Dec 04 08:39:36.644 INFO checking thomhuds/crystald against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 08:39:36.644 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 08:39:37.252 INFO [stdout] 00e0088ed7196d7497d75d36e758d24422fbbd8cdc52c9183f9999161266bbe4
Dec 04 08:39:37.259 INFO running `"docker" "start" "-a" "00e0088ed7196d7497d75d36e758d24422fbbd8cdc52c9183f9999161266bbe4"`
Dec 04 08:39:38.602 INFO [stderr] usermod: no changes
Dec 04 08:39:38.671 INFO [stderr]     Checking redox_syscall v0.1.37
Dec 04 08:39:38.671 INFO [stderr]     Checking termion v1.5.1
Dec 04 08:39:39.299 INFO [stderr]     Checking redox_event v0.1.0
Dec 04 08:39:39.991 INFO [stderr]     Checking crystald v0.1.0 (/source)
Dec 04 08:39:40.567 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:39:40.567 INFO [stderr]   --> src/bin/sine_source.rs:13:5
Dec 04 08:39:40.567 INFO [stderr]    |
Dec 04 08:39:40.567 INFO [stderr] 13 |     fevent(fd, EVENT_WRITE);
Dec 04 08:39:40.567 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:39:40.567 INFO [stderr]    |
Dec 04 08:39:40.567 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 08:39:40.567 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:39:40.567 INFO [stderr] 
Dec 04 08:39:40.807 INFO [stderr] warning: variable `buf` is assigned to, but never used
Dec 04 08:39:40.807 INFO [stderr]   --> src/buffer.rs:21:13
Dec 04 08:39:40.807 INFO [stderr]    |
Dec 04 08:39:40.807 INFO [stderr] 21 |         let buf;
Dec 04 08:39:40.807 INFO [stderr]    |             ^^^
Dec 04 08:39:40.807 INFO [stderr]    |
Dec 04 08:39:40.807 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 08:39:40.807 INFO [stderr]    = note: consider using `_buf` instead
Dec 04 08:39:40.807 INFO [stderr] 
Dec 04 08:39:40.807 INFO [stderr] warning: value assigned to `buf` is never read
Dec 04 08:39:40.807 INFO [stderr]   --> src/buffer.rs:26:13
Dec 04 08:39:40.807 INFO [stderr]    |
Dec 04 08:39:40.807 INFO [stderr] 26 |             buf = slice::from_raw_parts_mut(ptr, size);
Dec 04 08:39:40.807 INFO [stderr]    |             ^^^
Dec 04 08:39:40.807 INFO [stderr]    |
Dec 04 08:39:40.807 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 08:39:40.807 INFO [stderr] 
Dec 04 08:39:41.084 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:39:41.084 INFO [stderr]   --> src/bin/sine_source.rs:13:5
Dec 04 08:39:41.084 INFO [stderr]    |
Dec 04 08:39:41.084 INFO [stderr] 13 |     fevent(fd, EVENT_WRITE);
Dec 04 08:39:41.084 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:39:41.084 INFO [stderr]    |
Dec 04 08:39:41.084 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 08:39:41.084 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:39:41.084 INFO [stderr] 
Dec 04 08:39:41.091 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:39:41.091 INFO [stderr]   --> src/bin/peak_sink.rs:17:5
Dec 04 08:39:41.091 INFO [stderr]    |
Dec 04 08:39:41.091 INFO [stderr] 17 |     write!(stdout, "Peak: {}", cursor::Save);
Dec 04 08:39:41.091 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:39:41.091 INFO [stderr]    |
Dec 04 08:39:41.091 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 08:39:41.091 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:39:41.091 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 08:39:41.091 INFO [stderr] 
Dec 04 08:39:41.091 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:39:41.091 INFO [stderr]   --> src/bin/peak_sink.rs:18:5
Dec 04 08:39:41.091 INFO [stderr]    |
Dec 04 08:39:41.091 INFO [stderr] 18 |     stdout.flush();
Dec 04 08:39:41.091 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 04 08:39:41.091 INFO [stderr]    |
Dec 04 08:39:41.091 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:39:41.091 INFO [stderr] 
Dec 04 08:39:41.091 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:39:41.091 INFO [stderr]   --> src/bin/peak_sink.rs:21:9
Dec 04 08:39:41.091 INFO [stderr]    |
Dec 04 08:39:41.091 INFO [stderr] 21 |         stdin().read(&mut stdin_buf);
Dec 04 08:39:41.091 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:39:41.091 INFO [stderr]    |
Dec 04 08:39:41.091 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:39:41.091 INFO [stderr] 
Dec 04 08:39:41.091 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:39:41.091 INFO [stderr]   --> src/bin/peak_sink.rs:31:9
Dec 04 08:39:41.091 INFO [stderr]    |
Dec 04 08:39:41.091 INFO [stderr] 31 |         write!(stdout, "{}{}", cursor::Restore, peak);
Dec 04 08:39:41.091 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:39:41.091 INFO [stderr]    |
Dec 04 08:39:41.091 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:39:41.091 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 08:39:41.091 INFO [stderr] 
Dec 04 08:39:41.091 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:39:41.091 INFO [stderr]   --> src/bin/peak_sink.rs:32:9
Dec 04 08:39:41.091 INFO [stderr]    |
Dec 04 08:39:41.091 INFO [stderr] 32 |         stdout.flush();
Dec 04 08:39:41.091 INFO [stderr]    |         ^^^^^^^^^^^^^^^
Dec 04 08:39:41.091 INFO [stderr]    |
Dec 04 08:39:41.091 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:39:41.091 INFO [stderr] 
Dec 04 08:39:41.203 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:39:41.203 INFO [stderr]   --> src/bin/peak_sink.rs:17:5
Dec 04 08:39:41.203 INFO [stderr]    |
Dec 04 08:39:41.203 INFO [stderr] 17 |     write!(stdout, "Peak: {}", cursor::Save);
Dec 04 08:39:41.203 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:39:41.203 INFO [stderr]    |
Dec 04 08:39:41.203 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 08:39:41.203 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:39:41.203 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 08:39:41.203 INFO [stderr] 
Dec 04 08:39:41.203 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:39:41.203 INFO [stderr]   --> src/bin/peak_sink.rs:18:5
Dec 04 08:39:41.203 INFO [stderr]    |
Dec 04 08:39:41.203 INFO [stderr] 18 |     stdout.flush();
Dec 04 08:39:41.203 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 04 08:39:41.203 INFO [stderr]    |
Dec 04 08:39:41.203 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:39:41.203 INFO [stderr] 
Dec 04 08:39:41.203 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:39:41.203 INFO [stderr]   --> src/bin/peak_sink.rs:21:9
Dec 04 08:39:41.203 INFO [stderr]    |
Dec 04 08:39:41.203 INFO [stderr] 21 |         stdin().read(&mut stdin_buf);
Dec 04 08:39:41.203 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:39:41.203 INFO [stderr]    |
Dec 04 08:39:41.203 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:39:41.203 INFO [stderr] 
Dec 04 08:39:41.203 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:39:41.203 INFO [stderr]   --> src/bin/peak_sink.rs:31:9
Dec 04 08:39:41.203 INFO [stderr]    |
Dec 04 08:39:41.203 INFO [stderr] 31 |         write!(stdout, "{}{}", cursor::Restore, peak);
Dec 04 08:39:41.203 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:39:41.203 INFO [stderr]    |
Dec 04 08:39:41.203 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:39:41.203 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 08:39:41.203 INFO [stderr] 
Dec 04 08:39:41.203 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:39:41.203 INFO [stderr]   --> src/bin/peak_sink.rs:32:9
Dec 04 08:39:41.203 INFO [stderr]    |
Dec 04 08:39:41.203 INFO [stderr] 32 |         stdout.flush();
Dec 04 08:39:41.203 INFO [stderr]    |         ^^^^^^^^^^^^^^^
Dec 04 08:39:41.203 INFO [stderr]    |
Dec 04 08:39:41.203 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:39:41.203 INFO [stderr] 
Dec 04 08:39:41.259 INFO [stderr] warning: variable `buf` is assigned to, but never used
Dec 04 08:39:41.259 INFO [stderr]   --> src/buffer.rs:21:13
Dec 04 08:39:41.259 INFO [stderr]    |
Dec 04 08:39:41.259 INFO [stderr] 21 |         let buf;
Dec 04 08:39:41.259 INFO [stderr]    |             ^^^
Dec 04 08:39:41.259 INFO [stderr]    |
Dec 04 08:39:41.259 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 08:39:41.259 INFO [stderr]    = note: consider using `_buf` instead
Dec 04 08:39:41.259 INFO [stderr] 
Dec 04 08:39:41.259 INFO [stderr] warning: value assigned to `buf` is never read
Dec 04 08:39:41.259 INFO [stderr]   --> src/buffer.rs:26:13
Dec 04 08:39:41.259 INFO [stderr]    |
Dec 04 08:39:41.259 INFO [stderr] 26 |             buf = slice::from_raw_parts_mut(ptr, size);
Dec 04 08:39:41.259 INFO [stderr]    |             ^^^
Dec 04 08:39:41.259 INFO [stderr]    |
Dec 04 08:39:41.259 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 08:39:41.259 INFO [stderr] 
Dec 04 08:39:41.331 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
Dec 04 08:39:41.331 INFO [stderr] su: No module specific data is present
Dec 04 08:39:42.381 INFO running `"docker" "inspect" "00e0088ed7196d7497d75d36e758d24422fbbd8cdc52c9183f9999161266bbe4"`
Dec 04 08:39:42.753 INFO running `"docker" "rm" "-f" "00e0088ed7196d7497d75d36e758d24422fbbd8cdc52c9183f9999161266bbe4"`
Dec 04 08:39:43.167 INFO [stdout] 00e0088ed7196d7497d75d36e758d24422fbbd8cdc52c9183f9999161266bbe4