[INFO] updating cached repository Gonzih/screensaver-off.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Gonzih/screensaver-off.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Gonzih/screensaver-off.rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/Gonzih/screensaver-off.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Gonzih/screensaver-off.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Gonzih/screensaver-off.rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Gonzih/screensaver-off.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Gonzih/screensaver-off.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5cf965c28aa5eca1bf4f4f90c8212a1bb6238044
[INFO] sha for GitHub repo Gonzih/screensaver-off.rs: 5cf965c28aa5eca1bf4f4f90c8212a1bb6238044
[INFO] validating manifest of Gonzih/screensaver-off.rs on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Gonzih/screensaver-off.rs on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Gonzih/screensaver-off.rs
[INFO] finished frobbing Gonzih/screensaver-off.rs
[INFO] frobbed toml for Gonzih/screensaver-off.rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/Gonzih/screensaver-off.rs/Cargo.toml
[INFO] started frobbing Gonzih/screensaver-off.rs
[INFO] finished frobbing Gonzih/screensaver-off.rs
[INFO] frobbed toml for Gonzih/screensaver-off.rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Gonzih/screensaver-off.rs/Cargo.toml
[INFO] crate Gonzih/screensaver-off.rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Gonzih/screensaver-off.rs/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Gonzih/screensaver-off.rs against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Gonzih/screensaver-off.rs:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 5a39a61ad6881d24f977eff5441ef3be8ce557f20d7620b080f8986e255dd1e9
[INFO] running `"docker" "start" "-a" "5a39a61ad6881d24f977eff5441ef3be8ce557f20d7620b080f8986e255dd1e9"`
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling cairo-rs v0.1.3
[INFO] [stderr]    Compiling gio v0.1.3
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.1.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling c_vec v1.2.1
[INFO] [stderr]    Compiling gdk v0.5.3
[INFO] [stderr]    Compiling gtk v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling sysinfo v0.2.10
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling glib-sys v0.3.4
[INFO] [stderr]    Compiling gobject-sys v0.3.4
[INFO] [stderr]    Compiling gio-sys v0.3.4
[INFO] [stderr]    Compiling pango-sys v0.3.4
[INFO] [stderr]    Compiling cairo-sys-rs v0.3.4
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.3.4
[INFO] [stderr]    Compiling gdk-sys v0.3.4
[INFO] [stderr]    Compiling atk-sys v0.3.4
[INFO] [stderr]    Compiling gtk-sys v0.3.4
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling glib v0.1.3
[INFO] [stderr] error[E0119]: conflicting implementations of trait `value::SetValueOptional` for type `&_`:
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/glib-0.1.3/src/value.rs:509:1
[INFO] [stderr]     |
[INFO] [stderr] 478 | impl<'a, T: ?Sized + SetValueOptional> SetValueOptional for &'a T {
[INFO] [stderr]     | ----------------------------------------------------------------- first implementation here
[INFO] [stderr] ...
[INFO] [stderr] 509 | 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-0.1.3/src/value.rs:503:1
[INFO] [stderr]     |
[INFO] [stderr] 472 | impl<'a, T: ?Sized + SetValue> SetValue for &'a T {
[INFO] [stderr]     | ------------------------------------------------- first implementation here
[INFO] [stderr] ...
[INFO] [stderr] 503 | 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" "5a39a61ad6881d24f977eff5441ef3be8ce557f20d7620b080f8986e255dd1e9"`
[INFO] running `"docker" "rm" "-f" "5a39a61ad6881d24f977eff5441ef3be8ce557f20d7620b080f8986e255dd1e9"`
[INFO] [stdout] 5a39a61ad6881d24f977eff5441ef3be8ce557f20d7620b080f8986e255dd1e9