[INFO] updating cached repository https://github.com/danilown/PO2-T1
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2d0b4d9d369fac47fd7b4db4090326d7d3be6560
[INFO] testing danilown/PO2-T1 against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanilown%2FPO2-T1" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  96% (533/552)   
Checking out files:  97% (536/552)   
Checking out files:  98% (541/552)   
Checking out files:  99% (547/552)   
Checking out files:  99% (548/552)   
Checking out files: 100% (552/552)   
Checking out files: 100% (552/552), done.
[INFO] validating manifest of git repo https://github.com/danilown/PO2-T1 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/danilown/PO2-T1
[INFO] finished tweaking git repo https://github.com/danilown/PO2-T1
[INFO] tweaked toml for git repo https://github.com/danilown/PO2-T1 written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/danilown/PO2-T1 already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] da7a1399cbffa6b4c150f6b2a4851c1d9374d259924c1d4ec33da9ffd1bea9ca
[INFO] running `"docker" "start" "-a" "da7a1399cbffa6b4c150f6b2a4851c1d9374d259924c1d4ec33da9ffd1bea9ca"`
[INFO] [stderr]    Compiling gdk-pixbuf v0.1.3 (https://github.com/gtk-rs/gdk-pixbuf#09fafcfc)
[INFO] [stderr]    Compiling gio v0.1.3 (https://github.com/gtk-rs/gio#0e1d2ca7)
[INFO] [stderr]    Compiling cairo-rs v0.1.3 (https://github.com/gtk-rs/cairo#7364d0f2)
[INFO] [stderr]    Compiling gdk v0.5.3 (https://github.com/gtk-rs/gdk.git#7c6ed03f)
[INFO] [stderr]    Compiling c_vec v1.2.1
[INFO] [stderr]    Compiling gtk v0.1.3 (https://github.com/gtk-rs/gtk.git#7e066486)
[INFO] [stderr]    Compiling glib-sys v0.3.4 (https://github.com/gtk-rs/sys#9556f8fe)
[INFO] [stderr]    Compiling gobject-sys v0.3.4 (https://github.com/gtk-rs/sys#9556f8fe)
[INFO] [stderr]    Compiling gio-sys v0.3.4 (https://github.com/gtk-rs/sys#9556f8fe)
[INFO] [stderr]    Compiling pango-sys v0.3.4 (https://github.com/gtk-rs/sys#9556f8fe)
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.3.4 (https://github.com/gtk-rs/sys#9556f8fe)
[INFO] [stderr]    Compiling cairo-sys-rs v0.3.4 (https://github.com/gtk-rs/cairo#7364d0f2)
[INFO] [stderr]    Compiling gdk-sys v0.3.4 (https://github.com/gtk-rs/sys#9556f8fe)
[INFO] [stderr]    Compiling atk-sys v0.3.4 (https://github.com/gtk-rs/sys#9556f8fe)
[INFO] [stderr]    Compiling gtk-sys v0.3.4 (https://github.com/gtk-rs/sys#9556f8fe)
[INFO] [stderr]    Compiling meval v0.0.9
[INFO] [stderr]    Compiling glib v0.1.3 (https://github.com/gtk-rs/glib#5e4e2b45)
[INFO] [stderr] error[E0119]: conflicting implementations of trait `value::SetValueOptional` for type `&_`:
[INFO] [stderr]    --> /opt/rustwide/cargo-home/git/checkouts/glib-928cf7b282977403/5e4e2b4/src/value.rs:533:1
[INFO] [stderr]     |
[INFO] [stderr] 502 | impl<'a, T: ?Sized + SetValueOptional> SetValueOptional for &'a T {
[INFO] [stderr]     | ----------------------------------------------------------------- first implementation here
[INFO] [stderr] ...
[INFO] [stderr] 533 | 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/rustwide/cargo-home/git/checkouts/glib-928cf7b282977403/5e4e2b4/src/value.rs:527:1
[INFO] [stderr]     |
[INFO] [stderr] 496 | impl<'a, T: ?Sized + SetValue> SetValue for &'a T {
[INFO] [stderr]     | ------------------------------------------------- first implementation here
[INFO] [stderr] ...
[INFO] [stderr] 527 | 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" "da7a1399cbffa6b4c150f6b2a4851c1d9374d259924c1d4ec33da9ffd1bea9ca"`
[INFO] running `"docker" "rm" "-f" "da7a1399cbffa6b4c150f6b2a4851c1d9374d259924c1d4ec33da9ffd1bea9ca"`
[INFO] [stdout] da7a1399cbffa6b4c150f6b2a4851c1d9374d259924c1d4ec33da9ffd1bea9ca