[INFO] cloning repository https://github.com/Rhelvetican/img_combinator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Rhelvetican/img_combinator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRhelvetican%2Fimg_combinator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRhelvetican%2Fimg_combinator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69aa19991afd797cebffce07d055fb51c65aaea0
[INFO] checking Rhelvetican/img_combinator against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRhelvetican%2Fimg_combinator" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Rhelvetican/img_combinator 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/Rhelvetican/img_combinator
[INFO] finished tweaking git repo https://github.com/Rhelvetican/img_combinator
[INFO] tweaked toml for git repo https://github.com/Rhelvetican/img_combinator written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Rhelvetican/img_combinator 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zune-jpeg v0.4.11
[INFO] [stderr]   Downloaded zune-core v0.4.12
[INFO] [stderr]   Downloaded image-webp v0.1.1
[INFO] [stderr]   Downloaded image v0.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 54ed450a36092b8b2629d7fcc3e2a9f708cf11ebf8911e904e1accb532f6c5d4
[INFO] running `Command { std: "docker" "start" "-a" "54ed450a36092b8b2629d7fcc3e2a9f708cf11ebf8911e904e1accb532f6c5d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54ed450a36092b8b2629d7fcc3e2a9f708cf11ebf8911e904e1accb532f6c5d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54ed450a36092b8b2629d7fcc3e2a9f708cf11ebf8911e904e1accb532f6c5d4", kill_on_drop: false }`
[INFO] [stdout] 54ed450a36092b8b2629d7fcc3e2a9f708cf11ebf8911e904e1accb532f6c5d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7f9bb0e95f9fef9cada4553497cca5096a576ccb57a1d0acf379145db18c2877
[INFO] running `Command { std: "docker" "start" "-a" "7f9bb0e95f9fef9cada4553497cca5096a576ccb57a1d0acf379145db18c2877", kill_on_drop: false }`
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling built v0.7.1
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking aligned-vec v0.5.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]     Checking imgref v1.10.1
[INFO] [stderr]     Checking rayon v1.9.0
[INFO] [stderr]     Checking bitstream-io v2.2.0
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]     Checking v_frame v0.3.8
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking avif-serialize v0.8.1
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking loop9 v0.1.5
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking zune-core v0.4.12
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking zune-jpeg v0.4.11
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking maybe-rayon v0.1.1
[INFO] [stderr]     Checking av1-grain v0.2.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling profiling-procmacros v1.0.15
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]     Checking profiling v1.0.15
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking image-webp v0.1.1
[INFO] [stderr]     Checking ravif v0.11.5
[INFO] [stderr]     Checking image v0.25.0
[INFO] [stderr]     Checking img_combinator v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     vec::Vec,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     vec::Vec,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.28s
[INFO] running `Command { std: "docker" "inspect" "7f9bb0e95f9fef9cada4553497cca5096a576ccb57a1d0acf379145db18c2877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9bb0e95f9fef9cada4553497cca5096a576ccb57a1d0acf379145db18c2877", kill_on_drop: false }`
[INFO] [stdout] 7f9bb0e95f9fef9cada4553497cca5096a576ccb57a1d0acf379145db18c2877