Nov 28 10:53:49.265 INFO checking Tahler/assembler against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 10:53:49.265 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 10:53:49.844 INFO [stdout] 4a027ab52832e32b6c5083af5a4f8f36747b0398260b2c521cd7b31693b51ab2
Nov 28 10:53:49.847 INFO running `"docker" "start" "-a" "4a027ab52832e32b6c5083af5a4f8f36747b0398260b2c521cd7b31693b51ab2"`
Nov 28 10:53:50.383 INFO [stderr] usermod: no changes
Nov 28 10:53:50.410 INFO [stderr]     Checking assembler v0.1.0 (/source)
Nov 28 10:53:51.328 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 10:53:51.329 INFO [stderr]    --> src/main.rs:133:9
Nov 28 10:53:51.329 INFO [stderr]     |
Nov 28 10:53:51.330 INFO [stderr] 133 |         fs::remove_file(out_path);
Nov 28 10:53:51.330 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:53:51.330 INFO [stderr]     |
Nov 28 10:53:51.331 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 10:53:51.331 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 10:53:51.332 INFO [stderr] 
Nov 28 10:53:51.332 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 10:53:51.332 INFO [stderr]    --> src/main.rs:143:21
Nov 28 10:53:51.333 INFO [stderr]     |
Nov 28 10:53:51.333 INFO [stderr] 143 |                     out_file.write_all(&instruction_bytes);
Nov 28 10:53:51.333 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:53:51.334 INFO [stderr]     |
Nov 28 10:53:51.334 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 10:53:51.334 INFO [stderr] 
Nov 28 10:53:51.528 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 10:53:51.528 INFO [stderr]    --> src/main.rs:133:9
Nov 28 10:53:51.528 INFO [stderr]     |
Nov 28 10:53:51.528 INFO [stderr] 133 |         fs::remove_file(out_path);
Nov 28 10:53:51.528 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:53:51.528 INFO [stderr]     |
Nov 28 10:53:51.529 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 10:53:51.529 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 10:53:51.529 INFO [stderr] 
Nov 28 10:53:51.529 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 10:53:51.529 INFO [stderr]    --> src/main.rs:143:21
Nov 28 10:53:51.529 INFO [stderr]     |
Nov 28 10:53:51.529 INFO [stderr] 143 |                     out_file.write_all(&instruction_bytes);
Nov 28 10:53:51.529 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:53:51.529 INFO [stderr]     |
Nov 28 10:53:51.529 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 10:53:51.529 INFO [stderr] 
Nov 28 10:53:51.558 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Nov 28 10:53:51.565 INFO [stderr] su: No module specific data is present
Nov 28 10:53:52.715 INFO running `"docker" "inspect" "4a027ab52832e32b6c5083af5a4f8f36747b0398260b2c521cd7b31693b51ab2"`
Nov 28 10:53:53.076 INFO running `"docker" "rm" "-f" "4a027ab52832e32b6c5083af5a4f8f36747b0398260b2c521cd7b31693b51ab2"`
Nov 28 10:53:53.485 INFO [stdout] 4a027ab52832e32b6c5083af5a4f8f36747b0398260b2c521cd7b31693b51ab2