Dec 19 05:06:39.589 INFO checking yberreby/benchmarks against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 05:06:39.589 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/yberreby/benchmarks:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 05:06:40.072 INFO [stdout] ddf1be024390f6e67e221a299a996986d1a69539256f6688af4e3b906469e114
Dec 19 05:06:40.076 INFO running `"docker" "start" "-a" "ddf1be024390f6e67e221a299a996986d1a69539256f6688af4e3b906469e114"`
Dec 19 05:06:42.299 INFO [stderr]     Checking libc v0.2.8
Dec 19 05:06:42.299 INFO [stderr]     Checking crossbeam v0.2.10
Dec 19 05:06:43.232 INFO [stderr]     Checking rand v0.3.14
Dec 19 05:06:44.588 INFO [stderr]     Checking chan v0.1.18
Dec 19 05:06:45.165 INFO [stderr]     Checking benchmarks v0.1.0 (/opt/crater/workdir)
Dec 19 05:06:45.680 INFO [stderr] warning: unused variable: `i`
Dec 19 05:06:45.680 INFO [stderr]   --> benches/bnned.rs:14:13
Dec 19 05:06:45.680 INFO [stderr]    |
Dec 19 05:06:45.680 INFO [stderr] 14 |         for i in 0..1_000_000 {
Dec 19 05:06:45.680 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 19 05:06:45.687 INFO [stderr]    |
Dec 19 05:06:45.687 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 05:06:45.687 INFO [stderr] 
Dec 19 05:06:45.687 INFO [stderr] error[E0635]: unknown feature `str_char`
Dec 19 05:06:45.687 INFO [stderr]  --> benches/bnned.rs:2:12
Dec 19 05:06:45.687 INFO [stderr]   |
Dec 19 05:06:45.687 INFO [stderr] 2 | #![feature(str_char)]
Dec 19 05:06:45.687 INFO [stderr]   |            ^^^^^^^^
Dec 19 05:06:45.715 INFO [stderr] 
Dec 19 05:06:45.726 INFO [stderr] error: aborting due to previous error
Dec 19 05:06:45.756 INFO [stderr] 
Dec 19 05:06:45.756 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Dec 19 05:06:45.800 INFO [stderr] error: Could not compile `benchmarks`.
Dec 19 05:06:45.800 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 05:06:45.904 INFO [stderr] warning: unused import: `std::sync::mpsc`
Dec 19 05:06:45.904 INFO [stderr]  --> benches/channels.rs:9:5
Dec 19 05:06:45.904 INFO [stderr]   |
Dec 19 05:06:45.904 INFO [stderr] 9 | use std::sync::mpsc;
Dec 19 05:06:45.904 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 19 05:06:45.956 INFO [stderr]   |
Dec 19 05:06:45.956 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 05:06:45.956 INFO [stderr] 
Dec 19 05:06:46.132 INFO [stderr] error[E0635]: unknown feature `str_char`
Dec 19 05:06:46.132 INFO [stderr]  --> benches/char_at.rs:2:12
Dec 19 05:06:46.132 INFO [stderr]   |
Dec 19 05:06:46.132 INFO [stderr] 2 | #![feature(str_char)]
Dec 19 05:06:46.132 INFO [stderr]   |            ^^^^^^^^
Dec 19 05:06:46.132 INFO [stderr] 
Dec 19 05:06:46.156 INFO [stderr] error: aborting due to previous error
Dec 19 05:06:46.156 INFO [stderr] 
Dec 19 05:06:46.156 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Dec 19 05:06:46.216 INFO [stderr] error: Could not compile `benchmarks`.
Dec 19 05:06:46.216 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 05:06:46.232 INFO [stderr] warning: unused variable: `sum`
Dec 19 05:06:46.232 INFO [stderr]   --> benches/channels.rs:26:9
Dec 19 05:06:46.232 INFO [stderr]    |
Dec 19 05:06:46.232 INFO [stderr] 26 |     let sum = get_data_sum(data.iter().cloned());
Dec 19 05:06:46.232 INFO [stderr]    |         ^^^ help: consider using `_sum` instead
Dec 19 05:06:46.232 INFO [stderr]    |
Dec 19 05:06:46.232 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 05:06:46.232 INFO [stderr] 
Dec 19 05:06:46.232 INFO [stderr] warning: unused variable: `data`
Dec 19 05:06:46.232 INFO [stderr]   --> benches/channels.rs:29:9
Dec 19 05:06:46.232 INFO [stderr]    |
Dec 19 05:06:46.232 INFO [stderr] 29 |     let data = data.clone();
Dec 19 05:06:46.232 INFO [stderr]    |         ^^^^ help: consider using `_data` instead
Dec 19 05:06:46.232 INFO [stderr] 
Dec 19 05:06:46.276 INFO [stderr] error[E0635]: unknown feature `heap_api`
Dec 19 05:06:46.276 INFO [stderr]  --> benches/channels.rs:1:25
Dec 19 05:06:46.276 INFO [stderr]   |
Dec 19 05:06:46.276 INFO [stderr] 1 | #![feature(test, alloc, heap_api)]
Dec 19 05:06:46.276 INFO [stderr]   |                         ^^^^^^^^
Dec 19 05:06:46.276 INFO [stderr] 
Dec 19 05:06:46.308 INFO [stderr] error: aborting due to previous error
Dec 19 05:06:46.308 INFO [stderr] 
Dec 19 05:06:46.308 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Dec 19 05:06:46.320 INFO [stderr] error: Could not compile `benchmarks`.
Dec 19 05:06:46.320 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 05:06:46.368 INFO [stderr] error: build failed
Dec 19 05:06:47.334 INFO running `"docker" "inspect" "ddf1be024390f6e67e221a299a996986d1a69539256f6688af4e3b906469e114"`
Dec 19 05:06:47.624 INFO running `"docker" "rm" "-f" "ddf1be024390f6e67e221a299a996986d1a69539256f6688af4e3b906469e114"`
Dec 19 05:06:48.008 INFO [stdout] ddf1be024390f6e67e221a299a996986d1a69539256f6688af4e3b906469e114