[INFO] cloning repository https://github.com/KIT-Shin/ticktacktoe_qlearning [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KIT-Shin/ticktacktoe_qlearning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKIT-Shin%2Fticktacktoe_qlearning"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKIT-Shin%2Fticktacktoe_qlearning'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 156f3c680d6edb91fdd03ccc7b001c7638ae99a3 [INFO] checking KIT-Shin/ticktacktoe_qlearning against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKIT-Shin%2Fticktacktoe_qlearning" "/workspace/builds/worker-12/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/KIT-Shin/ticktacktoe_qlearning on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/KIT-Shin/ticktacktoe_qlearning [INFO] finished tweaking git repo https://github.com/KIT-Shin/ticktacktoe_qlearning [INFO] tweaked toml for git repo https://github.com/KIT-Shin/ticktacktoe_qlearning written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/KIT-Shin/ticktacktoe_qlearning already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 479acd82088a7ef92d99a10186c391dff759c739f67e08ecea5cca4743b304d4 [INFO] running `"docker" "start" "-a" "479acd82088a7ef92d99a10186c391dff759c739f67e08ecea5cca4743b304d4"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking getrandom v0.1.11 [INFO] [stderr] Compiling serde_derive v1.0.99 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking q_learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `Ordering` [INFO] [stderr] --> src/main.rs:2:21 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cmp::{Ord, Ordering}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Add` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::ops::Add; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Ordering` [INFO] [stderr] --> src/main.rs:2:21 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cmp::{Ord, Ordering}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Add` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::ops::Add; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Ord` [INFO] [stderr] --> src/main.rs:2:16 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cmp::{Ord, Ordering}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | for i in 0..10_000 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:215:17 [INFO] [stderr] | [INFO] [stderr] 215 | Err(e) => { return Err(FileIOError); } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:222:21 [INFO] [stderr] | [INFO] [stderr] 222 | Err(e) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:231:25 [INFO] [stderr] | [INFO] [stderr] 231 | Err(e) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:246:17 [INFO] [stderr] | [INFO] [stderr] 246 | Err(e) => { return Err(FileIOError); } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:252:25 [INFO] [stderr] | [INFO] [stderr] 252 | Err(e) => { return Err(FileIOError); } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:257:29 [INFO] [stderr] | [INFO] [stderr] 257 | Err(e) => { return Err(FileIOError); } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:262:29 [INFO] [stderr] | [INFO] [stderr] 262 | Err(e) => { return Err(FileIOError); } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | let mut action: usize; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Ord` [INFO] [stderr] --> src/main.rs:2:16 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cmp::{Ord, Ordering}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | for i in 0..10_000 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:215:17 [INFO] [stderr] | [INFO] [stderr] 215 | Err(e) => { return Err(FileIOError); } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:222:21 [INFO] [stderr] | [INFO] [stderr] 222 | Err(e) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:231:25 [INFO] [stderr] | [INFO] [stderr] 231 | Err(e) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:246:17 [INFO] [stderr] | [INFO] [stderr] 246 | Err(e) => { return Err(FileIOError); } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] warning: function is never used: `print_q_table` [INFO] [stderr] --> src/main.rs:83:1 [INFO] [stderr] | [INFO] [stderr] 83 | fn print_q_table(learner: Learner) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `from_state_code` [INFO] [stderr] --> src/main.rs:111:1 [INFO] [stderr] | [INFO] [stderr] 111 | fn from_state_code(mut state: usize, turn: i8) -> GameState { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | stdin().read_line(&mut s); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:78:9 [INFO] [stderr] | [INFO] [stderr] 78 | learner.store("qTable"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:252:25 [INFO] [stderr] | [INFO] [stderr] 252 | Err(e) => { return Err(FileIOError); } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:257:29 [INFO] [stderr] | [INFO] [stderr] 257 | Err(e) => { return Err(FileIOError); } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:262:29 [INFO] [stderr] | [INFO] [stderr] 262 | Err(e) => { return Err(FileIOError); } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | let mut action: usize; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_q_table` [INFO] [stderr] --> src/main.rs:83:1 [INFO] [stderr] | [INFO] [stderr] 83 | fn print_q_table(learner: Learner) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `from_state_code` [INFO] [stderr] --> src/main.rs:111:1 [INFO] [stderr] | [INFO] [stderr] 111 | fn from_state_code(mut state: usize, turn: i8) -> GameState { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | stdin().read_line(&mut s); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:78:9 [INFO] [stderr] | [INFO] [stderr] 78 | learner.store("qTable"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.72s [INFO] running `"docker" "inspect" "479acd82088a7ef92d99a10186c391dff759c739f67e08ecea5cca4743b304d4"` [INFO] running `"docker" "rm" "-f" "479acd82088a7ef92d99a10186c391dff759c739f67e08ecea5cca4743b304d4"` [INFO] [stdout] 479acd82088a7ef92d99a10186c391dff759c739f67e08ecea5cca4743b304d4