Nov 27 17:03:56.753 INFO checking wirelyre/vvvtar against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 17:03:56.753 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 27 17:03:57.226 INFO [stdout] d1131080c041df39d8c1c3f00b8601ae56434946f35fda3c6139fbf7bec60687
Nov 27 17:03:57.226 INFO running `"docker" "start" "-a" "d1131080c041df39d8c1c3f00b8601ae56434946f35fda3c6139fbf7bec60687"`
Nov 27 17:03:58.288 INFO [stderr] usermod: no changes
Nov 27 17:03:58.356 INFO [stderr]     Checking vvvtar v0.1.0 (/source)
Nov 27 17:03:58.840 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 17:03:58.840 INFO [stderr]   --> src/main.rs:33:5
Nov 27 17:03:58.840 INFO [stderr]    |
Nov 27 17:03:58.840 INFO [stderr] 33 |     archive.write(&header.unparse().unwrap());
Nov 27 17:03:58.840 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 17:03:58.840 INFO [stderr]    |
Nov 27 17:03:58.840 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 17:03:58.840 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 17:03:58.840 INFO [stderr] 
Nov 27 17:03:58.840 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 17:03:58.840 INFO [stderr]   --> src/main.rs:72:9
Nov 27 17:03:58.840 INFO [stderr]    |
Nov 27 17:03:58.840 INFO [stderr] 72 |         std::io::stdout().flush();
Nov 27 17:03:58.840 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 17:03:58.848 INFO [stderr]    |
Nov 27 17:03:58.848 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 17:03:58.848 INFO [stderr] 
Nov 27 17:03:58.849 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 17:03:58.849 INFO [stderr]   --> src/main.rs:79:9
Nov 27 17:03:58.849 INFO [stderr]    |
Nov 27 17:03:58.849 INFO [stderr] 79 |         dst.write(&buf[0..progress]);
Nov 27 17:03:58.849 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 17:03:58.849 INFO [stderr]    |
Nov 27 17:03:58.849 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 17:03:58.849 INFO [stderr] 
Nov 27 17:03:58.959 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 17:03:58.959 INFO [stderr]   --> src/main.rs:33:5
Nov 27 17:03:58.960 INFO [stderr]    |
Nov 27 17:03:58.960 INFO [stderr] 33 |     archive.write(&header.unparse().unwrap());
Nov 27 17:03:58.964 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 17:03:58.964 INFO [stderr]    |
Nov 27 17:03:58.964 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 17:03:58.964 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 17:03:58.964 INFO [stderr] 
Nov 27 17:03:58.964 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 17:03:58.964 INFO [stderr]   --> src/main.rs:72:9
Nov 27 17:03:58.964 INFO [stderr]    |
Nov 27 17:03:58.964 INFO [stderr] 72 |         std::io::stdout().flush();
Nov 27 17:03:58.964 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 17:03:58.964 INFO [stderr]    |
Nov 27 17:03:58.964 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 17:03:58.965 INFO [stderr] 
Nov 27 17:03:58.965 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 17:03:58.965 INFO [stderr]   --> src/main.rs:79:9
Nov 27 17:03:58.965 INFO [stderr]    |
Nov 27 17:03:58.965 INFO [stderr] 79 |         dst.write(&buf[0..progress]);
Nov 27 17:03:58.965 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 17:03:58.965 INFO [stderr]    |
Nov 27 17:03:58.965 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 17:03:58.965 INFO [stderr] 
Nov 27 17:03:59.009 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Nov 27 17:03:59.022 INFO [stderr] su: No module specific data is present
Nov 27 17:04:00.167 INFO running `"docker" "inspect" "d1131080c041df39d8c1c3f00b8601ae56434946f35fda3c6139fbf7bec60687"`
Nov 27 17:04:00.276 INFO running `"docker" "rm" "-f" "d1131080c041df39d8c1c3f00b8601ae56434946f35fda3c6139fbf7bec60687"`
Nov 27 17:04:00.482 INFO [stdout] d1131080c041df39d8c1c3f00b8601ae56434946f35fda3c6139fbf7bec60687