Dec 05 00:58:22.628 INFO checking Niedzwiedzw/dummy-i2c-rust against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 00:58:22.628 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 05 00:58:23.003 INFO [stdout] faa17b851d2570da3400a2ba656375f8a648ae2540ad2609ba523734efc96490
Dec 05 00:58:23.006 INFO running `"docker" "start" "-a" "faa17b851d2570da3400a2ba656375f8a648ae2540ad2609ba523734efc96490"`
Dec 05 00:58:23.797 INFO [stderr] usermod: no changes
Dec 05 00:58:23.836 INFO [stderr]     Checking i2cdummy v0.1.0 (/source)
Dec 05 00:58:24.363 INFO [stderr] warning: variable `portb` is assigned to, but never used
Dec 05 00:58:24.363 INFO [stderr]    --> src/main.rs:100:9
Dec 05 00:58:24.363 INFO [stderr]     |
Dec 05 00:58:24.363 INFO [stderr] 100 |     let portb: *mut u8;
Dec 05 00:58:24.363 INFO [stderr]     |         ^^^^^
Dec 05 00:58:24.363 INFO [stderr]     |
Dec 05 00:58:24.363 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 00:58:24.363 INFO [stderr]     = note: consider using `_portb` instead
Dec 05 00:58:24.363 INFO [stderr] 
Dec 05 00:58:24.363 INFO [stderr] warning: value assigned to `portb` is never read
Dec 05 00:58:24.363 INFO [stderr]    --> src/main.rs:101:14
Dec 05 00:58:24.363 INFO [stderr]     |
Dec 05 00:58:24.363 INFO [stderr] 101 |     unsafe { portb = &mut PORTB as *mut u8; };
Dec 05 00:58:24.363 INFO [stderr]     |              ^^^^^
Dec 05 00:58:24.363 INFO [stderr]     |
Dec 05 00:58:24.363 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 05 00:58:24.363 INFO [stderr] 
Dec 05 00:58:24.363 INFO [stderr] warning: variable `portb` is assigned to, but never used
Dec 05 00:58:24.363 INFO [stderr]    --> src/main.rs:121:9
Dec 05 00:58:24.363 INFO [stderr]     |
Dec 05 00:58:24.363 INFO [stderr] 121 |     let portb: *mut u8;
Dec 05 00:58:24.363 INFO [stderr]     |         ^^^^^
Dec 05 00:58:24.363 INFO [stderr]     |
Dec 05 00:58:24.363 INFO [stderr]     = note: consider using `_portb` instead
Dec 05 00:58:24.363 INFO [stderr] 
Dec 05 00:58:24.363 INFO [stderr] warning: value assigned to `portb` is never read
Dec 05 00:58:24.363 INFO [stderr]    --> src/main.rs:122:14
Dec 05 00:58:24.363 INFO [stderr]     |
Dec 05 00:58:24.363 INFO [stderr] 122 |     unsafe { portb = &mut PORTB as *mut u8; };
Dec 05 00:58:24.363 INFO [stderr]     |              ^^^^^
Dec 05 00:58:24.364 INFO [stderr] 
Dec 05 00:58:24.378 INFO [stderr] warning: literal out of range for u8
Dec 05 00:58:24.378 INFO [stderr]  --> src/main.rs:9:18
Dec 05 00:58:24.378 INFO [stderr]   |
Dec 05 00:58:24.379 INFO [stderr] 9 | const TICK: u8 = 500;  // in milliseconds
Dec 05 00:58:24.379 INFO [stderr]   |                  ^^^
Dec 05 00:58:24.379 INFO [stderr]   |
Dec 05 00:58:24.379 INFO [stderr]   = note: #[warn(overflowing_literals)] on by default
Dec 05 00:58:24.380 INFO [stderr] 
Dec 05 00:58:24.551 INFO [stderr] warning: variable `portb` is assigned to, but never used
Dec 05 00:58:24.551 INFO [stderr]    --> src/main.rs:100:9
Dec 05 00:58:24.551 INFO [stderr]     |
Dec 05 00:58:24.551 INFO [stderr] 100 |     let portb: *mut u8;
Dec 05 00:58:24.551 INFO [stderr]     |         ^^^^^
Dec 05 00:58:24.551 INFO [stderr]     |
Dec 05 00:58:24.551 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 00:58:24.551 INFO [stderr]     = note: consider using `_portb` instead
Dec 05 00:58:24.551 INFO [stderr] 
Dec 05 00:58:24.551 INFO [stderr] warning: value assigned to `portb` is never read
Dec 05 00:58:24.551 INFO [stderr]    --> src/main.rs:101:14
Dec 05 00:58:24.551 INFO [stderr]     |
Dec 05 00:58:24.551 INFO [stderr] 101 |     unsafe { portb = &mut PORTB as *mut u8; };
Dec 05 00:58:24.551 INFO [stderr]     |              ^^^^^
Dec 05 00:58:24.551 INFO [stderr]     |
Dec 05 00:58:24.551 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 05 00:58:24.551 INFO [stderr] 
Dec 05 00:58:24.551 INFO [stderr] warning: variable `portb` is assigned to, but never used
Dec 05 00:58:24.551 INFO [stderr]    --> src/main.rs:121:9
Dec 05 00:58:24.551 INFO [stderr]     |
Dec 05 00:58:24.551 INFO [stderr] 121 |     let portb: *mut u8;
Dec 05 00:58:24.551 INFO [stderr]     |         ^^^^^
Dec 05 00:58:24.551 INFO [stderr]     |
Dec 05 00:58:24.551 INFO [stderr]     = note: consider using `_portb` instead
Dec 05 00:58:24.551 INFO [stderr] 
Dec 05 00:58:24.551 INFO [stderr] warning: value assigned to `portb` is never read
Dec 05 00:58:24.551 INFO [stderr]    --> src/main.rs:122:14
Dec 05 00:58:24.551 INFO [stderr]     |
Dec 05 00:58:24.551 INFO [stderr] 122 |     unsafe { portb = &mut PORTB as *mut u8; };
Dec 05 00:58:24.551 INFO [stderr]     |              ^^^^^
Dec 05 00:58:24.551 INFO [stderr] 
Dec 05 00:58:24.563 INFO [stderr] warning: literal out of range for u8
Dec 05 00:58:24.563 INFO [stderr]  --> src/main.rs:9:18
Dec 05 00:58:24.563 INFO [stderr]   |
Dec 05 00:58:24.563 INFO [stderr] 9 | const TICK: u8 = 500;  // in milliseconds
Dec 05 00:58:24.563 INFO [stderr]   |                  ^^^
Dec 05 00:58:24.563 INFO [stderr]   |
Dec 05 00:58:24.563 INFO [stderr]   = note: #[warn(overflowing_literals)] on by default
Dec 05 00:58:24.563 INFO [stderr] 
Dec 05 00:58:24.606 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Dec 05 00:58:24.612 INFO [stderr] su: No module specific data is present
Dec 05 00:58:25.089 INFO running `"docker" "inspect" "faa17b851d2570da3400a2ba656375f8a648ae2540ad2609ba523734efc96490"`
Dec 05 00:58:25.317 INFO running `"docker" "rm" "-f" "faa17b851d2570da3400a2ba656375f8a648ae2540ad2609ba523734efc96490"`
Dec 05 00:58:25.723 INFO [stdout] faa17b851d2570da3400a2ba656375f8a648ae2540ad2609ba523734efc96490