Nov 30 06:53:59.742 INFO checking arcalinea/rcat against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 06:53:59.742 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 06:54:00.208 INFO [stdout] b8e3ced3e5d603e456660cfe34e148b1ff4a85451ca95828ca5ace00c4d3dad7
Nov 30 06:54:00.214 INFO running `"docker" "start" "-a" "b8e3ced3e5d603e456660cfe34e148b1ff4a85451ca95828ca5ace00c4d3dad7"`
Nov 30 06:54:01.472 INFO [stderr] usermod: no changes
Nov 30 06:54:01.532 INFO [stderr]     Checking rcat v0.1.0 (/source)
Nov 30 06:54:02.144 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:54:02.144 INFO [stderr]   --> src/main.rs:56:4
Nov 30 06:54:02.144 INFO [stderr]    |
Nov 30 06:54:02.144 INFO [stderr] 56 |             io::stdin().read_line(&mut input);
Nov 30 06:54:02.144 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:54:02.144 INFO [stderr]    |
Nov 30 06:54:02.144 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 06:54:02.144 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:54:02.144 INFO [stderr] 
Nov 30 06:54:02.144 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:54:02.144 INFO [stderr]   --> src/main.rs:58:4
Nov 30 06:54:02.144 INFO [stderr]    |
Nov 30 06:54:02.144 INFO [stderr] 58 |             stream.write(input.as_bytes());
Nov 30 06:54:02.144 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:54:02.144 INFO [stderr]    |
Nov 30 06:54:02.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:54:02.145 INFO [stderr] 
Nov 30 06:54:02.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:54:02.145 INFO [stderr]   --> src/main.rs:88:5
Nov 30 06:54:02.145 INFO [stderr]    |
Nov 30 06:54:02.145 INFO [stderr] 88 |                 file.write(&buffer[..s]);
Nov 30 06:54:02.145 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:54:02.145 INFO [stderr]    |
Nov 30 06:54:02.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:54:02.145 INFO [stderr] 
Nov 30 06:54:02.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:54:02.145 INFO [stderr]   --> src/main.rs:56:4
Nov 30 06:54:02.145 INFO [stderr]    |
Nov 30 06:54:02.145 INFO [stderr] 56 |             io::stdin().read_line(&mut input);
Nov 30 06:54:02.145 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:54:02.145 INFO [stderr]    |
Nov 30 06:54:02.145 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 06:54:02.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:54:02.145 INFO [stderr] 
Nov 30 06:54:02.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:54:02.145 INFO [stderr]   --> src/main.rs:58:4
Nov 30 06:54:02.145 INFO [stderr]    |
Nov 30 06:54:02.145 INFO [stderr] 58 |             stream.write(input.as_bytes());
Nov 30 06:54:02.145 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:54:02.145 INFO [stderr]    |
Nov 30 06:54:02.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:54:02.145 INFO [stderr] 
Nov 30 06:54:02.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:54:02.145 INFO [stderr]   --> src/main.rs:88:5
Nov 30 06:54:02.145 INFO [stderr]    |
Nov 30 06:54:02.145 INFO [stderr] 88 |                 file.write(&buffer[..s]);
Nov 30 06:54:02.145 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:54:02.145 INFO [stderr]    |
Nov 30 06:54:02.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:54:02.145 INFO [stderr] 
Nov 30 06:54:02.152 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Nov 30 06:54:02.161 INFO [stderr] su: No module specific data is present
Nov 30 06:54:02.730 INFO running `"docker" "inspect" "b8e3ced3e5d603e456660cfe34e148b1ff4a85451ca95828ca5ace00c4d3dad7"`
Nov 30 06:54:02.966 INFO running `"docker" "rm" "-f" "b8e3ced3e5d603e456660cfe34e148b1ff4a85451ca95828ca5ace00c4d3dad7"`
Nov 30 06:54:03.240 INFO [stdout] b8e3ced3e5d603e456660cfe34e148b1ff4a85451ca95828ca5ace00c4d3dad7