[INFO] crate gtk-test 0.4.0 is already in cache
[INFO] checking gtk-test-0.4.0 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate gtk-test 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate gtk-test 0.4.0 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate gtk-test 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate gtk-test 0.4.0
[INFO] tweaked toml for crates.io crate gtk-test 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6dfaba8bd7c604f2851a8fdb3966ae806c042d4346c07806641a21f248b0db82
[INFO] running `"docker" "start" "-a" "6dfaba8bd7c604f2851a8fdb3966ae806c042d4346c07806641a21f248b0db82"`
[INFO] [stderr]    Compiling cairo-rs v0.7.1
[INFO] [stderr]    Compiling pango v0.7.0
[INFO] [stderr]    Compiling gdk v0.11.0
[INFO] [stderr]    Compiling atk v0.7.0
[INFO] [stderr]    Compiling gtk v0.7.0
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling enigo v0.0.11
[INFO] [stderr]     Checking gdk-pixbuf v0.7.0
[INFO] [stderr]     Checking gtk-test v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> tests/basic.rs:24:28
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let label = Label::new("Test");
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            expected enum `std::option::Option`, found `&str`
[INFO] [stderr]    |                            help: try using a variant of the expected enum: `Some("Test")`
[INFO] [stderr]    |
[INFO] [stderr]    = note:   expected enum `std::option::Option<&str>`
[INFO] [stderr]            found reference `&'static str`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `gtk-test`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6dfaba8bd7c604f2851a8fdb3966ae806c042d4346c07806641a21f248b0db82"`
[INFO] running `"docker" "rm" "-f" "6dfaba8bd7c604f2851a8fdb3966ae806c042d4346c07806641a21f248b0db82"`
[INFO] [stdout] 6dfaba8bd7c604f2851a8fdb3966ae806c042d4346c07806641a21f248b0db82