Dec 12 07:52:57.017 INFO checking scroll_phat_hd-0.3.2 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 07:52:57.017 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 07:52:57.356 INFO [stdout] 7534ece5cb6e81844c90c6bad9382ddcdbfc5ff7b84a5d89c8bbda9eadcd8cdb
Dec 12 07:52:57.364 INFO running `"docker" "start" "-a" "7534ece5cb6e81844c90c6bad9382ddcdbfc5ff7b84a5d89c8bbda9eadcd8cdb"`
Dec 12 07:52:58.757 INFO [stderr] usermod: no changes
Dec 12 07:52:58.928 INFO [stderr]     Checking scroll_phat_hd v0.3.2 (/source)
Dec 12 07:53:00.720 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:00.720 INFO [stderr]   --> src/display.rs:63:9
Dec 12 07:53:00.720 INFO [stderr]    |
Dec 12 07:53:00.720 INFO [stderr] 63 |         display.register(CONFIG_BANK, MODE_REGISTER, PICTURE_MODE);
Dec 12 07:53:00.720 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 07:53:00.721 INFO [stderr]    |
Dec 12 07:53:00.721 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 07:53:00.721 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:00.721 INFO [stderr] 
Dec 12 07:53:00.721 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:00.721 INFO [stderr]   --> src/display.rs:77:9
Dec 12 07:53:00.721 INFO [stderr]    |
Dec 12 07:53:00.721 INFO [stderr] 77 |         self.bank(bank);
Dec 12 07:53:00.721 INFO [stderr]    |         ^^^^^^^^^^^^^^^^
Dec 12 07:53:00.721 INFO [stderr]    |
Dec 12 07:53:00.721 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:00.721 INFO [stderr] 
Dec 12 07:53:00.721 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:00.721 INFO [stderr]   --> src/display.rs:86:9
Dec 12 07:53:00.721 INFO [stderr]    |
Dec 12 07:53:00.721 INFO [stderr] 86 |         self.sleep(true);
Dec 12 07:53:00.721 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Dec 12 07:53:00.721 INFO [stderr]    |
Dec 12 07:53:00.721 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:00.721 INFO [stderr] 
Dec 12 07:53:00.721 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:00.721 INFO [stderr]   --> src/display.rs:88:9
Dec 12 07:53:00.721 INFO [stderr]    |
Dec 12 07:53:00.721 INFO [stderr] 88 |         self.sleep(false);
Dec 12 07:53:00.721 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^
Dec 12 07:53:00.721 INFO [stderr]    |
Dec 12 07:53:00.721 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:00.721 INFO [stderr] 
Dec 12 07:53:00.721 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:00.721 INFO [stderr]    --> src/display.rs:102:9
Dec 12 07:53:00.721 INFO [stderr]     |
Dec 12 07:53:00.721 INFO [stderr] 102 |         self.bank(new_frame);
Dec 12 07:53:00.721 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Dec 12 07:53:00.721 INFO [stderr]     |
Dec 12 07:53:00.721 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:00.721 INFO [stderr] 
Dec 12 07:53:00.721 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:00.721 INFO [stderr]    --> src/display.rs:114:17
Dec 12 07:53:00.721 INFO [stderr]     |
Dec 12 07:53:00.721 INFO [stderr] 114 | /                 self.device
Dec 12 07:53:00.721 INFO [stderr] 115 | |                     .smbus_write_byte_data(COLOR_OFFSET + offset as u8, value);
Dec 12 07:53:00.721 INFO [stderr]     | |_______________________________________________________________________________^
Dec 12 07:53:00.721 INFO [stderr]     |
Dec 12 07:53:00.721 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:00.721 INFO [stderr] 
Dec 12 07:53:00.721 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:00.721 INFO [stderr]    --> src/display.rs:118:9
Dec 12 07:53:00.721 INFO [stderr]     |
Dec 12 07:53:00.721 INFO [stderr] 118 |         self.frame(new_frame);
Dec 12 07:53:00.721 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 07:53:00.721 INFO [stderr]     |
Dec 12 07:53:00.721 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:00.721 INFO [stderr] 
Dec 12 07:53:01.124 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:01.124 INFO [stderr]   --> src/display.rs:63:9
Dec 12 07:53:01.124 INFO [stderr]    |
Dec 12 07:53:01.124 INFO [stderr] 63 |         display.register(CONFIG_BANK, MODE_REGISTER, PICTURE_MODE);
Dec 12 07:53:01.124 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 07:53:01.124 INFO [stderr]    |
Dec 12 07:53:01.124 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 07:53:01.124 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:01.124 INFO [stderr] 
Dec 12 07:53:01.124 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:01.124 INFO [stderr]   --> src/display.rs:77:9
Dec 12 07:53:01.124 INFO [stderr]    |
Dec 12 07:53:01.124 INFO [stderr] 77 |         self.bank(bank);
Dec 12 07:53:01.124 INFO [stderr]    |         ^^^^^^^^^^^^^^^^
Dec 12 07:53:01.124 INFO [stderr]    |
Dec 12 07:53:01.124 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:01.124 INFO [stderr] 
Dec 12 07:53:01.124 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:01.125 INFO [stderr]   --> src/display.rs:86:9
Dec 12 07:53:01.125 INFO [stderr]    |
Dec 12 07:53:01.125 INFO [stderr] 86 |         self.sleep(true);
Dec 12 07:53:01.125 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Dec 12 07:53:01.125 INFO [stderr]    |
Dec 12 07:53:01.125 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:01.125 INFO [stderr] 
Dec 12 07:53:01.125 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:01.125 INFO [stderr]   --> src/display.rs:88:9
Dec 12 07:53:01.125 INFO [stderr]    |
Dec 12 07:53:01.125 INFO [stderr] 88 |         self.sleep(false);
Dec 12 07:53:01.125 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^
Dec 12 07:53:01.125 INFO [stderr]    |
Dec 12 07:53:01.125 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:01.125 INFO [stderr] 
Dec 12 07:53:01.125 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:01.125 INFO [stderr]    --> src/display.rs:102:9
Dec 12 07:53:01.125 INFO [stderr]     |
Dec 12 07:53:01.125 INFO [stderr] 102 |         self.bank(new_frame);
Dec 12 07:53:01.125 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Dec 12 07:53:01.125 INFO [stderr]     |
Dec 12 07:53:01.140 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:01.140 INFO [stderr] 
Dec 12 07:53:01.140 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:01.140 INFO [stderr]    --> src/display.rs:114:17
Dec 12 07:53:01.140 INFO [stderr]     |
Dec 12 07:53:01.140 INFO [stderr] 114 | /                 self.device
Dec 12 07:53:01.140 INFO [stderr] 115 | |                     .smbus_write_byte_data(COLOR_OFFSET + offset as u8, value);
Dec 12 07:53:01.140 INFO [stderr]     | |_______________________________________________________________________________^
Dec 12 07:53:01.140 INFO [stderr]     |
Dec 12 07:53:01.140 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:01.140 INFO [stderr] 
Dec 12 07:53:01.140 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:53:01.140 INFO [stderr]    --> src/display.rs:118:9
Dec 12 07:53:01.140 INFO [stderr]     |
Dec 12 07:53:01.140 INFO [stderr] 118 |         self.frame(new_frame);
Dec 12 07:53:01.140 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 07:53:01.140 INFO [stderr]     |
Dec 12 07:53:01.140 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:53:01.140 INFO [stderr] 
Dec 12 07:53:02.537 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.76s
Dec 12 07:53:02.560 INFO [stderr] su: No module specific data is present
Dec 12 07:53:03.220 INFO running `"docker" "inspect" "7534ece5cb6e81844c90c6bad9382ddcdbfc5ff7b84a5d89c8bbda9eadcd8cdb"`
Dec 12 07:53:03.470 INFO running `"docker" "rm" "-f" "7534ece5cb6e81844c90c6bad9382ddcdbfc5ff7b84a5d89c8bbda9eadcd8cdb"`
Dec 12 07:53:03.820 INFO [stdout] 7534ece5cb6e81844c90c6bad9382ddcdbfc5ff7b84a5d89c8bbda9eadcd8cdb