Dec 17 22:36:12.581 INFO checking jakobbeckmann/chans_algorithm against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 22:36:12.581 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/jakobbeckmann/chans_algorithm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 22:36:13.101 INFO [stdout] 84a448649cdffd8f8e1224014e67fb6a2d7265accde80b28e055fe4c816d1682
Dec 17 22:36:13.103 INFO running `"docker" "start" "-a" "84a448649cdffd8f8e1224014e67fb6a2d7265accde80b28e055fe4c816d1682"`
Dec 17 22:36:15.738 INFO [stderr]    Compiling miniz-sys v0.1.10
Dec 17 22:36:15.738 INFO [stderr]     Checking serde_json v1.0.4
Dec 17 22:36:15.741 INFO [stderr]     Checking ordered-float v0.5.0
Dec 17 22:36:15.741 INFO [stderr]     Checking serde_yaml v0.7.1
Dec 17 22:36:15.741 INFO [stderr]     Checking csv v1.0.0-beta.5
Dec 17 22:36:15.746 INFO [stderr]     Checking chrono v0.3.0
Dec 17 22:36:17.446 INFO [stderr]     Checking serde-value v0.5.1
Dec 17 22:36:20.120 INFO [stderr]     Checking flate2 v0.2.20
Dec 17 22:36:21.969 INFO [stderr]     Checking log4rs v0.7.0
Dec 17 22:36:23.956 INFO [stderr]     Checking chan v0.1.0 (/opt/crater/workdir)
Dec 17 22:36:25.045 INFO [stderr] warning: unused import: `super::*`
Dec 17 22:36:25.046 INFO [stderr]    --> src/util/chan.rs:147:9
Dec 17 22:36:25.046 INFO [stderr]     |
Dec 17 22:36:25.046 INFO [stderr] 147 |     use super::*;
Dec 17 22:36:25.046 INFO [stderr]     |         ^^^^^^^^
Dec 17 22:36:25.046 INFO [stderr]     |
Dec 17 22:36:25.047 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 17 22:36:25.047 INFO [stderr] 
Dec 17 22:36:25.236 INFO [stderr] warning: unused variable: `idx`
Dec 17 22:36:25.236 INFO [stderr]   --> src/util/chan.rs:30:9
Dec 17 22:36:25.236 INFO [stderr]    |
Dec 17 22:36:25.236 INFO [stderr] 30 |     for idx in 0..parallelism {
Dec 17 22:36:25.236 INFO [stderr]    |         ^^^ help: consider using `_idx` instead
Dec 17 22:36:25.236 INFO [stderr]    |
Dec 17 22:36:25.236 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 22:36:25.236 INFO [stderr] 
Dec 17 22:36:25.288 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:36:25.288 INFO [stderr]   --> src/io.rs:74:5
Dec 17 22:36:25.288 INFO [stderr]    |
Dec 17 22:36:25.288 INFO [stderr] 74 |     writeln!(file, "{},{}", "x value", "y value");
Dec 17 22:36:25.288 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:36:25.288 INFO [stderr]    |
Dec 17 22:36:25.288 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 22:36:25.288 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:36:25.288 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 17 22:36:25.288 INFO [stderr] 
Dec 17 22:36:25.288 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:36:25.288 INFO [stderr]   --> src/io.rs:84:13
Dec 17 22:36:25.288 INFO [stderr]    |
Dec 17 22:36:25.288 INFO [stderr] 84 |             writeln!(file, "{},{}", x, y);
Dec 17 22:36:25.289 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:36:25.289 INFO [stderr]    |
Dec 17 22:36:25.289 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:36:25.289 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 17 22:36:25.289 INFO [stderr] 
Dec 17 22:36:25.289 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:36:25.289 INFO [stderr]   --> src/io.rs:98:5
Dec 17 22:36:25.289 INFO [stderr]    |
Dec 17 22:36:25.289 INFO [stderr] 98 |     writeln!(file, "{},{}", "x value", "y value");
Dec 17 22:36:25.289 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:36:25.289 INFO [stderr]    |
Dec 17 22:36:25.289 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:36:25.289 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 17 22:36:25.289 INFO [stderr] 
Dec 17 22:36:25.289 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:36:25.289 INFO [stderr]    --> src/io.rs:100:9
Dec 17 22:36:25.289 INFO [stderr]     |
Dec 17 22:36:25.289 INFO [stderr] 100 |         writeln!(file, "{},{}", point.x, point.y);
Dec 17 22:36:25.289 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:36:25.289 INFO [stderr]     |
Dec 17 22:36:25.289 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:36:25.289 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 17 22:36:25.289 INFO [stderr] 
Dec 17 22:36:25.289 INFO [stderr] warning: unused variable: `idx`
Dec 17 22:36:25.289 INFO [stderr]   --> src/util/chan.rs:30:9
Dec 17 22:36:25.289 INFO [stderr]    |
Dec 17 22:36:25.289 INFO [stderr] 30 |     for idx in 0..parallelism {
Dec 17 22:36:25.289 INFO [stderr]    |         ^^^ help: consider using `_idx` instead
Dec 17 22:36:25.289 INFO [stderr]    |
Dec 17 22:36:25.289 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 22:36:25.289 INFO [stderr] 
Dec 17 22:36:25.352 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:36:25.352 INFO [stderr]   --> src/io.rs:74:5
Dec 17 22:36:25.352 INFO [stderr]    |
Dec 17 22:36:25.352 INFO [stderr] 74 |     writeln!(file, "{},{}", "x value", "y value");
Dec 17 22:36:25.352 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:36:25.352 INFO [stderr]    |
Dec 17 22:36:25.352 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 22:36:25.352 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:36:25.352 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 17 22:36:25.352 INFO [stderr] 
Dec 17 22:36:25.353 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:36:25.353 INFO [stderr]   --> src/io.rs:84:13
Dec 17 22:36:25.353 INFO [stderr]    |
Dec 17 22:36:25.353 INFO [stderr] 84 |             writeln!(file, "{},{}", x, y);
Dec 17 22:36:25.353 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:36:25.353 INFO [stderr]    |
Dec 17 22:36:25.353 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:36:25.353 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 17 22:36:25.353 INFO [stderr] 
Dec 17 22:36:25.353 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:36:25.353 INFO [stderr]   --> src/io.rs:98:5
Dec 17 22:36:25.353 INFO [stderr]    |
Dec 17 22:36:25.353 INFO [stderr] 98 |     writeln!(file, "{},{}", "x value", "y value");
Dec 17 22:36:25.353 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:36:25.353 INFO [stderr]    |
Dec 17 22:36:25.353 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:36:25.353 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 17 22:36:25.353 INFO [stderr] 
Dec 17 22:36:25.353 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:36:25.353 INFO [stderr]    --> src/io.rs:100:9
Dec 17 22:36:25.353 INFO [stderr]     |
Dec 17 22:36:25.353 INFO [stderr] 100 |         writeln!(file, "{},{}", point.x, point.y);
Dec 17 22:36:25.353 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:36:25.353 INFO [stderr]     |
Dec 17 22:36:25.353 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:36:25.353 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 17 22:36:25.353 INFO [stderr] 
Dec 17 22:36:26.364 INFO [stderr] warning: value assigned to `hull` is never read
Dec 17 22:36:26.364 INFO [stderr]   --> src/main.rs:36:13
Dec 17 22:36:26.364 INFO [stderr]    |
Dec 17 22:36:26.364 INFO [stderr] 36 |     let mut hull: Vec<Point> = Vec::with_capacity(1_000_000);   // TODO: this could be made smaller maybe
Dec 17 22:36:26.364 INFO [stderr]    |             ^^^^
Dec 17 22:36:26.364 INFO [stderr]    |
Dec 17 22:36:26.364 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 22:36:26.364 INFO [stderr] 
Dec 17 22:36:26.489 INFO [stderr] warning: value assigned to `hull` is never read
Dec 17 22:36:26.489 INFO [stderr]   --> src/main.rs:36:13
Dec 17 22:36:26.489 INFO [stderr]    |
Dec 17 22:36:26.489 INFO [stderr] 36 |     let mut hull: Vec<Point> = Vec::with_capacity(1_000_000);   // TODO: this could be made smaller maybe
Dec 17 22:36:26.489 INFO [stderr]    |             ^^^^
Dec 17 22:36:26.489 INFO [stderr]    |
Dec 17 22:36:26.489 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 22:36:26.489 INFO [stderr] 
Dec 17 22:36:26.536 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.96s
Dec 17 22:36:27.213 INFO running `"docker" "inspect" "84a448649cdffd8f8e1224014e67fb6a2d7265accde80b28e055fe4c816d1682"`
Dec 17 22:36:27.446 INFO running `"docker" "rm" "-f" "84a448649cdffd8f8e1224014e67fb6a2d7265accde80b28e055fe4c816d1682"`
Dec 17 22:36:27.706 INFO [stdout] 84a448649cdffd8f8e1224014e67fb6a2d7265accde80b28e055fe4c816d1682