[INFO] cloning repository https://github.com/alec-deason/neat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alec-deason/neat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falec-deason%2Fneat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falec-deason%2Fneat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] eecbacc364048a34de55302ac58c7163fce9a5e2 [INFO] checking alec-deason/neat against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falec-deason%2Fneat" "/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/alec-deason/neat 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/alec-deason/neat [INFO] finished tweaking git repo https://github.com/alec-deason/neat [INFO] tweaked toml for git repo https://github.com/alec-deason/neat written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/alec-deason/neat 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] 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" "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] c0008f3bc7900221db1c97a44badfdc9225b7972ba7e6208d5d2478111138944 [INFO] running `Command { std: "docker" "start" "-a" "c0008f3bc7900221db1c97a44badfdc9225b7972ba7e6208d5d2478111138944", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c0008f3bc7900221db1c97a44badfdc9225b7972ba7e6208d5d2478111138944", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0008f3bc7900221db1c97a44badfdc9225b7972ba7e6208d5d2478111138944", kill_on_drop: false }` [INFO] [stdout] c0008f3bc7900221db1c97a44badfdc9225b7972ba7e6208d5d2478111138944 [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" "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] 0398806848ef49e30950f5e82227e229f72cea12836f03714c979b4d2b1f8094 [INFO] running `Command { std: "docker" "start" "-a" "0398806848ef49e30950f5e82227e229f72cea12836f03714c979b4d2b1f8094", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling cc v1.0.31 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling serde v1.0.89 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking either v1.5.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Compiling ncurses v5.99.0 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Checking pancurses v0.16.1 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking neat v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/lib.rs (8 fixes) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:165:9 [INFO] [stdout] | [INFO] [stdout] 165 | write!(&mut file, "{:?}", Dot::with_config(&deps, &[])); [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] = 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:165:9 [INFO] [stdout] | [INFO] [stdout] 165 | write!(&mut file, "{:?}", Dot::with_config(&deps, &[])); [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] = 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Migrating examples/dungeon.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/xor.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/hello_world.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/counter.rs from 2018 edition to 2021 [INFO] [stderr] Fixed examples/dungeon.rs (6 fixes) [INFO] [stderr] Fixed examples/xor.rs (7 fixes) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> examples/dungeon.rs:312:9 [INFO] [stdout] | [INFO] [stdout] 293 | / loop { [INFO] [stdout] 294 | | for x in 0..dungeon.tiles.len() { [INFO] [stdout] 295 | | for y in 0..dungeon.tiles[0].len() { [INFO] [stdout] 296 | | window.mvprintw(y as i32, x as i32, [INFO] [stdout] ... | [INFO] [stdout] 310 | | dungeon.step(); [INFO] [stdout] 311 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 312 | endwin(); [INFO] [stdout] | ^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> examples/dungeon.rs:195:20 [INFO] [stdout] | [INFO] [stdout] 195 | if fx >= 0 && fx < self.tiles.len() && fy >= 0 && fy < self.tiles[0].len() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> examples/dungeon.rs:195:56 [INFO] [stdout] | [INFO] [stdout] 195 | if fx >= 0 && fx < self.tiles.len() && fy >= 0 && fy < self.tiles[0].len() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> examples/dungeon.rs:219:20 [INFO] [stdout] | [INFO] [stdout] 219 | if bx >= 0 && bx < self.tiles.len() && by >= 0 && by < self.tiles[0].len() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> examples/dungeon.rs:219:56 [INFO] [stdout] | [INFO] [stdout] 219 | if bx >= 0 && bx < self.tiles.len() && by >= 0 && by < self.tiles[0].len() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/dungeon.rs:351:7 [INFO] [stdout] | [INFO] [stdout] 351 | write!(&mut file, "{}", json.unwrap()); [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] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Fixed examples/hello_world.rs (9 fixes) [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Fixed examples/counter.rs (2 fixes) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.02s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking neat v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:165:9 [INFO] [stdout] | [INFO] [stdout] 165 | write!(&mut file, "{:?}", Dot::with_config(&deps, &[])); [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] = 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:165:9 [INFO] [stdout] | [INFO] [stdout] 165 | write!(&mut file, "{:?}", Dot::with_config(&deps, &[])); [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] = 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> examples/dungeon.rs:312:9 [INFO] [stdout] | [INFO] [stdout] 293 | / loop { [INFO] [stdout] 294 | | for x in 0..dungeon.tiles.len() { [INFO] [stdout] 295 | | for y in 0..dungeon.tiles[0].len() { [INFO] [stdout] 296 | | window.mvprintw(y as i32, x as i32, [INFO] [stdout] ... | [INFO] [stdout] 310 | | dungeon.step(); [INFO] [stdout] 311 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 312 | endwin(); [INFO] [stdout] | ^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> examples/dungeon.rs:195:20 [INFO] [stdout] | [INFO] [stdout] 195 | if fx >= 0 && fx < self.tiles.len() && fy >= 0 && fy < self.tiles[0].len() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> examples/dungeon.rs:195:56 [INFO] [stdout] | [INFO] [stdout] 195 | if fx >= 0 && fx < self.tiles.len() && fy >= 0 && fy < self.tiles[0].len() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> examples/dungeon.rs:219:20 [INFO] [stdout] | [INFO] [stdout] 219 | if bx >= 0 && bx < self.tiles.len() && by >= 0 && by < self.tiles[0].len() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> examples/dungeon.rs:219:56 [INFO] [stdout] | [INFO] [stdout] 219 | if bx >= 0 && bx < self.tiles.len() && by >= 0 && by < self.tiles[0].len() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/dungeon.rs:351:7 [INFO] [stdout] | [INFO] [stdout] 351 | write!(&mut file, "{}", json.unwrap()); [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] = 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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `Command { std: "docker" "inspect" "0398806848ef49e30950f5e82227e229f72cea12836f03714c979b4d2b1f8094", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0398806848ef49e30950f5e82227e229f72cea12836f03714c979b4d2b1f8094", kill_on_drop: false }` [INFO] [stdout] 0398806848ef49e30950f5e82227e229f72cea12836f03714c979b4d2b1f8094