[INFO] cloning repository https://github.com/FeistyKit/Ascii-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FeistyKit/Ascii-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeistyKit%2FAscii-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeistyKit%2FAscii-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d66108e3d25ed483d071440c9761a3757190b99
[INFO] checking FeistyKit/Ascii-Rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeistyKit%2FAscii-Rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FeistyKit/Ascii-Rust 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/FeistyKit/Ascii-Rust
[INFO] finished tweaking git repo https://github.com/FeistyKit/Ascii-Rust
[INFO] tweaked toml for git repo https://github.com/FeistyKit/Ascii-Rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/FeistyKit/Ascii-Rust 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 siphasher v0.3.5
[INFO] [stderr]   Downloaded clap_derive v3.0.6
[INFO] [stderr]   Downloaded weezl v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 574b9cc232bfca1e886f167bb74dabaf71efa12368afaddfee15430d284f6836
[INFO] running `Command { std: "docker" "start" "-a" "574b9cc232bfca1e886f167bb74dabaf71efa12368afaddfee15430d284f6836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "574b9cc232bfca1e886f167bb74dabaf71efa12368afaddfee15430d284f6836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574b9cc232bfca1e886f167bb74dabaf71efa12368afaddfee15430d284f6836", kill_on_drop: false }`
[INFO] [stdout] 574b9cc232bfca1e886f167bb74dabaf71efa12368afaddfee15430d284f6836
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 26dba053daee8c799b955aace60caa817f212e7db2de989c40969df1f8f412ea
[INFO] running `Command { std: "docker" "start" "-a" "26dba053daee8c799b955aace60caa817f212e7db2de989c40969df1f8f412ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking weezl v0.1.4
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking clap v3.0.10
[INFO] [stderr]     Checking ascii-ify v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.93s
[INFO] running `Command { std: "docker" "inspect" "26dba053daee8c799b955aace60caa817f212e7db2de989c40969df1f8f412ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26dba053daee8c799b955aace60caa817f212e7db2de989c40969df1f8f412ea", kill_on_drop: false }`
[INFO] [stdout] 26dba053daee8c799b955aace60caa817f212e7db2de989c40969df1f8f412ea
[INFO] checking FeistyKit/Ascii-Rust against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeistyKit%2FAscii-Rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FeistyKit/Ascii-Rust 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/FeistyKit/Ascii-Rust
[INFO] finished tweaking git repo https://github.com/FeistyKit/Ascii-Rust
[INFO] tweaked toml for git repo https://github.com/FeistyKit/Ascii-Rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/FeistyKit/Ascii-Rust 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 89123bb2419dbdfed47d2eadea2a56818ad20abbe02e20f4de394fc8b6b11b89
[INFO] running `Command { std: "docker" "start" "-a" "89123bb2419dbdfed47d2eadea2a56818ad20abbe02e20f4de394fc8b6b11b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89123bb2419dbdfed47d2eadea2a56818ad20abbe02e20f4de394fc8b6b11b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89123bb2419dbdfed47d2eadea2a56818ad20abbe02e20f4de394fc8b6b11b89", kill_on_drop: false }`
[INFO] [stdout] 89123bb2419dbdfed47d2eadea2a56818ad20abbe02e20f4de394fc8b6b11b89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 759628cff272e70952f394ca940b3b2dd21a88fbde5fc5d9ae0304f6951d7341
[INFO] running `Command { std: "docker" "start" "-a" "759628cff272e70952f394ca940b3b2dd21a88fbde5fc5d9ae0304f6951d7341", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking weezl v0.1.4
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking clap v3.0.10
[INFO] [stderr]     Checking ascii-ify v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.55s
[INFO] running `Command { std: "docker" "inspect" "759628cff272e70952f394ca940b3b2dd21a88fbde5fc5d9ae0304f6951d7341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "759628cff272e70952f394ca940b3b2dd21a88fbde5fc5d9ae0304f6951d7341", kill_on_drop: false }`
[INFO] [stdout] 759628cff272e70952f394ca940b3b2dd21a88fbde5fc5d9ae0304f6951d7341