[INFO] updating cached repository D0tR4ck3t33r/basic_rust_xlib_wm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/D0tR4ck3t33r/basic_rust_xlib_wm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/D0tR4ck3t33r/basic_rust_xlib_wm" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/D0tR4ck3t33r/basic_rust_xlib_wm"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/D0tR4ck3t33r/basic_rust_xlib_wm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/D0tR4ck3t33r/basic_rust_xlib_wm" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/D0tR4ck3t33r/basic_rust_xlib_wm"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/D0tR4ck3t33r/basic_rust_xlib_wm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fb334728444e9c8fdb6af203fd4ba993edbbfdd1
[INFO] sha for GitHub repo D0tR4ck3t33r/basic_rust_xlib_wm: fb334728444e9c8fdb6af203fd4ba993edbbfdd1
[INFO] validating manifest of D0tR4ck3t33r/basic_rust_xlib_wm on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of D0tR4ck3t33r/basic_rust_xlib_wm on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing D0tR4ck3t33r/basic_rust_xlib_wm
[INFO] finished frobbing D0tR4ck3t33r/basic_rust_xlib_wm
[INFO] frobbed toml for D0tR4ck3t33r/basic_rust_xlib_wm written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/D0tR4ck3t33r/basic_rust_xlib_wm/Cargo.toml
[INFO] started frobbing D0tR4ck3t33r/basic_rust_xlib_wm
[INFO] finished frobbing D0tR4ck3t33r/basic_rust_xlib_wm
[INFO] frobbed toml for D0tR4ck3t33r/basic_rust_xlib_wm written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/D0tR4ck3t33r/basic_rust_xlib_wm/Cargo.toml
[INFO] crate D0tR4ck3t33r/basic_rust_xlib_wm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/D0tR4ck3t33r/basic_rust_xlib_wm/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" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking D0tR4ck3t33r/basic_rust_xlib_wm against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-4/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/D0tR4ck3t33r/basic_rust_xlib_wm:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 486f33aff2ea905b03b02b2a5c7c3d25ab737191dd5fde57b6e4cc291f82d4ff
[INFO] running `"docker" "start" "-a" "486f33aff2ea905b03b02b2a5c7c3d25ab737191dd5fde57b6e4cc291f82d4ff"`
[INFO] [stderr]     Checking WindowManager v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: static item is never used: `c_true`
[INFO] [stderr]   --> src/main.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | static c_true: i32 = 1;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `WindowManager` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `window_manager`
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `c_true`
[INFO] [stderr]   --> src/main.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | static c_true: i32 = 1;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `WindowManager` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `window_manager`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "486f33aff2ea905b03b02b2a5c7c3d25ab737191dd5fde57b6e4cc291f82d4ff"`
[INFO] running `"docker" "rm" "-f" "486f33aff2ea905b03b02b2a5c7c3d25ab737191dd5fde57b6e4cc291f82d4ff"`
[INFO] [stdout] 486f33aff2ea905b03b02b2a5c7c3d25ab737191dd5fde57b6e4cc291f82d4ff