Dec 04 21:20:45.944 INFO checking bvtsang/random_curiosity_encoder against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 21:20:45.944 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 21:20:46.445 INFO [stdout] d5e8e1db88c2376b58ef7b95b26e01abac333cb9b316d951c80f7ff056dbde23
Dec 04 21:20:46.449 INFO running `"docker" "start" "-a" "d5e8e1db88c2376b58ef7b95b26e01abac333cb9b316d951c80f7ff056dbde23"`
Dec 04 21:20:48.184 INFO [stderr] usermod: no changes
Dec 04 21:20:48.415 INFO [stderr]    Compiling cairo-rs v0.1.1
Dec 04 21:20:48.415 INFO [stderr]    Compiling gio v0.1.1
Dec 04 21:20:48.415 INFO [stderr]    Compiling gdk-pixbuf v0.1.1
Dec 04 21:20:48.415 INFO [stderr]     Checking c_vec v1.0.12
Dec 04 21:20:48.427 INFO [stderr]    Compiling gdk v0.5.1
Dec 04 21:20:48.427 INFO [stderr]    Compiling gtk v0.1.1
Dec 04 21:20:48.427 INFO [stderr]    Compiling glib-sys v0.3.2
Dec 04 21:20:48.427 INFO [stderr]    Compiling gobject-sys v0.3.2
Dec 04 21:20:51.011 INFO [stderr]    Compiling gio-sys v0.3.2
Dec 04 21:20:51.604 INFO [stderr]    Compiling gdk-pixbuf-sys v0.3.2
Dec 04 21:20:52.404 INFO [stderr]    Compiling cairo-sys-rs v0.3.2
Dec 04 21:20:52.413 INFO [stderr]    Compiling pango-sys v0.3.2
Dec 04 21:20:52.816 INFO [stderr]    Compiling atk-sys v0.3.2
Dec 04 21:20:52.885 INFO [stderr]    Compiling gdk-sys v0.3.2
Dec 04 21:20:54.228 INFO [stderr]    Compiling gtk-sys v0.3.2
Dec 04 21:21:01.722 INFO [stderr]     Checking glib v0.1.1
Dec 04 21:21:05.531 INFO [stderr]     Checking pango v0.1.1
Dec 04 21:21:34.525 INFO [stderr]     Checking random_curiosity_encoder v0.1.0 (/source)
Dec 04 21:21:36.391 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 21:21:36.391 INFO [stderr]    --> src/main.rs:157:17
Dec 04 21:21:36.391 INFO [stderr]     |
Dec 04 21:21:36.391 INFO [stderr] 157 |                 std::fs::remove_file(file);
Dec 04 21:21:36.391 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:21:36.391 INFO [stderr]     |
Dec 04 21:21:36.391 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 21:21:36.391 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 21:21:36.391 INFO [stderr] 
Dec 04 21:21:36.747 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 21:21:36.747 INFO [stderr]    --> src/main.rs:157:17
Dec 04 21:21:36.747 INFO [stderr]     |
Dec 04 21:21:36.748 INFO [stderr] 157 |                 std::fs::remove_file(file);
Dec 04 21:21:36.748 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:21:36.748 INFO [stderr]     |
Dec 04 21:21:36.748 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 21:21:36.749 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 21:21:36.749 INFO [stderr] 
Dec 04 21:21:36.791 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.55s
Dec 04 21:21:36.803 INFO [stderr] su: No module specific data is present
Dec 04 21:21:37.903 INFO running `"docker" "inspect" "d5e8e1db88c2376b58ef7b95b26e01abac333cb9b316d951c80f7ff056dbde23"`
Dec 04 21:21:38.191 INFO running `"docker" "rm" "-f" "d5e8e1db88c2376b58ef7b95b26e01abac333cb9b316d951c80f7ff056dbde23"`
Dec 04 21:21:38.479 INFO [stdout] d5e8e1db88c2376b58ef7b95b26e01abac333cb9b316d951c80f7ff056dbde23