Dec 13 16:06:44.311 INFO testing jakobbeckmann/chans_algorithm against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 16:06:44.312 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 16:06:44.867 INFO [stdout] 8358d6c0bae80c36fa155618f49bd393aa5068ea694d11aa0ce35ab1ef07c8da
Dec 13 16:06:44.871 INFO running `"docker" "start" "-a" "8358d6c0bae80c36fa155618f49bd393aa5068ea694d11aa0ce35ab1ef07c8da"`
Dec 13 16:06:46.590 INFO [stderr] usermod: no changes
Dec 13 16:06:46.765 INFO [stderr]    Compiling cc v1.0.2
Dec 13 16:06:46.768 INFO [stderr]    Compiling memchr v1.0.2
Dec 13 16:06:46.773 INFO [stderr]    Compiling serde_json v1.0.4
Dec 13 16:06:46.773 INFO [stderr]    Compiling ordered-float v0.5.0
Dec 13 16:06:46.773 INFO [stderr]    Compiling serde_yaml v0.7.1
Dec 13 16:06:46.775 INFO [stderr]    Compiling chrono v0.3.0
Dec 13 16:06:48.261 INFO [stderr]    Compiling csv-core v0.1.3
Dec 13 16:06:49.883 INFO [stderr]    Compiling serde-value v0.5.1
Dec 13 16:06:51.367 INFO [stderr]    Compiling csv v1.0.0-beta.5
Dec 13 16:07:01.611 INFO [stderr]    Compiling miniz-sys v0.1.10
Dec 13 16:07:04.991 INFO [stderr]    Compiling flate2 v0.2.20
Dec 13 16:07:06.727 INFO [stderr]    Compiling log4rs v0.7.0
Dec 13 16:07:18.865 INFO [stderr]    Compiling chan v0.1.0 (/source)
Dec 13 16:07:21.959 INFO [stderr] warning: unused variable: `idx`
Dec 13 16:07:21.959 INFO [stderr]   --> src/util/chan.rs:30:9
Dec 13 16:07:21.959 INFO [stderr]    |
Dec 13 16:07:21.959 INFO [stderr] 30 |     for idx in 0..parallelism {
Dec 13 16:07:21.959 INFO [stderr]    |         ^^^ help: consider using `_idx` instead
Dec 13 16:07:21.959 INFO [stderr]    |
Dec 13 16:07:21.959 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 16:07:21.959 INFO [stderr] 
Dec 13 16:07:22.019 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:22.019 INFO [stderr]   --> src/io.rs:74:5
Dec 13 16:07:22.019 INFO [stderr]    |
Dec 13 16:07:22.019 INFO [stderr] 74 |     writeln!(file, "{},{}", "x value", "y value");
Dec 13 16:07:22.019 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:22.019 INFO [stderr]    |
Dec 13 16:07:22.019 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 16:07:22.019 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:22.019 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 16:07:22.019 INFO [stderr] 
Dec 13 16:07:22.027 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:22.027 INFO [stderr]   --> src/io.rs:84:13
Dec 13 16:07:22.027 INFO [stderr]    |
Dec 13 16:07:22.027 INFO [stderr] 84 |             writeln!(file, "{},{}", x, y);
Dec 13 16:07:22.027 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:22.027 INFO [stderr]    |
Dec 13 16:07:22.027 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:22.027 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 16:07:22.027 INFO [stderr] 
Dec 13 16:07:22.027 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:22.027 INFO [stderr]   --> src/io.rs:98:5
Dec 13 16:07:22.027 INFO [stderr]    |
Dec 13 16:07:22.027 INFO [stderr] 98 |     writeln!(file, "{},{}", "x value", "y value");
Dec 13 16:07:22.027 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:22.027 INFO [stderr]    |
Dec 13 16:07:22.027 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:22.027 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 16:07:22.027 INFO [stderr] 
Dec 13 16:07:22.027 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:22.027 INFO [stderr]    --> src/io.rs:100:9
Dec 13 16:07:22.027 INFO [stderr]     |
Dec 13 16:07:22.027 INFO [stderr] 100 |         writeln!(file, "{},{}", point.x, point.y);
Dec 13 16:07:22.027 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:22.027 INFO [stderr]     |
Dec 13 16:07:22.027 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:22.027 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 16:07:22.027 INFO [stderr] 
Dec 13 16:07:24.927 INFO [stderr] warning: value assigned to `hull` is never read
Dec 13 16:07:24.927 INFO [stderr]   --> src/main.rs:36:13
Dec 13 16:07:24.927 INFO [stderr]    |
Dec 13 16:07:24.927 INFO [stderr] 36 |     let mut hull: Vec<Point> = Vec::with_capacity(1_000_000);   // TODO: this could be made smaller maybe
Dec 13 16:07:24.927 INFO [stderr]    |             ^^^^
Dec 13 16:07:24.927 INFO [stderr]    |
Dec 13 16:07:24.927 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 13 16:07:24.927 INFO [stderr] 
Dec 13 16:07:26.827 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.20s
Dec 13 16:07:26.835 INFO [stderr] su: No module specific data is present
Dec 13 16:07:27.479 INFO running `"docker" "inspect" "8358d6c0bae80c36fa155618f49bd393aa5068ea694d11aa0ce35ab1ef07c8da"`
Dec 13 16:07:27.858 INFO running `"docker" "rm" "-f" "8358d6c0bae80c36fa155618f49bd393aa5068ea694d11aa0ce35ab1ef07c8da"`
Dec 13 16:07:28.159 INFO [stdout] 8358d6c0bae80c36fa155618f49bd393aa5068ea694d11aa0ce35ab1ef07c8da
Dec 13 16:07:28.162 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 16:07:28.755 INFO [stdout] 8d4c2345bc48f120dec22a9bcf837d168513cdfa6c4b24395b0e8ad67a81711f
Dec 13 16:07:28.757 INFO running `"docker" "start" "-a" "8d4c2345bc48f120dec22a9bcf837d168513cdfa6c4b24395b0e8ad67a81711f"`
Dec 13 16:07:29.862 INFO [stderr] usermod: no changes
Dec 13 16:07:30.004 INFO [stderr]    Compiling chan v0.1.0 (/source)
Dec 13 16:07:32.263 INFO [stderr] warning: value assigned to `hull` is never read
Dec 13 16:07:32.263 INFO [stderr]   --> src/main.rs:36:13
Dec 13 16:07:32.263 INFO [stderr]    |
Dec 13 16:07:32.263 INFO [stderr] 36 |     let mut hull: Vec<Point> = Vec::with_capacity(1_000_000);   // TODO: this could be made smaller maybe
Dec 13 16:07:32.263 INFO [stderr]    |             ^^^^
Dec 13 16:07:32.263 INFO [stderr]    |
Dec 13 16:07:32.263 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 13 16:07:32.263 INFO [stderr] 
Dec 13 16:07:32.563 INFO [stderr] warning: unused import: `super::*`
Dec 13 16:07:32.563 INFO [stderr]    --> src/util/chan.rs:147:9
Dec 13 16:07:32.563 INFO [stderr]     |
Dec 13 16:07:32.563 INFO [stderr] 147 |     use super::*;
Dec 13 16:07:32.563 INFO [stderr]     |         ^^^^^^^^
Dec 13 16:07:32.563 INFO [stderr]     |
Dec 13 16:07:32.563 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 13 16:07:32.563 INFO [stderr] 
Dec 13 16:07:32.771 INFO [stderr] warning: unused variable: `idx`
Dec 13 16:07:32.771 INFO [stderr]   --> src/util/chan.rs:30:9
Dec 13 16:07:32.771 INFO [stderr]    |
Dec 13 16:07:32.771 INFO [stderr] 30 |     for idx in 0..parallelism {
Dec 13 16:07:32.771 INFO [stderr]    |         ^^^ help: consider using `_idx` instead
Dec 13 16:07:32.771 INFO [stderr]    |
Dec 13 16:07:32.771 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 16:07:32.771 INFO [stderr] 
Dec 13 16:07:32.814 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:32.814 INFO [stderr]   --> src/io.rs:74:5
Dec 13 16:07:32.814 INFO [stderr]    |
Dec 13 16:07:32.814 INFO [stderr] 74 |     writeln!(file, "{},{}", "x value", "y value");
Dec 13 16:07:32.814 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:32.814 INFO [stderr]    |
Dec 13 16:07:32.814 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 16:07:32.814 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:32.814 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 16:07:32.814 INFO [stderr] 
Dec 13 16:07:32.814 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:32.814 INFO [stderr]   --> src/io.rs:84:13
Dec 13 16:07:32.814 INFO [stderr]    |
Dec 13 16:07:32.814 INFO [stderr] 84 |             writeln!(file, "{},{}", x, y);
Dec 13 16:07:32.814 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:32.814 INFO [stderr]    |
Dec 13 16:07:32.814 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:32.814 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 16:07:32.815 INFO [stderr] 
Dec 13 16:07:32.815 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:32.815 INFO [stderr]   --> src/io.rs:98:5
Dec 13 16:07:32.815 INFO [stderr]    |
Dec 13 16:07:32.815 INFO [stderr] 98 |     writeln!(file, "{},{}", "x value", "y value");
Dec 13 16:07:32.815 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:32.815 INFO [stderr]    |
Dec 13 16:07:32.815 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:32.815 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 16:07:32.815 INFO [stderr] 
Dec 13 16:07:32.815 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:07:32.815 INFO [stderr]    --> src/io.rs:100:9
Dec 13 16:07:32.815 INFO [stderr]     |
Dec 13 16:07:32.815 INFO [stderr] 100 |         writeln!(file, "{},{}", point.x, point.y);
Dec 13 16:07:32.815 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:07:32.815 INFO [stderr]     |
Dec 13 16:07:32.815 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:07:32.815 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 16:07:32.815 INFO [stderr] 
Dec 13 16:07:33.403 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.51s
Dec 13 16:07:33.410 INFO [stderr] su: No module specific data is present
Dec 13 16:07:34.016 INFO running `"docker" "inspect" "8d4c2345bc48f120dec22a9bcf837d168513cdfa6c4b24395b0e8ad67a81711f"`
Dec 13 16:07:34.351 INFO running `"docker" "rm" "-f" "8d4c2345bc48f120dec22a9bcf837d168513cdfa6c4b24395b0e8ad67a81711f"`
Dec 13 16:07:34.719 INFO [stdout] 8d4c2345bc48f120dec22a9bcf837d168513cdfa6c4b24395b0e8ad67a81711f
Dec 13 16:07:34.725 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 16:07:35.183 INFO [stdout] b567099938ba3babe43919463bca757fb80521429328c37254d290d53e2c4cb0
Dec 13 16:07:35.185 INFO running `"docker" "start" "-a" "b567099938ba3babe43919463bca757fb80521429328c37254d290d53e2c4cb0"`
Dec 13 16:07:36.559 INFO [stderr] usermod: no changes
Dec 13 16:07:36.695 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
Dec 13 16:07:36.703 INFO [stderr]      Running /target/debug/deps/chan-bb33f6b7cf3c9a1c
Dec 13 16:07:36.711 INFO [stdout] 
Dec 13 16:07:36.711 INFO [stdout] running 2 tests
Dec 13 16:07:36.712 INFO [stdout] test util::chan::tests::test_tangent_func ... ok
Dec 13 16:07:36.715 INFO [stdout] test util::tests::test_compare ... ok
Dec 13 16:07:36.715 INFO [stdout] 
Dec 13 16:07:36.715 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:07:36.715 INFO [stdout] 
Dec 13 16:07:36.786 INFO [stderr]      Running /target/debug/deps/chan-26255cad7bd10cd6
Dec 13 16:07:36.786 INFO [stderr]    Doc-tests chan
Dec 13 16:07:36.786 INFO [stdout] 
Dec 13 16:07:36.786 INFO [stdout] running 0 tests
Dec 13 16:07:36.786 INFO [stdout] 
Dec 13 16:07:36.786 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:07:36.786 INFO [stdout] 
Dec 13 16:07:39.503 INFO [stdout] 
Dec 13 16:07:39.503 INFO [stdout] running 0 tests
Dec 13 16:07:39.503 INFO [stdout] 
Dec 13 16:07:39.503 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:07:39.503 INFO [stdout] 
Dec 13 16:07:39.515 INFO [stderr] su: No module specific data is present
Dec 13 16:07:40.208 INFO running `"docker" "inspect" "b567099938ba3babe43919463bca757fb80521429328c37254d290d53e2c4cb0"`
Dec 13 16:07:40.599 INFO running `"docker" "rm" "-f" "b567099938ba3babe43919463bca757fb80521429328c37254d290d53e2c4cb0"`
Dec 13 16:07:40.918 INFO [stdout] b567099938ba3babe43919463bca757fb80521429328c37254d290d53e2c4cb0