[INFO] cloning repository https://github.com/stay-on-main/png
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stay-on-main/png" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstay-on-main%2Fpng", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstay-on-main%2Fpng'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e800e1829fa5e3a7304532c32e3948e811555fd
[INFO] testing stay-on-main/png against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstay-on-main%2Fpng" "/workspace/builds/worker-70/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-70/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stay-on-main/png on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stay-on-main/png
[INFO] finished tweaking git repo https://github.com/stay-on-main/png
[INFO] tweaked toml for git repo https://github.com/stay-on-main/png written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] crate git repo https://github.com/stay-on-main/png already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af0e0959ce66026e6a1a58f5f4bc855002d8cae2539ffd8c87558b8aa2fff907
[INFO] running `Command { std: "docker" "start" "-a" "af0e0959ce66026e6a1a58f5f4bc855002d8cae2539ffd8c87558b8aa2fff907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af0e0959ce66026e6a1a58f5f4bc855002d8cae2539ffd8c87558b8aa2fff907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af0e0959ce66026e6a1a58f5f4bc855002d8cae2539ffd8c87558b8aa2fff907", kill_on_drop: false }`
[INFO] [stdout] af0e0959ce66026e6a1a58f5f4bc855002d8cae2539ffd8c87558b8aa2fff907
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cd898696066b94c40bfe0f5cc8beb04a3602143a31419784db57a140cb048cb
[INFO] running `Command { std: "docker" "start" "-a" "0cd898696066b94c40bfe0f5cc8beb04a3602143a31419784db57a140cb048cb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling png v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "0cd898696066b94c40bfe0f5cc8beb04a3602143a31419784db57a140cb048cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cd898696066b94c40bfe0f5cc8beb04a3602143a31419784db57a140cb048cb", kill_on_drop: false }`
[INFO] [stdout] 0cd898696066b94c40bfe0f5cc8beb04a3602143a31419784db57a140cb048cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e5a59c63b40963399bad1f5de7ef0ce74d29395f2256e351200e64a2f283f85
[INFO] running `Command { std: "docker" "start" "-a" "1e5a59c63b40963399bad1f5de7ef0ce74d29395f2256e351200e64a2f283f85", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling png v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.42s
[INFO] running `Command { std: "docker" "inspect" "1e5a59c63b40963399bad1f5de7ef0ce74d29395f2256e351200e64a2f283f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e5a59c63b40963399bad1f5de7ef0ce74d29395f2256e351200e64a2f283f85", kill_on_drop: false }`
[INFO] [stdout] 1e5a59c63b40963399bad1f5de7ef0ce74d29395f2256e351200e64a2f283f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ca4327a6cd7803614bd4062c1b30b5ffc85423d5ff702d1cca00e3837ab9c01
[INFO] running `Command { std: "docker" "start" "-a" "6ca4327a6cd7803614bd4062c1b30b5ffc85423d5ff702d1cca00e3837ab9c01", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/png-3ff47d7aef29a32a)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::dynamic_huffman_0 ... ok
[INFO] [stdout] test tests::no_compression_0 ... ok
[INFO] [stdout] test tests::dynamic_huffman_1 ... ok
[INFO] [stdout] test tests::no_compression_1 ... ok
[INFO] [stdout] test tests::static_huffman_0 ... ok
[INFO] [stdout] test tests::static_huffman_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests png
[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" "6ca4327a6cd7803614bd4062c1b30b5ffc85423d5ff702d1cca00e3837ab9c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ca4327a6cd7803614bd4062c1b30b5ffc85423d5ff702d1cca00e3837ab9c01", kill_on_drop: false }`
[INFO] [stdout] 6ca4327a6cd7803614bd4062c1b30b5ffc85423d5ff702d1cca00e3837ab9c01