Dec 18 12:37:08.189 INFO checking r2pipe-0.4.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 12:37:08.189 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/r2pipe/0.4.0:/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 12:37:08.349 INFO [stdout] 17a187842866cb4cd257a5464dd73c71d0c3e9d8f090978f7bc69624e9b7a255
Dec 18 12:37:08.350 INFO running `"docker" "start" "-a" "17a187842866cb4cd257a5464dd73c71d0c3e9d8f090978f7bc69624e9b7a255"`
Dec 18 12:37:09.055 INFO [stderr]     Checking r2pipe v0.4.0 (/opt/crater/workdir)
Dec 18 12:37:10.273 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 12:37:10.273 INFO [stderr]  --> examples/quit.rs:1:1
Dec 18 12:37:10.273 INFO [stderr]   |
Dec 18 12:37:10.273 INFO [stderr] 1 | #[macro_use]
Dec 18 12:37:10.273 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 12:37:10.273 INFO [stderr]   |
Dec 18 12:37:10.273 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 12:37:10.273 INFO [stderr] 
Dec 18 12:37:10.500 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 12:37:10.500 INFO [stderr]  --> examples/main.rs:1:1
Dec 18 12:37:10.500 INFO [stderr]   |
Dec 18 12:37:10.500 INFO [stderr] 1 | #[macro_use] extern crate r2pipe;
Dec 18 12:37:10.500 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 12:37:10.500 INFO [stderr]   |
Dec 18 12:37:10.500 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 12:37:10.500 INFO [stderr] 
Dec 18 12:37:10.500 INFO [stderr] warning: unused import: `std::process`
Dec 18 12:37:10.500 INFO [stderr]  --> examples/main.rs:4:5
Dec 18 12:37:10.500 INFO [stderr]   |
Dec 18 12:37:10.500 INFO [stderr] 4 | use std::process;
Dec 18 12:37:10.500 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 18 12:37:10.500 INFO [stderr] 
Dec 18 12:37:10.544 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 12:37:10.544 INFO [stderr]  --> examples/r2_example.rs:1:1
Dec 18 12:37:10.544 INFO [stderr]   |
Dec 18 12:37:10.544 INFO [stderr] 1 | #[macro_use] extern crate r2pipe;
Dec 18 12:37:10.544 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 12:37:10.544 INFO [stderr]   |
Dec 18 12:37:10.544 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 12:37:10.544 INFO [stderr] 
Dec 18 12:37:10.693 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
Dec 18 12:37:11.017 INFO running `"docker" "inspect" "17a187842866cb4cd257a5464dd73c71d0c3e9d8f090978f7bc69624e9b7a255"`
Dec 18 12:37:11.110 INFO running `"docker" "rm" "-f" "17a187842866cb4cd257a5464dd73c71d0c3e9d8f090978f7bc69624e9b7a255"`
Dec 18 12:37:11.183 INFO [stdout] 17a187842866cb4cd257a5464dd73c71d0c3e9d8f090978f7bc69624e9b7a255