[INFO] cloning repository https://github.com/ItzShiney/gifmul
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ItzShiney/gifmul" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FItzShiney%2Fgifmul", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FItzShiney%2Fgifmul'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7e6454f273228bc4e140dd98cff6f1d771345d6
[INFO] checking ItzShiney/gifmul against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FItzShiney%2Fgifmul" "/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/ItzShiney/gifmul 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/ItzShiney/gifmul
[INFO] finished tweaking git repo https://github.com/ItzShiney/gifmul
[INFO] tweaked toml for git repo https://github.com/ItzShiney/gifmul written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ItzShiney/gifmul 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] [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 exr v1.7.0
[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] 3bffb073bb9199885e9086dd4c415f62548c1db6f494e74b234876cba15d0549
[INFO] running `Command { std: "docker" "start" "-a" "3bffb073bb9199885e9086dd4c415f62548c1db6f494e74b234876cba15d0549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bffb073bb9199885e9086dd4c415f62548c1db6f494e74b234876cba15d0549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bffb073bb9199885e9086dd4c415f62548c1db6f494e74b234876cba15d0549", kill_on_drop: false }`
[INFO] [stdout] 3bffb073bb9199885e9086dd4c415f62548c1db6f494e74b234876cba15d0549
[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] cbfad505f180378ef4b66a514819ecf5bf0da2993acbd1d40ead5abd67158591
[INFO] running `Command { std: "docker" "start" "-a" "cbfad505f180378ef4b66a514819ecf5bf0da2993acbd1d40ead5abd67158591", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]     Checking half v2.2.1
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking gif v0.12.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking png v0.17.10
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tiff v0.9.0
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking exr v1.7.0
[INFO] [stderr]     Checking image v0.24.7
[INFO] [stderr]     Checking gifmul v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized] target(s) in 18.07s
[INFO] running `Command { std: "docker" "inspect" "cbfad505f180378ef4b66a514819ecf5bf0da2993acbd1d40ead5abd67158591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbfad505f180378ef4b66a514819ecf5bf0da2993acbd1d40ead5abd67158591", kill_on_drop: false }`
[INFO] [stdout] cbfad505f180378ef4b66a514819ecf5bf0da2993acbd1d40ead5abd67158591
[INFO] checking ItzShiney/gifmul against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FItzShiney%2Fgifmul" "/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/ItzShiney/gifmul on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ItzShiney/gifmul
[INFO] finished tweaking git repo https://github.com/ItzShiney/gifmul
[INFO] tweaked toml for git repo https://github.com/ItzShiney/gifmul written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ItzShiney/gifmul 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12f6f5e5417934cb14f87fde9c5740e838b7dff8e8e40d8260194fda1533f822
[INFO] running `Command { std: "docker" "start" "-a" "12f6f5e5417934cb14f87fde9c5740e838b7dff8e8e40d8260194fda1533f822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12f6f5e5417934cb14f87fde9c5740e838b7dff8e8e40d8260194fda1533f822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12f6f5e5417934cb14f87fde9c5740e838b7dff8e8e40d8260194fda1533f822", kill_on_drop: false }`
[INFO] [stdout] 12f6f5e5417934cb14f87fde9c5740e838b7dff8e8e40d8260194fda1533f822
[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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65483076c1373eaeed100a6e425d4a5641cb35ee97a8781c83dc50a13e80d6f1
[INFO] running `Command { std: "docker" "start" "-a" "65483076c1373eaeed100a6e425d4a5641cb35ee97a8781c83dc50a13e80d6f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking half v2.2.1
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking gif v0.12.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking png v0.17.10
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking tiff v0.9.0
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking exr v1.7.0
[INFO] [stderr]     Checking image v0.24.7
[INFO] [stderr]     Checking gifmul v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized] target(s) in 17.81s
[INFO] running `Command { std: "docker" "inspect" "65483076c1373eaeed100a6e425d4a5641cb35ee97a8781c83dc50a13e80d6f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65483076c1373eaeed100a6e425d4a5641cb35ee97a8781c83dc50a13e80d6f1", kill_on_drop: false }`
[INFO] [stdout] 65483076c1373eaeed100a6e425d4a5641cb35ee97a8781c83dc50a13e80d6f1