[INFO] updating cached repository ourmarkas/idevs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ourmarkas/idevs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ourmarkas/idevs" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/ourmarkas/idevs"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/ourmarkas/idevs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ourmarkas/idevs" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/ourmarkas/idevs"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/ourmarkas/idevs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2e883e57abd6289950e6ca04bbd90f3785d5d4f9
[INFO] sha for GitHub repo ourmarkas/idevs: 2e883e57abd6289950e6ca04bbd90f3785d5d4f9
[INFO] validating manifest of ourmarkas/idevs on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ourmarkas/idevs on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ourmarkas/idevs
[INFO] finished frobbing ourmarkas/idevs
[INFO] frobbed toml for ourmarkas/idevs written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/ourmarkas/idevs/Cargo.toml
[INFO] started frobbing ourmarkas/idevs
[INFO] finished frobbing ourmarkas/idevs
[INFO] frobbed toml for ourmarkas/idevs written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/ourmarkas/idevs/Cargo.toml
[INFO] crate ourmarkas/idevs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/ourmarkas/idevs/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ourmarkas/idevs against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-0/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/ourmarkas/idevs:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e0b4ce0c23dfade310d56f01cbca4a9e229d481256c92de71a59dc94fee7e168
[INFO] running `"docker" "start" "-a" "e0b4ce0c23dfade310d56f01cbca4a9e229d481256c92de71a59dc94fee7e168"`
[INFO] [stderr]    Compiling gio v0.4.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.4.0
[INFO] [stderr]    Compiling cairo-rs v0.4.1
[INFO] [stderr]    Compiling gdk v0.8.0
[INFO] [stderr]    Compiling gtk v0.4.1
[INFO] [stderr]    Compiling glib-sys v0.6.0
[INFO] [stderr]    Compiling gobject-sys v0.6.0
[INFO] [stderr]    Compiling gio-sys v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.6.0
[INFO] [stderr]    Compiling pango-sys v0.6.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.6.0
[INFO] [stderr]    Compiling gdk-sys v0.6.0
[INFO] [stderr]    Compiling atk-sys v0.6.0
[INFO] [stderr]    Compiling gtk-sys v0.6.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking mammut v0.10.1
[INFO] [stderr]     Checking glib v0.5.0
[INFO] [stderr]     Checking pango v0.4.0
[INFO] [stderr]     Checking idevs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `assist`
[INFO] [stderr]  --> src/app/assistant.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let assist = Assistant::new();
[INFO] [stderr]   |         ^^^^^^ help: consider prefixing with an underscore: `_assist`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `stack`
[INFO] [stderr]  --> src/app/switcher.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     stack: Stack,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `builder`
[INFO] [stderr]  --> src/app/switcher.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     builder: Builder
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new`
[INFO] [stderr]  --> src/app/assistant.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn new() {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `header`
[INFO] [stderr]   --> src/app/mod.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     header: HeaderBar,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `switcher`
[INFO] [stderr]   --> src/app/mod.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     switcher: Switcher,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `assist`
[INFO] [stderr]  --> src/app/assistant.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let assist = Assistant::new();
[INFO] [stderr]   |         ^^^^^^ help: consider prefixing with an underscore: `_assist`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `stack`
[INFO] [stderr]  --> src/app/switcher.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     stack: Stack,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `builder`
[INFO] [stderr]  --> src/app/switcher.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     builder: Builder
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new`
[INFO] [stderr]  --> src/app/assistant.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn new() {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `header`
[INFO] [stderr]   --> src/app/mod.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     header: HeaderBar,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `switcher`
[INFO] [stderr]   --> src/app/mod.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     switcher: Switcher,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `"docker" "inspect" "e0b4ce0c23dfade310d56f01cbca4a9e229d481256c92de71a59dc94fee7e168"`
[INFO] running `"docker" "rm" "-f" "e0b4ce0c23dfade310d56f01cbca4a9e229d481256c92de71a59dc94fee7e168"`
[INFO] [stdout] e0b4ce0c23dfade310d56f01cbca4a9e229d481256c92de71a59dc94fee7e168