Dec 05 13:45:16.189 INFO checking flo_curves-0.2.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 13:45:16.189 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-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 05 13:45:16.758 INFO [stdout] 436d45f48d6475128959b391ca428dc0059582d0aae9b5e55f5bd4f2f54f6124
Dec 05 13:45:16.760 INFO running `"docker" "start" "-a" "436d45f48d6475128959b391ca428dc0059582d0aae9b5e55f5bd4f2f54f6124"`
Dec 05 13:45:18.367 INFO [stderr] usermod: no changes
Dec 05 13:45:18.414 INFO [stderr]     Checking roots v0.0.4
Dec 05 13:45:19.143 INFO [stderr]     Checking flo_curves v0.2.0 (/source)
Dec 05 13:45:22.579 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:22.579 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:30:13
Dec 05 13:45:22.579 INFO [stderr]    |
Dec 05 13:45:22.579 INFO [stderr] 30 | /             write!(result, "<!-- {}: Curve::from_points(Coord2({}, {}), Coord2({}, {}), Coord2({}, {}), Coord2({}, {})) -->\n", 
Dec 05 13:45:22.579 INFO [stderr] 31 | |                 index, 
Dec 05 13:45:22.579 INFO [stderr] 32 | |                 start_point.x(), start_point.y(),
Dec 05 13:45:22.579 INFO [stderr] 33 | |                 end_point.x(), end_point.y(),
Dec 05 13:45:22.579 INFO [stderr] 34 | |                 cp1.x(), cp1.y(),
Dec 05 13:45:22.579 INFO [stderr] 35 | |                 cp2.x(), cp2.y());
Dec 05 13:45:22.579 INFO [stderr]    | |__________________________________^
Dec 05 13:45:22.579 INFO [stderr]    |
Dec 05 13:45:22.579 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 13:45:22.579 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:22.579 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 05 13:45:22.579 INFO [stderr] 
Dec 05 13:45:22.583 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:22.583 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:49:13
Dec 05 13:45:22.583 INFO [stderr]    |
Dec 05 13:45:22.583 INFO [stderr] 49 | /             write!(result, "<path d=\"M {} {} C {} {}, {} {}, {} {}\" fill=\"transparent\" stroke-width=\"1\" stroke=\"{}\" />\n",
Dec 05 13:45:22.583 INFO [stderr] 50 | |                 start_point.x(), start_point.y(),
Dec 05 13:45:22.583 INFO [stderr] 51 | |                 cp1.x(), cp1.y(),
Dec 05 13:45:22.583 INFO [stderr] 52 | |                 cp2.x(), cp2.y(),
Dec 05 13:45:22.583 INFO [stderr] 53 | |                 end_point.x(), end_point.y(),
Dec 05 13:45:22.583 INFO [stderr] 54 | |                 kind);
Dec 05 13:45:22.583 INFO [stderr]    | |______________________^
Dec 05 13:45:22.583 INFO [stderr]    |
Dec 05 13:45:22.583 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:22.583 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 05 13:45:22.583 INFO [stderr] 
Dec 05 13:45:22.583 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:22.583 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:55:13
Dec 05 13:45:22.583 INFO [stderr]    |
Dec 05 13:45:22.583 INFO [stderr] 55 |             write!(result, "<circle cx=\"{}\" cy=\"{}\" r=\"1.0\" fill=\"transparent\" stroke=\"magenta\" />\n", end_point.x(), end_point.y());
Dec 05 13:45:22.583 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:45:22.583 INFO [stderr]    |
Dec 05 13:45:22.583 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:22.583 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 05 13:45:22.583 INFO [stderr] 
Dec 05 13:45:22.583 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:22.583 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:56:13
Dec 05 13:45:22.583 INFO [stderr]    |
Dec 05 13:45:22.583 INFO [stderr] 56 |             write!(result, "<text style=\"font-size: 8pt\" dx=\"{}\" dy=\"{}\">{} &lt;- {} - {}</text>\n", end_point.x()+4.0, end_point.y()+8.0, edge.end_point_index(), edge.start_point_index(), index);
Dec 05 13:45:22.583 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:45:22.583 INFO [stderr]    |
Dec 05 13:45:22.583 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:22.583 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 05 13:45:22.583 INFO [stderr] 
Dec 05 13:45:22.583 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:22.583 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:63:9
Dec 05 13:45:22.583 INFO [stderr]    |
Dec 05 13:45:22.583 INFO [stderr] 63 |         write!(result, "<!-- Ray (Coord2({}, {}), Coord2({}, {})) -->\n", p1.x(), p1.y(), p2.x(), p2.y());
Dec 05 13:45:22.583 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:45:22.583 INFO [stderr]    |
Dec 05 13:45:22.583 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:22.583 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 05 13:45:22.583 INFO [stderr] 
Dec 05 13:45:22.583 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:22.583 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:73:9
Dec 05 13:45:22.583 INFO [stderr]    |
Dec 05 13:45:22.583 INFO [stderr] 73 | /         write!(result, "<path d=\"M {} {} L {} {}\" fill=\"transparent\" stroke-width=\"1\" stroke=\"red\" />\n",
Dec 05 13:45:22.583 INFO [stderr] 74 | |             p1.x(), p1.y(),
Dec 05 13:45:22.583 INFO [stderr] 75 | |             p2.x(), p2.y());
Dec 05 13:45:22.583 INFO [stderr]    | |____________________________^
Dec 05 13:45:22.583 INFO [stderr]    |
Dec 05 13:45:22.583 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:22.583 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 05 13:45:22.583 INFO [stderr] 
Dec 05 13:45:22.591 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:22.591 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:79:13
Dec 05 13:45:22.591 INFO [stderr]    |
Dec 05 13:45:22.591 INFO [stderr] 79 |             write!(result, "<circle cx=\"{}\" cy=\"{}\" r=\"1.0\" fill=\"transparent\" stroke=\"red\" />\n", pos.x(), pos.y());
Dec 05 13:45:22.591 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:45:22.591 INFO [stderr]    |
Dec 05 13:45:22.591 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:22.591 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 05 13:45:22.591 INFO [stderr] 
Dec 05 13:45:23.539 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:23.540 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:30:13
Dec 05 13:45:23.540 INFO [stderr]    |
Dec 05 13:45:23.540 INFO [stderr] 30 | /             write!(result, "<!-- {}: Curve::from_points(Coord2({}, {}), Coord2({}, {}), Coord2({}, {}), Coord2({}, {})) -->\n", 
Dec 05 13:45:23.541 INFO [stderr] 31 | |                 index, 
Dec 05 13:45:23.541 INFO [stderr] 32 | |                 start_point.x(), start_point.y(),
Dec 05 13:45:23.541 INFO [stderr] 33 | |                 end_point.x(), end_point.y(),
Dec 05 13:45:23.541 INFO [stderr] 34 | |                 cp1.x(), cp1.y(),
Dec 05 13:45:23.542 INFO [stderr] 35 | |                 cp2.x(), cp2.y());
Dec 05 13:45:23.542 INFO [stderr]    | |__________________________________^
Dec 05 13:45:23.542 INFO [stderr]    |
Dec 05 13:45:23.542 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 13:45:23.543 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:23.543 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 05 13:45:23.543 INFO [stderr] 
Dec 05 13:45:23.543 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:23.543 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:49:13
Dec 05 13:45:23.543 INFO [stderr]    |
Dec 05 13:45:23.543 INFO [stderr] 49 | /             write!(result, "<path d=\"M {} {} C {} {}, {} {}, {} {}\" fill=\"transparent\" stroke-width=\"1\" stroke=\"{}\" />\n",
Dec 05 13:45:23.543 INFO [stderr] 50 | |                 start_point.x(), start_point.y(),
Dec 05 13:45:23.543 INFO [stderr] 51 | |                 cp1.x(), cp1.y(),
Dec 05 13:45:23.543 INFO [stderr] 52 | |                 cp2.x(), cp2.y(),
Dec 05 13:45:23.543 INFO [stderr] 53 | |                 end_point.x(), end_point.y(),
Dec 05 13:45:23.543 INFO [stderr] 54 | |                 kind);
Dec 05 13:45:23.543 INFO [stderr]    | |______________________^
Dec 05 13:45:23.543 INFO [stderr]    |
Dec 05 13:45:23.543 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:23.543 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 05 13:45:23.543 INFO [stderr] 
Dec 05 13:45:23.544 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:23.544 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:55:13
Dec 05 13:45:23.544 INFO [stderr]    |
Dec 05 13:45:23.544 INFO [stderr] 55 |             write!(result, "<circle cx=\"{}\" cy=\"{}\" r=\"1.0\" fill=\"transparent\" stroke=\"magenta\" />\n", end_point.x(), end_point.y());
Dec 05 13:45:23.544 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:45:23.544 INFO [stderr]    |
Dec 05 13:45:23.544 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:23.544 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 05 13:45:23.544 INFO [stderr] 
Dec 05 13:45:23.544 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:23.544 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:56:13
Dec 05 13:45:23.544 INFO [stderr]    |
Dec 05 13:45:23.544 INFO [stderr] 56 |             write!(result, "<text style=\"font-size: 8pt\" dx=\"{}\" dy=\"{}\">{} &lt;- {} - {}</text>\n", end_point.x()+4.0, end_point.y()+8.0, edge.end_point_index(), edge.start_point_index(), index);
Dec 05 13:45:23.544 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:45:23.544 INFO [stderr]    |
Dec 05 13:45:23.544 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:23.544 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 05 13:45:23.544 INFO [stderr] 
Dec 05 13:45:23.544 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:23.544 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:63:9
Dec 05 13:45:23.544 INFO [stderr]    |
Dec 05 13:45:23.544 INFO [stderr] 63 |         write!(result, "<!-- Ray (Coord2({}, {}), Coord2({}, {})) -->\n", p1.x(), p1.y(), p2.x(), p2.y());
Dec 05 13:45:23.544 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:45:23.544 INFO [stderr]    |
Dec 05 13:45:23.544 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:23.544 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 05 13:45:23.544 INFO [stderr] 
Dec 05 13:45:23.544 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:23.544 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:73:9
Dec 05 13:45:23.544 INFO [stderr]    |
Dec 05 13:45:23.544 INFO [stderr] 73 | /         write!(result, "<path d=\"M {} {} L {} {}\" fill=\"transparent\" stroke-width=\"1\" stroke=\"red\" />\n",
Dec 05 13:45:23.544 INFO [stderr] 74 | |             p1.x(), p1.y(),
Dec 05 13:45:23.545 INFO [stderr] 75 | |             p2.x(), p2.y());
Dec 05 13:45:23.545 INFO [stderr]    | |____________________________^
Dec 05 13:45:23.545 INFO [stderr]    |
Dec 05 13:45:23.545 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:23.545 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 05 13:45:23.545 INFO [stderr] 
Dec 05 13:45:23.545 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:23.545 INFO [stderr]   --> src/bezier/path/graph_path_debug.rs:79:13
Dec 05 13:45:23.545 INFO [stderr]    |
Dec 05 13:45:23.545 INFO [stderr] 79 |             write!(result, "<circle cx=\"{}\" cy=\"{}\" r=\"1.0\" fill=\"transparent\" stroke=\"red\" />\n", pos.x(), pos.y());
Dec 05 13:45:23.545 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:45:23.545 INFO [stderr]    |
Dec 05 13:45:23.545 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:23.545 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 05 13:45:23.545 INFO [stderr] 
Dec 05 13:45:26.879 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:26.879 INFO [stderr]   --> tests/bezier/path/svg.rs:10:5
Dec 05 13:45:26.879 INFO [stderr]    |
Dec 05 13:45:26.879 INFO [stderr] 10 |     write!(&mut svg, "M {} {}", path.start_point().x(), path.start_point().y());
Dec 05 13:45:26.879 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:45:26.879 INFO [stderr]    |
Dec 05 13:45:26.879 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 13:45:26.879 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:26.879 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 05 13:45:26.879 INFO [stderr] 
Dec 05 13:45:26.879 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:45:26.879 INFO [stderr]   --> tests/bezier/path/svg.rs:12:9
Dec 05 13:45:26.879 INFO [stderr]    |
Dec 05 13:45:26.879 INFO [stderr] 12 |         write!(&mut svg, " C {} {}, {} {}, {} {}", cp1.x(), cp1.y(), cp2.x(), cp2.y(), end.x(), end.y());
Dec 05 13:45:26.879 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:45:26.879 INFO [stderr]    |
Dec 05 13:45:26.879 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:45:26.879 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 05 13:45:26.879 INFO [stderr] 
Dec 05 13:45:26.960 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.57s
Dec 05 13:45:26.963 INFO [stderr] su: No module specific data is present
Dec 05 13:45:27.559 INFO running `"docker" "inspect" "436d45f48d6475128959b391ca428dc0059582d0aae9b5e55f5bd4f2f54f6124"`
Dec 05 13:45:27.807 INFO running `"docker" "rm" "-f" "436d45f48d6475128959b391ca428dc0059582d0aae9b5e55f5bd4f2f54f6124"`
Dec 05 13:45:28.104 INFO [stdout] 436d45f48d6475128959b391ca428dc0059582d0aae9b5e55f5bd4f2f54f6124