[INFO] cloning repository https://github.com/isalevine/rust-cli-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/isalevine/rust-cli-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisalevine%2Frust-cli-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisalevine%2Frust-cli-practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9cd1040c9a34cc8fb666f2d7e3a3252eb372ee69 [INFO] checking isalevine/rust-cli-practice against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisalevine%2Frust-cli-practice" "/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/isalevine/rust-cli-practice on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/isalevine/rust-cli-practice [INFO] finished tweaking git repo https://github.com/isalevine/rust-cli-practice [INFO] tweaked toml for git repo https://github.com/isalevine/rust-cli-practice written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/isalevine/rust-cli-practice already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f7bbf1509cce61a23170bd23e17b78a1e5ae9c1e9398e8cec13dafc26491a5c [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" "6f7bbf1509cce61a23170bd23e17b78a1e5ae9c1e9398e8cec13dafc26491a5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f7bbf1509cce61a23170bd23e17b78a1e5ae9c1e9398e8cec13dafc26491a5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f7bbf1509cce61a23170bd23e17b78a1e5ae9c1e9398e8cec13dafc26491a5c", kill_on_drop: false }` [INFO] [stdout] 6f7bbf1509cce61a23170bd23e17b78a1e5ae9c1e9398e8cec13dafc26491a5c [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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ddd8d36f8d4b52bc2076eaa7bf38862c845de6dbc1fa712b0fd7dbe52ead4d4 [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" "6ddd8d36f8d4b52bc2076eaa7bf38862c845de6dbc1fa712b0fd7dbe52ead4d4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking rust-cli-practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `lizardman_tail_whip` [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let mut lizardman_tail_whip = Attack { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lizardman_tail_whip` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `retreat` [INFO] [stdout] --> src/main.rs:180:13 [INFO] [stdout] | [INFO] [stdout] 180 | let retreat = (player.evade * 2) - enemy.evade; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_retreat` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `player` [INFO] [stdout] --> src/main.rs:215:20 [INFO] [stdout] | [INFO] [stdout] 215 | pub fn roll_attack(player: &Character, enemy: &Character) -> u32 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `enemy` [INFO] [stdout] --> src/main.rs:215:40 [INFO] [stdout] | [INFO] [stdout] 215 | pub fn roll_attack(player: &Character, enemy: &Character) -> u32 { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_enemy` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut swing_sword = Attack { [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/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let mut lizardman_chomp = Attack { [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let mut lizardman_tail_whip = Attack { [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let mut knight = Character { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let mut lizardman = Character { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:116:23 [INFO] [stdout] | [INFO] [stdout] 116 | pub fn main_turn_loop(mut player: Character, mut enemy: Character) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:116:46 [INFO] [stdout] | [INFO] [stdout] 116 | pub fn main_turn_loop(mut player: Character, mut enemy: Character) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print_character_attack` [INFO] [stdout] --> src/main.rs:95:8 [INFO] [stdout] | [INFO] [stdout] 95 | fn print_character_attack(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lizardman_tail_whip` [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let mut lizardman_tail_whip = Attack { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lizardman_tail_whip` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `retreat` [INFO] [stdout] --> src/main.rs:180:13 [INFO] [stdout] | [INFO] [stdout] 180 | let retreat = (player.evade * 2) - enemy.evade; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_retreat` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `player` [INFO] [stdout] --> src/main.rs:215:20 [INFO] [stdout] | [INFO] [stdout] 215 | pub fn roll_attack(player: &Character, enemy: &Character) -> u32 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `enemy` [INFO] [stdout] --> src/main.rs:215:40 [INFO] [stdout] | [INFO] [stdout] 215 | pub fn roll_attack(player: &Character, enemy: &Character) -> u32 { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_enemy` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut swing_sword = Attack { [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/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let mut lizardman_chomp = Attack { [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let mut lizardman_tail_whip = Attack { [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let mut knight = Character { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let mut lizardman = Character { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:116:23 [INFO] [stdout] | [INFO] [stdout] 116 | pub fn main_turn_loop(mut player: Character, mut enemy: Character) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:116:46 [INFO] [stdout] | [INFO] [stdout] 116 | pub fn main_turn_loop(mut player: Character, mut enemy: Character) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print_character_attack` [INFO] [stdout] --> src/main.rs:95:8 [INFO] [stdout] | [INFO] [stdout] 95 | fn print_character_attack(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.81s [INFO] running `Command { std: "docker" "inspect" "6ddd8d36f8d4b52bc2076eaa7bf38862c845de6dbc1fa712b0fd7dbe52ead4d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ddd8d36f8d4b52bc2076eaa7bf38862c845de6dbc1fa712b0fd7dbe52ead4d4", kill_on_drop: false }` [INFO] [stdout] 6ddd8d36f8d4b52bc2076eaa7bf38862c845de6dbc1fa712b0fd7dbe52ead4d4