[INFO] cloning repository https://github.com/bpglaser/red-mountain-resize
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bpglaser/red-mountain-resize" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpglaser%2Fred-mountain-resize", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpglaser%2Fred-mountain-resize'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e764ada601d3c1360ccdc7ab769dfe894ef442c
[INFO] checking bpglaser/red-mountain-resize against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpglaser%2Fred-mountain-resize" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bpglaser/red-mountain-resize 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/bpglaser/red-mountain-resize
[INFO] finished tweaking git repo https://github.com/bpglaser/red-mountain-resize
[INFO] tweaked toml for git repo https://github.com/bpglaser/red-mountain-resize written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bpglaser/red-mountain-resize 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]  Downloading crates ...
[INFO] [stderr]   Downloaded num_cpus v1.5.1
[INFO] [stderr]   Downloaded adler32 v1.1.0
[INFO] [stderr]   Downloaded memoffset v0.5.5
[INFO] [stderr]   Downloaded num-rational v0.3.0
[INFO] [stderr]   Downloaded tiff v0.5.0
[INFO] [stderr]   Downloaded bytemuck v1.2.0
[INFO] [stderr]   Downloaded either v1.1.0
[INFO] [stderr]   Downloaded png v0.16.7
[INFO] [stderr]   Downloaded image v0.23.7
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.20
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a6440d9b9ad7d50a67833cb11ab0cb59e75d5db244e9973f253b1454e499bad7
[INFO] running `Command { std: "docker" "start" "-a" "a6440d9b9ad7d50a67833cb11ab0cb59e75d5db244e9973f253b1454e499bad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6440d9b9ad7d50a67833cb11ab0cb59e75d5db244e9973f253b1454e499bad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6440d9b9ad7d50a67833cb11ab0cb59e75d5db244e9973f253b1454e499bad7", kill_on_drop: false }`
[INFO] [stdout] a6440d9b9ad7d50a67833cb11ab0cb59e75d5db244e9973f253b1454e499bad7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3309a0912efb5b464d2d7df4bcf2602449e4141e8e8db99f0a7131a1a2fcfaf0
[INFO] running `Command { std: "docker" "start" "-a" "3309a0912efb5b464d2d7df4bcf2602449e4141e8e8db99f0a7131a1a2fcfaf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]     Checking libc v0.2.24
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking either v1.1.0
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking num-traits v0.1.39
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking num_cpus v1.5.1
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking clap v2.24.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking rayon v1.3.1
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.23.7
[INFO] [stderr]     Checking rmr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `image` is imported redundantly
[INFO] [stdout]    --> src/carve.rs:264:9
[INFO] [stdout]     |
[INFO] [stdout] 264 |     use image;
[INFO] [stdout]     |         ^^^^^ the item `image` is already defined by prelude
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "3309a0912efb5b464d2d7df4bcf2602449e4141e8e8db99f0a7131a1a2fcfaf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3309a0912efb5b464d2d7df4bcf2602449e4141e8e8db99f0a7131a1a2fcfaf0", kill_on_drop: false }`
[INFO] [stdout] 3309a0912efb5b464d2d7df4bcf2602449e4141e8e8db99f0a7131a1a2fcfaf0