[INFO] cloning repository https://github.com/loovjo/neat-driver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loovjo/neat-driver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floovjo%2Fneat-driver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floovjo%2Fneat-driver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] eb25f341849c82536435c35d7c0e8fbea571b5f1 [INFO] checking loovjo/neat-driver against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floovjo%2Fneat-driver" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/loovjo/neat-driver on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/loovjo/neat-driver [INFO] finished tweaking git repo https://github.com/loovjo/neat-driver [INFO] tweaked toml for git repo https://github.com/loovjo/neat-driver written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/loovjo/neat-driver already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded inflate v0.4.3 [INFO] [stderr] Downloaded proc-macro2 v0.4.23 [INFO] [stderr] Downloaded syn v0.15.20 [INFO] [stderr] Downloaded ytesrev v0.2.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3915e4da1901c47c4b8e381e7ef9c436ea859bb61592eac647981d573ea7f3a [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" "a3915e4da1901c47c4b8e381e7ef9c436ea859bb61592eac647981d573ea7f3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3915e4da1901c47c4b8e381e7ef9c436ea859bb61592eac647981d573ea7f3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3915e4da1901c47c4b8e381e7ef9c436ea859bb61592eac647981d573ea7f3a", kill_on_drop: false }` [INFO] [stdout] a3915e4da1901c47c4b8e381e7ef9c436ea859bb61592eac647981d573ea7f3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 279c365b9a9920b5632e8d4c7d81afa1cf4f5bdf5ed64bbf834050c68eb1348d [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" "279c365b9a9920b5632e8d4c7d81afa1cf4f5bdf5ed64bbf834050c68eb1348d", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking approx v0.1.1 [INFO] [stderr] Checking inflate v0.4.3 [INFO] [stderr] Checking phf_shared v0.7.23 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Compiling sdl2-sys v0.31.0 [INFO] [stderr] Compiling proc-macro2 v0.4.23 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking deflate v0.7.19 [INFO] [stderr] Checking phf v0.7.23 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling syn v0.15.20 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Checking rayon v1.0.3 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking png v0.12.0 [INFO] [stderr] Compiling palette v0.4.1 [INFO] [stderr] Checking sdl2 v0.31.0 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Checking bincode v1.0.1 [INFO] [stderr] Checking ytesrev v0.2.4 [INFO] [stderr] Compiling palette_derive v0.4.1 [INFO] [stderr] Checking NEAT-Pong v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/car_textures.rs (1 fix) [INFO] [stderr] Fixed src/game.rs (4 fixes) [INFO] [stderr] Fixed src/map.rs (1 fix) [INFO] [stderr] Fixed src/neat.rs (4 fixes) [INFO] [stderr] Fixed src/main.rs (8 fixes) [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/neat.rs:306:9 [INFO] [stdout] | [INFO] [stdout] 306 | 'spec: for n in 0..species.len() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/neat.rs:306:9 [INFO] [stdout] | [INFO] [stdout] 306 | 'spec: for n in 0..species.len() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/game.rs:101:13 [INFO] [stdout] | [INFO] [stdout] 101 | _ => {} [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/game.rs:101:13 [INFO] [stdout] | [INFO] [stdout] 101 | _ => {} [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `showing` [INFO] [stdout] --> src/main.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 103 | showing: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `bind_by_move_pattern_guards` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(bind_by_move_pattern_guards)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `NEAT_Pong` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `neat_pong` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game.rs:194:9 [INFO] [stdout] | [INFO] [stdout] 194 | texture.update(None, car_texture.data.as_slice(), 4 * car_texture.width); [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 `Result` that must be used [INFO] [stdout] --> src/neat.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | write!(f, "{}", sres); [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 the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/neat.rs:265:9 [INFO] [stdout] | [INFO] [stdout] 265 | / Command::new("dot") [INFO] [stdout] 266 | | .arg("-Tsvg") [INFO] [stdout] 267 | | .arg(path) [INFO] [stdout] 268 | | .arg("-o") [INFO] [stdout] 269 | | .arg(format!("/tmp/graphs/{}.svg", name)) [INFO] [stdout] 270 | | .output(); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `showing` [INFO] [stdout] --> src/main.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 103 | showing: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `bind_by_move_pattern_guards` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(bind_by_move_pattern_guards)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `NEAT_Pong` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `neat_pong` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game.rs:194:9 [INFO] [stdout] | [INFO] [stdout] 194 | texture.update(None, car_texture.data.as_slice(), 4 * car_texture.width); [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 `Result` that must be used [INFO] [stdout] --> src/neat.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | write!(f, "{}", sres); [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 the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/neat.rs:265:9 [INFO] [stdout] | [INFO] [stdout] 265 | / Command::new("dot") [INFO] [stdout] 266 | | .arg("-Tsvg") [INFO] [stdout] 267 | | .arg(path) [INFO] [stdout] 268 | | .arg("-o") [INFO] [stdout] 269 | | .arg(format!("/tmp/graphs/{}.svg", name)) [INFO] [stdout] 270 | | .output(); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.79s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking NEAT-Pong v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/neat.rs:306:9 [INFO] [stdout] | [INFO] [stdout] 306 | 'spec: for n in 0..species.len() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/neat.rs:306:9 [INFO] [stdout] | [INFO] [stdout] 306 | 'spec: for n in 0..species.len() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/game.rs:101:13 [INFO] [stdout] | [INFO] [stdout] 101 | _ => {} [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/game.rs:101:13 [INFO] [stdout] | [INFO] [stdout] 101 | _ => {} [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `showing` [INFO] [stdout] --> src/main.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 103 | showing: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `bind_by_move_pattern_guards` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(bind_by_move_pattern_guards)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `NEAT_Pong` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `neat_pong` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `showing` [INFO] [stdout] --> src/main.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 103 | showing: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `bind_by_move_pattern_guards` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(bind_by_move_pattern_guards)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game.rs:194:9 [INFO] [stdout] | [INFO] [stdout] 194 | texture.update(None, car_texture.data.as_slice(), 4 * car_texture.width); [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 `Result` that must be used [INFO] [stdout] --> src/neat.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | write!(f, "{}", sres); [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 the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/neat.rs:265:9 [INFO] [stdout] | [INFO] [stdout] 265 | / Command::new("dot") [INFO] [stdout] 266 | | .arg("-Tsvg") [INFO] [stdout] 267 | | .arg(path) [INFO] [stdout] 268 | | .arg("-o") [INFO] [stdout] 269 | | .arg(format!("/tmp/graphs/{}.svg", name)) [INFO] [stdout] 270 | | .output(); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `NEAT_Pong` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `neat_pong` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game.rs:194:9 [INFO] [stdout] | [INFO] [stdout] 194 | texture.update(None, car_texture.data.as_slice(), 4 * car_texture.width); [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 `Result` that must be used [INFO] [stdout] --> src/neat.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | write!(f, "{}", sres); [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 the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/neat.rs:265:9 [INFO] [stdout] | [INFO] [stdout] 265 | / Command::new("dot") [INFO] [stdout] 266 | | .arg("-Tsvg") [INFO] [stdout] 267 | | .arg(path) [INFO] [stdout] 268 | | .arg("-o") [INFO] [stdout] 269 | | .arg(format!("/tmp/graphs/{}.svg", name)) [INFO] [stdout] 270 | | .output(); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.49s [INFO] running `Command { std: "docker" "inspect" "279c365b9a9920b5632e8d4c7d81afa1cf4f5bdf5ed64bbf834050c68eb1348d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "279c365b9a9920b5632e8d4c7d81afa1cf4f5bdf5ed64bbf834050c68eb1348d", kill_on_drop: false }` [INFO] [stdout] 279c365b9a9920b5632e8d4c7d81afa1cf4f5bdf5ed64bbf834050c68eb1348d