Dec 15 00:56:54.990 INFO testing promises-0.2.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 00:56:54.990 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 15 00:56:55.187 INFO [stdout] a1099142ece93b6c8fac67aff78a9697fce504a4b00ba9321388c1d5a54d2606
Dec 15 00:56:55.189 INFO running `"docker" "start" "-a" "a1099142ece93b6c8fac67aff78a9697fce504a4b00ba9321388c1d5a54d2606"`
Dec 15 00:56:55.654 INFO [stderr] usermod: no changes
Dec 15 00:56:55.675 INFO [stderr]    Compiling promises v0.2.0 (/source)
Dec 15 00:56:56.152 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
Dec 15 00:56:56.159 INFO [stderr] su: No module specific data is present
Dec 15 00:56:56.903 INFO running `"docker" "inspect" "a1099142ece93b6c8fac67aff78a9697fce504a4b00ba9321388c1d5a54d2606"`
Dec 15 00:56:57.284 INFO running `"docker" "rm" "-f" "a1099142ece93b6c8fac67aff78a9697fce504a4b00ba9321388c1d5a54d2606"`
Dec 15 00:56:57.695 INFO [stdout] a1099142ece93b6c8fac67aff78a9697fce504a4b00ba9321388c1d5a54d2606
Dec 15 00:56:57.703 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 15 00:56:58.239 INFO [stdout] be30b445d842ab1d28c06f7bde4a9ae529114fb3d9a2cf8d52376250eb2cbe48
Dec 15 00:56:58.242 INFO running `"docker" "start" "-a" "be30b445d842ab1d28c06f7bde4a9ae529114fb3d9a2cf8d52376250eb2cbe48"`
Dec 15 00:56:59.715 INFO [stderr] usermod: no changes
Dec 15 00:56:59.783 INFO [stderr]    Compiling promises v0.2.0 (/source)
Dec 15 00:57:00.494 INFO [stderr] warning: unused import: `std::fs`
Dec 15 00:57:00.494 INFO [stderr]  --> src/tests.rs:4:5
Dec 15 00:57:00.494 INFO [stderr]   |
Dec 15 00:57:00.494 INFO [stderr] 4 | use std::fs;
Dec 15 00:57:00.494 INFO [stderr]   |     ^^^^^^^
Dec 15 00:57:00.494 INFO [stderr]   |
Dec 15 00:57:00.494 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 15 00:57:00.494 INFO [stderr] 
Dec 15 00:57:00.547 INFO [stderr] warning: unused variable: `file`
Dec 15 00:57:00.547 INFO [stderr]   --> src/tests.rs:23:12
Dec 15 00:57:00.547 INFO [stderr]    |
Dec 15 00:57:00.547 INFO [stderr] 23 |         Ok(file) => println!("Created a file!"),
Dec 15 00:57:00.547 INFO [stderr]    |            ^^^^ help: consider using `_file` instead
Dec 15 00:57:00.547 INFO [stderr]    |
Dec 15 00:57:00.547 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 15 00:57:00.547 INFO [stderr] 
Dec 15 00:57:00.547 INFO [stderr] warning: unused variable: `p`
Dec 15 00:57:00.547 INFO [stderr]   --> src/tests.rs:31:9
Dec 15 00:57:00.547 INFO [stderr]    |
Dec 15 00:57:00.547 INFO [stderr] 31 |     let p: Promise<(), ()> = Promise::new(|| {
Dec 15 00:57:00.547 INFO [stderr]    |         ^ help: consider using `_p` instead
Dec 15 00:57:00.547 INFO [stderr] 
Dec 15 00:57:00.583 INFO [stderr] warning: function is never used: `create_file`
Dec 15 00:57:00.583 INFO [stderr]   --> src/tests.rs:13:1
Dec 15 00:57:00.583 INFO [stderr]    |
Dec 15 00:57:00.583 INFO [stderr] 13 | fn create_file() -> Result<File, io::Error> {
Dec 15 00:57:00.583 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 00:57:00.583 INFO [stderr]    |
Dec 15 00:57:00.583 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 00:57:00.583 INFO [stderr] 
Dec 15 00:57:02.191 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
Dec 15 00:57:02.191 INFO [stderr] su: No module specific data is present
Dec 15 00:57:02.727 INFO running `"docker" "inspect" "be30b445d842ab1d28c06f7bde4a9ae529114fb3d9a2cf8d52376250eb2cbe48"`
Dec 15 00:57:02.928 INFO running `"docker" "rm" "-f" "be30b445d842ab1d28c06f7bde4a9ae529114fb3d9a2cf8d52376250eb2cbe48"`
Dec 15 00:57:03.192 INFO [stdout] be30b445d842ab1d28c06f7bde4a9ae529114fb3d9a2cf8d52376250eb2cbe48
Dec 15 00:57:03.199 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 15 00:57:03.667 INFO [stdout] fe9d1a590fbb8b24e7421ed26c0d8e5f6a3c45639063844af07ea6759ab51031
Dec 15 00:57:03.675 INFO running `"docker" "start" "-a" "fe9d1a590fbb8b24e7421ed26c0d8e5f6a3c45639063844af07ea6759ab51031"`
Dec 15 00:57:04.378 INFO [stderr] usermod: no changes
Dec 15 00:57:04.422 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 15 00:57:04.425 INFO [stderr]      Running /target/debug/deps/promises-a0bad6f4350be376
Dec 15 00:57:04.425 INFO [stdout] 
Dec 15 00:57:04.425 INFO [stdout] running 1 test
Dec 15 00:57:04.425 INFO [stdout] Handling result
Dec 15 00:57:04.425 INFO [stdout] Created a file!
Dec 15 00:57:05.430 INFO [stdout] test tests::test_new ... ok
Dec 15 00:57:05.430 INFO [stdout] 
Dec 15 00:57:05.430 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 00:57:05.430 INFO [stdout] 
Dec 15 00:57:05.431 INFO [stderr]    Doc-tests promises
Dec 15 00:57:06.161 INFO [stdout] 
Dec 15 00:57:06.161 INFO [stdout] running 0 tests
Dec 15 00:57:06.161 INFO [stdout] 
Dec 15 00:57:06.161 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 00:57:06.161 INFO [stdout] 
Dec 15 00:57:06.167 INFO [stderr] su: No module specific data is present
Dec 15 00:57:06.445 INFO running `"docker" "inspect" "fe9d1a590fbb8b24e7421ed26c0d8e5f6a3c45639063844af07ea6759ab51031"`
Dec 15 00:57:06.533 INFO running `"docker" "rm" "-f" "fe9d1a590fbb8b24e7421ed26c0d8e5f6a3c45639063844af07ea6759ab51031"`
Dec 15 00:57:06.630 INFO [stdout] fe9d1a590fbb8b24e7421ed26c0d8e5f6a3c45639063844af07ea6759ab51031