Dec 13 16:06:51.069 INFO testing jakobbeckmann/chans_algorithm against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 16:06:51.069 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 13 16:06:51.596 INFO [stdout] 2321355caa8a68375128415bd5165be5bd00b6cb635df0d43ebf1c9544dd1007
Dec 13 16:06:51.598 INFO running `"docker" "start" "-a" "2321355caa8a68375128415bd5165be5bd00b6cb635df0d43ebf1c9544dd1007"`
Dec 13 16:06:53.679 INFO [stderr] usermod: no changes
Dec 13 16:06:53.875 INFO [stderr]    Compiling cc v1.0.2
Dec 13 16:06:53.895 INFO [stderr]    Compiling ordered-float v0.5.0
Dec 13 16:06:53.895 INFO [stderr]    Compiling serde_yaml v0.7.1
Dec 13 16:06:53.895 INFO [stderr]    Compiling csv v1.0.0-beta.5
Dec 13 16:06:53.899 INFO [stderr]    Compiling chrono v0.3.0
Dec 13 16:06:56.499 INFO [stderr]    Compiling serde-value v0.5.1
Dec 13 16:07:03.056 INFO [stderr]    Compiling miniz-sys v0.1.10
Dec 13 16:07:07.229 INFO [stderr]    Compiling flate2 v0.2.20
Dec 13 16:07:08.847 INFO [stderr]    Compiling log4rs v0.7.0
Dec 13 16:07:21.536 INFO [stderr]    Compiling chan v0.1.0 (/source)
Dec 13 16:07:24.527 INFO [stderr] warning: unused variable: `idx`
Dec 13 16:07:24.527 INFO [stderr]   --> src/util/chan.rs:30:9
Dec 13 16:07:24.527 INFO [stderr]    |
Dec 13 16:07:24.527 INFO [stderr] 30 |     for idx in 0..parallelism {
Dec 13 16:07:24.527 INFO [stderr]    |         ^^^ help: consider using `_idx` instead
Dec 13 16:07:24.527 INFO [stderr]    |
Dec 13 16:07:24.527 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 16:07:24.527 INFO [stderr] 
Dec 13 16:07:24.575 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:24.575 INFO [stderr]   --> src/io.rs:74:5
Dec 13 16:07:24.575 INFO [stderr]    |
Dec 13 16:07:24.575 INFO [stderr] 74 |     writeln!(file, "{},{}", "x value", "y value");
Dec 13 16:07:24.575 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:24.575 INFO [stderr]    |
Dec 13 16:07:24.575 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 16:07:24.575 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:24.575 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 16:07:24.575 INFO [stderr] 
Dec 13 16:07:24.575 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:24.575 INFO [stderr]   --> src/io.rs:84:13
Dec 13 16:07:24.575 INFO [stderr]    |
Dec 13 16:07:24.575 INFO [stderr] 84 |             writeln!(file, "{},{}", x, y);
Dec 13 16:07:24.575 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:24.575 INFO [stderr]    |
Dec 13 16:07:24.575 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:24.575 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 16:07:24.575 INFO [stderr] 
Dec 13 16:07:24.575 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:24.575 INFO [stderr]   --> src/io.rs:98:5
Dec 13 16:07:24.575 INFO [stderr]    |
Dec 13 16:07:24.575 INFO [stderr] 98 |     writeln!(file, "{},{}", "x value", "y value");
Dec 13 16:07:24.575 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:24.575 INFO [stderr]    |
Dec 13 16:07:24.575 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:24.575 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 16:07:24.575 INFO [stderr] 
Dec 13 16:07:24.575 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:24.575 INFO [stderr]    --> src/io.rs:100:9
Dec 13 16:07:24.575 INFO [stderr]     |
Dec 13 16:07:24.575 INFO [stderr] 100 |         writeln!(file, "{},{}", point.x, point.y);
Dec 13 16:07:24.575 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:24.575 INFO [stderr]     |
Dec 13 16:07:24.575 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:24.575 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 16:07:24.575 INFO [stderr] 
Dec 13 16:07:27.271 INFO [stderr] warning: value assigned to `hull` is never read
Dec 13 16:07:27.271 INFO [stderr]   --> src/main.rs:36:13
Dec 13 16:07:27.271 INFO [stderr]    |
Dec 13 16:07:27.271 INFO [stderr] 36 |     let mut hull: Vec<Point> = Vec::with_capacity(1_000_000);   // TODO: this could be made smaller maybe
Dec 13 16:07:27.271 INFO [stderr]    |             ^^^^
Dec 13 16:07:27.271 INFO [stderr]    |
Dec 13 16:07:27.271 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 13 16:07:27.271 INFO [stderr] 
Dec 13 16:07:29.199 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.49s
Dec 13 16:07:29.199 INFO [stderr] su: No module specific data is present
Dec 13 16:07:29.959 INFO running `"docker" "inspect" "2321355caa8a68375128415bd5165be5bd00b6cb635df0d43ebf1c9544dd1007"`
Dec 13 16:07:30.255 INFO running `"docker" "rm" "-f" "2321355caa8a68375128415bd5165be5bd00b6cb635df0d43ebf1c9544dd1007"`
Dec 13 16:07:30.543 INFO [stdout] 2321355caa8a68375128415bd5165be5bd00b6cb635df0d43ebf1c9544dd1007
Dec 13 16:07:30.551 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 13 16:07:31.168 INFO [stdout] 6bc9bd37f9ec24f6582209cbe96a68351973026122a81b368e0df7f9585491db
Dec 13 16:07:31.175 INFO running `"docker" "start" "-a" "6bc9bd37f9ec24f6582209cbe96a68351973026122a81b368e0df7f9585491db"`
Dec 13 16:07:32.590 INFO [stderr] usermod: no changes
Dec 13 16:07:32.739 INFO [stderr]    Compiling chan v0.1.0 (/source)
Dec 13 16:07:34.705 INFO [stderr] warning: unused import: `super::*`
Dec 13 16:07:34.705 INFO [stderr]    --> src/util/chan.rs:147:9
Dec 13 16:07:34.705 INFO [stderr]     |
Dec 13 16:07:34.705 INFO [stderr] 147 |     use super::*;
Dec 13 16:07:34.705 INFO [stderr]     |         ^^^^^^^^
Dec 13 16:07:34.705 INFO [stderr]     |
Dec 13 16:07:34.705 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 13 16:07:34.705 INFO [stderr] 
Dec 13 16:07:34.885 INFO [stderr] warning: unused variable: `idx`
Dec 13 16:07:34.885 INFO [stderr]   --> src/util/chan.rs:30:9
Dec 13 16:07:34.885 INFO [stderr]    |
Dec 13 16:07:34.885 INFO [stderr] 30 |     for idx in 0..parallelism {
Dec 13 16:07:34.885 INFO [stderr]    |         ^^^ help: consider using `_idx` instead
Dec 13 16:07:34.886 INFO [stderr]    |
Dec 13 16:07:34.886 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 16:07:34.886 INFO [stderr] 
Dec 13 16:07:34.940 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:34.940 INFO [stderr]   --> src/io.rs:74:5
Dec 13 16:07:34.940 INFO [stderr]    |
Dec 13 16:07:34.940 INFO [stderr] 74 |     writeln!(file, "{},{}", "x value", "y value");
Dec 13 16:07:34.940 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:34.940 INFO [stderr]    |
Dec 13 16:07:34.940 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 16:07:34.940 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:34.940 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 16:07:34.940 INFO [stderr] 
Dec 13 16:07:34.940 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:34.940 INFO [stderr]   --> src/io.rs:84:13
Dec 13 16:07:34.940 INFO [stderr]    |
Dec 13 16:07:34.940 INFO [stderr] 84 |             writeln!(file, "{},{}", x, y);
Dec 13 16:07:34.940 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:34.940 INFO [stderr]    |
Dec 13 16:07:34.940 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:34.940 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 16:07:34.940 INFO [stderr] 
Dec 13 16:07:34.940 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:34.940 INFO [stderr]   --> src/io.rs:98:5
Dec 13 16:07:34.940 INFO [stderr]    |
Dec 13 16:07:34.940 INFO [stderr] 98 |     writeln!(file, "{},{}", "x value", "y value");
Dec 13 16:07:34.940 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:34.940 INFO [stderr]    |
Dec 13 16:07:34.940 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:34.940 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 16:07:34.940 INFO [stderr] 
Dec 13 16:07:34.940 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:34.940 INFO [stderr]    --> src/io.rs:100:9
Dec 13 16:07:34.940 INFO [stderr]     |
Dec 13 16:07:34.940 INFO [stderr] 100 |         writeln!(file, "{},{}", point.x, point.y);
Dec 13 16:07:34.940 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:34.940 INFO [stderr]     |
Dec 13 16:07:34.940 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:34.940 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 13 16:07:34.940 INFO [stderr] 
Dec 13 16:07:35.191 INFO [stderr] warning: value assigned to `hull` is never read
Dec 13 16:07:35.191 INFO [stderr]   --> src/main.rs:36:13
Dec 13 16:07:35.191 INFO [stderr]    |
Dec 13 16:07:35.191 INFO [stderr] 36 |     let mut hull: Vec<Point> = Vec::with_capacity(1_000_000);   // TODO: this could be made smaller maybe
Dec 13 16:07:35.191 INFO [stderr]    |             ^^^^
Dec 13 16:07:35.191 INFO [stderr]    |
Dec 13 16:07:35.191 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 13 16:07:35.191 INFO [stderr] 
Dec 13 16:07:35.615 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.00s
Dec 13 16:07:35.622 INFO [stderr] su: No module specific data is present
Dec 13 16:07:36.151 INFO running `"docker" "inspect" "6bc9bd37f9ec24f6582209cbe96a68351973026122a81b368e0df7f9585491db"`
Dec 13 16:07:36.478 INFO running `"docker" "rm" "-f" "6bc9bd37f9ec24f6582209cbe96a68351973026122a81b368e0df7f9585491db"`
Dec 13 16:07:36.786 INFO [stdout] 6bc9bd37f9ec24f6582209cbe96a68351973026122a81b368e0df7f9585491db
Dec 13 16:07:36.786 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 13 16:07:37.182 INFO [stdout] ef26f5b04604b89debf4194f29f448de954844726e22c01f00876a1b694c7817
Dec 13 16:07:37.184 INFO running `"docker" "start" "-a" "ef26f5b04604b89debf4194f29f448de954844726e22c01f00876a1b694c7817"`
Dec 13 16:07:38.469 INFO [stderr] usermod: no changes
Dec 13 16:07:38.568 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
Dec 13 16:07:38.591 INFO [stderr]      Running /target/debug/deps/chan-ae3933104b9bd66e
Dec 13 16:07:38.591 INFO [stdout] 
Dec 13 16:07:38.591 INFO [stdout] running 2 tests
Dec 13 16:07:38.591 INFO [stdout] test util::chan::tests::test_tangent_func ... ok
Dec 13 16:07:38.591 INFO [stdout] test util::tests::test_compare ... ok
Dec 13 16:07:38.591 INFO [stdout] 
Dec 13 16:07:38.591 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:07:38.591 INFO [stdout] 
Dec 13 16:07:38.595 INFO [stderr]      Running /target/debug/deps/chan-12e5917f088da054
Dec 13 16:07:38.599 INFO [stdout] 
Dec 13 16:07:38.599 INFO [stdout] running 0 tests
Dec 13 16:07:38.599 INFO [stdout] 
Dec 13 16:07:38.599 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:07:38.599 INFO [stdout] 
Dec 13 16:07:38.607 INFO [stderr]    Doc-tests chan
Dec 13 16:07:41.279 INFO [stdout] 
Dec 13 16:07:41.279 INFO [stdout] running 0 tests
Dec 13 16:07:41.279 INFO [stdout] 
Dec 13 16:07:41.279 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:07:41.279 INFO [stdout] 
Dec 13 16:07:41.287 INFO [stderr] su: No module specific data is present
Dec 13 16:07:41.975 INFO running `"docker" "inspect" "ef26f5b04604b89debf4194f29f448de954844726e22c01f00876a1b694c7817"`
Dec 13 16:07:42.224 INFO running `"docker" "rm" "-f" "ef26f5b04604b89debf4194f29f448de954844726e22c01f00876a1b694c7817"`
Dec 13 16:07:42.542 INFO [stdout] ef26f5b04604b89debf4194f29f448de954844726e22c01f00876a1b694c7817