[INFO] updating cached repository nacardin/wayland-tutorials
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nacardin/wayland-tutorials
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nacardin/wayland-tutorials" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nacardin/wayland-tutorials"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nacardin/wayland-tutorials'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nacardin/wayland-tutorials" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nacardin/wayland-tutorials"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nacardin/wayland-tutorials'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ce64fae65654adfe30683807b85aff0ff0325a37
[INFO] sha for GitHub repo nacardin/wayland-tutorials: ce64fae65654adfe30683807b85aff0ff0325a37
[INFO] validating manifest of nacardin/wayland-tutorials on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nacardin/wayland-tutorials on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nacardin/wayland-tutorials
[INFO] finished frobbing nacardin/wayland-tutorials
[INFO] frobbed toml for nacardin/wayland-tutorials written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nacardin/wayland-tutorials/Cargo.toml
[INFO] started frobbing nacardin/wayland-tutorials
[INFO] finished frobbing nacardin/wayland-tutorials
[INFO] frobbed toml for nacardin/wayland-tutorials written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nacardin/wayland-tutorials/Cargo.toml
[INFO] crate nacardin/wayland-tutorials already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nacardin/wayland-tutorials against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nacardin/wayland-tutorials:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e9b7fc686f5579c2faef32069c608f126abb25e699740cfac0af2a67d796c4f3
[INFO] running `"docker" "start" "-a" "e9b7fc686f5579c2faef32069c608f126abb25e699740cfac0af2a67d796c4f3"`
[INFO] [stderr]    Compiling wayland-scanner v0.12.2
[INFO] [stderr]     Checking libloading v0.4.2
[INFO] [stderr]     Checking dlib v0.4.0
[INFO] [stderr]     Checking wayland-sys v0.12.2
[INFO] [stderr]    Compiling wayland-client v0.12.2
[INFO] [stderr]     Checking wayland-tutorials v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/main.rs:180:52
[INFO] [stderr]     |
[INFO] [stderr] 180 |         enter: |_, _, _pointer, _serial, _surface, x, y| {},
[INFO] [stderr]     |                                                    ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/main.rs:180:55
[INFO] [stderr]     |
[INFO] [stderr] 180 |         enter: |_, _, _pointer, _serial, _surface, x, y| {},
[INFO] [stderr]     |                                                       ^ help: consider prefixing with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `button`
[INFO] [stderr]    --> src/main.rs:189:50
[INFO] [stderr]     |
[INFO] [stderr] 189 |         button: |_, _, _pointer, _serial, _time, button, state| {},
[INFO] [stderr]     |                                                  ^^^^^^ help: consider prefixing with an underscore: `_button`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/main.rs:189:58
[INFO] [stderr]     |
[INFO] [stderr] 189 |         button: |_, _, _pointer, _serial, _time, button, state| {},
[INFO] [stderr]     |                                                          ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keys`
[INFO] [stderr]    --> src/main.rs:200:54
[INFO] [stderr]     |
[INFO] [stderr] 200 |         keymap: |_, _, _keyboard, _serial, _surface, keys| {},
[INFO] [stderr]     |                                                      ^^^^ help: consider prefixing with an underscore: `_keys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keys`
[INFO] [stderr]    --> src/main.rs:201:53
[INFO] [stderr]     |
[INFO] [stderr] 201 |         enter: |_, _, _keyboard, _serial, _surface, keys| {},
[INFO] [stderr]     |                                                     ^^^^ help: consider prefixing with an underscore: `_keys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mods_depressed`
[INFO] [stderr]    --> src/main.rs:227:47
[INFO] [stderr]     |
[INFO] [stderr] 227 |         modifiers: |_, _, _keyboard, _serial, mods_depressed, mods_latched, mods_locked, group| {},
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_mods_depressed`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mods_latched`
[INFO] [stderr]    --> src/main.rs:227:63
[INFO] [stderr]     |
[INFO] [stderr] 227 |         modifiers: |_, _, _keyboard, _serial, mods_depressed, mods_latched, mods_locked, group| {},
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_mods_latched`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mods_locked`
[INFO] [stderr]    --> src/main.rs:227:77
[INFO] [stderr]     |
[INFO] [stderr] 227 |         modifiers: |_, _, _keyboard, _serial, mods_depressed, mods_latched, mods_locked, group| {},
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_mods_locked`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group`
[INFO] [stderr]    --> src/main.rs:227:90
[INFO] [stderr]     |
[INFO] [stderr] 227 |         modifiers: |_, _, _keyboard, _serial, mods_depressed, mods_latched, mods_locked, group| {},
[INFO] [stderr]     |                                                                                          ^^^^^ help: consider prefixing with an underscore: `_group`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/main.rs:180:52
[INFO] [stderr]     |
[INFO] [stderr] 180 |         enter: |_, _, _pointer, _serial, _surface, x, y| {},
[INFO] [stderr]     |                                                    ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/main.rs:180:55
[INFO] [stderr]     |
[INFO] [stderr] 180 |         enter: |_, _, _pointer, _serial, _surface, x, y| {},
[INFO] [stderr]     |                                                       ^ help: consider prefixing with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `button`
[INFO] [stderr]    --> src/main.rs:189:50
[INFO] [stderr]     |
[INFO] [stderr] 189 |         button: |_, _, _pointer, _serial, _time, button, state| {},
[INFO] [stderr]     |                                                  ^^^^^^ help: consider prefixing with an underscore: `_button`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/main.rs:189:58
[INFO] [stderr]     |
[INFO] [stderr] 189 |         button: |_, _, _pointer, _serial, _time, button, state| {},
[INFO] [stderr]     |                                                          ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keys`
[INFO] [stderr]    --> src/main.rs:200:54
[INFO] [stderr]     |
[INFO] [stderr] 200 |         keymap: |_, _, _keyboard, _serial, _surface, keys| {},
[INFO] [stderr]     |                                                      ^^^^ help: consider prefixing with an underscore: `_keys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keys`
[INFO] [stderr]    --> src/main.rs:201:53
[INFO] [stderr]     |
[INFO] [stderr] 201 |         enter: |_, _, _keyboard, _serial, _surface, keys| {},
[INFO] [stderr]     |                                                     ^^^^ help: consider prefixing with an underscore: `_keys`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mods_depressed`
[INFO] [stderr]    --> src/main.rs:227:47
[INFO] [stderr]     |
[INFO] [stderr] 227 |         modifiers: |_, _, _keyboard, _serial, mods_depressed, mods_latched, mods_locked, group| {},
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_mods_depressed`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mods_latched`
[INFO] [stderr]    --> src/main.rs:227:63
[INFO] [stderr]     |
[INFO] [stderr] 227 |         modifiers: |_, _, _keyboard, _serial, mods_depressed, mods_latched, mods_locked, group| {},
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_mods_latched`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mods_locked`
[INFO] [stderr]    --> src/main.rs:227:77
[INFO] [stderr]     |
[INFO] [stderr] 227 |         modifiers: |_, _, _keyboard, _serial, mods_depressed, mods_latched, mods_locked, group| {},
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_mods_locked`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group`
[INFO] [stderr]    --> src/main.rs:227:90
[INFO] [stderr]     |
[INFO] [stderr] 227 |         modifiers: |_, _, _keyboard, _serial, mods_depressed, mods_latched, mods_locked, group| {},
[INFO] [stderr]     |                                                                                          ^^^^^ help: consider prefixing with an underscore: `_group`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.13s
[INFO] running `"docker" "inspect" "e9b7fc686f5579c2faef32069c608f126abb25e699740cfac0af2a67d796c4f3"`
[INFO] running `"docker" "rm" "-f" "e9b7fc686f5579c2faef32069c608f126abb25e699740cfac0af2a67d796c4f3"`
[INFO] [stdout] e9b7fc686f5579c2faef32069c608f126abb25e699740cfac0af2a67d796c4f3