Nov 06 20:18:40.046 INFO checking jakobbeckmann/chans_algorithm against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 20:18:40.048 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-4/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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"`
Nov 06 20:18:40.481 INFO blam! 43f48256d4d1d0cea58417da83abfab6c67914fb1885e382735f87eb201cdb76
Nov 06 20:18:40.532 INFO running `"docker" "start" "-a" "43f48256d4d1d0cea58417da83abfab6c67914fb1885e382735f87eb201cdb76"`
Nov 06 20:18:41.952 INFO kablam! usermod: no changes
Nov 06 20:18:42.117 INFO kablam!    Compiling cc v1.0.2
Nov 06 20:18:42.117 INFO kablam!     Checking serde_json v1.0.4
Nov 06 20:18:42.117 INFO kablam!     Checking ordered-float v0.5.0
Nov 06 20:18:42.118 INFO kablam!     Checking serde_yaml v0.7.1
Nov 06 20:18:42.118 INFO kablam!     Checking csv v1.0.0-beta.5
Nov 06 20:18:42.118 INFO kablam!    Compiling serde_derive v1.0.16
Nov 06 20:18:42.118 INFO kablam!     Checking chrono v0.3.0
Nov 06 20:18:45.156 INFO kablam!     Checking serde-value v0.5.1
Nov 06 20:18:52.884 INFO kablam!    Compiling miniz-sys v0.1.10
Nov 06 20:18:55.828 INFO kablam!     Checking flate2 v0.2.20
Nov 06 20:19:02.568 INFO kablam!     Checking log4rs v0.7.0
Nov 06 20:19:05.125 INFO kablam!     Checking chan v0.1.0 (/source)
Nov 06 20:19:07.324 INFO kablam! warning: unused variable: `idx`
Nov 06 20:19:07.324 INFO kablam!   --> src/util/chan.rs:30:9
Nov 06 20:19:07.324 INFO kablam!    |
Nov 06 20:19:07.324 INFO kablam! 30 |     for idx in 0..parallelism {
Nov 06 20:19:07.324 INFO kablam!    |         ^^^ help: consider using `_idx` instead
Nov 06 20:19:07.324 INFO kablam!    |
Nov 06 20:19:07.328 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 06 20:19:07.328 INFO kablam! 
Nov 06 20:19:07.407 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 20:19:07.407 INFO kablam!   --> src/io.rs:74:5
Nov 06 20:19:07.407 INFO kablam!    |
Nov 06 20:19:07.407 INFO kablam! 74 |     writeln!(file, "{},{}", "x value", "y value");
Nov 06 20:19:07.407 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 20:19:07.407 INFO kablam!    |
Nov 06 20:19:07.407 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 06 20:19:07.407 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 20:19:07.407 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 06 20:19:07.407 INFO kablam! 
Nov 06 20:19:07.407 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 20:19:07.407 INFO kablam!   --> src/io.rs:84:13
Nov 06 20:19:07.407 INFO kablam!    |
Nov 06 20:19:07.407 INFO kablam! 84 |             writeln!(file, "{},{}", x, y);
Nov 06 20:19:07.407 INFO kablam!    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 20:19:07.407 INFO kablam!    |
Nov 06 20:19:07.407 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 20:19:07.407 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 06 20:19:07.407 INFO kablam! 
Nov 06 20:19:07.407 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 20:19:07.407 INFO kablam!   --> src/io.rs:98:5
Nov 06 20:19:07.407 INFO kablam!    |
Nov 06 20:19:07.407 INFO kablam! 98 |     writeln!(file, "{},{}", "x value", "y value");
Nov 06 20:19:07.407 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 20:19:07.407 INFO kablam!    |
Nov 06 20:19:07.407 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 20:19:07.407 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 06 20:19:07.407 INFO kablam! 
Nov 06 20:19:07.412 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 20:19:07.412 INFO kablam!    --> src/io.rs:100:9
Nov 06 20:19:07.412 INFO kablam!     |
Nov 06 20:19:07.412 INFO kablam! 100 |         writeln!(file, "{},{}", point.x, point.y);
Nov 06 20:19:07.412 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 20:19:07.412 INFO kablam!     |
Nov 06 20:19:07.412 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 20:19:07.412 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 06 20:19:07.412 INFO kablam! 
Nov 06 20:19:07.412 INFO kablam! warning: unused import: `super::*`
Nov 06 20:19:07.412 INFO kablam!    --> src/util/chan.rs:147:9
Nov 06 20:19:07.412 INFO kablam!     |
Nov 06 20:19:07.412 INFO kablam! 147 |     use super::*;
Nov 06 20:19:07.412 INFO kablam!     |         ^^^^^^^^
Nov 06 20:19:07.412 INFO kablam!     |
Nov 06 20:19:07.412 INFO kablam!     = note: #[warn(unused_imports)] on by default
Nov 06 20:19:07.412 INFO kablam! 
Nov 06 20:19:07.733 INFO kablam! warning: unused variable: `idx`
Nov 06 20:19:07.733 INFO kablam!   --> src/util/chan.rs:30:9
Nov 06 20:19:07.733 INFO kablam!    |
Nov 06 20:19:07.733 INFO kablam! 30 |     for idx in 0..parallelism {
Nov 06 20:19:07.733 INFO kablam!    |         ^^^ help: consider using `_idx` instead
Nov 06 20:19:07.733 INFO kablam!    |
Nov 06 20:19:07.733 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 06 20:19:07.733 INFO kablam! 
Nov 06 20:19:07.844 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 20:19:07.844 INFO kablam!   --> src/io.rs:74:5
Nov 06 20:19:07.844 INFO kablam!    |
Nov 06 20:19:07.844 INFO kablam! 74 |     writeln!(file, "{},{}", "x value", "y value");
Nov 06 20:19:07.844 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 20:19:07.848 INFO kablam!    |
Nov 06 20:19:07.848 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 06 20:19:07.848 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 20:19:07.848 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 06 20:19:07.848 INFO kablam! 
Nov 06 20:19:07.848 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 20:19:07.848 INFO kablam!   --> src/io.rs:84:13
Nov 06 20:19:07.848 INFO kablam!    |
Nov 06 20:19:07.848 INFO kablam! 84 |             writeln!(file, "{},{}", x, y);
Nov 06 20:19:07.848 INFO kablam!    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 20:19:07.848 INFO kablam!    |
Nov 06 20:19:07.848 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 20:19:07.848 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 06 20:19:07.848 INFO kablam! 
Nov 06 20:19:07.848 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 20:19:07.848 INFO kablam!   --> src/io.rs:98:5
Nov 06 20:19:07.848 INFO kablam!    |
Nov 06 20:19:07.848 INFO kablam! 98 |     writeln!(file, "{},{}", "x value", "y value");
Nov 06 20:19:07.848 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 20:19:07.848 INFO kablam!    |
Nov 06 20:19:07.848 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 20:19:07.848 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 06 20:19:07.848 INFO kablam! 
Nov 06 20:19:07.848 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 20:19:07.848 INFO kablam!    --> src/io.rs:100:9
Nov 06 20:19:07.848 INFO kablam!     |
Nov 06 20:19:07.848 INFO kablam! 100 |         writeln!(file, "{},{}", point.x, point.y);
Nov 06 20:19:07.848 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 20:19:07.848 INFO kablam!     |
Nov 06 20:19:07.848 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 20:19:07.853 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 06 20:19:07.853 INFO kablam! 
Nov 06 20:19:09.341 INFO kablam! warning: value assigned to `hull` is never read
Nov 06 20:19:09.341 INFO kablam!   --> src/main.rs:36:13
Nov 06 20:19:09.341 INFO kablam!    |
Nov 06 20:19:09.341 INFO kablam! 36 |     let mut hull: Vec<Point> = Vec::with_capacity(1_000_000);   // TODO: this could be made smaller maybe
Nov 06 20:19:09.342 INFO kablam!    |             ^^^^
Nov 06 20:19:09.342 INFO kablam!    |
Nov 06 20:19:09.342 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 06 20:19:09.342 INFO kablam! 
Nov 06 20:19:09.376 INFO kablam! warning: value assigned to `hull` is never read
Nov 06 20:19:09.376 INFO kablam!   --> src/main.rs:36:13
Nov 06 20:19:09.376 INFO kablam!    |
Nov 06 20:19:09.376 INFO kablam! 36 |     let mut hull: Vec<Point> = Vec::with_capacity(1_000_000);   // TODO: this could be made smaller maybe
Nov 06 20:19:09.376 INFO kablam!    |             ^^^^
Nov 06 20:19:09.376 INFO kablam!    |
Nov 06 20:19:09.376 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 06 20:19:09.376 INFO kablam! 
Nov 06 20:19:09.413 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 27.44s
Nov 06 20:19:09.420 INFO kablam! su: No module specific data is present
Nov 06 20:19:10.268 INFO running `"docker" "rm" "-f" "43f48256d4d1d0cea58417da83abfab6c67914fb1885e382735f87eb201cdb76"`
Nov 06 20:19:10.537 INFO blam! 43f48256d4d1d0cea58417da83abfab6c67914fb1885e382735f87eb201cdb76