Nov 27 17:58:56.427 INFO checking udtrokia/tson against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 17:58:56.428 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 27 17:58:56.716 INFO [stdout] 287d92c790ed66c3a3f583b357d3c06508fff6c8b820e7ecea40c9304eb4b22c
Nov 27 17:58:56.722 INFO running `"docker" "start" "-a" "287d92c790ed66c3a3f583b357d3c06508fff6c8b820e7ecea40c9304eb4b22c"`
Nov 27 17:58:57.122 INFO [stderr] usermod: no changes
Nov 27 17:58:57.149 INFO [stderr]     Checking tson v0.1.0 (/source)
Nov 27 17:58:57.304 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 17:58:57.304 INFO [stderr]   --> main.rs:14:9
Nov 27 17:58:57.304 INFO [stderr]    |
Nov 27 17:58:57.304 INFO [stderr] 14 |         fout.write_all((new_line + "\n").as_bytes());
Nov 27 17:58:57.304 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 17:58:57.304 INFO [stderr]    |
Nov 27 17:58:57.304 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 17:58:57.304 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 17:58:57.304 INFO [stderr] 
Nov 27 17:58:57.304 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 17:58:57.304 INFO [stderr]   --> main.rs:16:5
Nov 27 17:58:57.304 INFO [stderr]    |
Nov 27 17:58:57.304 INFO [stderr] 16 |     fout.flush();
Nov 27 17:58:57.304 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 27 17:58:57.304 INFO [stderr]    |
Nov 27 17:58:57.304 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 17:58:57.304 INFO [stderr] 
Nov 27 17:58:57.313 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 17:58:57.313 INFO [stderr]   --> main.rs:14:9
Nov 27 17:58:57.313 INFO [stderr]    |
Nov 27 17:58:57.313 INFO [stderr] 14 |         fout.write_all((new_line + "\n").as_bytes());
Nov 27 17:58:57.314 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 17:58:57.314 INFO [stderr]    |
Nov 27 17:58:57.314 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 17:58:57.315 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 17:58:57.315 INFO [stderr] 
Nov 27 17:58:57.315 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 17:58:57.315 INFO [stderr]   --> main.rs:16:5
Nov 27 17:58:57.316 INFO [stderr]    |
Nov 27 17:58:57.316 INFO [stderr] 16 |     fout.flush();
Nov 27 17:58:57.316 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 27 17:58:57.317 INFO [stderr]    |
Nov 27 17:58:57.317 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 17:58:57.317 INFO [stderr] 
Nov 27 17:58:57.341 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
Nov 27 17:58:57.341 INFO [stderr] su: No module specific data is present
Nov 27 17:58:57.740 INFO running `"docker" "inspect" "287d92c790ed66c3a3f583b357d3c06508fff6c8b820e7ecea40c9304eb4b22c"`
Nov 27 17:58:57.937 INFO running `"docker" "rm" "-f" "287d92c790ed66c3a3f583b357d3c06508fff6c8b820e7ecea40c9304eb4b22c"`
Nov 27 17:58:58.260 INFO [stdout] 287d92c790ed66c3a3f583b357d3c06508fff6c8b820e7ecea40c9304eb4b22c