[INFO] crate wayland-client 0.21.13 is already in cache
[INFO] extracting crate wayland-client 0.21.13 into work/ex/beta-1.37-6/sources/1.36.0/reg/wayland-client/0.21.13
[INFO] extracting crate wayland-client 0.21.13 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/wayland-client/0.21.13
[INFO] validating manifest of wayland-client-0.21.13 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wayland-client-0.21.13 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wayland-client-0.21.13
[INFO] finished frobbing wayland-client-0.21.13
[INFO] frobbed toml for wayland-client-0.21.13 written to work/ex/beta-1.37-6/sources/1.36.0/reg/wayland-client/0.21.13/Cargo.toml
[INFO] started frobbing wayland-client-0.21.13
[INFO] finished frobbing wayland-client-0.21.13
[INFO] frobbed toml for wayland-client-0.21.13 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/wayland-client/0.21.13/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing wayland-client-0.21.13 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/wayland-client/0.21.13:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 087af8d67b3f5eca111fc82c8612a180669aa5bf2b4bc5b93b147d097b489140
[INFO] running `"docker" "start" "-a" "087af8d67b3f5eca111fc82c8612a180669aa5bf2b4bc5b93b147d097b489140"`
[INFO] [stderr]    Compiling wayland-commons v0.21.13
[INFO] [stderr]    Compiling wayland-client v0.21.13 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.06s
[INFO] running `"docker" "inspect" "087af8d67b3f5eca111fc82c8612a180669aa5bf2b4bc5b93b147d097b489140"`
[INFO] running `"docker" "rm" "-f" "087af8d67b3f5eca111fc82c8612a180669aa5bf2b4bc5b93b147d097b489140"`
[INFO] [stdout] 087af8d67b3f5eca111fc82c8612a180669aa5bf2b4bc5b93b147d097b489140
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/wayland-client/0.21.13:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d691ce86814fdd9d35d3e58b4649bfc3bdd7bc3d488d40e5545ecd4402b7cf12
[INFO] running `"docker" "start" "-a" "d691ce86814fdd9d35d3e58b4649bfc3bdd7bc3d488d40e5545ecd4402b7cf12"`
[INFO] [stderr]    Compiling wayland-client v0.21.13 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> examples/dynamic_globals.rs:21:9
[INFO] [stderr]     |
[INFO] [stderr] 21  | /         global_filter!(
[INFO] [stderr] 22  | |             // Here we ask that all seats be automatically instantiated
[INFO] [stderr] 23  | |             // with version 1 when advertised, and provide a callback that
[INFO] [stderr] 24  | |             // will handle the created wl_seat to implement them
[INFO] [stderr] ...   |
[INFO] [stderr] 102 | |             }]
[INFO] [stderr] 103 | |         ),
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> examples/dynamic_globals.rs:21:9
[INFO] [stderr]     |
[INFO] [stderr] 21  | /         global_filter!(
[INFO] [stderr] 22  | |             // Here we ask that all seats be automatically instantiated
[INFO] [stderr] 23  | |             // with version 1 when advertised, and provide a callback that
[INFO] [stderr] 24  | |             // will handle the created wl_seat to implement them
[INFO] [stderr] ...   |
[INFO] [stderr] 102 | |             }]
[INFO] [stderr] 103 | |         ),
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> examples/simple_window.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 118 | /     globals.instantiate_auto::<wl_seat::WlSeat, _>(|seat| {
[INFO] [stderr] 119 | |         seat.implement(
[INFO] [stderr] 120 | |             move |event, seat: Proxy<wl_seat::WlSeat>| {
[INFO] [stderr] 121 | |                 // The capabilities of a seat are known at runtime and we retrieve
[INFO] [stderr] ...   |
[INFO] [stderr] 161 | |         )
[INFO] [stderr] 162 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> examples/simple_window.rs:133:25
[INFO] [stderr]     |
[INFO] [stderr] 133 | /                         seat.get_pointer(|pointer| {
[INFO] [stderr] 134 | |                             pointer.implement(
[INFO] [stderr] 135 | |                                 |event, _| match event {
[INFO] [stderr] 136 | |                                     PointerEvent::Enter {
[INFO] [stderr] ...   |
[INFO] [stderr] 155 | |                             )
[INFO] [stderr] 156 | |                         });
[INFO] [stderr]     | |___________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.26s
[INFO] running `"docker" "inspect" "d691ce86814fdd9d35d3e58b4649bfc3bdd7bc3d488d40e5545ecd4402b7cf12"`
[INFO] running `"docker" "rm" "-f" "d691ce86814fdd9d35d3e58b4649bfc3bdd7bc3d488d40e5545ecd4402b7cf12"`
[INFO] [stdout] d691ce86814fdd9d35d3e58b4649bfc3bdd7bc3d488d40e5545ecd4402b7cf12
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/wayland-client/0.21.13:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 34eea4fd482f74485dba9cef40ba2a27fcd884e4e0c3ad43a997932f3f8a32f9
[INFO] running `"docker" "start" "-a" "34eea4fd482f74485dba9cef40ba2a27fcd884e4e0c3ad43a997932f3f8a32f9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wayland_client-597926077e329610
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wayland-client
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/globals.rs - global_filter (line 299) ... ignored
[INFO] [stdout] test src/event_queue.rs - event_queue::EventQueue (line 23) ... ok
[INFO] [stdout] test src/globals.rs - global_filter (line 265) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "34eea4fd482f74485dba9cef40ba2a27fcd884e4e0c3ad43a997932f3f8a32f9"`
[INFO] running `"docker" "rm" "-f" "34eea4fd482f74485dba9cef40ba2a27fcd884e4e0c3ad43a997932f3f8a32f9"`
[INFO] [stdout] 34eea4fd482f74485dba9cef40ba2a27fcd884e4e0c3ad43a997932f3f8a32f9