Dec 13 18:20:57.607 INFO testing gluaxspeed/spreader against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 18:20:57.607 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 18:20:58.039 INFO [stdout] 2a6367eb1d5fa514ec0dc906b9b010453088ea4358b7d4980049f1bc43590822
Dec 13 18:20:58.042 INFO running `"docker" "start" "-a" "2a6367eb1d5fa514ec0dc906b9b010453088ea4358b7d4980049f1bc43590822"`
Dec 13 18:20:58.899 INFO [stderr] usermod: no changes
Dec 13 18:20:59.334 INFO [stderr]    Compiling serde_json v1.0.10
Dec 13 18:20:59.334 INFO [stderr]    Compiling crossbeam-epoch v0.4.0
Dec 13 18:20:59.337 INFO [stderr]    Compiling syn v0.12.14
Dec 13 18:20:59.355 INFO [stderr]    Compiling cssparser v0.23.2
Dec 13 18:20:59.355 INFO [stderr]    Compiling regex v0.2.7
Dec 13 18:20:59.355 INFO [stderr]    Compiling num v0.1.42
Dec 13 18:20:59.355 INFO [stderr]    Compiling serde_urlencoded v0.5.1
Dec 13 18:20:59.355 INFO [stderr]    Compiling native-tls v0.1.5
Dec 13 18:21:00.395 INFO [stderr]    Compiling failure v0.1.1
Dec 13 18:21:04.090 INFO [stderr]    Compiling string_cache_codegen v0.4.0
Dec 13 18:21:04.090 INFO [stderr]    Compiling chrono v0.4.0
Dec 13 18:21:04.107 INFO [stderr]    Compiling crossbeam-deque v0.3.0
Dec 13 18:21:04.187 INFO [stderr]    Compiling selectors v0.19.0
Dec 13 18:21:05.881 INFO [stderr]    Compiling quick-xml v0.12.1
Dec 13 18:21:14.747 INFO [stderr]    Compiling tokio-threadpool v0.1.0
Dec 13 18:21:22.243 INFO [stderr]    Compiling string_cache v0.7.1
Dec 13 18:21:22.411 INFO [stderr]    Compiling tokio v0.1.3
Dec 13 18:21:28.763 INFO [stderr]    Compiling tokio-core v0.1.14
Dec 13 18:21:36.236 INFO [stderr]    Compiling serde_derive_internals v0.20.0
Dec 13 18:21:36.236 INFO [stderr]    Compiling cssparser-macros v0.3.2
Dec 13 18:21:37.121 INFO [stderr]    Compiling tokio-proto v0.1.1
Dec 13 18:21:37.121 INFO [stderr]    Compiling tokio-tls v0.1.4
Dec 13 18:21:45.923 INFO [stderr]    Compiling serde_derive v1.0.29
Dec 13 18:21:47.731 INFO [stderr]    Compiling hyper v0.11.22
Dec 13 18:21:59.543 INFO [stderr]    Compiling markup5ever v0.7.2
Dec 13 18:22:03.925 INFO [stderr]    Compiling hyper-tls v0.1.2
Dec 13 18:22:06.355 INFO [stderr]    Compiling reqwest v0.8.5
Dec 13 18:22:09.919 INFO [stderr]    Compiling html5ever v0.22.0
Dec 13 18:22:15.594 INFO [stderr]    Compiling scraper v0.6.0
Dec 13 18:22:16.524 INFO [stderr]    Compiling rss v1.4.0
Dec 13 18:22:27.499 INFO [stderr]    Compiling backend v0.1.0 (/source)
Dec 13 18:22:32.406 INFO [stderr] warning: function is never used: `write_tracker`
Dec 13 18:22:32.406 INFO [stderr]    --> src/main.rs:145:1
Dec 13 18:22:32.406 INFO [stderr]     |
Dec 13 18:22:32.406 INFO [stderr] 145 | fn write_tracker<T: std::string::ToString>(path: &str, index: T) {
Dec 13 18:22:32.406 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:22:32.406 INFO [stderr]     |
Dec 13 18:22:32.406 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 18:22:32.406 INFO [stderr] 
Dec 13 18:22:39.856 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
Dec 13 18:22:39.895 INFO [stderr] su: No module specific data is present
Dec 13 18:22:40.611 INFO running `"docker" "inspect" "2a6367eb1d5fa514ec0dc906b9b010453088ea4358b7d4980049f1bc43590822"`
Dec 13 18:22:40.899 INFO running `"docker" "rm" "-f" "2a6367eb1d5fa514ec0dc906b9b010453088ea4358b7d4980049f1bc43590822"`
Dec 13 18:22:41.255 INFO [stdout] 2a6367eb1d5fa514ec0dc906b9b010453088ea4358b7d4980049f1bc43590822
Dec 13 18:22:41.263 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 18:22:41.789 INFO [stdout] 8200c27150d89c6e3d83e8e28824a5a3e2799fce858c2c0386135722810ee0ae
Dec 13 18:22:41.791 INFO running `"docker" "start" "-a" "8200c27150d89c6e3d83e8e28824a5a3e2799fce858c2c0386135722810ee0ae"`
Dec 13 18:22:43.015 INFO [stderr] usermod: no changes
Dec 13 18:22:43.371 INFO [stderr]    Compiling backend v0.1.0 (/source)
Dec 13 18:22:48.073 INFO [stderr] warning: function is never used: `write_tracker`
Dec 13 18:22:48.073 INFO [stderr]    --> src/main.rs:145:1
Dec 13 18:22:48.073 INFO [stderr]     |
Dec 13 18:22:48.073 INFO [stderr] 145 | fn write_tracker<T: std::string::ToString>(path: &str, index: T) {
Dec 13 18:22:48.073 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:22:48.073 INFO [stderr]     |
Dec 13 18:22:48.073 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 18:22:48.073 INFO [stderr] 
Dec 13 18:22:48.443 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.41s
Dec 13 18:22:48.467 INFO [stderr] su: No module specific data is present
Dec 13 18:22:49.207 INFO running `"docker" "inspect" "8200c27150d89c6e3d83e8e28824a5a3e2799fce858c2c0386135722810ee0ae"`
Dec 13 18:22:49.585 INFO running `"docker" "rm" "-f" "8200c27150d89c6e3d83e8e28824a5a3e2799fce858c2c0386135722810ee0ae"`
Dec 13 18:22:49.927 INFO [stdout] 8200c27150d89c6e3d83e8e28824a5a3e2799fce858c2c0386135722810ee0ae
Dec 13 18:22:49.929 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 18:22:50.366 INFO [stdout] 58ff68d4501e97264fc862b67b63891f58b816196f171bbaa1c71e7ccd68a54a
Dec 13 18:22:50.368 INFO running `"docker" "start" "-a" "58ff68d4501e97264fc862b67b63891f58b816196f171bbaa1c71e7ccd68a54a"`
Dec 13 18:22:51.875 INFO [stderr] usermod: no changes
Dec 13 18:22:52.267 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
Dec 13 18:22:52.286 INFO [stderr]      Running /target/debug/deps/backend-e0ad2151d3077a77
Dec 13 18:22:52.292 INFO [stdout] 
Dec 13 18:22:52.292 INFO [stdout] running 0 tests
Dec 13 18:22:52.292 INFO [stdout] 
Dec 13 18:22:52.292 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 18:22:52.292 INFO [stdout] 
Dec 13 18:22:52.296 INFO [stderr] su: No module specific data is present
Dec 13 18:22:53.496 INFO running `"docker" "inspect" "58ff68d4501e97264fc862b67b63891f58b816196f171bbaa1c71e7ccd68a54a"`
Dec 13 18:22:53.883 INFO running `"docker" "rm" "-f" "58ff68d4501e97264fc862b67b63891f58b816196f171bbaa1c71e7ccd68a54a"`
Dec 13 18:22:54.171 INFO [stdout] 58ff68d4501e97264fc862b67b63891f58b816196f171bbaa1c71e7ccd68a54a