[INFO] cloning repository https://github.com/sergii-s/rust-dojo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sergii-s/rust-dojo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsergii-s%2Frust-dojo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsergii-s%2Frust-dojo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] eb775dd5dec930ae1567705b53f4ef1df2f9737a [INFO] checking sergii-s/rust-dojo against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsergii-s%2Frust-dojo" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sergii-s/rust-dojo on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sergii-s/rust-dojo [INFO] finished tweaking git repo https://github.com/sergii-s/rust-dojo [INFO] tweaked toml for git repo https://github.com/sergii-s/rust-dojo written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/sergii-s/rust-dojo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9647a2aabd5b169eda64dd5f90bdc897fc2420afe71811dfea8022c281c0a1ee [INFO] running `Command { std: "docker" "start" "-a" "9647a2aabd5b169eda64dd5f90bdc897fc2420afe71811dfea8022c281c0a1ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9647a2aabd5b169eda64dd5f90bdc897fc2420afe71811dfea8022c281c0a1ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9647a2aabd5b169eda64dd5f90bdc897fc2420afe71811dfea8022c281c0a1ee", kill_on_drop: false }` [INFO] [stdout] 9647a2aabd5b169eda64dd5f90bdc897fc2420afe71811dfea8022c281c0a1ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5d847663d224de17cafe2b922f719a7d1026fb918c4a76b43c64496bb4b3f29d [INFO] running `Command { std: "docker" "start" "-a" "5d847663d224de17cafe2b922f719a7d1026fb918c4a76b43c64496bb4b3f29d", kill_on_drop: false }` [INFO] [stderr] Checking rust-dojo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/rover.rs:28:67 [INFO] [stdout] | [INFO] [stdout] 28 | let move_count: i32 = move_count.parse().map_err(|e| "not valid number")?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/rover.rs:64:67 [INFO] [stdout] | [INFO] [stdout] 64 | let move_count: i32 = move_count.parse().map_err(|e| "not valid number")?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rover` [INFO] [stdout] --> src/rover.rs:191:23 [INFO] [stdout] | [INFO] [stdout] 191 | fn execute(&self, rover: &mut Rover) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rover` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/rover.rs:28:67 [INFO] [stdout] | [INFO] [stdout] 28 | let move_count: i32 = move_count.parse().map_err(|e| "not valid number")?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/rover.rs:64:67 [INFO] [stdout] | [INFO] [stdout] 64 | let move_count: i32 = move_count.parse().map_err(|e| "not valid number")?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rover` [INFO] [stdout] --> src/rover.rs:191:23 [INFO] [stdout] | [INFO] [stdout] 191 | fn execute(&self, rover: &mut Rover) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rover` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `x` is never read [INFO] [stdout] --> src/rover.rs:456:13 [INFO] [stdout] | [INFO] [stdout] 456 | x = 2; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rover.rs:445:17 [INFO] [stdout] | [INFO] [stdout] 445 | let mut map = vec![vec!['O'; 10]; 10]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rover.rs:447:17 [INFO] [stdout] | [INFO] [stdout] 447 | let mut rover = Rover { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private trait `rover::Command` in public interface (error E0445) [INFO] [stdout] --> src/rover.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | fn parse_command<'x>(&self, command: &'x str) -> Result, &'static str>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private trait `rover::Command` in public interface (error E0445) [INFO] [stdout] --> src/rover.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | fn parse_command(&self, command: &str) -> Result, &'static str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private trait `rover::Command` in public interface (error E0445) [INFO] [stdout] --> src/rover.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | fn parse_command<'x>(&self, command: &'x str) -> Result, &'static str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `scan` [INFO] [stdout] --> src/rover.rs:202:12 [INFO] [stdout] | [INFO] [stdout] 202 | pub fn scan(&self) -> [&[char]; 3] { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private trait `rover::Command` in public interface (error E0445) [INFO] [stdout] --> src/rover.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | fn parse_command<'x>(&self, command: &'x str) -> Result, &'static str>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private trait `rover::Command` in public interface (error E0445) [INFO] [stdout] --> src/rover.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | fn parse_command(&self, command: &str) -> Result, &'static str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private trait `rover::Command` in public interface (error E0445) [INFO] [stdout] --> src/rover.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | fn parse_command<'x>(&self, command: &'x str) -> Result, &'static str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "5d847663d224de17cafe2b922f719a7d1026fb918c4a76b43c64496bb4b3f29d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d847663d224de17cafe2b922f719a7d1026fb918c4a76b43c64496bb4b3f29d", kill_on_drop: false }` [INFO] [stdout] 5d847663d224de17cafe2b922f719a7d1026fb918c4a76b43c64496bb4b3f29d