[INFO] cloning repository https://github.com/KevinGliewe/imghash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KevinGliewe/imghash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKevinGliewe%2Fimghash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKevinGliewe%2Fimghash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 920106d6e4cb31bc2d075cd85823457823fc6181
[INFO] checking KevinGliewe/imghash against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKevinGliewe%2Fimghash" "/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/KevinGliewe/imghash 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/KevinGliewe/imghash
[INFO] finished tweaking git repo https://github.com/KevinGliewe/imghash
[INFO] tweaked toml for git repo https://github.com/KevinGliewe/imghash written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/KevinGliewe/imghash 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 rustdct v0.4.0
[INFO] [stderr]   Downloaded rustfft v3.0.1
[INFO] [stderr]   Downloaded built v0.5.1
[INFO] [stderr]   Downloaded cargo-lock v7.0.1
[INFO] [stderr]   Downloaded enum_derive v0.1.7
[INFO] [stderr]   Downloaded transpose v0.1.0
[INFO] [stderr]   Downloaded img_hash v3.2.0
[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] bebc5fab9b66e46a50cb09ec89303fa7acf0bd37b2fc900e6b46c58e61526bc2
[INFO] running `Command { std: "docker" "start" "-a" "bebc5fab9b66e46a50cb09ec89303fa7acf0bd37b2fc900e6b46c58e61526bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bebc5fab9b66e46a50cb09ec89303fa7acf0bd37b2fc900e6b46c58e61526bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bebc5fab9b66e46a50cb09ec89303fa7acf0bd37b2fc900e6b46c58e61526bc2", kill_on_drop: false }`
[INFO] [stdout] bebc5fab9b66e46a50cb09ec89303fa7acf0bd37b2fc900e6b46c58e61526bc2
[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] 1405954471f0f1c1466391dba6a4fc1db09711bd3f5edaf34fbb661b4dd63e42
[INFO] running `Command { std: "docker" "start" "-a" "1405954471f0f1c1466391dba6a4fc1db09711bd3f5edaf34fbb661b4dd63e42", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling jobserver v0.1.23
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling libgit2-sys v0.12.22+1.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking strength_reduce v0.2.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking rustfft v3.0.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking transpose v0.2.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rustdct v0.4.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking enum_derive v0.1.7
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking img_hash v3.2.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling git2 v0.13.21
[INFO] [stderr]    Compiling cargo-lock v7.0.1
[INFO] [stderr]    Compiling built v0.5.1
[INFO] [stderr]    Compiling imghash v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cargo-lock v7.0.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "1405954471f0f1c1466391dba6a4fc1db09711bd3f5edaf34fbb661b4dd63e42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1405954471f0f1c1466391dba6a4fc1db09711bd3f5edaf34fbb661b4dd63e42", kill_on_drop: false }`
[INFO] [stdout] 1405954471f0f1c1466391dba6a4fc1db09711bd3f5edaf34fbb661b4dd63e42