[INFO] fetching crate checkerboard 0.1.0...
[INFO] testing checkerboard-0.1.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate checkerboard 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate checkerboard 0.1.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate checkerboard 0.1.0
[INFO] finished tweaking crates.io crate checkerboard 0.1.0
[INFO] tweaked toml for crates.io crate checkerboard 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tiff v0.3.1
[INFO] [stderr]   Downloaded custom_derive v0.1.7
[INFO] [stderr]   Downloaded image v0.22.5
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded png v0.15.3
[INFO] [stderr]   Downloaded once_cell v0.2.4
[INFO] [stderr]   Downloaded imageproc v0.18.0
[INFO] [stderr]   Downloaded opencv v0.17.3
[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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 554a4d6352d4737ed2071d92c5481fcc11046b4e2eecfecb355ebc15ef609673
[INFO] running `Command { std: "docker" "start" "-a" "554a4d6352d4737ed2071d92c5481fcc11046b4e2eecfecb355ebc15ef609673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "554a4d6352d4737ed2071d92c5481fcc11046b4e2eecfecb355ebc15ef609673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "554a4d6352d4737ed2071d92c5481fcc11046b4e2eecfecb355ebc15ef609673", kill_on_drop: false }`
[INFO] [stdout] 554a4d6352d4737ed2071d92c5481fcc11046b4e2eecfecb355ebc15ef609673
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f539c1e6aa137c23ce7120e3c0c1450e3051a341cf9bb840ba599151d68c1f8d
[INFO] running `Command { std: "docker" "start" "-a" "f539c1e6aa137c23ce7120e3c0c1450e3051a341cf9bb840ba599151d68c1f8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling num-iter v0.1.43
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[INFO] [stderr]    Compiling parking_lot_core v0.6.3
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[INFO] [stderr]    Compiling num-complex v0.2.4
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[INFO] [stderr]    Compiling inflate v0.4.5
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[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
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[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling cpp_common v0.5.9
[INFO] [stderr]    Compiling rand_os v0.1.3
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[INFO] [stderr]    Compiling stb_truetype v0.3.1
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[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling cpp_build v0.5.9
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling image v0.21.3
[INFO] [stderr]    Compiling png v0.15.3
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling image v0.22.5
[INFO] [stderr]    Compiling nalgebra v0.18.1
[INFO] [stderr]    Compiling cpp_macros v0.5.9
[INFO] [stderr]    Compiling opencv v0.17.3
[INFO] [stderr]    Compiling imageproc v0.18.0
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/imageproc-0.18.0/src/hog.rs:440:33
[INFO] [stdout]     |
[INFO] [stdout] 440 |             let intensity = u8::clamp(hist[bucket]);
[INFO] [stdout]     |                                 ^^^^^ multiple `clamp` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `Ord` for the type `u8`
[INFO] [stdout] note: candidate #2 is defined in the trait `Clamp`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/imageproc-0.18.0/src/definitions.rs:68:5
[INFO] [stdout]     |
[INFO] [stdout] 68  |     fn clamp(x: T) -> Self;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: use fully-qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 440 |             let intensity = <u8 as Clamp>::clamp(hist[bucket]);
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~
[INFO] [stdout] 440 |             let intensity = Ord::clamp(hist[bucket]);
[INFO] [stdout]     |                             ~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/imageproc-0.18.0/src/hog.rs:444:33
[INFO] [stdout]     |
[INFO] [stdout] 444 |             let intensity = u8::clamp(hist[bucket]);
[INFO] [stdout]     |                                 ^^^^^ multiple `clamp` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `Ord` for the type `u8`
[INFO] [stdout] note: candidate #2 is defined in the trait `Clamp`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/imageproc-0.18.0/src/definitions.rs:68:5
[INFO] [stdout]     |
[INFO] [stdout] 68  |     fn clamp(x: T) -> Self;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: use fully-qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 444 |             let intensity = <u8 as Clamp>::clamp(hist[bucket]);
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~
[INFO] [stdout] 444 |             let intensity = Ord::clamp(hist[bucket]);
[INFO] [stdout]     |                             ~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `imageproc` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f539c1e6aa137c23ce7120e3c0c1450e3051a341cf9bb840ba599151d68c1f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f539c1e6aa137c23ce7120e3c0c1450e3051a341cf9bb840ba599151d68c1f8d", kill_on_drop: false }`
[INFO] [stdout] f539c1e6aa137c23ce7120e3c0c1450e3051a341cf9bb840ba599151d68c1f8d
