[INFO] updating cached repository kbsymanz/maze-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kbsymanz/maze-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kbsymanz/maze-rust" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/kbsymanz/maze-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/kbsymanz/maze-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kbsymanz/maze-rust" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/kbsymanz/maze-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/kbsymanz/maze-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a75cd76535d340c6bfca094cbb8801215cbe9072
[INFO] sha for GitHub repo kbsymanz/maze-rust: a75cd76535d340c6bfca094cbb8801215cbe9072
[INFO] validating manifest of kbsymanz/maze-rust on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kbsymanz/maze-rust on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kbsymanz/maze-rust
[INFO] finished frobbing kbsymanz/maze-rust
[INFO] frobbed toml for kbsymanz/maze-rust written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/kbsymanz/maze-rust/Cargo.toml
[INFO] started frobbing kbsymanz/maze-rust
[INFO] finished frobbing kbsymanz/maze-rust
[INFO] frobbed toml for kbsymanz/maze-rust written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/kbsymanz/maze-rust/Cargo.toml
[INFO] crate kbsymanz/maze-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kbsymanz/maze-rust against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-3/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/kbsymanz/maze-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c092d48372e5f1279199ed6a00c0a78ce8f548adb4953ad06db77c2979f6e3ee
[INFO] running `"docker" "start" "-a" "c092d48372e5f1279199ed6a00c0a78ce8f548adb4953ad06db77c2979f6e3ee"`
[INFO] [stderr]    Compiling gio v0.1.2
[INFO] [stderr]    Compiling cairo-rs v0.1.2
[INFO] [stderr]    Compiling gdk-pixbuf v0.1.2
[INFO] [stderr]     Checking c_vec v1.2.0
[INFO] [stderr]    Compiling gdk v0.5.2
[INFO] [stderr]    Compiling gtk v0.1.2
[INFO] [stderr]     Checking vec_map v0.7.0
[INFO] [stderr]    Compiling glib-sys v0.3.3
[INFO] [stderr]    Compiling gobject-sys v0.3.3
[INFO] [stderr]    Compiling gio-sys v0.3.3
[INFO] [stderr]    Compiling pango-sys v0.3.3
[INFO] [stderr]    Compiling cairo-sys-rs v0.3.3
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.3.3
[INFO] [stderr]    Compiling atk-sys v0.3.3
[INFO] [stderr]    Compiling gdk-sys v0.3.3
[INFO] [stderr]    Compiling gtk-sys v0.3.3
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking num-complex v0.1.37
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking uuid v0.4.0
[INFO] [stderr]     Checking num-bigint v0.1.37
[INFO] [stderr]    Compiling syn v0.11.10
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking clap v2.23.2
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking num-rational v0.1.36
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking image v0.12.3
[INFO] [stderr]     Checking nalgebra v0.5.1
[INFO] [stderr]     Checking glib v0.1.2
[INFO] [stderr] error[E0119]: conflicting implementations of trait `value::SetValueOptional` for type `&_`:
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/glib-0.1.2/src/value.rs:489:1
[INFO] [stderr]     |
[INFO] [stderr] 458 | impl<'a, T: ?Sized + SetValueOptional> SetValueOptional for &'a T {
[INFO] [stderr]     | ----------------------------------------------------------------- first implementation here
[INFO] [stderr] ...
[INFO] [stderr] 489 | impl<T: IsA<Object>> SetValueOptional for T {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `&_`
[INFO] [stderr]     |
[INFO] [stderr]     = note: downstream crates may implement trait `object::IsA<object::Object>` for type `&_`
[INFO] [stderr] 
[INFO] [stderr] error[E0119]: conflicting implementations of trait `value::SetValue` for type `&_`:
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/glib-0.1.2/src/value.rs:483:1
[INFO] [stderr]     |
[INFO] [stderr] 452 | impl<'a, T: ?Sized + SetValue> SetValue for &'a T {
[INFO] [stderr]     | ------------------------------------------------- first implementation here
[INFO] [stderr] ...
[INFO] [stderr] 483 | impl<T: IsA<Object>> SetValue for T {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `&_`
[INFO] [stderr]     |
[INFO] [stderr]     = note: downstream crates may implement trait `object::IsA<object::Object>` for type `&_`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0119`.
[INFO] [stderr] error: Could not compile `glib`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c092d48372e5f1279199ed6a00c0a78ce8f548adb4953ad06db77c2979f6e3ee"`
[INFO] running `"docker" "rm" "-f" "c092d48372e5f1279199ed6a00c0a78ce8f548adb4953ad06db77c2979f6e3ee"`
[INFO] [stdout] c092d48372e5f1279199ed6a00c0a78ce8f548adb4953ad06db77c2979f6e3ee