Dec 18 18:48:12.384 INFO checking abrute-0.1.8 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 18:48:12.384 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/abrute/0.1.8:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 18:48:12.752 INFO [stdout] 8fe319bf231953b2374fae34f386956e2b426d94644cb2faf5ec16c67eb486dc
Dec 18 18:48:12.758 INFO running `"docker" "start" "-a" "8fe319bf231953b2374fae34f386956e2b426d94644cb2faf5ec16c67eb486dc"`
Dec 18 18:48:13.556 INFO [stderr]     Checking array_tool v0.4.1
Dec 18 18:48:13.556 INFO [stderr]     Checking base_custom v0.1.13
Dec 18 18:48:13.564 INFO [stderr]     Checking num_cpus v1.7.0
Dec 18 18:48:13.564 INFO [stderr]     Checking textwrap v0.8.0
Dec 18 18:48:14.136 INFO [stderr]     Checking digits v1.1.0
Dec 18 18:48:14.269 INFO [stderr]     Checking rayon-core v1.4.1
Dec 18 18:48:14.576 INFO [stderr]     Checking clap v2.26.2
Dec 18 18:48:15.912 INFO [stderr]     Checking rayon v0.8.2
Dec 18 18:48:22.522 INFO [stderr]     Checking abrute v0.1.8 (/opt/crater/workdir)
Dec 18 18:48:23.567 INFO [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Dec 18 18:48:23.567 INFO [stderr]   --> src/main.rs:41:1
Dec 18 18:48:23.567 INFO [stderr]    |
Dec 18 18:48:23.567 INFO [stderr] 41 | extern crate libc;
Dec 18 18:48:23.567 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 18 18:48:23.567 INFO [stderr]    |
Dec 18 18:48:23.567 INFO [stderr]    = help: add #![feature(rustc_private)] to the crate attributes to enable
Dec 18 18:48:23.567 INFO [stderr] 
Dec 18 18:48:23.572 INFO [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Dec 18 18:48:23.572 INFO [stderr]   --> src/main.rs:42:5
Dec 18 18:48:23.572 INFO [stderr]    |
Dec 18 18:48:23.572 INFO [stderr] 42 | use libc::pthread_cancel;
Dec 18 18:48:23.572 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 18:48:23.572 INFO [stderr]    |
Dec 18 18:48:23.572 INFO [stderr]    = help: add #![feature(rustc_private)] to the crate attributes to enable
Dec 18 18:48:23.572 INFO [stderr] 
Dec 18 18:48:23.572 INFO [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Dec 18 18:48:23.572 INFO [stderr]    --> src/main.rs:270:5
Dec 18 18:48:23.572 INFO [stderr]     |
Dec 18 18:48:23.572 INFO [stderr] 270 |     pthread_cancel(wr);
Dec 18 18:48:23.572 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 18 18:48:23.572 INFO [stderr]     |
Dec 18 18:48:23.572 INFO [stderr]     = help: add #![feature(rustc_private)] to the crate attributes to enable
Dec 18 18:48:23.572 INFO [stderr] 
Dec 18 18:48:23.612 INFO [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Dec 18 18:48:23.612 INFO [stderr]   --> src/main.rs:41:1
Dec 18 18:48:23.612 INFO [stderr]    |
Dec 18 18:48:23.612 INFO [stderr] 41 | extern crate libc;
Dec 18 18:48:23.612 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 18 18:48:23.612 INFO [stderr]    |
Dec 18 18:48:23.612 INFO [stderr]    = help: add #![feature(rustc_private)] to the crate attributes to enable
Dec 18 18:48:23.612 INFO [stderr] 
Dec 18 18:48:23.612 INFO [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Dec 18 18:48:23.612 INFO [stderr]   --> src/main.rs:42:5
Dec 18 18:48:23.612 INFO [stderr]    |
Dec 18 18:48:23.612 INFO [stderr] 42 | use libc::pthread_cancel;
Dec 18 18:48:23.612 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 18:48:23.612 INFO [stderr]    |
Dec 18 18:48:23.612 INFO [stderr]    = help: add #![feature(rustc_private)] to the crate attributes to enable
Dec 18 18:48:23.612 INFO [stderr] 
Dec 18 18:48:23.612 INFO [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Dec 18 18:48:23.612 INFO [stderr]    --> src/main.rs:270:5
Dec 18 18:48:23.612 INFO [stderr]     |
Dec 18 18:48:23.612 INFO [stderr] 270 |     pthread_cancel(wr);
Dec 18 18:48:23.612 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 18 18:48:23.612 INFO [stderr]     |
Dec 18 18:48:23.612 INFO [stderr]     = help: add #![feature(rustc_private)] to the crate attributes to enable
Dec 18 18:48:23.612 INFO [stderr] 
Dec 18 18:48:23.812 INFO [stderr] error: aborting due to 3 previous errors
Dec 18 18:48:23.812 INFO [stderr] 
Dec 18 18:48:23.812 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Dec 18 18:48:23.821 INFO [stderr] error: Could not compile `abrute`.
Dec 18 18:48:23.821 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 18:48:23.838 INFO [stderr] error: aborting due to 3 previous errors
Dec 18 18:48:23.839 INFO [stderr] 
Dec 18 18:48:23.839 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Dec 18 18:48:23.854 INFO [stderr] error: Could not compile `abrute`.
Dec 18 18:48:23.854 INFO [stderr] 
Dec 18 18:48:23.854 INFO [stderr] To learn more, run the command again with --verbose.
Dec 18 18:48:24.122 INFO running `"docker" "inspect" "8fe319bf231953b2374fae34f386956e2b426d94644cb2faf5ec16c67eb486dc"`
Dec 18 18:48:24.193 INFO running `"docker" "rm" "-f" "8fe319bf231953b2374fae34f386956e2b426d94644cb2faf5ec16c67eb486dc"`
Dec 18 18:48:24.291 INFO [stdout] 8fe319bf231953b2374fae34f386956e2b426d94644cb2faf5ec16c67eb486dc