[INFO] fetching crate imgtiger 1.0.3...
[INFO] testing imgtiger-1.0.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate imgtiger 1.0.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate imgtiger 1.0.3 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 imgtiger 1.0.3
[INFO] finished tweaking crates.io crate imgtiger 1.0.3
[INFO] tweaked toml for crates.io crate imgtiger 1.0.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate imgtiger 1.0.3 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 25207fcfb376077f417a9d31ab31180423837010019bdf5fe8b4a8b72742fee9
[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" "25207fcfb376077f417a9d31ab31180423837010019bdf5fe8b4a8b72742fee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25207fcfb376077f417a9d31ab31180423837010019bdf5fe8b4a8b72742fee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25207fcfb376077f417a9d31ab31180423837010019bdf5fe8b4a8b72742fee9", kill_on_drop: false }`
[INFO] [stdout] 25207fcfb376077f417a9d31ab31180423837010019bdf5fe8b4a8b72742fee9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] d9533c9463e584e42a9c4b91a0fbb5d9cd406f908ad100dccc75e2b99d42ef02
[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" "d9533c9463e584e42a9c4b91a0fbb5d9cd406f908ad100dccc75e2b99d42ef02", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling backtrace v0.3.34
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling imgtiger v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.68s
[INFO] running `Command { std: "docker" "inspect" "d9533c9463e584e42a9c4b91a0fbb5d9cd406f908ad100dccc75e2b99d42ef02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9533c9463e584e42a9c4b91a0fbb5d9cd406f908ad100dccc75e2b99d42ef02", kill_on_drop: false }`
[INFO] [stdout] d9533c9463e584e42a9c4b91a0fbb5d9cd406f908ad100dccc75e2b99d42ef02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 586a9cccae36f1647972460657f2cb9a09ddb6dd9090371ad6fc7dbaa8a72ab4
[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" "586a9cccae36f1647972460657f2cb9a09ddb6dd9090371ad6fc7dbaa8a72ab4", kill_on_drop: false }`
[INFO] [stderr]    Compiling imgtiger v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "586a9cccae36f1647972460657f2cb9a09ddb6dd9090371ad6fc7dbaa8a72ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "586a9cccae36f1647972460657f2cb9a09ddb6dd9090371ad6fc7dbaa8a72ab4", kill_on_drop: false }`
[INFO] [stdout] 586a9cccae36f1647972460657f2cb9a09ddb6dd9090371ad6fc7dbaa8a72ab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 4c8ce274d76c6a592b1f5651de5f65ce6bc2f29067c8686ae84a9874729f6c9f
[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" "4c8ce274d76c6a592b1f5651de5f65ce6bc2f29067c8686ae84a9874729f6c9f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/imgtiger-77db45f8ceb577d1)
[INFO] [stdout] running 10 tests
[INFO] [stdout] test dimension::tests::dimension_to_string::percent_valid ... ok
[INFO] [stdout] test dimension::tests::dimension_to_string::cells_valid ... ok
[INFO] [stdout] test dimension::tests::parse_dimension::auto_valid ... ok
[INFO] [stdout] test dimension::tests::dimension_to_string::auto_valid ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/imgtiger-c6d1064f1b539b43)
[INFO] [stdout] test dimension::tests::dimension_to_string::pixels_valid ... ok
[INFO] [stdout] test dimension::tests::parse_dimension::percent_valid ... ok
[INFO] [stdout] test dimension::tests::parse_dimension::bad_unit_invalid_unit ... ok
[INFO] [stdout] test dimension::tests::parse_dimension::cells_valid ... ok
[INFO] [stdout] test dimension::tests::parse_dimension::pixels_valid ... ok
[INFO] [stdout] test dimension::tests::parse_dimension::bad_format_invalid_format ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests imgtiger
[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] [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" "4c8ce274d76c6a592b1f5651de5f65ce6bc2f29067c8686ae84a9874729f6c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c8ce274d76c6a592b1f5651de5f65ce6bc2f29067c8686ae84a9874729f6c9f", kill_on_drop: false }`
[INFO] [stdout] 4c8ce274d76c6a592b1f5651de5f65ce6bc2f29067c8686ae84a9874729f6c9f