Dec 04 23:45:27.577 INFO checking TomLingham/zaity against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 23:45:27.577 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 23:45:27.804 INFO [stdout] 8406883af8a1cfc94c02472c0f479aa6642df227863b8031d0f2ad9dafbe014c
Dec 04 23:45:27.811 INFO running `"docker" "start" "-a" "8406883af8a1cfc94c02472c0f479aa6642df227863b8031d0f2ad9dafbe014c"`
Dec 04 23:45:28.384 INFO [stderr] usermod: no changes
Dec 04 23:45:28.439 INFO [stderr]     Checking zaity v0.1.0 (/source)
Dec 04 23:45:29.258 INFO [stderr] warning: unused variable: `cpu_json`
Dec 04 23:45:29.259 INFO [stderr]   --> src/main.rs:23:9
Dec 04 23:45:29.259 INFO [stderr]    |
Dec 04 23:45:29.259 INFO [stderr] 23 |     let cpu_json: Value = serde_json::from_str(&json_str).unwrap();
Dec 04 23:45:29.259 INFO [stderr]    |         ^^^^^^^^ help: consider using `_cpu_json` instead
Dec 04 23:45:29.259 INFO [stderr]    |
Dec 04 23:45:29.259 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 23:45:29.259 INFO [stderr] 
Dec 04 23:45:29.279 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:45:29.279 INFO [stderr]   --> src/main.rs:38:5
Dec 04 23:45:29.279 INFO [stderr]    |
Dec 04 23:45:29.279 INFO [stderr] 38 |     file.read_to_end(&mut buffer);
Dec 04 23:45:29.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:45:29.279 INFO [stderr]    |
Dec 04 23:45:29.279 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 23:45:29.279 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:45:29.279 INFO [stderr] 
Dec 04 23:45:29.384 INFO [stderr] warning: unused variable: `cpu_json`
Dec 04 23:45:29.384 INFO [stderr]   --> src/main.rs:23:9
Dec 04 23:45:29.384 INFO [stderr]    |
Dec 04 23:45:29.384 INFO [stderr] 23 |     let cpu_json: Value = serde_json::from_str(&json_str).unwrap();
Dec 04 23:45:29.384 INFO [stderr]    |         ^^^^^^^^ help: consider using `_cpu_json` instead
Dec 04 23:45:29.384 INFO [stderr]    |
Dec 04 23:45:29.384 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 23:45:29.384 INFO [stderr] 
Dec 04 23:45:29.406 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:45:29.406 INFO [stderr]   --> src/main.rs:38:5
Dec 04 23:45:29.406 INFO [stderr]    |
Dec 04 23:45:29.406 INFO [stderr] 38 |     file.read_to_end(&mut buffer);
Dec 04 23:45:29.406 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:45:29.406 INFO [stderr]    |
Dec 04 23:45:29.406 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 23:45:29.406 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:45:29.406 INFO [stderr] 
Dec 04 23:45:29.436 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
Dec 04 23:45:29.439 INFO [stderr] su: No module specific data is present
Dec 04 23:45:30.103 INFO running `"docker" "inspect" "8406883af8a1cfc94c02472c0f479aa6642df227863b8031d0f2ad9dafbe014c"`
Dec 04 23:45:30.387 INFO running `"docker" "rm" "-f" "8406883af8a1cfc94c02472c0f479aa6642df227863b8031d0f2ad9dafbe014c"`
Dec 04 23:45:30.723 INFO [stdout] 8406883af8a1cfc94c02472c0f479aa6642df227863b8031d0f2ad9dafbe014c