[INFO] updating cached repository https://github.com/komkomh/hello_rust_world [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1ec8c1669ad4920123aa7701398507f5969f0381 [INFO] checking komkomh/hello_rust_world against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkomkomh%2Fhello_rust_world" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/komkomh/hello_rust_world on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/komkomh/hello_rust_world [INFO] finished tweaking git repo https://github.com/komkomh/hello_rust_world [INFO] tweaked toml for git repo https://github.com/komkomh/hello_rust_world written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/komkomh/hello_rust_world already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2d5d976c58e01775510309966bf6b0f60993c7c26e0d0afc8eaf114a0cdb7fdc [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" "2d5d976c58e01775510309966bf6b0f60993c7c26e0d0afc8eaf114a0cdb7fdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d5d976c58e01775510309966bf6b0f60993c7c26e0d0afc8eaf114a0cdb7fdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d5d976c58e01775510309966bf6b0f60993c7c26e0d0afc8eaf114a0cdb7fdc", kill_on_drop: false }` [INFO] [stdout] 2d5d976c58e01775510309966bf6b0f60993c7c26e0d0afc8eaf114a0cdb7fdc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "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] 4acf8ac5122ba1d6e28e048a2683da3845145e202ccbd5916902676671aee39f [INFO] running `Command { std: "docker" "start" "-a" "4acf8ac5122ba1d6e28e048a2683da3845145e202ccbd5916902676671aee39f", kill_on_drop: false }` [INFO] [stderr] Checking rand v0.4.4 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking hello_rust_world v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/bin/no795.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | let $var = read_value!($next, $t); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] ... [INFO] [stdout] 55 | / input! { [INFO] [stdout] 56 | | n: String, [INFO] [stdout] 57 | | m: String, [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `m` [INFO] [stdout] --> src/bin/no795.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | let $var = read_value!($next, $t); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stdout] ... [INFO] [stdout] 55 | / input! { [INFO] [stdout] 56 | | n: String, [INFO] [stdout] 57 | | m: String, [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/bin/no795.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | let $var = read_value!($next, $t); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] ... [INFO] [stdout] 55 | / input! { [INFO] [stdout] 56 | | n: String, [INFO] [stdout] 57 | | m: String, [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `m` [INFO] [stdout] --> src/bin/no795.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | let $var = read_value!($next, $t); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stdout] ... [INFO] [stdout] 55 | / input! { [INFO] [stdout] 56 | | n: String, [INFO] [stdout] 57 | | m: String, [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_score` [INFO] [stdout] --> src/reversi/hairetsu8_reverse.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn get_score(ban: [[i8; BAN_SIZE]; BAN_SIZE], stone_color: i8) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_score` [INFO] [stdout] --> src/reversi/hairetsu7_points.rs:87:4 [INFO] [stdout] | [INFO] [stdout] 87 | fn get_score(ban: [[i8; BAN_SIZE]; BAN_SIZE], stone_color: i8) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `borrow1` [INFO] [stdout] --> src/bin/borrow_sample.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn borrow1(vec: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `borrow2` [INFO] [stdout] --> src/bin/borrow_sample.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn borrow2(vec: &Vec) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/reversi/client.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value_of` [INFO] [stdout] --> src/reversi/client2.rs:113:8 [INFO] [stdout] | [INFO] [stdout] 113 | fn value_of(v: i8) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/reversi/client.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut ban = create_ban(); [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: constant is never used: `SEARCH_DEPTH` [INFO] [stdout] --> src/reversi/client.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | const SEARCH_DEPTH: usize = 5; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value_of` [INFO] [stdout] --> src/reversi/client.rs:107:8 [INFO] [stdout] | [INFO] [stdout] 107 | fn value_of(v: i8) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reverse` [INFO] [stdout] --> src/reversi/client.rs:115:8 [INFO] [stdout] | [INFO] [stdout] 115 | fn reverse(&self) -> Stone { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_stones` [INFO] [stdout] --> src/reversi/client.rs:205:8 [INFO] [stdout] | [INFO] [stdout] 205 | fn get_stones(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_score` [INFO] [stdout] --> src/reversi/client.rs:214:8 [INFO] [stdout] | [INFO] [stdout] 214 | fn get_score(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `change_teban` [INFO] [stdout] --> src/reversi/client.rs:239:8 [INFO] [stdout] | [INFO] [stdout] 239 | fn change_teban(&self) -> Ban { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `put_stone` [INFO] [stdout] --> src/reversi/client.rs:247:8 [INFO] [stdout] | [INFO] [stdout] 247 | fn put_stone(&self, point: (usize, usize)) -> Ban { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_reverse_positions` [INFO] [stdout] --> src/reversi/client.rs:279:8 [INFO] [stdout] | [INFO] [stdout] 279 | fn get_reverse_positions(&self, position: (usize, usize), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `borrow1` [INFO] [stdout] --> src/bin/borrow_sample.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn borrow1(vec: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `borrow2` [INFO] [stdout] --> src/bin/borrow_sample.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn borrow2(vec: &Vec) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_score` [INFO] [stdout] --> src/reversi/hairetsu7_points.rs:87:4 [INFO] [stdout] | [INFO] [stdout] 87 | fn get_score(ban: [[i8; BAN_SIZE]; BAN_SIZE], stone_color: i8) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/reversi/client.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_score` [INFO] [stdout] --> src/reversi/hairetsu8_reverse.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn get_score(ban: [[i8; BAN_SIZE]; BAN_SIZE], stone_color: i8) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/reversi/client.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut ban = create_ban(); [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: constant is never used: `SEARCH_DEPTH` [INFO] [stdout] --> src/reversi/client.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | const SEARCH_DEPTH: usize = 5; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value_of` [INFO] [stdout] --> src/reversi/client.rs:107:8 [INFO] [stdout] | [INFO] [stdout] 107 | fn value_of(v: i8) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reverse` [INFO] [stdout] --> src/reversi/client.rs:115:8 [INFO] [stdout] | [INFO] [stdout] 115 | fn reverse(&self) -> Stone { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_stones` [INFO] [stdout] --> src/reversi/client.rs:205:8 [INFO] [stdout] | [INFO] [stdout] 205 | fn get_stones(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_score` [INFO] [stdout] --> src/reversi/client.rs:214:8 [INFO] [stdout] | [INFO] [stdout] 214 | fn get_score(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `change_teban` [INFO] [stdout] --> src/reversi/client.rs:239:8 [INFO] [stdout] | [INFO] [stdout] 239 | fn change_teban(&self) -> Ban { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `put_stone` [INFO] [stdout] --> src/reversi/client.rs:247:8 [INFO] [stdout] | [INFO] [stdout] 247 | fn put_stone(&self, point: (usize, usize)) -> Ban { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_reverse_positions` [INFO] [stdout] --> src/reversi/client.rs:279:8 [INFO] [stdout] | [INFO] [stdout] 279 | fn get_reverse_positions(&self, position: (usize, usize), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value_of` [INFO] [stdout] --> src/reversi/client2.rs:113:8 [INFO] [stdout] | [INFO] [stdout] 113 | fn value_of(v: i8) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.41s [INFO] running `Command { std: "docker" "inspect" "4acf8ac5122ba1d6e28e048a2683da3845145e202ccbd5916902676671aee39f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4acf8ac5122ba1d6e28e048a2683da3845145e202ccbd5916902676671aee39f", kill_on_drop: false }` [INFO] [stdout] 4acf8ac5122ba1d6e28e048a2683da3845145e202ccbd5916902676671aee39f