[INFO] cloning repository https://github.com/AllenDang/PngOptimizier
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AllenDang/PngOptimizier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAllenDang%2FPngOptimizier", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAllenDang%2FPngOptimizier'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08121b972315168cec45653e985b0f05aadea510
[INFO] checking AllenDang/PngOptimizier against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAllenDang%2FPngOptimizier" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AllenDang/PngOptimizier on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AllenDang/PngOptimizier
[INFO] finished tweaking git repo https://github.com/AllenDang/PngOptimizier
[INFO] tweaked toml for git repo https://github.com/AllenDang/PngOptimizier written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AllenDang/PngOptimizier 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded float-pretty-print v0.1.1
[INFO] [stderr]   Downloaded fl2rust v0.5.19
[INFO] [stderr]   Downloaded fluid-parser v0.1.15
[INFO] [stderr]   Downloaded fl2rust-macro v0.5.19
[INFO] [stderr]   Downloaded embed-resource v2.4.2
[INFO] [stderr]   Downloaded winreg v0.52.0
[INFO] [stderr]   Downloaded fltk-theme v0.7.2
[INFO] [stderr]   Downloaded libdeflater v0.11.0
[INFO] [stderr]   Downloaded oxipng v8.0.0
[INFO] [stderr]   Downloaded fltk v1.4.26
[INFO] [stderr]   Downloaded libdeflate-sys v0.11.0
[INFO] [stderr]   Downloaded syn v2.0.55
[INFO] [stderr]   Downloaded fltk-sys v1.4.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 604d52f1fcb207aea0b8dc3f9c9dda5c9befef27c1e1c20d4a836af08059eb80
[INFO] running `Command { std: "docker" "start" "-a" "604d52f1fcb207aea0b8dc3f9c9dda5c9befef27c1e1c20d4a836af08059eb80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "604d52f1fcb207aea0b8dc3f9c9dda5c9befef27c1e1c20d4a836af08059eb80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "604d52f1fcb207aea0b8dc3f9c9dda5c9befef27c1e1c20d4a836af08059eb80", kill_on_drop: false }`
[INFO] [stdout] 604d52f1fcb207aea0b8dc3f9c9dda5c9befef27c1e1c20d4a836af08059eb80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c5ab28c67938a0a2a77c18d9eaabf59e0295bf4df815dd6e313970f7d2cb4f8
[INFO] running `Command { std: "docker" "start" "-a" "8c5ab28c67938a0a2a77c18d9eaabf59e0295bf4df815dd6e313970f7d2cb4f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling winnow v0.6.5
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling fluid-parser v0.1.15
[INFO] [stderr]     Checking ttf-parser v0.20.0
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking zopfli v0.7.4
[INFO] [stderr]    Compiling fl2rust v0.5.19
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling libdeflate-sys v0.11.0
[INFO] [stderr]    Compiling fltk-sys v1.4.26
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking float-pretty-print v0.1.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]    Compiling fl2rust-macro v0.5.19
[INFO] [stderr]    Compiling serde_spanned v0.6.5
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]     Checking libdeflater v0.11.0
[INFO] [stderr]    Compiling toml_edit v0.22.9
[INFO] [stderr]     Checking oxipng v8.0.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]    Compiling toml v0.8.12
[INFO] [stderr]    Compiling embed-resource v2.4.2
[INFO] [stderr]    Compiling png_optimizer v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking fltk v1.4.26
[INFO] [stderr]     Checking fltk-theme v0.7.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.38s
[INFO] running `Command { std: "docker" "inspect" "8c5ab28c67938a0a2a77c18d9eaabf59e0295bf4df815dd6e313970f7d2cb4f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c5ab28c67938a0a2a77c18d9eaabf59e0295bf4df815dd6e313970f7d2cb4f8", kill_on_drop: false }`
[INFO] [stdout] 8c5ab28c67938a0a2a77c18d9eaabf59e0295bf4df815dd6e313970f7d2cb4f8