[INFO] cloning repository https://github.com/Kixunil/image_concat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kixunil/image_concat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKixunil%2Fimage_concat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKixunil%2Fimage_concat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccb187d74d080a61249199ee5e113db54b19abf8
[INFO] checking Kixunil/image_concat against master#42bd138126b0a9d38d65bc9973e72de3c5b6c37f for pr-99217
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKixunil%2Fimage_concat" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kixunil/image_concat on toolchain 42bd138126b0a9d38d65bc9973e72de3c5b6c37f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kixunil/image_concat
[INFO] finished tweaking git repo https://github.com/Kixunil/image_concat
[INFO] tweaked toml for git repo https://github.com/Kixunil/image_concat written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Kixunil/image_concat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gcc v0.3.27
[INFO] [stderr]   Downloaded euclid v0.6.6
[INFO] [stderr]   Downloaded gif v0.8.0
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.4
[INFO] [stderr]   Downloaded unicode-normalization v0.1.2
[INFO] [stderr]   Downloaded quine-mc_cluskey v0.2.2
[INFO] [stderr]   Downloaded nom v1.2.2
[INFO] [stderr]   Downloaded libc v0.2.10
[INFO] [stderr]   Downloaded image v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df3899298da705514ede2da3632914af593bbd73ee28a4ec8195b27f1d896538
[INFO] running `Command { std: "docker" "start" "-a" "df3899298da705514ede2da3632914af593bbd73ee28a4ec8195b27f1d896538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df3899298da705514ede2da3632914af593bbd73ee28a4ec8195b27f1d896538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df3899298da705514ede2da3632914af593bbd73ee28a4ec8195b27f1d896538", kill_on_drop: false }`
[INFO] [stdout] df3899298da705514ede2da3632914af593bbd73ee28a4ec8195b27f1d896538
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16ce7ef356c8ae3e2446486d7643c97ce6f478b4a836463661c23c223a8ed3c7
[INFO] running `Command { std: "docker" "start" "-a" "16ce7ef356c8ae3e2446486d7643c97ce6f478b4a836463661c23c223a8ed3c7", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.10
[INFO] [stderr]     Checking num-traits v0.1.32
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]    Compiling gcc v0.3.27
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking byteorder v0.5.1
[INFO] [stderr]    Compiling nom v1.2.2
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking inflate v0.1.0
[INFO] [stderr]    Compiling quine-mc_cluskey v0.2.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.2
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]    Compiling regex-syntax v0.3.1
[INFO] [stderr]     Checking gif v0.8.0
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking num_cpus v0.2.11
[INFO] [stderr]    Compiling semver v0.2.3
[INFO] [stderr]    Compiling miniz-sys v0.1.7
[INFO] [stderr]     Checking num-integer v0.1.32
[INFO] [stderr]     Checking num-iter v0.1.32
[INFO] [stderr]     Checking deque v0.3.1
[INFO] [stderr]     Checking rayon v0.3.1
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` due to 2 previous errors
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-0.3.1/src/par_iter/internal.rs:25:40
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn split_at(self, index: usize) -> (Self, Self);
[INFO] [stdout]    |                                        ^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = note: only the last element of a tuple may have a dynamically sized type
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn split_at(self, index: usize) -> (Self, Self) where Self: Sized;
[INFO] [stdout]    |                                                     +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-0.3.1/src/par_iter/internal.rs:42:40
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn split_at(self, index: usize) -> (Self, Self, Self::Reducer);
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = note: only the last element of a tuple may have a dynamically sized type
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn split_at(self, index: usize) -> (Self, Self, Self::Reducer) where Self: Sized;
[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 E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rayon` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "16ce7ef356c8ae3e2446486d7643c97ce6f478b4a836463661c23c223a8ed3c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ce7ef356c8ae3e2446486d7643c97ce6f478b4a836463661c23c223a8ed3c7", kill_on_drop: false }`
[INFO] [stdout] 16ce7ef356c8ae3e2446486d7643c97ce6f478b4a836463661c23c223a8ed3c7