[INFO] cloning repository https://github.com/cauebs/gomoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cauebs/gomoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcauebs%2Fgomoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcauebs%2Fgomoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f8d6acfe32d9dabefe831e3056c0460fb7d4bd6a [INFO] checking cauebs/gomoku against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcauebs%2Fgomoku" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cauebs/gomoku on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cauebs/gomoku [INFO] finished tweaking git repo https://github.com/cauebs/gomoku [INFO] tweaked toml for git repo https://github.com/cauebs/gomoku written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/cauebs/gomoku already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand v0.5.5 [INFO] [stderr] Downloaded synstructure v0.9.0 [INFO] [stderr] Downloaded rand_core v0.2.1 [INFO] [stderr] Downloaded failure v0.1.2 [INFO] [stderr] Downloaded cfg-if v0.1.5 [INFO] [stderr] Downloaded winapi v0.3.5 [INFO] [stderr] Downloaded backtrace-sys v0.1.24 [INFO] [stderr] Downloaded rustc-demangle v0.1.9 [INFO] [stderr] Downloaded backtrace v0.3.9 [INFO] [stderr] Downloaded failure_derive v0.1.2 [INFO] [stderr] Downloaded bitflags v1.0.3 [INFO] [stderr] Downloaded libc v0.2.43 [INFO] [stderr] Downloaded proc-macro2 v0.4.13 [INFO] [stderr] Downloaded quote v0.6.6 [INFO] [stderr] Downloaded cc v1.0.18 [INFO] [stderr] Downloaded syn v0.14.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 78264477071f143fbb034900887da0c6bb2ac6325d09878f294554fc582336dd [INFO] running `Command { std: "docker" "start" "-a" "78264477071f143fbb034900887da0c6bb2ac6325d09878f294554fc582336dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "78264477071f143fbb034900887da0c6bb2ac6325d09878f294554fc582336dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78264477071f143fbb034900887da0c6bb2ac6325d09878f294554fc582336dd", kill_on_drop: false }` [INFO] [stdout] 78264477071f143fbb034900887da0c6bb2ac6325d09878f294554fc582336dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 82447ad5c5a34d06815c9f3efef58731d76580e9c21a0c5bbd7e93ce03c840bf [INFO] running `Command { std: "docker" "start" "-a" "82447ad5c5a34d06815c9f3efef58731d76580e9c21a0c5bbd7e93ce03c840bf", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.13 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling cc v1.0.18 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling quote v0.6.6 [INFO] [stderr] Compiling syn v0.14.8 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Checking failure v0.1.2 [INFO] [stderr] Checking gomoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/ai.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, default::Default, f64}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> src/board.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use failure; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate failure; [INFO] [stdout] | --------------------- the item `failure` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> src/coordinates.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use failure; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate failure; [INFO] [stdout] | --------------------- the item `failure` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/ai.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, default::Default, f64}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> src/board.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use failure; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate failure; [INFO] [stdout] | --------------------- the item `failure` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> src/coordinates.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use failure; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate failure; [INFO] [stdout] | --------------------- the item `failure` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `board` [INFO] [stdout] --> src/ai.rs:66:26 [INFO] [stdout] | [INFO] [stdout] 66 | fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_move` [INFO] [stdout] --> src/ai.rs:66:41 [INFO] [stdout] | [INFO] [stdout] 66 | fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_move` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `board` [INFO] [stdout] --> src/ai.rs:66:26 [INFO] [stdout] | [INFO] [stdout] 66 | fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_move` [INFO] [stdout] --> src/ai.rs:66:41 [INFO] [stdout] | [INFO] [stdout] 66 | fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_move` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `state`, `static_value`, `alpha`, `beta`, and `children` are never read [INFO] [stdout] --> src/ai.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct DecisionTree { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 8 | state: Board, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | static_value: Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 10 | alpha: f64, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 11 | beta: f64, [INFO] [stdout] | ^^^^ [INFO] [stdout] 12 | children: HashMap<(usize, usize), Box>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DecisionTree` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `state`, `static_value`, `alpha`, `beta`, and `children` are never read [INFO] [stdout] --> src/ai.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct DecisionTree { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 8 | state: Board, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | static_value: Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 10 | alpha: f64, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 11 | beta: f64, [INFO] [stdout] | ^^^^ [INFO] [stdout] 12 | children: HashMap<(usize, usize), Box>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DecisionTree` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/ai.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 27 | impl DecisionTree { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 28 | fn new(state: Board, heuristic_value: f64, alpha: f64, beta: f64) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/ai.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 27 | impl DecisionTree { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 28 | fn new(state: Board, heuristic_value: f64, alpha: f64, beta: f64) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `static_evaluator`, `decision_tree`, and `recursion_limit` are never read [INFO] [stdout] --> src/ai.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct SmartBot [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 44 | static_evaluator: F, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 45 | decision_tree: DecisionTree, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 46 | recursion_limit: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SmartBot` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `coordinates_from_str` is never used [INFO] [stdout] --> src/coordinates.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn coordinates_from_str(s: &str) -> Result<(usize, usize), failure::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `static_evaluator`, `decision_tree`, and `recursion_limit` are never read [INFO] [stdout] --> src/ai.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct SmartBot [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 44 | static_evaluator: F, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 45 | decision_tree: DecisionTree, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 46 | recursion_limit: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SmartBot` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `coordinates_from_str` is never used [INFO] [stdout] --> src/coordinates.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn coordinates_from_str(s: &str) -> Result<(usize, usize), failure::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `play_turns` is never used [INFO] [stdout] --> src/game.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl Game { [INFO] [stdout] | ----------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 62 | pub fn play_turns(&mut self, turns: u32) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/players.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 55 | impl TestBot { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] 56 | pub fn new(mut moves: Vec<(usize, usize)>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.10s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.8 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "82447ad5c5a34d06815c9f3efef58731d76580e9c21a0c5bbd7e93ce03c840bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82447ad5c5a34d06815c9f3efef58731d76580e9c21a0c5bbd7e93ce03c840bf", kill_on_drop: false }` [INFO] [stdout] 82447ad5c5a34d06815c9f3efef58731d76580e9c21a0c5bbd7e93ce03c840bf [INFO] checking cauebs/gomoku against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcauebs%2Fgomoku" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cauebs/gomoku on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cauebs/gomoku [INFO] finished tweaking git repo https://github.com/cauebs/gomoku [INFO] tweaked toml for git repo https://github.com/cauebs/gomoku written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/cauebs/gomoku already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 96070573c69e73bc21d767974cdf779d338eb4df50f8cde503eb45de72f00f67 [INFO] running `Command { std: "docker" "start" "-a" "96070573c69e73bc21d767974cdf779d338eb4df50f8cde503eb45de72f00f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "96070573c69e73bc21d767974cdf779d338eb4df50f8cde503eb45de72f00f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96070573c69e73bc21d767974cdf779d338eb4df50f8cde503eb45de72f00f67", kill_on_drop: false }` [INFO] [stdout] 96070573c69e73bc21d767974cdf779d338eb4df50f8cde503eb45de72f00f67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71d23583c07277f1417077cd67a7d157556e2c41502854ba4232dcf7b7cb5d6a [INFO] running `Command { std: "docker" "start" "-a" "71d23583c07277f1417077cd67a7d157556e2c41502854ba4232dcf7b7cb5d6a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.13 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling cc v1.0.18 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Compiling quote v0.6.6 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling syn v0.14.8 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Checking failure v0.1.2 [INFO] [stderr] Checking gomoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/ai.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, default::Default, f64}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> src/board.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use failure; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate failure; [INFO] [stdout] | --------------------- the item `failure` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> src/coordinates.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use failure; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate failure; [INFO] [stdout] | --------------------- the item `failure` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/ai.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, default::Default, f64}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> src/board.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use failure; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate failure; [INFO] [stdout] | --------------------- the item `failure` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> src/coordinates.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use failure; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate failure; [INFO] [stdout] | --------------------- the item `failure` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/board.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | Err(Error::CoordinatesOutOfBounds)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 38 | Err::(Error::CoordinatesOutOfBounds)?; [INFO] [stdout] | +++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `board` [INFO] [stdout] --> src/ai.rs:66:26 [INFO] [stdout] | [INFO] [stdout] 66 | fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_move` [INFO] [stdout] --> src/ai.rs:66:41 [INFO] [stdout] | [INFO] [stdout] 66 | fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_move` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/board.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | Err(Error::CoordinatesOutOfBounds)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 38 | Err::(Error::CoordinatesOutOfBounds)?; [INFO] [stdout] | +++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `gomoku` (bin "gomoku") due to 2 previous errors; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `board` [INFO] [stdout] --> src/ai.rs:66:26 [INFO] [stdout] | [INFO] [stdout] 66 | fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_move` [INFO] [stdout] --> src/ai.rs:66:41 [INFO] [stdout] | [INFO] [stdout] 66 | fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_move` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `gomoku` (bin "gomoku" test) due to 2 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "71d23583c07277f1417077cd67a7d157556e2c41502854ba4232dcf7b7cb5d6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71d23583c07277f1417077cd67a7d157556e2c41502854ba4232dcf7b7cb5d6a", kill_on_drop: false }` [INFO] [stdout] 71d23583c07277f1417077cd67a7d157556e2c41502854ba4232dcf7b7cb5d6a