[INFO] fetching crate kle-serial 0.3.4...
[INFO] checking kle-serial-0.3.4 against 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa for pr-159356
[INFO] extracting crate kle-serial 0.3.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate kle-serial 0.3.4
[INFO] finished tweaking crates.io crate kle-serial 0.3.4
[INFO] tweaked toml for crates.io crate kle-serial 0.3.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kle-serial 0.3.4 on toolchain 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kle-serial 0.3.4 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" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9c32477e5d12f8780a63b6cde88864ebf1052f0b3a80b20f4595d11c3a09a3dc
[INFO] running `Command { std: "docker" "start" "9c32477e5d12f8780a63b6cde88864ebf1052f0b3a80b20f4595d11c3a09a3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c32477e5d12f8780a63b6cde88864ebf1052f0b3a80b20f4595d11c3a09a3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9c32477e5d12f8780a63b6cde88864ebf1052f0b3a80b20f4595d11c3a09a3dc" "/opt/rustwide/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c32477e5d12f8780a63b6cde88864ebf1052f0b3a80b20f4595d11c3a09a3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9c32477e5d12f8780a63b6cde88864ebf1052f0b3a80b20f4595d11c3a09a3dc" "/opt/rustwide/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]     Checking rgb v0.8.53
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking isclose v0.3.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking phf_shared v0.13.1
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]    Compiling phf_macros v0.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking phf v0.13.1
[INFO] [stderr]     Checking csscolorparser v0.8.3
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking kle-serial v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: crater fail !! problematic pattern detected !!
[INFO] [stdout]    --> src/de/json.rs:264:37
[INFO] [stdout]     |
[INFO] [stdout] 264 |         assert_matches!(colors, Err(Error { .. }));
[INFO] [stdout]     |                                     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type is defined in crate `serde_json`
[INFO] [stdout]     = note: `#[deny(rest_pattern_match_on_struct_with_all_private_fields)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kle-serial` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "9c32477e5d12f8780a63b6cde88864ebf1052f0b3a80b20f4595d11c3a09a3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c32477e5d12f8780a63b6cde88864ebf1052f0b3a80b20f4595d11c3a09a3dc", kill_on_drop: false }`
[INFO] [stdout] 9c32477e5d12f8780a63b6cde88864ebf1052f0b3a80b20f4595d11c3a09a3dc
