Dec 04 06:38:22.916 INFO checking yberreby/benchmarks against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 06:38:22.917 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 06:38:23.510 INFO [stdout] 9552260b98216c8b66fd956375d5a935abb5b07256afff1a02b99c62849bd8d1
Dec 04 06:38:23.512 INFO running `"docker" "start" "-a" "9552260b98216c8b66fd956375d5a935abb5b07256afff1a02b99c62849bd8d1"`
Dec 04 06:38:25.787 INFO [stderr] usermod: no changes
Dec 04 06:38:25.888 INFO [stderr]     Checking libc v0.2.8
Dec 04 06:38:25.889 INFO [stderr]     Checking crossbeam v0.2.10
Dec 04 06:38:26.953 INFO [stderr]     Checking rand v0.3.14
Dec 04 06:38:28.296 INFO [stderr]     Checking chan v0.1.18
Dec 04 06:38:29.025 INFO [stderr]     Checking benchmarks v0.1.0 (/source)
Dec 04 06:38:29.805 INFO [stderr] warning: unused import: `std::sync::mpsc`
Dec 04 06:38:29.805 INFO [stderr]  --> benches/channels.rs:9:5
Dec 04 06:38:29.805 INFO [stderr]   |
Dec 04 06:38:29.805 INFO [stderr] 9 | use std::sync::mpsc;
Dec 04 06:38:29.805 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 04 06:38:29.805 INFO [stderr]   |
Dec 04 06:38:29.805 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 06:38:29.805 INFO [stderr] 
Dec 04 06:38:30.023 INFO [stderr] warning: unused variable: `sum`
Dec 04 06:38:30.023 INFO [stderr]   --> benches/channels.rs:26:9
Dec 04 06:38:30.023 INFO [stderr]    |
Dec 04 06:38:30.023 INFO [stderr] 26 |     let sum = get_data_sum(data.iter().cloned());
Dec 04 06:38:30.024 INFO [stderr]    |         ^^^ help: consider using `_sum` instead
Dec 04 06:38:30.024 INFO [stderr]    |
Dec 04 06:38:30.024 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 06:38:30.024 INFO [stderr] 
Dec 04 06:38:30.025 INFO [stderr] warning: unused variable: `data`
Dec 04 06:38:30.025 INFO [stderr]   --> benches/channels.rs:29:9
Dec 04 06:38:30.025 INFO [stderr]    |
Dec 04 06:38:30.026 INFO [stderr] 29 |     let data = data.clone();
Dec 04 06:38:30.026 INFO [stderr]    |         ^^^^ help: consider using `_data` instead
Dec 04 06:38:30.026 INFO [stderr] 
Dec 04 06:38:30.103 INFO [stderr] error[E0635]: unknown feature `heap_api`
Dec 04 06:38:30.103 INFO [stderr]  --> benches/channels.rs:1:25
Dec 04 06:38:30.103 INFO [stderr]   |
Dec 04 06:38:30.103 INFO [stderr] 1 | #![feature(test, alloc, heap_api)]
Dec 04 06:38:30.103 INFO [stderr]   |                         ^^^^^^^^
Dec 04 06:38:30.131 INFO [stderr] 
Dec 04 06:38:30.143 INFO [stderr] error: aborting due to previous error
Dec 04 06:38:30.159 INFO [stderr] 
Dec 04 06:38:30.159 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Dec 04 06:38:30.227 INFO [stderr] error: Could not compile `benchmarks`.
Dec 04 06:38:30.228 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 04 06:38:30.406 INFO [stderr] error[E0433]: failed to resolve: could not find `heap` in `alloc`
Dec 04 06:38:30.406 INFO [stderr]   --> benches/alloc.rs:11:14
Dec 04 06:38:30.406 INFO [stderr]    |
Dec 04 06:38:30.407 INFO [stderr] 11 |       alloc::heap::allocate(4, 64)
Dec 04 06:38:30.407 INFO [stderr]    |              ^^^^ could not find `heap` in `alloc`
Dec 04 06:38:30.407 INFO [stderr] 
Dec 04 06:38:30.431 INFO [stderr] error: aborting due to previous error
Dec 04 06:38:30.435 INFO [stderr] 
Dec 04 06:38:30.435 INFO [stderr] For more information about this error, try `rustc --explain E0433`.
Dec 04 06:38:30.448 INFO [stderr] error: Could not compile `benchmarks`.
Dec 04 06:38:30.448 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 04 06:38:30.515 INFO [stderr] warning: unused variable: `stdout`
Dec 04 06:38:30.515 INFO [stderr]   --> benches/stdio.rs:24:9
Dec 04 06:38:30.515 INFO [stderr]    |
Dec 04 06:38:30.515 INFO [stderr] 24 |     let stdout = stdout.lock();
Dec 04 06:38:30.515 INFO [stderr]    |         ^^^^^^ help: consider using `_stdout` instead
Dec 04 06:38:30.515 INFO [stderr]    |
Dec 04 06:38:30.515 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 06:38:30.515 INFO [stderr] 
Dec 04 06:38:30.523 INFO [stderr] warning: variable does not need to be mutable
Dec 04 06:38:30.523 INFO [stderr]   --> benches/stdio.rs:23:9
Dec 04 06:38:30.523 INFO [stderr]    |
Dec 04 06:38:30.523 INFO [stderr] 23 |     let mut stdout = std::io::stdout();
Dec 04 06:38:30.523 INFO [stderr]    |         ----^^^^^^
Dec 04 06:38:30.523 INFO [stderr]    |         |
Dec 04 06:38:30.523 INFO [stderr]    |         help: remove this `mut`
Dec 04 06:38:30.523 INFO [stderr]    |
Dec 04 06:38:30.523 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 06:38:30.523 INFO [stderr] 
Dec 04 06:38:30.523 INFO [stderr] warning: variable does not need to be mutable
Dec 04 06:38:30.523 INFO [stderr]   --> benches/stdio.rs:43:9
Dec 04 06:38:30.523 INFO [stderr]    |
Dec 04 06:38:30.523 INFO [stderr] 43 |     let mut stdout = io::stdout();
Dec 04 06:38:30.523 INFO [stderr]    |         ----^^^^^^
Dec 04 06:38:30.523 INFO [stderr]    |         |
Dec 04 06:38:30.523 INFO [stderr]    |         help: remove this `mut`
Dec 04 06:38:30.523 INFO [stderr] 
Dec 04 06:38:30.523 INFO [stderr] error[E0635]: unknown feature `str_char`
Dec 04 06:38:30.523 INFO [stderr]  --> benches/stdio.rs:4:12
Dec 04 06:38:30.523 INFO [stderr]   |
Dec 04 06:38:30.523 INFO [stderr] 4 | #![feature(str_char)]
Dec 04 06:38:30.523 INFO [stderr]   |            ^^^^^^^^
Dec 04 06:38:30.523 INFO [stderr] 
Dec 04 06:38:30.579 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:38:30.579 INFO [stderr]   --> benches/stdio.rs:35:9
Dec 04 06:38:30.579 INFO [stderr]    |
Dec 04 06:38:30.579 INFO [stderr] 35 |         stdout.write(TEST_STR.as_bytes());
Dec 04 06:38:30.579 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:38:30.579 INFO [stderr]    |
Dec 04 06:38:30.579 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 06:38:30.579 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:38:30.579 INFO [stderr] 
Dec 04 06:38:30.579 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:38:30.579 INFO [stderr]   --> benches/stdio.rs:46:9
Dec 04 06:38:30.579 INFO [stderr]    |
Dec 04 06:38:30.579 INFO [stderr] 46 |         stdout.write(TEST_STR.as_bytes());
Dec 04 06:38:30.579 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:38:30.579 INFO [stderr]    |
Dec 04 06:38:30.579 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:38:30.579 INFO [stderr] 
Dec 04 06:38:30.603 INFO [stderr] error: aborting due to previous error
Dec 04 06:38:30.603 INFO [stderr] 
Dec 04 06:38:30.603 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Dec 04 06:38:30.627 INFO [stderr] error: Could not compile `benchmarks`.
Dec 04 06:38:30.627 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 04 06:38:30.863 INFO [stderr] error: build failed
Dec 04 06:38:30.871 INFO [stderr] su: No module specific data is present
Dec 04 06:38:31.729 INFO running `"docker" "inspect" "9552260b98216c8b66fd956375d5a935abb5b07256afff1a02b99c62849bd8d1"`
Dec 04 06:38:31.932 INFO running `"docker" "rm" "-f" "9552260b98216c8b66fd956375d5a935abb5b07256afff1a02b99c62849bd8d1"`
Dec 04 06:38:32.215 INFO [stdout] 9552260b98216c8b66fd956375d5a935abb5b07256afff1a02b99c62849bd8d1