Nov 28 10:43:24.246 INFO checking TomLingham/zaity against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 10:43:24.246 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 28 10:43:24.468 INFO [stdout] af21e8f0defbac172990ac83bc9a5cf0afacea33e44dc9a2d36c872f1fb57f1e
Nov 28 10:43:24.469 INFO running `"docker" "start" "-a" "af21e8f0defbac172990ac83bc9a5cf0afacea33e44dc9a2d36c872f1fb57f1e"`
Nov 28 10:43:25.153 INFO [stderr] usermod: no changes
Nov 28 10:43:25.194 INFO [stderr]     Checking serde v1.0.7
Nov 28 10:43:33.340 INFO [stderr]     Checking serde_json v1.0.2
Nov 28 10:43:35.504 INFO [stderr]     Checking zaity v0.1.0 (/source)
Nov 28 10:43:36.032 INFO [stderr] warning: unused variable: `cpu_json`
Nov 28 10:43:36.032 INFO [stderr]   --> src/main.rs:23:9
Nov 28 10:43:36.033 INFO [stderr]    |
Nov 28 10:43:36.033 INFO [stderr] 23 |     let cpu_json: Value = serde_json::from_str(&json_str).unwrap();
Nov 28 10:43:36.033 INFO [stderr]    |         ^^^^^^^^ help: consider using `_cpu_json` instead
Nov 28 10:43:36.033 INFO [stderr]    |
Nov 28 10:43:36.033 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 10:43:36.033 INFO [stderr] 
Nov 28 10:43:36.036 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 10:43:36.036 INFO [stderr]   --> src/main.rs:38:5
Nov 28 10:43:36.036 INFO [stderr]    |
Nov 28 10:43:36.036 INFO [stderr] 38 |     file.read_to_end(&mut buffer);
Nov 28 10:43:36.036 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:43:36.036 INFO [stderr]    |
Nov 28 10:43:36.036 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 10:43:36.036 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 10:43:36.036 INFO [stderr] 
Nov 28 10:43:36.219 INFO [stderr] warning: unused variable: `cpu_json`
Nov 28 10:43:36.219 INFO [stderr]   --> src/main.rs:23:9
Nov 28 10:43:36.219 INFO [stderr]    |
Nov 28 10:43:36.219 INFO [stderr] 23 |     let cpu_json: Value = serde_json::from_str(&json_str).unwrap();
Nov 28 10:43:36.219 INFO [stderr]    |         ^^^^^^^^ help: consider using `_cpu_json` instead
Nov 28 10:43:36.219 INFO [stderr]    |
Nov 28 10:43:36.219 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 10:43:36.219 INFO [stderr] 
Nov 28 10:43:36.228 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 10:43:36.228 INFO [stderr]   --> src/main.rs:38:5
Nov 28 10:43:36.228 INFO [stderr]    |
Nov 28 10:43:36.228 INFO [stderr] 38 |     file.read_to_end(&mut buffer);
Nov 28 10:43:36.228 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:43:36.228 INFO [stderr]    |
Nov 28 10:43:36.228 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 10:43:36.228 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 10:43:36.228 INFO [stderr] 
Nov 28 10:43:36.273 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.09s
Nov 28 10:43:36.275 INFO [stderr] su: No module specific data is present
Nov 28 10:43:36.706 INFO running `"docker" "inspect" "af21e8f0defbac172990ac83bc9a5cf0afacea33e44dc9a2d36c872f1fb57f1e"`
Nov 28 10:43:36.803 INFO running `"docker" "rm" "-f" "af21e8f0defbac172990ac83bc9a5cf0afacea33e44dc9a2d36c872f1fb57f1e"`
Nov 28 10:43:36.962 INFO [stdout] af21e8f0defbac172990ac83bc9a5cf0afacea33e44dc9a2d36c872f1fb57f1e