[INFO] cloning repository https://github.com/hombrew/mtwcl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hombrew/mtwcl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhombrew%2Fmtwcl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhombrew%2Fmtwcl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9a9f2d32ad7261d6a38d2cb40eda9d4f2367b9a
[INFO] checking hombrew/mtwcl against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhombrew%2Fmtwcl" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hombrew/mtwcl 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/hombrew/mtwcl
[INFO] finished tweaking git repo https://github.com/hombrew/mtwcl
[INFO] tweaked toml for git repo https://github.com/hombrew/mtwcl written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hombrew/mtwcl 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 viuer v0.7.1
[INFO] [stderr]   Downloaded crokey-proc_macros v0.6.4
[INFO] [stderr]   Downloaded strict v0.2.0
[INFO] [stderr]   Downloaded crokey v0.6.4
[INFO] [stderr]   Downloaded coolor v0.9.0
[INFO] [stderr]   Downloaded termimad v0.29.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 68dea02421a8d2927e1bb3ebb7a9413156d643c9f05bfe53a09b157d5db32b0c
[INFO] running `Command { std: "docker" "start" "-a" "68dea02421a8d2927e1bb3ebb7a9413156d643c9f05bfe53a09b157d5db32b0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68dea02421a8d2927e1bb3ebb7a9413156d643c9f05bfe53a09b157d5db32b0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68dea02421a8d2927e1bb3ebb7a9413156d643c9f05bfe53a09b157d5db32b0c", kill_on_drop: false }`
[INFO] [stdout] 68dea02421a8d2927e1bb3ebb7a9413156d643c9f05bfe53a09b157d5db32b0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 15e7c6a92413954bcfc2bcbd89b0276f76373e16baf030e64d6099f341421e79
[INFO] running `Command { std: "docker" "start" "-a" "15e7c6a92413954bcfc2bcbd89b0276f76373e16baf030e64d6099f341421e79", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling strict v0.2.0
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]    Compiling crokey-proc_macros v0.6.4
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking ansi_colours v1.2.2
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking minimad v0.13.0
[INFO] [stderr]     Checking coolor v0.9.0
[INFO] [stderr]    Compiling include_dir_macros v0.7.3
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]    Compiling lazy-regex-proc_macros v3.1.0
[INFO] [stderr]     Checking include_dir v0.7.3
[INFO] [stderr]     Checking lazy-regex v3.1.0
[INFO] [stderr]     Checking viuer v0.7.1
[INFO] [stderr]     Checking crokey v0.6.4
[INFO] [stderr]     Checking termimad v0.29.1
[INFO] [stderr]     Checking mtwcl v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.93s
[INFO] running `Command { std: "docker" "inspect" "15e7c6a92413954bcfc2bcbd89b0276f76373e16baf030e64d6099f341421e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15e7c6a92413954bcfc2bcbd89b0276f76373e16baf030e64d6099f341421e79", kill_on_drop: false }`
[INFO] [stdout] 15e7c6a92413954bcfc2bcbd89b0276f76373e16baf030e64d6099f341421e79