[INFO] cloning repository https://github.com/ziap/pngpart
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ziap/pngpart" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fziap%2Fpngpart", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fziap%2Fpngpart'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acdc348f5c987c58fa7e66102916e325b30bf234
[INFO] checking ziap/pngpart against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fziap%2Fpngpart" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ziap/pngpart on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ziap/pngpart
[INFO] finished tweaking git repo https://github.com/ziap/pngpart
[INFO] tweaked toml for git repo https://github.com/ziap/pngpart written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ziap/pngpart already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6f5131e818332adff22f4b78874b8d70f5a4f2d3e30f6e12d7390f12bcdf8f3
[INFO] running `Command { std: "docker" "start" "-a" "e6f5131e818332adff22f4b78874b8d70f5a4f2d3e30f6e12d7390f12bcdf8f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6f5131e818332adff22f4b78874b8d70f5a4f2d3e30f6e12d7390f12bcdf8f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6f5131e818332adff22f4b78874b8d70f5a4f2d3e30f6e12d7390f12bcdf8f3", kill_on_drop: false }`
[INFO] [stdout] e6f5131e818332adff22f4b78874b8d70f5a4f2d3e30f6e12d7390f12bcdf8f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e16e30132fcf7d9d317077aa9dbddd5ac3db90b8616bc18ced8d75c4c6118ffa
[INFO] running `Command { std: "docker" "start" "-a" "e16e30132fcf7d9d317077aa9dbddd5ac3db90b8616bc18ced8d75c4c6118ffa", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling libdeflate-sys v1.19.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking zopfli v0.8.0
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking fdeflate v0.3.3
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]     Checking crossbeam-channel v0.5.10
[INFO] [stderr]     Checking png v0.17.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]     Checking rayon-core v1.12.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking libdeflater v1.19.0
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking oxipng v9.0.0
[INFO] [stderr]     Checking pngpart v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.78s
[INFO] running `Command { std: "docker" "inspect" "e16e30132fcf7d9d317077aa9dbddd5ac3db90b8616bc18ced8d75c4c6118ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e16e30132fcf7d9d317077aa9dbddd5ac3db90b8616bc18ced8d75c4c6118ffa", kill_on_drop: false }`
[INFO] [stdout] e16e30132fcf7d9d317077aa9dbddd5ac3db90b8616bc18ced8d75c4c6118ffa
[INFO] checking ziap/pngpart against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fziap%2Fpngpart" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ziap/pngpart on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ziap/pngpart
[INFO] finished tweaking git repo https://github.com/ziap/pngpart
[INFO] tweaked toml for git repo https://github.com/ziap/pngpart written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ziap/pngpart already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c26a57e5e678bcc20317ae8b856aaf19d59b307f34a62bdcde22354f1b6284a
[INFO] running `Command { std: "docker" "start" "-a" "2c26a57e5e678bcc20317ae8b856aaf19d59b307f34a62bdcde22354f1b6284a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c26a57e5e678bcc20317ae8b856aaf19d59b307f34a62bdcde22354f1b6284a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c26a57e5e678bcc20317ae8b856aaf19d59b307f34a62bdcde22354f1b6284a", kill_on_drop: false }`
[INFO] [stdout] 2c26a57e5e678bcc20317ae8b856aaf19d59b307f34a62bdcde22354f1b6284a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 687a478bf83ba16bec162d1038d2ba40c57bb8813f9900e76efc819e8038a2b2
[INFO] running `Command { std: "docker" "start" "-a" "687a478bf83ba16bec162d1038d2ba40c57bb8813f9900e76efc819e8038a2b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]    Compiling libdeflate-sys v1.19.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking zopfli v0.8.0
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking fdeflate v0.3.3
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]     Checking crossbeam-channel v0.5.10
[INFO] [stderr]     Checking png v0.17.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]     Checking rayon-core v1.12.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking libdeflater v1.19.0
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking oxipng v9.0.0
[INFO] [stderr]     Checking pngpart v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.74s
[INFO] running `Command { std: "docker" "inspect" "687a478bf83ba16bec162d1038d2ba40c57bb8813f9900e76efc819e8038a2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "687a478bf83ba16bec162d1038d2ba40c57bb8813f9900e76efc819e8038a2b2", kill_on_drop: false }`
[INFO] [stdout] 687a478bf83ba16bec162d1038d2ba40c57bb8813f9900e76efc819e8038a2b2