[INFO] cloning repository https://github.com/agausmann/discriminord [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/agausmann/discriminord" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagausmann%2Fdiscriminord", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagausmann%2Fdiscriminord'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 855e5b632d9ba6e35895425be29b70765ea42e60 [INFO] checking agausmann/discriminord against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagausmann%2Fdiscriminord" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/agausmann/discriminord on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/agausmann/discriminord [INFO] finished tweaking git repo https://github.com/agausmann/discriminord [INFO] tweaked toml for git repo https://github.com/agausmann/discriminord written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/agausmann/discriminord 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2944ce427de86fc24a90f8630e038e999b523dc6939905bd8c467e2742e28d33 [INFO] running `Command { std: "docker" "start" "-a" "2944ce427de86fc24a90f8630e038e999b523dc6939905bd8c467e2742e28d33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2944ce427de86fc24a90f8630e038e999b523dc6939905bd8c467e2742e28d33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2944ce427de86fc24a90f8630e038e999b523dc6939905bd8c467e2742e28d33", kill_on_drop: false }` [INFO] [stdout] 2944ce427de86fc24a90f8630e038e999b523dc6939905bd8c467e2742e28d33 [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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de6d2064849d133d6d1199e9a7f99a9bdc02b6ef4d2a0aa130060246278fdb12 [INFO] running `Command { std: "docker" "start" "-a" "de6d2064849d133d6d1199e9a7f99a9bdc02b6ef4d2a0aa130060246278fdb12", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking weezl v0.1.3 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking gif v0.11.1 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking bytemuck v1.5.0 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking jpeg-decoder v0.1.20 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking image v0.23.12 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking discriminord v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try` [INFO] [stdout] --> src/main.rs:34:18 [INFO] [stdout] | [INFO] [stdout] 34 | let output = discriminord::convert( [INFO] [stdout] | __________________^ [INFO] [stdout] 35 | | &dark_image, [INFO] [stdout] 36 | | &light_image, [INFO] [stdout] 37 | | options.dark_background.0, [INFO] [stdout] 38 | | options.light_background.0, [INFO] [stdout] 39 | | )?; [INFO] [stdout] | |______^ the `?` operator cannot be applied to type `ImageBuffer, Vec>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `ImageBuffer, Vec>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try` [INFO] [stdout] --> src/main.rs:34:18 [INFO] [stdout] | [INFO] [stdout] 34 | let output = discriminord::convert( [INFO] [stdout] | __________________^ [INFO] [stdout] 35 | | &dark_image, [INFO] [stdout] 36 | | &light_image, [INFO] [stdout] 37 | | options.dark_background.0, [INFO] [stdout] 38 | | options.light_background.0, [INFO] [stdout] 39 | | )?; [INFO] [stdout] | |______^ the `?` operator cannot be applied to type `ImageBuffer, Vec>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `ImageBuffer, Vec>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `discriminord` (bin "discriminord" test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `discriminord` (bin "discriminord") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "de6d2064849d133d6d1199e9a7f99a9bdc02b6ef4d2a0aa130060246278fdb12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de6d2064849d133d6d1199e9a7f99a9bdc02b6ef4d2a0aa130060246278fdb12", kill_on_drop: false }` [INFO] [stdout] de6d2064849d133d6d1199e9a7f99a9bdc02b6ef4d2a0aa130060246278fdb12