Dec 12 15:15:35.581 INFO checking expectation-0.1.1 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 15:15:35.581 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 15:15:35.843 INFO [stdout] 309b1d79fa6cdbd0f5d038cd5b5a3143f30f1e7b782c389936eea3ea4bc97286
Dec 12 15:15:35.846 INFO running `"docker" "start" "-a" "309b1d79fa6cdbd0f5d038cd5b5a3143f30f1e7b782c389936eea3ea4bc97286"`
Dec 12 15:15:36.436 INFO [stderr] usermod: no changes
Dec 12 15:15:36.574 INFO [stderr]     Checking expectation-shared v0.1.0
Dec 12 15:15:36.575 INFO [stderr]     Checking image v0.19.0
Dec 12 15:15:42.545 INFO [stderr]     Checking expectation v0.1.1 (/source)
Dec 12 15:15:47.236 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 15:15:47.236 INFO [stderr]    --> src/extensions/image.rs:136:17
Dec 12 15:15:47.236 INFO [stderr]     |
Dec 12 15:15:47.236 INFO [stderr] 136 |                 writeln!(w, "image formats are different");
Dec 12 15:15:47.237 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:15:47.237 INFO [stderr]     |
Dec 12 15:15:47.237 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 15:15:47.237 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 15:15:47.237 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 12 15:15:47.237 INFO [stderr] 
Dec 12 15:15:47.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 15:15:47.237 INFO [stderr]    --> src/extensions/image.rs:137:17
Dec 12 15:15:47.237 INFO [stderr]     |
Dec 12 15:15:47.237 INFO [stderr] 137 |                 writeln!(w, "actual:   RGB8");
Dec 12 15:15:47.237 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:15:47.237 INFO [stderr]     |
Dec 12 15:15:47.237 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 15:15:47.237 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 12 15:15:47.237 INFO [stderr] 
Dec 12 15:15:47.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 15:15:47.237 INFO [stderr]    --> src/extensions/image.rs:138:17
Dec 12 15:15:47.237 INFO [stderr]     |
Dec 12 15:15:47.237 INFO [stderr] 138 |                 writeln!(w, "expected: RGBA8 (Alpha)");
Dec 12 15:15:47.237 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:15:47.237 INFO [stderr]     |
Dec 12 15:15:47.237 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 15:15:47.237 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 12 15:15:47.237 INFO [stderr] 
Dec 12 15:15:47.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 15:15:47.237 INFO [stderr]    --> src/extensions/image.rs:144:17
Dec 12 15:15:47.237 INFO [stderr]     |
Dec 12 15:15:47.237 INFO [stderr] 144 |                 writeln!(w, "image formats are different");
Dec 12 15:15:47.237 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:15:47.237 INFO [stderr]     |
Dec 12 15:15:47.237 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 15:15:47.237 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 12 15:15:47.237 INFO [stderr] 
Dec 12 15:15:47.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 15:15:47.237 INFO [stderr]    --> src/extensions/image.rs:145:17
Dec 12 15:15:47.237 INFO [stderr]     |
Dec 12 15:15:47.237 INFO [stderr] 145 |                 writeln!(w, "actual:   RGBA8 (Alpha)");
Dec 12 15:15:47.237 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:15:47.237 INFO [stderr]     |
Dec 12 15:15:47.237 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 15:15:47.237 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 12 15:15:47.237 INFO [stderr] 
Dec 12 15:15:47.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 15:15:47.237 INFO [stderr]    --> src/extensions/image.rs:146:17
Dec 12 15:15:47.237 INFO [stderr]     |
Dec 12 15:15:47.237 INFO [stderr] 146 |                 writeln!(w, "expected: RGB8");
Dec 12 15:15:47.237 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:15:47.237 INFO [stderr]     |
Dec 12 15:15:47.237 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 15:15:47.237 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 12 15:15:47.237 INFO [stderr] 
Dec 12 15:15:47.956 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 15:15:47.956 INFO [stderr]    --> src/extensions/image.rs:136:17
Dec 12 15:15:47.956 INFO [stderr]     |
Dec 12 15:15:47.956 INFO [stderr] 136 |                 writeln!(w, "image formats are different");
Dec 12 15:15:47.956 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:15:47.956 INFO [stderr]     |
Dec 12 15:15:47.956 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 15:15:47.956 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 15:15:47.956 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 12 15:15:47.956 INFO [stderr] 
Dec 12 15:15:47.956 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 15:15:47.957 INFO [stderr]    --> src/extensions/image.rs:137:17
Dec 12 15:15:47.957 INFO [stderr]     |
Dec 12 15:15:47.957 INFO [stderr] 137 |                 writeln!(w, "actual:   RGB8");
Dec 12 15:15:47.957 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:15:47.957 INFO [stderr]     |
Dec 12 15:15:47.957 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 15:15:47.957 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 12 15:15:47.957 INFO [stderr] 
Dec 12 15:15:47.957 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 15:15:47.957 INFO [stderr]    --> src/extensions/image.rs:138:17
Dec 12 15:15:47.957 INFO [stderr]     |
Dec 12 15:15:47.957 INFO [stderr] 138 |                 writeln!(w, "expected: RGBA8 (Alpha)");
Dec 12 15:15:47.957 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:15:47.957 INFO [stderr]     |
Dec 12 15:15:47.957 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 15:15:47.957 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 12 15:15:47.957 INFO [stderr] 
Dec 12 15:15:47.957 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 15:15:47.957 INFO [stderr]    --> src/extensions/image.rs:144:17
Dec 12 15:15:47.957 INFO [stderr]     |
Dec 12 15:15:47.957 INFO [stderr] 144 |                 writeln!(w, "image formats are different");
Dec 12 15:15:47.957 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:15:47.957 INFO [stderr]     |
Dec 12 15:15:47.957 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 15:15:47.957 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 12 15:15:47.957 INFO [stderr] 
Dec 12 15:15:47.957 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 15:15:47.957 INFO [stderr]    --> src/extensions/image.rs:145:17
Dec 12 15:15:47.957 INFO [stderr]     |
Dec 12 15:15:47.957 INFO [stderr] 145 |                 writeln!(w, "actual:   RGBA8 (Alpha)");
Dec 12 15:15:47.957 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:15:47.957 INFO [stderr]     |
Dec 12 15:15:47.957 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 15:15:47.957 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 12 15:15:47.957 INFO [stderr] 
Dec 12 15:15:47.957 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 15:15:47.957 INFO [stderr]    --> src/extensions/image.rs:146:17
Dec 12 15:15:47.957 INFO [stderr]     |
Dec 12 15:15:47.957 INFO [stderr] 146 |                 writeln!(w, "expected: RGB8");
Dec 12 15:15:47.957 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:15:47.957 INFO [stderr]     |
Dec 12 15:15:47.957 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 15:15:47.957 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 12 15:15:47.957 INFO [stderr] 
Dec 12 15:15:47.988 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.52s
Dec 12 15:15:48.008 INFO [stderr] su: No module specific data is present
Dec 12 15:15:48.926 INFO running `"docker" "inspect" "309b1d79fa6cdbd0f5d038cd5b5a3143f30f1e7b782c389936eea3ea4bc97286"`
Dec 12 15:15:49.147 INFO running `"docker" "rm" "-f" "309b1d79fa6cdbd0f5d038cd5b5a3143f30f1e7b782c389936eea3ea4bc97286"`
Dec 12 15:15:49.307 INFO [stdout] 309b1d79fa6cdbd0f5d038cd5b5a3143f30f1e7b782c389936eea3ea4bc97286