Dec 13 17:53:13.343 INFO testing gyscos/varf against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 17:53:13.343 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 17:53:13.507 INFO [stdout] 82164b6cf1558004152311116565d9040d48be8bfe32c19b54b770eee00bf0ee
Dec 13 17:53:13.509 INFO running `"docker" "start" "-a" "82164b6cf1558004152311116565d9040d48be8bfe32c19b54b770eee00bf0ee"`
Dec 13 17:53:13.928 INFO [stderr] usermod: no changes
Dec 13 17:53:14.275 INFO [stderr]    Compiling xdg-basedir v1.0.0
Dec 13 17:53:14.276 INFO [stderr]    Compiling conduit-mime-types v0.7.3
Dec 13 17:53:14.276 INFO [stderr]    Compiling serde_json v0.8.6
Dec 13 17:53:14.277 INFO [stderr]    Compiling handlebars v0.26.2
Dec 13 17:53:15.623 INFO [stderr]    Compiling iron v0.5.1
Dec 13 17:53:18.985 INFO [stderr]    Compiling persistent v0.3.0
Dec 13 17:53:18.985 INFO [stderr]    Compiling mount v0.3.0
Dec 13 17:53:18.987 INFO [stderr]    Compiling router v0.5.1
Dec 13 17:53:20.437 INFO [stderr]    Compiling bodyparser v0.5.0
Dec 13 17:53:23.695 INFO [stderr]    Compiling staticfile v0.4.0
Dec 13 17:53:24.687 INFO [stderr]    Compiling handlebars-iron v0.24.1
Dec 13 17:53:25.294 INFO [stderr]    Compiling urlencoded v0.5.0
Dec 13 17:53:28.747 INFO [stderr]    Compiling varf v0.1.2 (/source)
Dec 13 17:53:31.297 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 13 17:53:31.297 INFO [stderr]   --> src/visu.rs:71:5
Dec 13 17:53:31.297 INFO [stderr]    |
Dec 13 17:53:31.297 INFO [stderr] 71 | /     divs.iter()
Dec 13 17:53:31.297 INFO [stderr] 72 | |         .rev()
Dec 13 17:53:31.297 INFO [stderr] 73 | |         .map(|k| n / k)
Dec 13 17:53:31.297 INFO [stderr] 74 | |         .collect::<Vec<usize>>()
Dec 13 17:53:31.297 INFO [stderr] 75 | |         .iter()
Dec 13 17:53:31.297 INFO [stderr] 76 | |         .map(|k| divs.push(*k))
Dec 13 17:53:31.297 INFO [stderr] 77 | |         .collect::<Vec<()>>();
Dec 13 17:53:31.297 INFO [stderr]    | |______________________________^
Dec 13 17:53:31.297 INFO [stderr]    |
Dec 13 17:53:31.297 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 17:53:31.297 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 13 17:53:31.297 INFO [stderr] 
Dec 13 17:53:38.952 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.01s
Dec 13 17:53:38.967 INFO [stderr] su: No module specific data is present
Dec 13 17:53:39.779 INFO running `"docker" "inspect" "82164b6cf1558004152311116565d9040d48be8bfe32c19b54b770eee00bf0ee"`
Dec 13 17:53:40.077 INFO running `"docker" "rm" "-f" "82164b6cf1558004152311116565d9040d48be8bfe32c19b54b770eee00bf0ee"`
Dec 13 17:53:40.439 INFO [stdout] 82164b6cf1558004152311116565d9040d48be8bfe32c19b54b770eee00bf0ee
Dec 13 17:53:40.447 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 17:53:40.991 INFO [stdout] 6db70e3ba0d7da80ea0028b454c1f2be6be15f173e7378c81cdfa9c4dde41f3c
Dec 13 17:53:40.993 INFO running `"docker" "start" "-a" "6db70e3ba0d7da80ea0028b454c1f2be6be15f173e7378c81cdfa9c4dde41f3c"`
Dec 13 17:53:43.383 INFO [stderr] usermod: no changes
Dec 13 17:53:43.625 INFO [stderr]    Compiling varf v0.1.2 (/source)
Dec 13 17:53:46.387 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 13 17:53:46.387 INFO [stderr]   --> src/visu.rs:71:5
Dec 13 17:53:46.387 INFO [stderr]    |
Dec 13 17:53:46.387 INFO [stderr] 71 | /     divs.iter()
Dec 13 17:53:46.387 INFO [stderr] 72 | |         .rev()
Dec 13 17:53:46.387 INFO [stderr] 73 | |         .map(|k| n / k)
Dec 13 17:53:46.387 INFO [stderr] 74 | |         .collect::<Vec<usize>>()
Dec 13 17:53:46.387 INFO [stderr] 75 | |         .iter()
Dec 13 17:53:46.387 INFO [stderr] 76 | |         .map(|k| divs.push(*k))
Dec 13 17:53:46.387 INFO [stderr] 77 | |         .collect::<Vec<()>>();
Dec 13 17:53:46.387 INFO [stderr]    | |______________________________^
Dec 13 17:53:46.387 INFO [stderr]    |
Dec 13 17:53:46.387 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 17:53:46.387 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 13 17:53:46.387 INFO [stderr] 
Dec 13 17:53:46.836 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.39s
Dec 13 17:53:46.849 INFO [stderr] su: No module specific data is present
Dec 13 17:53:48.154 INFO running `"docker" "inspect" "6db70e3ba0d7da80ea0028b454c1f2be6be15f173e7378c81cdfa9c4dde41f3c"`
Dec 13 17:53:48.455 INFO running `"docker" "rm" "-f" "6db70e3ba0d7da80ea0028b454c1f2be6be15f173e7378c81cdfa9c4dde41f3c"`
Dec 13 17:53:48.646 INFO [stdout] 6db70e3ba0d7da80ea0028b454c1f2be6be15f173e7378c81cdfa9c4dde41f3c
Dec 13 17:53:48.655 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 17:53:49.087 INFO [stdout] f656e91efddf8fc2d928944d7ffd61c5e51f515821f26776a26e4ad4d946b0c7
Dec 13 17:53:49.089 INFO running `"docker" "start" "-a" "f656e91efddf8fc2d928944d7ffd61c5e51f515821f26776a26e4ad4d946b0c7"`
Dec 13 17:53:50.530 INFO [stderr] usermod: no changes
Dec 13 17:53:50.862 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
Dec 13 17:53:50.884 INFO [stderr]      Running /target/debug/deps/varf-e67288d6ebad6ddf
Dec 13 17:53:50.890 INFO [stdout] 
Dec 13 17:53:50.890 INFO [stdout] running 0 tests
Dec 13 17:53:50.891 INFO [stdout] 
Dec 13 17:53:50.891 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 17:53:50.891 INFO [stdout] 
Dec 13 17:53:50.899 INFO [stderr] su: No module specific data is present
Dec 13 17:53:52.001 INFO running `"docker" "inspect" "f656e91efddf8fc2d928944d7ffd61c5e51f515821f26776a26e4ad4d946b0c7"`
Dec 13 17:53:52.225 INFO running `"docker" "rm" "-f" "f656e91efddf8fc2d928944d7ffd61c5e51f515821f26776a26e4ad4d946b0c7"`
Dec 13 17:53:52.590 INFO [stdout] f656e91efddf8fc2d928944d7ffd61c5e51f515821f26776a26e4ad4d946b0c7