd530a85
[INFO] running `Command { std: "docker" "start" "-a" "01cf40976ca923e96b2f84e49909c4cba52a833af1dc13394b031521cd530a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01cf40976ca923e96b2f84e49909c4cba52a833af1dc13394b031521cd530a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01cf40976ca923e96b2f84e49909c4cba52a833af1dc13394b031521cd530a85", kill_on_drop: false }`
[INFO] [stdout] 01cf40976ca923e96b2f84e49909c4cba52a833af1dc13394b031521cd530a85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] 03d4d660604fbee8849e8c2ab96d8157904608f2395aa527835bd17357719898
[INFO] running `Command { std: "docker" "start" "-a" "03d4d660604fbee8849e8c2ab96d8157904608f2395aa527835bd17357719898", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling imgref v1.7.1
[INFO] [stderr]    Compiling bytemuck v1.2.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling rgb v0.8.25
[INFO] [stderr]    Compiling loop9 v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling vpsearch v2.0.1
[INFO] [stderr]    Compiling undither v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "03d4d660604fbee8849e8c2ab96d8157904608f2395aa527835bd17357719898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d4d660604fbee8849e8c2ab96d8157904608f2395aa527835bd17357719898", kill_on_drop: false }`
[INFO] [stdout] 03d4d660604fbee8849e8c2ab96d8157904608f2395aa527835bd17357719898
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] 18eb678a95b15adac2406079108bec3844379d6f3b737885f7e650387ed55f85
[INFO] running `Command { std: "docker" "start" "-a" "18eb678a95b15adac2406079108bec3844379d6f3b737885f7e650387ed55f85", kill_on_drop: false }`
[INFO] [stderr]    Compiling undither v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "18eb678a95b15adac2406079108bec3844379d6f3b737885f7e650387ed55f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18eb678a95b15adac2406079108bec3844379d6f3b737885f7e650387ed55f85", kill_on_drop: false }`
[INFO] [stdout] 18eb678a95b15adac2406079108bec3844379d6f3b737885f7e650387ed55f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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] ba3457cb421e69e9e2bbdf3a65e981bf3876853e8781b528e77ec34dafd8ddaf
[INFO] running `Command { std: "docker" "start" "-a" "ba3457cb421e69e9e2bbdf3a65e981bf3876853e8781b528e77ec34dafd8ddaf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/undither-dfb27a8bccd1a619)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test pal::paltest ... 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 undither
[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" "ba3457cb421e69e9e2bbdf3a65e981bf3876853e8781b528e77ec34dafd8ddaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba3457cb421e69e9e2bbdf3a65e981bf3876853e8781b528e77ec34dafd8ddaf", kill_on_drop: false }`
[INFO] [stdout] ba3457cb421e69e9e2bbdf3a65e981bf3876853e8781b528e77ec34dafd8ddaf