Dec 14 11:16:30.373 INFO testing ColeGitHub/Rust_Minigrep against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 11:16:30.373 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 14 11:16:30.695 INFO [stdout] bf8966ae2b9c04e340ba423adc3dca79aadf80c55cdcfb9c2b5e7b66ccbb2db7
Dec 14 11:16:30.700 INFO running `"docker" "start" "-a" "bf8966ae2b9c04e340ba423adc3dca79aadf80c55cdcfb9c2b5e7b66ccbb2db7"`
Dec 14 11:16:31.682 INFO [stderr] usermod: no changes
Dec 14 11:16:31.739 INFO [stderr]    Compiling minigrep v0.1.0 (/source)
Dec 14 11:16:32.247 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 14 11:16:32.247 INFO [stderr]  --> src/lib.rs:3:5
Dec 14 11:16:32.247 INFO [stderr]   |
Dec 14 11:16:32.247 INFO [stderr] 3 | use std::io::prelude::*;
Dec 14 11:16:32.247 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 11:16:32.247 INFO [stderr]   |
Dec 14 11:16:32.247 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 11:16:32.247 INFO [stderr] 
Dec 14 11:16:33.554 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
Dec 14 11:16:33.563 INFO [stderr] su: No module specific data is present
Dec 14 11:16:34.253 INFO running `"docker" "inspect" "bf8966ae2b9c04e340ba423adc3dca79aadf80c55cdcfb9c2b5e7b66ccbb2db7"`
Dec 14 11:16:34.685 INFO running `"docker" "rm" "-f" "bf8966ae2b9c04e340ba423adc3dca79aadf80c55cdcfb9c2b5e7b66ccbb2db7"`
Dec 14 11:16:34.909 INFO [stdout] bf8966ae2b9c04e340ba423adc3dca79aadf80c55cdcfb9c2b5e7b66ccbb2db7
Dec 14 11:16:34.912 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 14 11:16:35.479 INFO [stdout] 5eb67ee0d48ea3bfed6360459f146e59e975449e4114fcf6e76d3469623f13b2
Dec 14 11:16:35.487 INFO running `"docker" "start" "-a" "5eb67ee0d48ea3bfed6360459f146e59e975449e4114fcf6e76d3469623f13b2"`
Dec 14 11:16:36.495 INFO [stderr] usermod: no changes
Dec 14 11:16:36.580 INFO [stderr]    Compiling minigrep v0.1.0 (/source)
Dec 14 11:16:37.447 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 14 11:16:37.447 INFO [stderr]  --> src/lib.rs:3:5
Dec 14 11:16:37.447 INFO [stderr]   |
Dec 14 11:16:37.447 INFO [stderr] 3 | use std::io::prelude::*;
Dec 14 11:16:37.447 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 11:16:37.447 INFO [stderr]   |
Dec 14 11:16:37.447 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 11:16:37.447 INFO [stderr] 
Dec 14 11:16:38.342 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
Dec 14 11:16:38.343 INFO [stderr] su: No module specific data is present
Dec 14 11:16:39.020 INFO running `"docker" "inspect" "5eb67ee0d48ea3bfed6360459f146e59e975449e4114fcf6e76d3469623f13b2"`
Dec 14 11:16:39.312 INFO running `"docker" "rm" "-f" "5eb67ee0d48ea3bfed6360459f146e59e975449e4114fcf6e76d3469623f13b2"`
Dec 14 11:16:39.530 INFO [stdout] 5eb67ee0d48ea3bfed6360459f146e59e975449e4114fcf6e76d3469623f13b2
Dec 14 11:16:39.537 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 14 11:16:40.030 INFO [stdout] 9c5f547d880954318109e0472a91f4c11317da876d0fa8b1363ce62cb3a6f94f
Dec 14 11:16:40.030 INFO running `"docker" "start" "-a" "9c5f547d880954318109e0472a91f4c11317da876d0fa8b1363ce62cb3a6f94f"`
Dec 14 11:16:41.166 INFO [stderr] usermod: no changes
Dec 14 11:16:41.247 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 14 11:16:41.251 INFO [stderr]      Running /target/debug/deps/minigrep-f10cb66633dd3da5
Dec 14 11:16:41.271 INFO [stderr]      Running /target/debug/deps/minigrep-7b2b01996a43abe8
Dec 14 11:16:41.271 INFO [stdout] 
Dec 14 11:16:41.271 INFO [stdout] running 0 tests
Dec 14 11:16:41.271 INFO [stdout] 
Dec 14 11:16:41.271 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 11:16:41.271 INFO [stdout] 
Dec 14 11:16:41.279 INFO [stderr]    Doc-tests minigrep
Dec 14 11:16:41.279 INFO [stdout] 
Dec 14 11:16:41.279 INFO [stdout] running 0 tests
Dec 14 11:16:41.279 INFO [stdout] 
Dec 14 11:16:41.279 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 11:16:41.279 INFO [stdout] 
Dec 14 11:16:42.033 INFO [stdout] 
Dec 14 11:16:42.033 INFO [stdout] running 0 tests
Dec 14 11:16:42.033 INFO [stdout] 
Dec 14 11:16:42.033 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 11:16:42.033 INFO [stdout] 
Dec 14 11:16:42.051 INFO [stderr] su: No module specific data is present
Dec 14 11:16:42.593 INFO running `"docker" "inspect" "9c5f547d880954318109e0472a91f4c11317da876d0fa8b1363ce62cb3a6f94f"`
Dec 14 11:16:42.989 INFO running `"docker" "rm" "-f" "9c5f547d880954318109e0472a91f4c11317da876d0fa8b1363ce62cb3a6f94f"`
Dec 14 11:16:43.243 INFO [stdout] 9c5f547d880954318109e0472a91f4c11317da876d0fa8b1363ce62cb3a6f94f