Dec 04 16:55:19.313 INFO checking jakobbeckmann/chans_algorithm against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 16:55:19.313 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 04 16:55:19.909 INFO [stdout] 667cb75d758fc3e7f58bf4e95a1cd132f5f4d53c68498e08d9a64222e9f11030
Dec 04 16:55:19.915 INFO running `"docker" "start" "-a" "667cb75d758fc3e7f58bf4e95a1cd132f5f4d53c68498e08d9a64222e9f11030"`
Dec 04 16:55:21.499 INFO [stderr] usermod: no changes
Dec 04 16:55:21.651 INFO [stderr]    Compiling cc v1.0.2
Dec 04 16:55:21.659 INFO [stderr]     Checking memchr v1.0.2
Dec 04 16:55:21.659 INFO [stderr]     Checking humantime v1.0.0
Dec 04 16:55:21.659 INFO [stderr]     Checking serde_json v1.0.4
Dec 04 16:55:21.659 INFO [stderr]     Checking ordered-float v0.5.0
Dec 04 16:55:21.659 INFO [stderr]     Checking serde_yaml v0.7.1
Dec 04 16:55:21.659 INFO [stderr]     Checking chrono v0.3.0
Dec 04 16:55:22.819 INFO [stderr]     Checking csv-core v0.1.3
Dec 04 16:55:24.521 INFO [stderr]     Checking serde-value v0.5.1
Dec 04 16:55:25.035 INFO [stderr]     Checking csv v1.0.0-beta.5
Dec 04 16:55:32.263 INFO [stderr]    Compiling miniz-sys v0.1.10
Dec 04 16:55:34.496 INFO [stderr]     Checking flate2 v0.2.20
Dec 04 16:55:35.771 INFO [stderr]     Checking log4rs v0.7.0
Dec 04 16:55:38.565 INFO [stderr]     Checking chan v0.1.0 (/source)
Dec 04 16:55:41.989 INFO [stderr] warning: unused import: `super::*`
Dec 04 16:55:41.989 INFO [stderr]    --> src/util/chan.rs:147:9
Dec 04 16:55:41.989 INFO [stderr]     |
Dec 04 16:55:41.989 INFO [stderr] 147 |     use super::*;
Dec 04 16:55:41.989 INFO [stderr]     |         ^^^^^^^^
Dec 04 16:55:41.989 INFO [stderr]     |
Dec 04 16:55:41.989 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 04 16:55:41.989 INFO [stderr] 
Dec 04 16:55:42.179 INFO [stderr] warning: unused variable: `idx`
Dec 04 16:55:42.179 INFO [stderr]   --> src/util/chan.rs:30:9
Dec 04 16:55:42.179 INFO [stderr]    |
Dec 04 16:55:42.179 INFO [stderr] 30 |     for idx in 0..parallelism {
Dec 04 16:55:42.179 INFO [stderr]    |         ^^^ help: consider using `_idx` instead
Dec 04 16:55:42.179 INFO [stderr]    |
Dec 04 16:55:42.179 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 16:55:42.179 INFO [stderr] 
Dec 04 16:55:42.187 INFO [stderr] warning: unused variable: `idx`
Dec 04 16:55:42.187 INFO [stderr]   --> src/util/chan.rs:30:9
Dec 04 16:55:42.187 INFO [stderr]    |
Dec 04 16:55:42.187 INFO [stderr] 30 |     for idx in 0..parallelism {
Dec 04 16:55:42.187 INFO [stderr]    |         ^^^ help: consider using `_idx` instead
Dec 04 16:55:42.187 INFO [stderr]    |
Dec 04 16:55:42.187 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 16:55:42.187 INFO [stderr] 
Dec 04 16:55:42.253 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:55:42.253 INFO [stderr]   --> src/io.rs:74:5
Dec 04 16:55:42.253 INFO [stderr]    |
Dec 04 16:55:42.253 INFO [stderr] 74 |     writeln!(file, "{},{}", "x value", "y value");
Dec 04 16:55:42.253 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:55:42.253 INFO [stderr]    |
Dec 04 16:55:42.253 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 16:55:42.253 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:55:42.253 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 04 16:55:42.253 INFO [stderr] 
Dec 04 16:55:42.253 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:55:42.253 INFO [stderr]   --> src/io.rs:84:13
Dec 04 16:55:42.253 INFO [stderr]    |
Dec 04 16:55:42.253 INFO [stderr] 84 |             writeln!(file, "{},{}", x, y);
Dec 04 16:55:42.253 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:55:42.253 INFO [stderr]    |
Dec 04 16:55:42.253 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:55:42.253 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 04 16:55:42.253 INFO [stderr] 
Dec 04 16:55:42.253 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:55:42.253 INFO [stderr]   --> src/io.rs:98:5
Dec 04 16:55:42.253 INFO [stderr]    |
Dec 04 16:55:42.253 INFO [stderr] 98 |     writeln!(file, "{},{}", "x value", "y value");
Dec 04 16:55:42.254 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:55:42.254 INFO [stderr]    |
Dec 04 16:55:42.254 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:55:42.254 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 04 16:55:42.254 INFO [stderr] 
Dec 04 16:55:42.254 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:55:42.254 INFO [stderr]    --> src/io.rs:100:9
Dec 04 16:55:42.254 INFO [stderr]     |
Dec 04 16:55:42.254 INFO [stderr] 100 |         writeln!(file, "{},{}", point.x, point.y);
Dec 04 16:55:42.254 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:55:42.254 INFO [stderr]     |
Dec 04 16:55:42.254 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:55:42.254 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 04 16:55:42.254 INFO [stderr] 
Dec 04 16:55:42.254 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:55:42.254 INFO [stderr]   --> src/io.rs:74:5
Dec 04 16:55:42.254 INFO [stderr]    |
Dec 04 16:55:42.254 INFO [stderr] 74 |     writeln!(file, "{},{}", "x value", "y value");
Dec 04 16:55:42.254 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:55:42.254 INFO [stderr]    |
Dec 04 16:55:42.254 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 16:55:42.254 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:55:42.254 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 04 16:55:42.254 INFO [stderr] 
Dec 04 16:55:42.259 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:55:42.259 INFO [stderr]   --> src/io.rs:84:13
Dec 04 16:55:42.259 INFO [stderr]    |
Dec 04 16:55:42.259 INFO [stderr] 84 |             writeln!(file, "{},{}", x, y);
Dec 04 16:55:42.259 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:55:42.259 INFO [stderr]    |
Dec 04 16:55:42.259 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:55:42.259 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 04 16:55:42.259 INFO [stderr] 
Dec 04 16:55:42.259 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:55:42.259 INFO [stderr]   --> src/io.rs:98:5
Dec 04 16:55:42.259 INFO [stderr]    |
Dec 04 16:55:42.259 INFO [stderr] 98 |     writeln!(file, "{},{}", "x value", "y value");
Dec 04 16:55:42.259 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:55:42.259 INFO [stderr]    |
Dec 04 16:55:42.273 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:55:42.273 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 04 16:55:42.273 INFO [stderr] 
Dec 04 16:55:42.273 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:55:42.273 INFO [stderr]    --> src/io.rs:100:9
Dec 04 16:55:42.273 INFO [stderr]     |
Dec 04 16:55:42.273 INFO [stderr] 100 |         writeln!(file, "{},{}", point.x, point.y);
Dec 04 16:55:42.273 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:55:42.273 INFO [stderr]     |
Dec 04 16:55:42.273 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:55:42.273 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 04 16:55:42.273 INFO [stderr] 
Dec 04 16:55:44.407 INFO [stderr] warning: value assigned to `hull` is never read
Dec 04 16:55:44.407 INFO [stderr]   --> src/main.rs:36:13
Dec 04 16:55:44.407 INFO [stderr]    |
Dec 04 16:55:44.407 INFO [stderr] 36 |     let mut hull: Vec<Point> = Vec::with_capacity(1_000_000);   // TODO: this could be made smaller maybe
Dec 04 16:55:44.407 INFO [stderr]    |             ^^^^
Dec 04 16:55:44.407 INFO [stderr]    |
Dec 04 16:55:44.407 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 16:55:44.407 INFO [stderr] 
Dec 04 16:55:44.823 INFO [stderr] warning: value assigned to `hull` is never read
Dec 04 16:55:44.823 INFO [stderr]   --> src/main.rs:36:13
Dec 04 16:55:44.823 INFO [stderr]    |
Dec 04 16:55:44.823 INFO [stderr] 36 |     let mut hull: Vec<Point> = Vec::with_capacity(1_000_000);   // TODO: this could be made smaller maybe
Dec 04 16:55:44.823 INFO [stderr]    |             ^^^^
Dec 04 16:55:44.823 INFO [stderr]    |
Dec 04 16:55:44.823 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 16:55:44.823 INFO [stderr] 
Dec 04 16:55:44.865 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.33s
Dec 04 16:55:44.883 INFO [stderr] su: No module specific data is present
Dec 04 16:55:45.491 INFO running `"docker" "inspect" "667cb75d758fc3e7f58bf4e95a1cd132f5f4d53c68498e08d9a64222e9f11030"`
Dec 04 16:55:45.765 INFO running `"docker" "rm" "-f" "667cb75d758fc3e7f58bf4e95a1cd132f5f4d53c68498e08d9a64222e9f11030"`
Dec 04 16:55:46.118 INFO [stdout] 667cb75d758fc3e7f58bf4e95a1cd132f5f4d53c68498e08d9a64222e9f11030