[INFO] fetching crate par-core 2.0.0...
[INFO] testing par-core-2.0.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate par-core 2.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate par-core 2.0.0
[INFO] finished tweaking crates.io crate par-core 2.0.0
[INFO] tweaked toml for crates.io crate par-core 2.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate par-core 2.0.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chili v0.2.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d353e12d5cd4c3bf523d92f7f9c6cc9e2b24d56149a5b5a0a81982ac793fb8f0
[INFO] running `Command { std: "docker" "start" "-a" "d353e12d5cd4c3bf523d92f7f9c6cc9e2b24d56149a5b5a0a81982ac793fb8f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d353e12d5cd4c3bf523d92f7f9c6cc9e2b24d56149a5b5a0a81982ac793fb8f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d353e12d5cd4c3bf523d92f7f9c6cc9e2b24d56149a5b5a0a81982ac793fb8f0", kill_on_drop: false }`
[INFO] [stdout] d353e12d5cd4c3bf523d92f7f9c6cc9e2b24d56149a5b5a0a81982ac793fb8f0
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96dbe29f95991566549787fc962870a9907be3a9bf5cc7741ccd6043d56e9453
[INFO] running `Command { std: "docker" "start" "-a" "96dbe29f95991566549787fc962870a9907be3a9bf5cc7741ccd6043d56e9453", kill_on_drop: false }`
[INFO] [stderr]    Compiling par-core v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: You must enable `chili` or `rayon` feature if you want to use `parallel` feature
[INFO] [stdout]   --> src/lib.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 55 | compile_error!("You must enable `chili` or `rayon` feature if you want to use `parallel` feature");
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ra` in this scope
[INFO] [stdout]    --> src/lib.rs:138:6
[INFO] [stdout]     |
[INFO] [stdout] 138 |     (ra, rb)
[INFO] [stdout]     |      ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `rb` in this scope
[INFO] [stdout]    --> src/lib.rs:138:10
[INFO] [stdout]     |
[INFO] [stdout] 138 |     (ra, rb)
[INFO] [stdout]     |          ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `par-core` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "96dbe29f95991566549787fc962870a9907be3a9bf5cc7741ccd6043d56e9453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96dbe29f95991566549787fc962870a9907be3a9bf5cc7741ccd6043d56e9453", kill_on_drop: false }`
[INFO] [stdout] 96dbe29f95991566549787fc962870a9907be3a9bf5cc7741ccd6043d56e9453