[INFO] fetching crate mtpng 0.3.5...
[INFO] testing mtpng-0.3.5 against 1.60.0 for beta-1.61-1
[INFO] extracting crate mtpng 0.3.5 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate mtpng 0.3.5 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mtpng 0.3.5
[INFO] finished tweaking crates.io crate mtpng 0.3.5
[INFO] tweaked toml for crates.io crate mtpng 0.3.5 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate mtpng 0.3.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.2.26
[INFO] [stderr]   Downloaded const_fn v0.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 122e9f01182464bc4d8fa8a5a9709ec56ae6e537368cd0d684a780eedc2e3de9
[INFO] running `Command { std: "docker" "start" "-a" "122e9f01182464bc4d8fa8a5a9709ec56ae6e537368cd0d684a780eedc2e3de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "122e9f01182464bc4d8fa8a5a9709ec56ae6e537368cd0d684a780eedc2e3de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "122e9f01182464bc4d8fa8a5a9709ec56ae6e537368cd0d684a780eedc2e3de9", kill_on_drop: false }`
[INFO] [stdout] 122e9f01182464bc4d8fa8a5a9709ec56ae6e537368cd0d684a780eedc2e3de9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4647dd8752d04d3aceee558910d70f1116475d4c7ec0484cb653aa6cdfcd4964
[INFO] running `Command { std: "docker" "start" "-a" "4647dd8752d04d3aceee558910d70f1116475d4c7ec0484cb653aa6cdfcd4964", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling mtpng v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.78s
[INFO] running `Command { std: "docker" "inspect" "4647dd8752d04d3aceee558910d70f1116475d4c7ec0484cb653aa6cdfcd4964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4647dd8752d04d3aceee558910d70f1116475d4c7ec0484cb653aa6cdfcd4964", kill_on_drop: false }`
[INFO] [stdout] 4647dd8752d04d3aceee558910d70f1116475d4c7ec0484cb653aa6cdfcd4964
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4388a0a6ebdee0f16f234ca5ca31216eab01a653d5b93db2a1bc7bc320a7625d
[INFO] running `Command { std: "docker" "start" "-a" "4388a0a6ebdee0f16f234ca5ca31216eab01a653d5b93db2a1bc7bc320a7625d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mtpng v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "4388a0a6ebdee0f16f234ca5ca31216eab01a653d5b93db2a1bc7bc320a7625d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4388a0a6ebdee0f16f234ca5ca31216eab01a653d5b93db2a1bc7bc320a7625d", kill_on_drop: false }`
[INFO] [stdout] 4388a0a6ebdee0f16f234ca5ca31216eab01a653d5b93db2a1bc7bc320a7625d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ae6e0b5e6ffc55d5fe2c52b8b591ad11d56d095ccd8b8bdc097a7901e3cb6500
[INFO] running `Command { std: "docker" "start" "-a" "ae6e0b5e6ffc55d5fe2c52b8b591ad11d56d095ccd8b8bdc097a7901e3cb6500", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mtpng-812e435cdb512331)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test writer::tests::empty_chunk_works ... ok
[INFO] [stdout] test writer::tests::header_works ... ok
[INFO] [stdout] test writer::tests::it_works ... ok
[INFO] [stdout] test writer::tests::full_chunk_works ... ok
[INFO] [stdout] test writer::tests::crc_works ... ok
[INFO] [stdout] test filter::tests::it_works ... ok
[INFO] [stdout] test filter::tests::it_works_16 ... ok
[INFO] [stdout] test encoder::tests::create_and_state ... ok
[INFO] [stdout] test encoder::tests::test_rows ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mtpng
[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" "ae6e0b5e6ffc55d5fe2c52b8b591ad11d56d095ccd8b8bdc097a7901e3cb6500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae6e0b5e6ffc55d5fe2c52b8b591ad11d56d095ccd8b8bdc097a7901e3cb6500", kill_on_drop: false }`
[INFO] [stdout] ae6e0b5e6ffc55d5fe2c52b8b591ad11d56d095ccd8b8bdc097a7901e3cb6500