[INFO] cloning repository https://github.com/Direnol/Simplex-Method [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Direnol/Simplex-Method" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDirenol%2FSimplex-Method", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDirenol%2FSimplex-Method'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 91ee756515c4e946fc1cd49edbdaf9fd10c3aaec [INFO] checking Direnol/Simplex-Method against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDirenol%2FSimplex-Method" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Direnol/Simplex-Method on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Direnol/Simplex-Method [INFO] finished tweaking git repo https://github.com/Direnol/Simplex-Method [INFO] tweaked toml for git repo https://github.com/Direnol/Simplex-Method written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Direnol/Simplex-Method already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 248e11dd4f8c91ab3ca002e26afd064cf1408c029f5ac827e8668fad4cebfd22 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "248e11dd4f8c91ab3ca002e26afd064cf1408c029f5ac827e8668fad4cebfd22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "248e11dd4f8c91ab3ca002e26afd064cf1408c029f5ac827e8668fad4cebfd22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "248e11dd4f8c91ab3ca002e26afd064cf1408c029f5ac827e8668fad4cebfd22", kill_on_drop: false }` [INFO] [stdout] 248e11dd4f8c91ab3ca002e26afd064cf1408c029f5ac827e8668fad4cebfd22 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab72fd5475cfff1eccdef058b8cff3a7cf8c85f91044c400ebac5334364a6686 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ab72fd5475cfff1eccdef058b8cff3a7cf8c85f91044c400ebac5334364a6686", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling serde v1.0.79 [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling syn v0.15.9 [INFO] [stderr] Compiling serde_derive v1.0.79 [INFO] [stderr] Checking serde_json v1.0.32 [INFO] [stderr] Checking rsimpl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/simplex/structs.rs:165:13 [INFO] [stdout] | [INFO] [stdout] 165 | ::std::io::stdin().read(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/simplex/structs.rs:193:9 [INFO] [stdout] | [INFO] [stdout] 193 | writeln!(f, "Action: {:?}, N: {}, K: {}", self.action, self.n, self.k); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/simplex/structs.rs:194:9 [INFO] [stdout] | [INFO] [stdout] 194 | write!(f, "X: {: ^6}", 'z'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/simplex/structs.rs:196:13 [INFO] [stdout] | [INFO] [stdout] 196 | write!(f, "{:^8}", format!("x{}", i)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/simplex/structs.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | writeln!(f, " | {: ^5}", "res"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/simplex/structs.rs:201:13 [INFO] [stdout] | [INFO] [stdout] 201 | / writeln!( [INFO] [stdout] 202 | | f, [INFO] [stdout] 203 | | "{}: {:>6.3?} | {:.3}", [INFO] [stdout] 204 | | self.names.get(row).or(Some(&zero)).unwrap(), [INFO] [stdout] 205 | | v.0, [INFO] [stdout] 206 | | v.1 [INFO] [stdout] 207 | | ); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/simplex/structs.rs:165:13 [INFO] [stdout] | [INFO] [stdout] 165 | ::std::io::stdin().read(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/simplex/structs.rs:193:9 [INFO] [stdout] | [INFO] [stdout] 193 | writeln!(f, "Action: {:?}, N: {}, K: {}", self.action, self.n, self.k); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/simplex/structs.rs:194:9 [INFO] [stdout] | [INFO] [stdout] 194 | write!(f, "X: {: ^6}", 'z'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/simplex/structs.rs:196:13 [INFO] [stdout] | [INFO] [stdout] 196 | write!(f, "{:^8}", format!("x{}", i)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/simplex/structs.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | writeln!(f, " | {: ^5}", "res"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/simplex/structs.rs:201:13 [INFO] [stdout] | [INFO] [stdout] 201 | / writeln!( [INFO] [stdout] 202 | | f, [INFO] [stdout] 203 | | "{}: {:>6.3?} | {:.3}", [INFO] [stdout] 204 | | self.names.get(row).or(Some(&zero)).unwrap(), [INFO] [stdout] 205 | | v.0, [INFO] [stdout] 206 | | v.1 [INFO] [stdout] 207 | | ); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.69s [INFO] running `Command { std: "docker" "inspect" "ab72fd5475cfff1eccdef058b8cff3a7cf8c85f91044c400ebac5334364a6686", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab72fd5475cfff1eccdef058b8cff3a7cf8c85f91044c400ebac5334364a6686", kill_on_drop: false }` [INFO] [stdout] ab72fd5475cfff1eccdef058b8cff3a7cf8c85f91044c400ebac5334364a6686