Dec 04 21:20:47.067 INFO checking bvtsang/random_curiosity_encoder against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 21:20:47.068 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 21:20:47.545 INFO [stdout] 694802cf792bfaff1b2a02b34486fc522a69ee3fb48dc3d86abfa47e6f05b360
Dec 04 21:20:47.547 INFO running `"docker" "start" "-a" "694802cf792bfaff1b2a02b34486fc522a69ee3fb48dc3d86abfa47e6f05b360"`
Dec 04 21:20:49.840 INFO [stderr] usermod: no changes
Dec 04 21:20:50.029 INFO [stderr]    Compiling cairo-rs v0.1.1
Dec 04 21:20:50.029 INFO [stderr]    Compiling gio v0.1.1
Dec 04 21:20:50.029 INFO [stderr]    Compiling gdk-pixbuf v0.1.1
Dec 04 21:20:50.051 INFO [stderr]    Compiling gdk v0.5.1
Dec 04 21:20:50.059 INFO [stderr]    Compiling gtk v0.1.1
Dec 04 21:20:50.067 INFO [stderr]    Compiling glib-sys v0.3.2
Dec 04 21:20:50.081 INFO [stderr]    Compiling gobject-sys v0.3.2
Dec 04 21:20:50.082 INFO [stderr]    Compiling gio-sys v0.3.2
Dec 04 21:20:54.128 INFO [stderr]    Compiling pango-sys v0.3.2
Dec 04 21:20:54.239 INFO [stderr]    Compiling cairo-sys-rs v0.3.2
Dec 04 21:20:54.241 INFO [stderr]    Compiling gdk-pixbuf-sys v0.3.2
Dec 04 21:20:54.243 INFO [stderr]    Compiling atk-sys v0.3.2
Dec 04 21:20:54.243 INFO [stderr]    Compiling gdk-sys v0.3.2
Dec 04 21:20:55.968 INFO [stderr]    Compiling gtk-sys v0.3.2
Dec 04 21:21:02.627 INFO [stderr]     Checking glib v0.1.1
Dec 04 21:21:06.628 INFO [stderr]     Checking pango v0.1.1
Dec 04 21:21:35.201 INFO [stderr]     Checking random_curiosity_encoder v0.1.0 (/source)
Dec 04 21:21:37.131 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 21:21:37.131 INFO [stderr]    --> src/main.rs:157:17
Dec 04 21:21:37.131 INFO [stderr]     |
Dec 04 21:21:37.131 INFO [stderr] 157 |                 std::fs::remove_file(file);
Dec 04 21:21:37.131 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:21:37.131 INFO [stderr]     |
Dec 04 21:21:37.131 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 21:21:37.131 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 21:21:37.131 INFO [stderr] 
Dec 04 21:21:37.343 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 21:21:37.343 INFO [stderr]    --> src/main.rs:157:17
Dec 04 21:21:37.343 INFO [stderr]     |
Dec 04 21:21:37.343 INFO [stderr] 157 |                 std::fs::remove_file(file);
Dec 04 21:21:37.343 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:21:37.343 INFO [stderr]     |
Dec 04 21:21:37.343 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 21:21:37.343 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 21:21:37.343 INFO [stderr] 
Dec 04 21:21:37.373 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.50s
Dec 04 21:21:37.377 INFO [stderr] su: No module specific data is present
Dec 04 21:21:38.484 INFO running `"docker" "inspect" "694802cf792bfaff1b2a02b34486fc522a69ee3fb48dc3d86abfa47e6f05b360"`
Dec 04 21:21:38.831 INFO running `"docker" "rm" "-f" "694802cf792bfaff1b2a02b34486fc522a69ee3fb48dc3d86abfa47e6f05b360"`
Dec 04 21:21:39.175 INFO [stdout] 694802cf792bfaff1b2a02b34486fc522a69ee3fb48dc3d86abfa47e6f05b360