Nov 29 02:10:51.957 INFO checking dweet-0.1.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 29 02:10:51.957 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 29 02:10:52.388 INFO [stdout] c5be3d9d46fc2f67c5ff1a48d3323c6bf87f345010a6d7b08d2346faf89558cd
Nov 29 02:10:52.398 INFO running `"docker" "start" "-a" "c5be3d9d46fc2f67c5ff1a48d3323c6bf87f345010a6d7b08d2346faf89558cd"`
Nov 29 02:10:53.297 INFO [stderr] usermod: no changes
Nov 29 02:10:53.491 INFO [stderr]     Checking dweet v0.1.0 (/source)
Nov 29 02:10:56.256 INFO [stderr] warning: unused variable: `res`
Nov 29 02:10:56.256 INFO [stderr]   --> src/lib.rs:27:13
Nov 29 02:10:56.256 INFO [stderr]    |
Nov 29 02:10:56.256 INFO [stderr] 27 |         let res = client.post(&url).header(ContentType::json()).body(&json_string).send().unwrap();
Nov 29 02:10:56.256 INFO [stderr]    |             ^^^ help: consider using `_res` instead
Nov 29 02:10:56.256 INFO [stderr]    |
Nov 29 02:10:56.256 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 02:10:56.256 INFO [stderr] 
Nov 29 02:10:56.280 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 02:10:56.280 INFO [stderr]   --> src/lib.rs:35:9
Nov 29 02:10:56.280 INFO [stderr]    |
Nov 29 02:10:56.280 INFO [stderr] 35 |         res.read_to_string(&mut json_data);
Nov 29 02:10:56.280 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 02:10:56.280 INFO [stderr]    |
Nov 29 02:10:56.280 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 02:10:56.280 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 02:10:56.280 INFO [stderr] 
Nov 29 02:10:56.344 INFO [stderr] warning: unused variable: `res`
Nov 29 02:10:56.344 INFO [stderr]   --> src/lib.rs:27:13
Nov 29 02:10:56.344 INFO [stderr]    |
Nov 29 02:10:56.344 INFO [stderr] 27 |         let res = client.post(&url).header(ContentType::json()).body(&json_string).send().unwrap();
Nov 29 02:10:56.344 INFO [stderr]    |             ^^^ help: consider using `_res` instead
Nov 29 02:10:56.344 INFO [stderr]    |
Nov 29 02:10:56.344 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 02:10:56.344 INFO [stderr] 
Nov 29 02:10:56.364 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 02:10:56.364 INFO [stderr]   --> src/lib.rs:35:9
Nov 29 02:10:56.364 INFO [stderr]    |
Nov 29 02:10:56.364 INFO [stderr] 35 |         res.read_to_string(&mut json_data);
Nov 29 02:10:56.364 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 02:10:56.364 INFO [stderr]    |
Nov 29 02:10:56.364 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 02:10:56.364 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 02:10:56.364 INFO [stderr] 
Nov 29 02:10:56.396 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.07s
Nov 29 02:10:56.400 INFO [stderr] su: No module specific data is present
Nov 29 02:10:56.758 INFO running `"docker" "inspect" "c5be3d9d46fc2f67c5ff1a48d3323c6bf87f345010a6d7b08d2346faf89558cd"`
Nov 29 02:10:56.908 INFO running `"docker" "rm" "-f" "c5be3d9d46fc2f67c5ff1a48d3323c6bf87f345010a6d7b08d2346faf89558cd"`
Nov 29 02:10:57.097 INFO [stdout] c5be3d9d46fc2f67c5ff1a48d3323c6bf87f345010a6d7b08d2346faf89558cd