[INFO] cloning repository https://github.com/nhtyy/conflicting
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nhtyy/conflicting" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnhtyy%2Fconflicting", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnhtyy%2Fconflicting'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df24a74f48236fb9915881aa204e94ab3fbac9ab
[INFO] checking nhtyy/conflicting against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnhtyy%2Fconflicting" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nhtyy/conflicting
[INFO] finished tweaking git repo https://github.com/nhtyy/conflicting
[INFO] tweaked toml for git repo https://github.com/nhtyy/conflicting written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nhtyy/conflicting on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nhtyy/conflicting 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf904b482585590502f703ca1ced11666b82a699194629881aefbf8b62ccf059
[INFO] running `Command { std: "docker" "start" "-a" "cf904b482585590502f703ca1ced11666b82a699194629881aefbf8b62ccf059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf904b482585590502f703ca1ced11666b82a699194629881aefbf8b62ccf059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf904b482585590502f703ca1ced11666b82a699194629881aefbf8b62ccf059", kill_on_drop: false }`
[INFO] [stdout] cf904b482585590502f703ca1ced11666b82a699194629881aefbf8b62ccf059
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cfe2b306ab96c42e792c0a07f490790f471934ddd4ff53378631a4fc939669d
[INFO] running `Command { std: "docker" "start" "-a" "4cfe2b306ab96c42e792c0a07f490790f471934ddd4ff53378631a4fc939669d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.87
[INFO] [stderr]     Checking conflicting v0.1.0 (/opt/rustwide/workdir/conflicting)
[INFO] [stderr]     Checking basic_conflicting_example v0.1.0 (/opt/rustwide/workdir/examples/basic_conflicting_example)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> examples/basic_conflicting_example/src/main.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn feat_string() -> &'static str {
[INFO] [stdout]   |    -----------      ^^^^^^^^^^^^ expected `&str`, found `()`
[INFO] [stdout]   |    |
[INFO] [stdout]   |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> examples/basic_conflicting_example/src/main.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn feat_string() -> &'static str {
[INFO] [stdout]   |    -----------      ^^^^^^^^^^^^ expected `&str`, found `()`
[INFO] [stdout]   |    |
[INFO] [stdout]   |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `basic_conflicting_example` (bin "basic_conflicting_example" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `basic_conflicting_example` (bin "basic_conflicting_example") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "4cfe2b306ab96c42e792c0a07f490790f471934ddd4ff53378631a4fc939669d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cfe2b306ab96c42e792c0a07f490790f471934ddd4ff53378631a4fc939669d", kill_on_drop: false }`
[INFO] [stdout] 4cfe2b306ab96c42e792c0a07f490790f471934ddd4ff53378631a4fc939669d