Dec 05 14:01:22.523 INFO checking expectation-0.1.1 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 14:01:22.523 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 05 14:01:22.745 INFO [stdout] 4839eba2eaa1ac5319df35437ff247e65575ff3662d6a4235aa977b08a8a957e
Dec 05 14:01:22.746 INFO running `"docker" "start" "-a" "4839eba2eaa1ac5319df35437ff247e65575ff3662d6a4235aa977b08a8a957e"`
Dec 05 14:01:23.366 INFO [stderr] usermod: no changes
Dec 05 14:01:23.510 INFO [stderr]     Checking expectation-shared v0.1.0
Dec 05 14:01:23.510 INFO [stderr]     Checking image v0.19.0
Dec 05 14:01:29.271 INFO [stderr]     Checking expectation v0.1.1 (/source)
Dec 05 14:01:33.366 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:01:33.366 INFO [stderr]    --> src/extensions/image.rs:136:17
Dec 05 14:01:33.366 INFO [stderr]     |
Dec 05 14:01:33.366 INFO [stderr] 136 |                 writeln!(w, "image formats are different");
Dec 05 14:01:33.366 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:01:33.366 INFO [stderr]     |
Dec 05 14:01:33.366 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 14:01:33.366 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:01:33.366 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 14:01:33.366 INFO [stderr] 
Dec 05 14:01:33.366 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:01:33.366 INFO [stderr]    --> src/extensions/image.rs:137:17
Dec 05 14:01:33.366 INFO [stderr]     |
Dec 05 14:01:33.366 INFO [stderr] 137 |                 writeln!(w, "actual:   RGB8");
Dec 05 14:01:33.366 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:01:33.366 INFO [stderr]     |
Dec 05 14:01:33.366 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:01:33.366 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 14:01:33.366 INFO [stderr] 
Dec 05 14:01:33.366 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:01:33.366 INFO [stderr]    --> src/extensions/image.rs:138:17
Dec 05 14:01:33.366 INFO [stderr]     |
Dec 05 14:01:33.366 INFO [stderr] 138 |                 writeln!(w, "expected: RGBA8 (Alpha)");
Dec 05 14:01:33.366 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:01:33.366 INFO [stderr]     |
Dec 05 14:01:33.366 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:01:33.366 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 14:01:33.366 INFO [stderr] 
Dec 05 14:01:33.366 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:01:33.366 INFO [stderr]    --> src/extensions/image.rs:144:17
Dec 05 14:01:33.366 INFO [stderr]     |
Dec 05 14:01:33.366 INFO [stderr] 144 |                 writeln!(w, "image formats are different");
Dec 05 14:01:33.366 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:01:33.366 INFO [stderr]     |
Dec 05 14:01:33.366 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:01:33.366 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 14:01:33.366 INFO [stderr] 
Dec 05 14:01:33.366 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:01:33.366 INFO [stderr]    --> src/extensions/image.rs:145:17
Dec 05 14:01:33.366 INFO [stderr]     |
Dec 05 14:01:33.366 INFO [stderr] 145 |                 writeln!(w, "actual:   RGBA8 (Alpha)");
Dec 05 14:01:33.366 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:01:33.366 INFO [stderr]     |
Dec 05 14:01:33.366 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:01:33.366 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 14:01:33.367 INFO [stderr] 
Dec 05 14:01:33.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:01:33.367 INFO [stderr]    --> src/extensions/image.rs:146:17
Dec 05 14:01:33.367 INFO [stderr]     |
Dec 05 14:01:33.367 INFO [stderr] 146 |                 writeln!(w, "expected: RGB8");
Dec 05 14:01:33.367 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:01:33.367 INFO [stderr]     |
Dec 05 14:01:33.367 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:01:33.367 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 14:01:33.367 INFO [stderr] 
Dec 05 14:01:33.792 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:01:33.792 INFO [stderr]    --> src/extensions/image.rs:136:17
Dec 05 14:01:33.792 INFO [stderr]     |
Dec 05 14:01:33.792 INFO [stderr] 136 |                 writeln!(w, "image formats are different");
Dec 05 14:01:33.792 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:01:33.792 INFO [stderr]     |
Dec 05 14:01:33.793 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 14:01:33.793 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:01:33.793 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 14:01:33.793 INFO [stderr] 
Dec 05 14:01:33.793 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:01:33.793 INFO [stderr]    --> src/extensions/image.rs:137:17
Dec 05 14:01:33.793 INFO [stderr]     |
Dec 05 14:01:33.793 INFO [stderr] 137 |                 writeln!(w, "actual:   RGB8");
Dec 05 14:01:33.793 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:01:33.793 INFO [stderr]     |
Dec 05 14:01:33.793 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:01:33.793 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 14:01:33.793 INFO [stderr] 
Dec 05 14:01:33.793 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:01:33.793 INFO [stderr]    --> src/extensions/image.rs:138:17
Dec 05 14:01:33.793 INFO [stderr]     |
Dec 05 14:01:33.793 INFO [stderr] 138 |                 writeln!(w, "expected: RGBA8 (Alpha)");
Dec 05 14:01:33.793 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:01:33.793 INFO [stderr]     |
Dec 05 14:01:33.793 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:01:33.793 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 14:01:33.793 INFO [stderr] 
Dec 05 14:01:33.793 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:01:33.793 INFO [stderr]    --> src/extensions/image.rs:144:17
Dec 05 14:01:33.793 INFO [stderr]     |
Dec 05 14:01:33.793 INFO [stderr] 144 |                 writeln!(w, "image formats are different");
Dec 05 14:01:33.793 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:01:33.793 INFO [stderr]     |
Dec 05 14:01:33.793 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:01:33.793 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 14:01:33.793 INFO [stderr] 
Dec 05 14:01:33.793 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:01:33.793 INFO [stderr]    --> src/extensions/image.rs:145:17
Dec 05 14:01:33.793 INFO [stderr]     |
Dec 05 14:01:33.793 INFO [stderr] 145 |                 writeln!(w, "actual:   RGBA8 (Alpha)");
Dec 05 14:01:33.793 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:01:33.793 INFO [stderr]     |
Dec 05 14:01:33.793 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:01:33.793 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 14:01:33.793 INFO [stderr] 
Dec 05 14:01:33.793 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:01:33.793 INFO [stderr]    --> src/extensions/image.rs:146:17
Dec 05 14:01:33.793 INFO [stderr]     |
Dec 05 14:01:33.793 INFO [stderr] 146 |                 writeln!(w, "expected: RGB8");
Dec 05 14:01:33.793 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:01:33.793 INFO [stderr]     |
Dec 05 14:01:33.793 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:01:33.793 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 14:01:33.793 INFO [stderr] 
Dec 05 14:01:33.831 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.44s
Dec 05 14:01:33.839 INFO [stderr] su: No module specific data is present
Dec 05 14:01:34.247 INFO running `"docker" "inspect" "4839eba2eaa1ac5319df35437ff247e65575ff3662d6a4235aa977b08a8a957e"`
Dec 05 14:01:34.379 INFO running `"docker" "rm" "-f" "4839eba2eaa1ac5319df35437ff247e65575ff3662d6a4235aa977b08a8a957e"`
Dec 05 14:01:34.518 INFO [stdout] 4839eba2eaa1ac5319df35437ff247e65575ff3662d6a4235aa977b08a8a957e