Nov 28 13:55:21.730 INFO checking Direnol/Simplex-Method against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 13:55:21.730 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 13:55:22.039 INFO [stdout] 97484337f63acc2d85e92cfb93d071ac2d85ac18932d05ae16b985313dae9bbd
Nov 28 13:55:22.042 INFO running `"docker" "start" "-a" "97484337f63acc2d85e92cfb93d071ac2d85ac18932d05ae16b985313dae9bbd"`
Nov 28 13:55:22.952 INFO [stderr] usermod: no changes
Nov 28 13:55:23.096 INFO [stderr]     Checking rsimpl v0.1.0 (/source)
Nov 28 13:55:24.196 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:55:24.196 INFO [stderr]    --> src/simplex/structs.rs:165:13
Nov 28 13:55:24.196 INFO [stderr]     |
Nov 28 13:55:24.196 INFO [stderr] 165 |             ::std::io::stdin().read(&mut buf);
Nov 28 13:55:24.196 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:55:24.196 INFO [stderr]     |
Nov 28 13:55:24.196 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 13:55:24.196 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:55:24.196 INFO [stderr] 
Nov 28 13:55:24.196 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:55:24.196 INFO [stderr]    --> src/simplex/structs.rs:193:9
Nov 28 13:55:24.196 INFO [stderr]     |
Nov 28 13:55:24.197 INFO [stderr] 193 |         writeln!(f, "Action: {:?}, N: {}, K: {}", self.action, self.n, self.k);
Nov 28 13:55:24.197 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:55:24.197 INFO [stderr]     |
Nov 28 13:55:24.197 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:55:24.197 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)
Nov 28 13:55:24.197 INFO [stderr] 
Nov 28 13:55:24.197 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:55:24.197 INFO [stderr]    --> src/simplex/structs.rs:194:9
Nov 28 13:55:24.197 INFO [stderr]     |
Nov 28 13:55:24.197 INFO [stderr] 194 |         write!(f, "X:   {: ^6}", 'z');
Nov 28 13:55:24.197 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:55:24.197 INFO [stderr]     |
Nov 28 13:55:24.197 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:55:24.197 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)
Nov 28 13:55:24.197 INFO [stderr] 
Nov 28 13:55:24.197 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:55:24.197 INFO [stderr]    --> src/simplex/structs.rs:196:13
Nov 28 13:55:24.197 INFO [stderr]     |
Nov 28 13:55:24.197 INFO [stderr] 196 |             write!(f, "{:^8}", format!("x{}", i));
Nov 28 13:55:24.197 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:55:24.198 INFO [stderr]     |
Nov 28 13:55:24.198 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:55:24.198 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)
Nov 28 13:55:24.198 INFO [stderr] 
Nov 28 13:55:24.198 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:55:24.198 INFO [stderr]    --> src/simplex/structs.rs:199:9
Nov 28 13:55:24.198 INFO [stderr]     |
Nov 28 13:55:24.198 INFO [stderr] 199 |         writeln!(f, " | {: ^5}", "res");
Nov 28 13:55:24.198 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:55:24.198 INFO [stderr]     |
Nov 28 13:55:24.198 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:55:24.198 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)
Nov 28 13:55:24.198 INFO [stderr] 
Nov 28 13:55:24.198 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:55:24.198 INFO [stderr]    --> src/simplex/structs.rs:201:13
Nov 28 13:55:24.198 INFO [stderr]     |
Nov 28 13:55:24.198 INFO [stderr] 201 | /             writeln!(
Nov 28 13:55:24.198 INFO [stderr] 202 | |                 f,
Nov 28 13:55:24.198 INFO [stderr] 203 | |                 "{}: {:>6.3?} | {:.3}",
Nov 28 13:55:24.198 INFO [stderr] 204 | |                 self.names.get(row).or(Some(&zero)).unwrap(),
Nov 28 13:55:24.198 INFO [stderr] 205 | |                 v.0,
Nov 28 13:55:24.198 INFO [stderr] 206 | |                 v.1
Nov 28 13:55:24.199 INFO [stderr] 207 | |             );
Nov 28 13:55:24.199 INFO [stderr]     | |______________^
Nov 28 13:55:24.199 INFO [stderr]     |
Nov 28 13:55:24.199 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:55:24.199 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)
Nov 28 13:55:24.199 INFO [stderr] 
Nov 28 13:55:24.257 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:55:24.257 INFO [stderr]    --> src/simplex/structs.rs:165:13
Nov 28 13:55:24.257 INFO [stderr]     |
Nov 28 13:55:24.257 INFO [stderr] 165 |             ::std::io::stdin().read(&mut buf);
Nov 28 13:55:24.257 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:55:24.257 INFO [stderr]     |
Nov 28 13:55:24.257 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 13:55:24.257 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:55:24.257 INFO [stderr] 
Nov 28 13:55:24.257 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:55:24.257 INFO [stderr]    --> src/simplex/structs.rs:193:9
Nov 28 13:55:24.257 INFO [stderr]     |
Nov 28 13:55:24.257 INFO [stderr] 193 |         writeln!(f, "Action: {:?}, N: {}, K: {}", self.action, self.n, self.k);
Nov 28 13:55:24.257 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:55:24.257 INFO [stderr]     |
Nov 28 13:55:24.257 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:55:24.257 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)
Nov 28 13:55:24.257 INFO [stderr] 
Nov 28 13:55:24.257 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:55:24.257 INFO [stderr]    --> src/simplex/structs.rs:194:9
Nov 28 13:55:24.257 INFO [stderr]     |
Nov 28 13:55:24.257 INFO [stderr] 194 |         write!(f, "X:   {: ^6}", 'z');
Nov 28 13:55:24.257 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:55:24.257 INFO [stderr]     |
Nov 28 13:55:24.257 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:55:24.257 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)
Nov 28 13:55:24.257 INFO [stderr] 
Nov 28 13:55:24.257 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:55:24.257 INFO [stderr]    --> src/simplex/structs.rs:196:13
Nov 28 13:55:24.257 INFO [stderr]     |
Nov 28 13:55:24.257 INFO [stderr] 196 |             write!(f, "{:^8}", format!("x{}", i));
Nov 28 13:55:24.257 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:55:24.258 INFO [stderr]     |
Nov 28 13:55:24.258 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:55:24.258 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)
Nov 28 13:55:24.258 INFO [stderr] 
Nov 28 13:55:24.258 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:55:24.258 INFO [stderr]    --> src/simplex/structs.rs:199:9
Nov 28 13:55:24.258 INFO [stderr]     |
Nov 28 13:55:24.258 INFO [stderr] 199 |         writeln!(f, " | {: ^5}", "res");
Nov 28 13:55:24.258 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:55:24.258 INFO [stderr]     |
Nov 28 13:55:24.258 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:55:24.258 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)
Nov 28 13:55:24.260 INFO [stderr] 
Nov 28 13:55:24.260 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:55:24.260 INFO [stderr]    --> src/simplex/structs.rs:201:13
Nov 28 13:55:24.260 INFO [stderr]     |
Nov 28 13:55:24.260 INFO [stderr] 201 | /             writeln!(
Nov 28 13:55:24.261 INFO [stderr] 202 | |                 f,
Nov 28 13:55:24.261 INFO [stderr] 203 | |                 "{}: {:>6.3?} | {:.3}",
Nov 28 13:55:24.261 INFO [stderr] 204 | |                 self.names.get(row).or(Some(&zero)).unwrap(),
Nov 28 13:55:24.261 INFO [stderr] 205 | |                 v.0,
Nov 28 13:55:24.261 INFO [stderr] 206 | |                 v.1
Nov 28 13:55:24.261 INFO [stderr] 207 | |             );
Nov 28 13:55:24.261 INFO [stderr]     | |______________^
Nov 28 13:55:24.261 INFO [stderr]     |
Nov 28 13:55:24.261 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:55:24.261 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)
Nov 28 13:55:24.261 INFO [stderr] 
Nov 28 13:55:27.364 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.38s
Nov 28 13:55:27.369 INFO [stderr] su: No module specific data is present
Nov 28 13:55:28.172 INFO running `"docker" "inspect" "97484337f63acc2d85e92cfb93d071ac2d85ac18932d05ae16b985313dae9bbd"`
Nov 28 13:55:28.406 INFO running `"docker" "rm" "-f" "97484337f63acc2d85e92cfb93d071ac2d85ac18932d05ae16b985313dae9bbd"`
Nov 28 13:55:28.836 INFO [stdout] 97484337f63acc2d85e92cfb93d071ac2d85ac18932d05ae16b985313dae9bbd