[INFO] updating cached repository Direnol/Simplex-Method [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Direnol/Simplex-Method [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Direnol/Simplex-Method" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Direnol/Simplex-Method"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Direnol/Simplex-Method'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Direnol/Simplex-Method" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Direnol/Simplex-Method"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Direnol/Simplex-Method'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 91ee756515c4e946fc1cd49edbdaf9fd10c3aaec [INFO] sha for GitHub repo Direnol/Simplex-Method: 91ee756515c4e946fc1cd49edbdaf9fd10c3aaec [INFO] validating manifest of Direnol/Simplex-Method on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Direnol/Simplex-Method on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Direnol/Simplex-Method [INFO] finished frobbing Direnol/Simplex-Method [INFO] frobbed toml for Direnol/Simplex-Method written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Direnol/Simplex-Method/Cargo.toml [INFO] started frobbing Direnol/Simplex-Method [INFO] finished frobbing Direnol/Simplex-Method [INFO] frobbed toml for Direnol/Simplex-Method written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Direnol/Simplex-Method/Cargo.toml [INFO] crate Direnol/Simplex-Method has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing Direnol/Simplex-Method against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Direnol/Simplex-Method:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"` [INFO] [stdout] 66a9675ad86a999ca551b23267efa5601474a26840fe4bbaad701af9ad7422da [INFO] running `"docker" "start" "-a" "66a9675ad86a999ca551b23267efa5601474a26840fe4bbaad701af9ad7422da"` [INFO] [stderr] Compiling rsimpl v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/simplex/structs.rs:165:13 [INFO] [stderr] | [INFO] [stderr] 165 | ::std::io::stdin().read(&mut buf); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/simplex/structs.rs:193:9 [INFO] [stderr] | [INFO] [stderr] 193 | writeln!(f, "Action: {:?}, N: {}, K: {}", self.action, self.n, self.k); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/simplex/structs.rs:194:9 [INFO] [stderr] | [INFO] [stderr] 194 | write!(f, "X: {: ^6}", 'z'); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/simplex/structs.rs:196:13 [INFO] [stderr] | [INFO] [stderr] 196 | write!(f, "{:^8}", format!("x{}", i)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/simplex/structs.rs:199:9 [INFO] [stderr] | [INFO] [stderr] 199 | writeln!(f, " | {: ^5}", "res"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/simplex/structs.rs:201:13 [INFO] [stderr] | [INFO] [stderr] 201 | / writeln!( [INFO] [stderr] 202 | | f, [INFO] [stderr] 203 | | "{}: {:>6.3?} | {:.3}", [INFO] [stderr] 204 | | self.names.get(row).or(Some(&zero)).unwrap(), [INFO] [stderr] 205 | | v.0, [INFO] [stderr] 206 | | v.1 [INFO] [stderr] 207 | | ); [INFO] [stderr] | |______________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.82s [INFO] running `"docker" "inspect" "66a9675ad86a999ca551b23267efa5601474a26840fe4bbaad701af9ad7422da"` [INFO] running `"docker" "rm" "-f" "66a9675ad86a999ca551b23267efa5601474a26840fe4bbaad701af9ad7422da"` [INFO] [stdout] 66a9675ad86a999ca551b23267efa5601474a26840fe4bbaad701af9ad7422da [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Direnol/Simplex-Method:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 09f28135c112a317f0e9dbccab0e54e3e023acd1d104ac8b375695f6abc4ad16 [INFO] running `"docker" "start" "-a" "09f28135c112a317f0e9dbccab0e54e3e023acd1d104ac8b375695f6abc4ad16"` [INFO] [stderr] Compiling rsimpl v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/simplex/structs.rs:165:13 [INFO] [stderr] | [INFO] [stderr] 165 | ::std::io::stdin().read(&mut buf); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/simplex/structs.rs:193:9 [INFO] [stderr] | [INFO] [stderr] 193 | writeln!(f, "Action: {:?}, N: {}, K: {}", self.action, self.n, self.k); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/simplex/structs.rs:194:9 [INFO] [stderr] | [INFO] [stderr] 194 | write!(f, "X: {: ^6}", 'z'); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/simplex/structs.rs:196:13 [INFO] [stderr] | [INFO] [stderr] 196 | write!(f, "{:^8}", format!("x{}", i)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/simplex/structs.rs:199:9 [INFO] [stderr] | [INFO] [stderr] 199 | writeln!(f, " | {: ^5}", "res"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/simplex/structs.rs:201:13 [INFO] [stderr] | [INFO] [stderr] 201 | / writeln!( [INFO] [stderr] 202 | | f, [INFO] [stderr] 203 | | "{}: {:>6.3?} | {:.3}", [INFO] [stderr] 204 | | self.names.get(row).or(Some(&zero)).unwrap(), [INFO] [stderr] 205 | | v.0, [INFO] [stderr] 206 | | v.1 [INFO] [stderr] 207 | | ); [INFO] [stderr] | |______________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.04s [INFO] running `"docker" "inspect" "09f28135c112a317f0e9dbccab0e54e3e023acd1d104ac8b375695f6abc4ad16"` [INFO] running `"docker" "rm" "-f" "09f28135c112a317f0e9dbccab0e54e3e023acd1d104ac8b375695f6abc4ad16"` [INFO] [stdout] 09f28135c112a317f0e9dbccab0e54e3e023acd1d104ac8b375695f6abc4ad16 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Direnol/Simplex-Method:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"` [INFO] [stdout] 978a1e2c28c0ed23c361e4f6328aaa05ad95f8bd0ba6d881469600526589370c [INFO] running `"docker" "start" "-a" "978a1e2c28c0ed23c361e4f6328aaa05ad95f8bd0ba6d881469600526589370c"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/crater/target/debug/deps/rsimpl-2a98923e542c1da4 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/rsimpl-13afa0eb62957602 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests rsimpl [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "978a1e2c28c0ed23c361e4f6328aaa05ad95f8bd0ba6d881469600526589370c"` [INFO] running `"docker" "rm" "-f" "978a1e2c28c0ed23c361e4f6328aaa05ad95f8bd0ba6d881469600526589370c"` [INFO] [stdout] 978a1e2c28c0ed23c361e4f6328aaa05ad95f8bd0ba6d881469600526589370c