Oct 12 10:22:54.422 INFO checking yberreby/benchmarks against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 10:22:54.422 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 12 10:22:54.876 INFO blam! a5bb1d582f5e09f56eb972fec643fdf0cb21abe47118020370236559777890e3
Oct 12 10:22:54.878 INFO running `"docker" "start" "-a" "a5bb1d582f5e09f56eb972fec643fdf0cb21abe47118020370236559777890e3"`
Oct 12 10:22:56.216 INFO kablam! usermod: no changes
Oct 12 10:22:56.300 INFO kablam!     Checking libc v0.2.8
Oct 12 10:22:56.304 INFO kablam!     Checking crossbeam v0.2.10
Oct 12 10:22:57.406 INFO kablam!     Checking rand v0.3.14
Oct 12 10:22:58.805 INFO kablam!     Checking chan v0.1.18
Oct 12 10:22:59.343 INFO kablam!     Checking benchmarks v0.1.0 (/source)
Oct 12 10:23:00.068 INFO kablam! error[E0635]: unknown feature `str_char`
Oct 12 10:23:00.071 INFO kablam!  --> benches/char_at.rs:2:12
Oct 12 10:23:00.071 INFO kablam!   |
Oct 12 10:23:00.072 INFO kablam! 2 | #![feature(str_char)]
Oct 12 10:23:00.073 INFO kablam!   |            ^^^^^^^^
Oct 12 10:23:00.073 INFO kablam! 
Oct 12 10:23:00.088 INFO kablam! warning: unused import: `std::sync::mpsc`
Oct 12 10:23:00.089 INFO kablam!  --> benches/channels.rs:9:5
Oct 12 10:23:00.090 INFO kablam!   |
Oct 12 10:23:00.091 INFO kablam! 9 | use std::sync::mpsc;
Oct 12 10:23:00.091 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 12 10:23:00.092 INFO kablam! error[E0433]: failed to resolve. Could not find `heap` in `alloc`
Oct 12 10:23:00.092 INFO kablam!   --> benches/alloc.rs:11:14
Oct 12 10:23:00.093 INFO kablam!    |
Oct 12 10:23:00.094 INFO kablam! 11 |       alloc::heap::allocate(4, 64)
Oct 12 10:23:00.094 INFO kablam!    |              ^^^^ Could not find `heap` in `alloc`
Oct 12 10:23:00.095 INFO kablam! 
Oct 12 10:23:00.108 INFO kablam! error: aborting due to previous error
Oct 12 10:23:00.109 INFO kablam!   |
Oct 12 10:23:00.110 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 10:23:00.110 INFO kablam! 
Oct 12 10:23:00.112 INFO kablam! 
Oct 12 10:23:00.116 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Oct 12 10:23:00.164 INFO kablam! error: Could not compile `benchmarks`.
Oct 12 10:23:00.165 INFO kablam! warning: build failed, waiting for other jobs to finish...
Oct 12 10:23:00.206 INFO kablam! warning: unused variable: `stdout`
Oct 12 10:23:00.206 INFO kablam!   --> benches/stdio.rs:24:9
Oct 12 10:23:00.206 INFO kablam!    |
Oct 12 10:23:00.206 INFO kablam! 24 |     let stdout = stdout.lock();
Oct 12 10:23:00.208 INFO kablam!    |         ^^^^^^ help: consider using `_stdout` instead
Oct 12 10:23:00.208 INFO kablam! warning: unused variable: `i`
Oct 12 10:23:00.210 INFO kablam!   --> benches/bnned.rs:14:13
Oct 12 10:23:00.210 INFO kablam!    |
Oct 12 10:23:00.210 INFO kablam! 14 |         for i in 0..1_000_000 {
Oct 12 10:23:00.210 INFO kablam!    |             ^ help: consider using `_i` instead
Oct 12 10:23:00.210 INFO kablam! error: aborting due to previous error
Oct 12 10:23:00.211 INFO kablam!    |
Oct 12 10:23:00.213 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 10:23:00.213 INFO kablam! 
Oct 12 10:23:00.224 INFO kablam! 
Oct 12 10:23:00.224 INFO kablam! For more information about this error, try `rustc --explain E0433`.
Oct 12 10:23:00.224 INFO kablam!    |
Oct 12 10:23:00.224 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 10:23:00.224 INFO kablam! 
Oct 12 10:23:00.232 INFO kablam! error[E0635]: unknown feature `str_char`
Oct 12 10:23:00.233 INFO kablam!  --> benches/bnned.rs:2:12
Oct 12 10:23:00.233 INFO kablam!   |
Oct 12 10:23:00.233 INFO kablam! 2 | #![feature(str_char)]
Oct 12 10:23:00.233 INFO kablam!   |            ^^^^^^^^
Oct 12 10:23:00.233 INFO kablam! warning: variable does not need to be mutable
Oct 12 10:23:00.233 INFO kablam!   --> benches/stdio.rs:23:9
Oct 12 10:23:00.233 INFO kablam!    |
Oct 12 10:23:00.233 INFO kablam! 23 |     let mut stdout = std::io::stdout();
Oct 12 10:23:00.233 INFO kablam!    |         ----^^^^^^
Oct 12 10:23:00.233 INFO kablam!    |         |
Oct 12 10:23:00.233 INFO kablam!    |         help: remove this `mut`
Oct 12 10:23:00.233 INFO kablam!    |
Oct 12 10:23:00.233 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 10:23:00.233 INFO kablam! 
Oct 12 10:23:00.233 INFO kablam! warning: variable does not need to be mutable
Oct 12 10:23:00.233 INFO kablam!   --> benches/stdio.rs:43:9
Oct 12 10:23:00.233 INFO kablam!    |
Oct 12 10:23:00.233 INFO kablam! 43 |     let mut stdout = io::stdout();
Oct 12 10:23:00.233 INFO kablam!    |         ----^^^^^^
Oct 12 10:23:00.233 INFO kablam!    |         |
Oct 12 10:23:00.233 INFO kablam!    |         help: remove this `mut`
Oct 12 10:23:00.233 INFO kablam! 
Oct 12 10:23:00.233 INFO kablam! error[E0635]: unknown feature `str_char`
Oct 12 10:23:00.233 INFO kablam!  --> benches/stdio.rs:4:12
Oct 12 10:23:00.233 INFO kablam!   |
Oct 12 10:23:00.233 INFO kablam! 4 | #![feature(str_char)]
Oct 12 10:23:00.233 INFO kablam!   |            ^^^^^^^^
Oct 12 10:23:00.233 INFO kablam! 
Oct 12 10:23:00.248 INFO kablam! 
Oct 12 10:23:00.251 INFO kablam! error: aborting due to previous error
Oct 12 10:23:00.264 INFO kablam! 
Oct 12 10:23:00.264 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Oct 12 10:23:00.264 INFO kablam! error: Could not compile `benchmarks`.
Oct 12 10:23:00.265 INFO kablam! warning: build failed, waiting for other jobs to finish...
Oct 12 10:23:00.301 INFO kablam! error: Could not compile `benchmarks`.
Oct 12 10:23:00.301 INFO kablam! warning: build failed, waiting for other jobs to finish...
Oct 12 10:23:00.340 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 10:23:00.340 INFO kablam!   --> benches/stdio.rs:35:9
Oct 12 10:23:00.341 INFO kablam!    |
Oct 12 10:23:00.341 INFO kablam! 35 |         stdout.write(TEST_STR.as_bytes());
Oct 12 10:23:00.341 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 10:23:00.341 INFO kablam!    |
Oct 12 10:23:00.341 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 10:23:00.341 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 10:23:00.341 INFO kablam! 
Oct 12 10:23:00.342 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 10:23:00.342 INFO kablam!   --> benches/stdio.rs:46:9
Oct 12 10:23:00.342 INFO kablam!    |
Oct 12 10:23:00.342 INFO kablam! 46 |         stdout.write(TEST_STR.as_bytes());
Oct 12 10:23:00.342 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 10:23:00.342 INFO kablam!    |
Oct 12 10:23:00.343 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 10:23:00.343 INFO kablam! 
Oct 12 10:23:00.351 INFO kablam! warning: unused variable: `sum`
Oct 12 10:23:00.351 INFO kablam!   --> benches/channels.rs:26:9
Oct 12 10:23:00.351 INFO kablam!    |
Oct 12 10:23:00.352 INFO kablam! 26 |     let sum = get_data_sum(data.iter().cloned());
Oct 12 10:23:00.352 INFO kablam!    |         ^^^ help: consider using `_sum` instead
Oct 12 10:23:00.352 INFO kablam! error: aborting due to previous error
Oct 12 10:23:00.352 INFO kablam! 
Oct 12 10:23:00.352 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Oct 12 10:23:00.356 INFO kablam!    |
Oct 12 10:23:00.356 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 10:23:00.357 INFO kablam! 
Oct 12 10:23:00.357 INFO kablam! warning: unused variable: `data`
Oct 12 10:23:00.357 INFO kablam!   --> benches/channels.rs:29:9
Oct 12 10:23:00.357 INFO kablam!    |
Oct 12 10:23:00.357 INFO kablam! 29 |     let data = data.clone();
Oct 12 10:23:00.357 INFO kablam!    |         ^^^^ help: consider using `_data` instead
Oct 12 10:23:00.358 INFO kablam! 
Oct 12 10:23:00.388 INFO kablam! error[E0635]: unknown feature `heap_api`
Oct 12 10:23:00.388 INFO kablam!  --> benches/channels.rs:1:25
Oct 12 10:23:00.388 INFO kablam!   |
Oct 12 10:23:00.389 INFO kablam! 1 | #![feature(test, alloc, heap_api)]
Oct 12 10:23:00.389 INFO kablam!   |                         ^^^^^^^^
Oct 12 10:23:00.406 INFO kablam! error: Could not compile `benchmarks`.
Oct 12 10:23:00.406 INFO kablam! warning: build failed, waiting for other jobs to finish...
Oct 12 10:23:00.407 INFO kablam! 
Oct 12 10:23:00.410 INFO kablam! error: aborting due to previous error
Oct 12 10:23:00.432 INFO kablam! 
Oct 12 10:23:00.433 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Oct 12 10:23:00.456 INFO kablam! error: Could not compile `benchmarks`.
Oct 12 10:23:00.456 INFO kablam! warning: build failed, waiting for other jobs to finish...
Oct 12 10:23:00.561 INFO kablam! error: build failed
Oct 12 10:23:00.563 INFO kablam! su: No module specific data is present
Oct 12 10:23:01.773 INFO running `"docker" "rm" "-f" "a5bb1d582f5e09f56eb972fec643fdf0cb21abe47118020370236559777890e3"`
Oct 12 10:23:02.156 INFO blam! a5bb1d582f5e09f56eb972fec643fdf0cb21abe47118020370236559777890e3