Dec 06 00:37:43.463 INFO testing elpiel/rust-grep against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 00:37:43.463 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 00:37:43.676 INFO [stdout] d33b4600beacc60752f7812ef338757a6a5c5f39b0689932d2a7bd2935140267
Dec 06 00:37:43.678 INFO running `"docker" "start" "-a" "d33b4600beacc60752f7812ef338757a6a5c5f39b0689932d2a7bd2935140267"`
Dec 06 00:37:44.512 INFO [stderr] usermod: no changes
Dec 06 00:37:44.602 INFO [stderr]    Compiling grep v0.1.0 (/source)
Dec 06 00:37:45.412 INFO [stderr] warning: unused `#[macro_use]` import
Dec 06 00:37:45.412 INFO [stderr]  --> src/main.rs:1:1
Dec 06 00:37:45.412 INFO [stderr]   |
Dec 06 00:37:45.412 INFO [stderr] 1 | #[macro_use] extern crate lazy_static;
Dec 06 00:37:45.412 INFO [stderr]   | ^^^^^^^^^^^^
Dec 06 00:37:45.412 INFO [stderr]   |
Dec 06 00:37:45.412 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 00:37:45.412 INFO [stderr] 
Dec 06 00:37:45.479 INFO [stderr] warning: unused variable: `colorful_output`
Dec 06 00:37:45.479 INFO [stderr]   --> src/main.rs:11:9
Dec 06 00:37:45.479 INFO [stderr]    |
Dec 06 00:37:45.479 INFO [stderr] 11 |     let colorful_output = true;
Dec 06 00:37:45.479 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: consider using `_colorful_output` instead
Dec 06 00:37:45.479 INFO [stderr]    |
Dec 06 00:37:45.479 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 00:37:45.479 INFO [stderr] 
Dec 06 00:37:46.700 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.16s
Dec 06 00:37:46.704 INFO [stderr] su: No module specific data is present
Dec 06 00:37:47.272 INFO running `"docker" "inspect" "d33b4600beacc60752f7812ef338757a6a5c5f39b0689932d2a7bd2935140267"`
Dec 06 00:37:47.578 INFO running `"docker" "rm" "-f" "d33b4600beacc60752f7812ef338757a6a5c5f39b0689932d2a7bd2935140267"`
Dec 06 00:37:47.884 INFO [stdout] d33b4600beacc60752f7812ef338757a6a5c5f39b0689932d2a7bd2935140267
Dec 06 00:37:47.892 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 00:37:48.312 INFO [stdout] 08afed7c56e2c5e533d41b2bf92861b6b8e13a8c73fc7991d26b0d98d0e813c0
Dec 06 00:37:48.314 INFO running `"docker" "start" "-a" "08afed7c56e2c5e533d41b2bf92861b6b8e13a8c73fc7991d26b0d98d0e813c0"`
Dec 06 00:37:49.808 INFO [stderr] usermod: no changes
Dec 06 00:37:49.861 INFO [stderr]    Compiling grep v0.1.0 (/source)
Dec 06 00:37:50.644 INFO [stderr] warning: unused `#[macro_use]` import
Dec 06 00:37:50.644 INFO [stderr]  --> src/main.rs:1:1
Dec 06 00:37:50.644 INFO [stderr]   |
Dec 06 00:37:50.644 INFO [stderr] 1 | #[macro_use] extern crate lazy_static;
Dec 06 00:37:50.644 INFO [stderr]   | ^^^^^^^^^^^^
Dec 06 00:37:50.644 INFO [stderr]   |
Dec 06 00:37:50.644 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 00:37:50.644 INFO [stderr] 
Dec 06 00:37:50.680 INFO [stderr] warning: unused variable: `colorful_output`
Dec 06 00:37:50.680 INFO [stderr]   --> src/main.rs:11:9
Dec 06 00:37:50.680 INFO [stderr]    |
Dec 06 00:37:50.680 INFO [stderr] 11 |     let colorful_output = true;
Dec 06 00:37:50.680 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: consider using `_colorful_output` instead
Dec 06 00:37:50.680 INFO [stderr]    |
Dec 06 00:37:50.680 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 00:37:50.680 INFO [stderr] 
Dec 06 00:37:50.982 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
Dec 06 00:37:50.986 INFO [stderr] su: No module specific data is present
Dec 06 00:37:51.673 INFO running `"docker" "inspect" "08afed7c56e2c5e533d41b2bf92861b6b8e13a8c73fc7991d26b0d98d0e813c0"`
Dec 06 00:37:51.932 INFO running `"docker" "rm" "-f" "08afed7c56e2c5e533d41b2bf92861b6b8e13a8c73fc7991d26b0d98d0e813c0"`
Dec 06 00:37:52.384 INFO [stdout] 08afed7c56e2c5e533d41b2bf92861b6b8e13a8c73fc7991d26b0d98d0e813c0
Dec 06 00:37:52.386 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 00:37:52.805 INFO [stdout] 792efa64d0c20d4761e92c5ff5bc3180bcec9623be1673bd4153e709917b7d6f
Dec 06 00:37:52.807 INFO running `"docker" "start" "-a" "792efa64d0c20d4761e92c5ff5bc3180bcec9623be1673bd4153e709917b7d6f"`
Dec 06 00:37:54.120 INFO [stderr] usermod: no changes
Dec 06 00:37:54.232 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
Dec 06 00:37:54.240 INFO [stderr]      Running /target/debug/deps/grep-9ed362a9fd1bfeec
Dec 06 00:37:54.244 INFO [stdout] 
Dec 06 00:37:54.244 INFO [stdout] running 0 tests
Dec 06 00:37:54.244 INFO [stdout] 
Dec 06 00:37:54.244 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 00:37:54.244 INFO [stdout] 
Dec 06 00:37:54.246 INFO [stderr] su: No module specific data is present
Dec 06 00:37:54.850 INFO running `"docker" "inspect" "792efa64d0c20d4761e92c5ff5bc3180bcec9623be1673bd4153e709917b7d6f"`
Dec 06 00:37:55.076 INFO running `"docker" "rm" "-f" "792efa64d0c20d4761e92c5ff5bc3180bcec9623be1673bd4153e709917b7d6f"`
Dec 06 00:37:55.393 INFO [stdout] 792efa64d0c20d4761e92c5ff5bc3180bcec9623be1673bd4153e709917b7d6f