Dec 13 10:29:21.329 INFO testing mitsuhiko/systemfd against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 10:29:21.329 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 10:29:21.655 INFO [stdout] ef6509fe6fd8ca410dc61035313909fd95f5f1c47503867a11acef858710cf69
Dec 13 10:29:21.658 INFO running `"docker" "start" "-a" "ef6509fe6fd8ca410dc61035313909fd95f5f1c47503867a11acef858710cf69"`
Dec 13 10:29:21.991 INFO [stderr] usermod: no changes
Dec 13 10:29:22.095 INFO [stderr]    Compiling nix v0.10.0
Dec 13 10:29:22.095 INFO [stderr]    Compiling termios v0.2.2
Dec 13 10:29:22.096 INFO [stderr]    Compiling clicolors-control v0.2.0
Dec 13 10:29:22.098 INFO [stderr]    Compiling clap v2.31.2
Dec 13 10:29:22.098 INFO [stderr]    Compiling regex v0.2.11
Dec 13 10:29:22.098 INFO [stderr]    Compiling regex v1.0.0
Dec 13 10:29:22.098 INFO [stderr]    Compiling failure v0.1.1
Dec 13 10:29:46.901 INFO [stderr]    Compiling console v0.6.1
Dec 13 10:29:50.997 INFO [stderr]    Compiling systemfd v0.3.0 (/source)
Dec 13 10:29:52.500 INFO [stderr] warning: struct is never constructed: `QuietExit`
Dec 13 10:29:52.500 INFO [stderr]  --> src/utils.rs:5:1
Dec 13 10:29:52.500 INFO [stderr]   |
Dec 13 10:29:52.500 INFO [stderr] 5 | pub struct QuietExit(pub i32);
Dec 13 10:29:52.500 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 10:29:52.500 INFO [stderr]   |
Dec 13 10:29:52.500 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 10:29:52.500 INFO [stderr] 
Dec 13 10:29:52.515 INFO [stderr] warning: unused attribute
Dec 13 10:29:52.515 INFO [stderr]  --> src/utils.rs:4:1
Dec 13 10:29:52.515 INFO [stderr]   |
Dec 13 10:29:52.515 INFO [stderr] 4 | #[ignore(dead_code)]
Dec 13 10:29:52.515 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 13 10:29:52.515 INFO [stderr]   |
Dec 13 10:29:52.515 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 13 10:29:52.515 INFO [stderr] 
Dec 13 10:29:56.419 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.41s
Dec 13 10:29:56.435 INFO [stderr] su: No module specific data is present
Dec 13 10:29:57.224 INFO running `"docker" "inspect" "ef6509fe6fd8ca410dc61035313909fd95f5f1c47503867a11acef858710cf69"`
Dec 13 10:29:57.385 INFO running `"docker" "rm" "-f" "ef6509fe6fd8ca410dc61035313909fd95f5f1c47503867a11acef858710cf69"`
Dec 13 10:29:57.622 INFO [stdout] ef6509fe6fd8ca410dc61035313909fd95f5f1c47503867a11acef858710cf69
Dec 13 10:29:57.631 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 10:29:58.072 INFO [stdout] ebdd7b2ce7ddcd06b29547717e116f49a380253789e0e14e88a83ea2181492a3
Dec 13 10:29:58.081 INFO running `"docker" "start" "-a" "ebdd7b2ce7ddcd06b29547717e116f49a380253789e0e14e88a83ea2181492a3"`
Dec 13 10:29:59.129 INFO [stderr] usermod: no changes
Dec 13 10:29:59.311 INFO [stderr]    Compiling systemfd v0.3.0 (/source)
Dec 13 10:30:00.566 INFO [stderr] warning: struct is never constructed: `QuietExit`
Dec 13 10:30:00.566 INFO [stderr]  --> src/utils.rs:5:1
Dec 13 10:30:00.566 INFO [stderr]   |
Dec 13 10:30:00.566 INFO [stderr] 5 | pub struct QuietExit(pub i32);
Dec 13 10:30:00.566 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 10:30:00.566 INFO [stderr]   |
Dec 13 10:30:00.566 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 10:30:00.566 INFO [stderr] 
Dec 13 10:30:00.630 INFO [stderr] warning: unused attribute
Dec 13 10:30:00.631 INFO [stderr]  --> src/utils.rs:4:1
Dec 13 10:30:00.631 INFO [stderr]   |
Dec 13 10:30:00.631 INFO [stderr] 4 | #[ignore(dead_code)]
Dec 13 10:30:00.631 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 13 10:30:00.631 INFO [stderr]   |
Dec 13 10:30:00.631 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 13 10:30:00.631 INFO [stderr] 
Dec 13 10:30:00.978 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
Dec 13 10:30:00.985 INFO [stderr] su: No module specific data is present
Dec 13 10:30:01.505 INFO running `"docker" "inspect" "ebdd7b2ce7ddcd06b29547717e116f49a380253789e0e14e88a83ea2181492a3"`
Dec 13 10:30:01.637 INFO running `"docker" "rm" "-f" "ebdd7b2ce7ddcd06b29547717e116f49a380253789e0e14e88a83ea2181492a3"`
Dec 13 10:30:01.820 INFO [stdout] ebdd7b2ce7ddcd06b29547717e116f49a380253789e0e14e88a83ea2181492a3
Dec 13 10:30:01.820 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 10:30:02.359 INFO [stdout] eead1756704b73450610b4524892c2c7f3a993cf872074f725a2beaf88079e82
Dec 13 10:30:02.359 INFO running `"docker" "start" "-a" "eead1756704b73450610b4524892c2c7f3a993cf872074f725a2beaf88079e82"`
Dec 13 10:30:03.451 INFO [stderr] usermod: no changes
Dec 13 10:30:03.571 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
Dec 13 10:30:03.586 INFO [stderr]      Running /target/debug/deps/systemfd-299d61b3ad114b16
Dec 13 10:30:03.598 INFO [stdout] 
Dec 13 10:30:03.598 INFO [stdout] running 0 tests
Dec 13 10:30:03.598 INFO [stdout] 
Dec 13 10:30:03.598 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 10:30:03.598 INFO [stdout] 
Dec 13 10:30:03.599 INFO [stderr] su: No module specific data is present
Dec 13 10:30:04.027 INFO running `"docker" "inspect" "eead1756704b73450610b4524892c2c7f3a993cf872074f725a2beaf88079e82"`
Dec 13 10:30:04.255 INFO running `"docker" "rm" "-f" "eead1756704b73450610b4524892c2c7f3a993cf872074f725a2beaf88079e82"`
Dec 13 10:30:04.548 INFO [stdout] eead1756704b73450610b4524892c2c7f3a993cf872074f725a2beaf88079e82