Nov 28 22:21:26.557 INFO checking mach_object-0.1.13 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 22:21:26.557 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 22:21:26.756 INFO [stdout] d310abf9c0d778bf4d157db2fb9dca463f63387e28683c6ad6a9076b519e88d1
Nov 28 22:21:26.758 INFO running `"docker" "start" "-a" "d310abf9c0d778bf4d157db2fb9dca463f63387e28683c6ad6a9076b519e88d1"`
Nov 28 22:21:27.729 INFO [stderr] usermod: no changes
Nov 28 22:21:27.946 INFO [stderr]     Checking hexplay v0.2.1
Nov 28 22:21:27.968 INFO [stderr]     Checking mach_object v0.1.13 (/source)
Nov 28 22:21:31.761 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 22:21:31.761 INFO [stderr]    --> src/display.rs:461:17
Nov 28 22:21:31.761 INFO [stderr]     |
Nov 28 22:21:31.762 INFO [stderr] 461 |                 writeln!(f, "    tools");
Nov 28 22:21:31.762 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:21:31.762 INFO [stderr]     |
Nov 28 22:21:31.762 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 22:21:31.763 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 22:21:31.763 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)
Nov 28 22:21:31.763 INFO [stderr] 
Nov 28 22:21:37.357 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 22:21:37.357 INFO [stderr]    --> src/display.rs:461:17
Nov 28 22:21:37.357 INFO [stderr]     |
Nov 28 22:21:37.357 INFO [stderr] 461 |                 writeln!(f, "    tools");
Nov 28 22:21:37.357 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:21:37.357 INFO [stderr]     |
Nov 28 22:21:37.357 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 22:21:37.357 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 22:21:37.357 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)
Nov 28 22:21:37.357 INFO [stderr] 
Nov 28 22:21:37.621 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 22:21:37.621 INFO [stderr]  --> tests/integration_tests.rs:1:1
Nov 28 22:21:37.622 INFO [stderr]   |
Nov 28 22:21:37.622 INFO [stderr] 1 | #[macro_use]
Nov 28 22:21:37.622 INFO [stderr]   | ^^^^^^^^^^^^
Nov 28 22:21:37.622 INFO [stderr]   |
Nov 28 22:21:37.623 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 22:21:37.623 INFO [stderr] 
Nov 28 22:21:38.514 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 22:21:38.514 INFO [stderr]  --> examples/otool.rs:9:1
Nov 28 22:21:38.515 INFO [stderr]   |
Nov 28 22:21:38.515 INFO [stderr] 9 | #[macro_use]
Nov 28 22:21:38.515 INFO [stderr]   | ^^^^^^^^^^^^
Nov 28 22:21:38.516 INFO [stderr]   |
Nov 28 22:21:38.516 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 22:21:38.516 INFO [stderr] 
Nov 28 22:21:38.975 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.22s
Nov 28 22:21:38.986 INFO [stderr] su: No module specific data is present
Nov 28 22:21:39.298 INFO running `"docker" "inspect" "d310abf9c0d778bf4d157db2fb9dca463f63387e28683c6ad6a9076b519e88d1"`
Nov 28 22:21:39.497 INFO running `"docker" "rm" "-f" "d310abf9c0d778bf4d157db2fb9dca463f63387e28683c6ad6a9076b519e88d1"`
Nov 28 22:21:39.682 INFO [stdout] d310abf9c0d778bf4d157db2fb9dca463f63387e28683c6ad6a9076b519e88d1