[INFO] cloning repository https://github.com/Katsumi-N/rco-contest-2018-qual [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Katsumi-N/rco-contest-2018-qual" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKatsumi-N%2Frco-contest-2018-qual", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKatsumi-N%2Frco-contest-2018-qual'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5f40b308bb2c64ae8a1eeaf40ecbda2a080c5291 [INFO] checking Katsumi-N/rco-contest-2018-qual against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKatsumi-N%2Frco-contest-2018-qual" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Katsumi-N/rco-contest-2018-qual on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Katsumi-N/rco-contest-2018-qual [INFO] finished tweaking git repo https://github.com/Katsumi-N/rco-contest-2018-qual [INFO] tweaked toml for git repo https://github.com/Katsumi-N/rco-contest-2018-qual written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Katsumi-N/rco-contest-2018-qual 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proconio-derive v0.1.6 [INFO] [stderr] Downloaded whiteread v0.5.0 [INFO] [stderr] Downloaded itertools-num v0.1.3 [INFO] [stderr] Downloaded nalgebra v0.20.0 [INFO] [stderr] Downloaded bitset-fixed v0.1.0 [INFO] [stderr] Downloaded im-rc v14.3.0 [INFO] [stderr] Downloaded generic-array v0.13.2 [INFO] [stderr] Downloaded sized-chunks v0.5.3 [INFO] [stderr] Downloaded proconio v0.3.6 [INFO] [stderr] Downloaded permutohedron v0.2.4 [INFO] [stderr] Downloaded petgraph v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 76b0e1db5b16817384e0387ad8bfb47739764c045b6925283dad835d45dc2e29 [INFO] running `Command { std: "docker" "start" "-a" "76b0e1db5b16817384e0387ad8bfb47739764c045b6925283dad835d45dc2e29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76b0e1db5b16817384e0387ad8bfb47739764c045b6925283dad835d45dc2e29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76b0e1db5b16817384e0387ad8bfb47739764c045b6925283dad835d45dc2e29", kill_on_drop: false }` [INFO] [stdout] 76b0e1db5b16817384e0387ad8bfb47739764c045b6925283dad835d45dc2e29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bdab27f1f31977fc377d65047d184aeec6409cbec90f98019b5c02e3f4a4fa43 [INFO] running `Command { std: "docker" "start" "-a" "bdab27f1f31977fc377d65047d184aeec6409cbec90f98019b5c02e3f4a4fa43", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking text_io v0.1.8 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking ascii v1.0.0 [INFO] [stderr] Checking bitset-fixed v0.1.0 [INFO] [stderr] Checking superslice v1.0.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling im-rc v14.3.0 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Checking whiteread v0.5.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking generic-array v0.13.2 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_xoshiro v0.4.0 [INFO] [stderr] Checking rand_hc v0.2.0 [INFO] [stderr] Checking petgraph v0.5.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking itertools-num v0.1.3 [INFO] [stderr] Checking alga v0.9.3 [INFO] [stderr] Checking sized-chunks v0.5.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking nalgebra v0.20.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Compiling num-derive v0.3.0 [INFO] [stderr] Compiling proconio-derive v0.1.6 [INFO] [stderr] Checking proconio v0.3.6 [INFO] [stderr] Checking rco-contest-2018-qual v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/bin/a.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/bin/a.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/bin/a.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | w: usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/bin/a.rs:200:9 [INFO] [stdout] | [INFO] [stdout] 200 | t: usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/bin/a.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | struct Board { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 29 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Board` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/bin/a.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | w: usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/bin/a.rs:200:9 [INFO] [stdout] | [INFO] [stdout] 200 | t: usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/bin/a.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | struct Board { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 29 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Board` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.62s [INFO] running `Command { std: "docker" "inspect" "bdab27f1f31977fc377d65047d184aeec6409cbec90f98019b5c02e3f4a4fa43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdab27f1f31977fc377d65047d184aeec6409cbec90f98019b5c02e3f4a4fa43", kill_on_drop: false }` [INFO] [stdout] bdab27f1f31977fc377d65047d184aeec6409cbec90f98019b5c02e3f4a4fa43 [INFO] checking Katsumi-N/rco-contest-2018-qual against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKatsumi-N%2Frco-contest-2018-qual" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Katsumi-N/rco-contest-2018-qual on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Katsumi-N/rco-contest-2018-qual [INFO] finished tweaking git repo https://github.com/Katsumi-N/rco-contest-2018-qual [INFO] tweaked toml for git repo https://github.com/Katsumi-N/rco-contest-2018-qual written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Katsumi-N/rco-contest-2018-qual 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7baf474cab2a401a6b553a50141a078b407d91b7b77515074a8af14fbcef8b05 [INFO] running `Command { std: "docker" "start" "-a" "7baf474cab2a401a6b553a50141a078b407d91b7b77515074a8af14fbcef8b05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7baf474cab2a401a6b553a50141a078b407d91b7b77515074a8af14fbcef8b05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7baf474cab2a401a6b553a50141a078b407d91b7b77515074a8af14fbcef8b05", kill_on_drop: false }` [INFO] [stdout] 7baf474cab2a401a6b553a50141a078b407d91b7b77515074a8af14fbcef8b05 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1dcf502ec7c5cf03ff8190269b382f1f0e6d8dd5748443b8d93757fcc2ec80a6 [INFO] running `Command { std: "docker" "start" "-a" "1dcf502ec7c5cf03ff8190269b382f1f0e6d8dd5748443b8d93757fcc2ec80a6", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling im-rc v14.3.0 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking text_io v0.1.8 [INFO] [stderr] Checking superslice v1.0.0 [INFO] [stderr] Checking ascii v1.0.0 [INFO] [stderr] Checking whiteread v0.5.0 [INFO] [stderr] Checking bitset-fixed v0.1.0 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand_xoshiro v0.4.0 [INFO] [stderr] Checking rand_hc v0.2.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking petgraph v0.5.0 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking generic-array v0.13.2 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking itertools-num v0.1.3 [INFO] [stderr] Checking alga v0.9.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking sized-chunks v0.5.3 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Compiling num-derive v0.3.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking nalgebra v0.20.0 [INFO] [stderr] Compiling proconio-derive v0.1.6 [INFO] [stderr] Checking proconio v0.3.6 [INFO] [stderr] Checking rco-contest-2018-qual v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/bin/a.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/bin/a.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/bin/a.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | w: usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/bin/a.rs:200:9 [INFO] [stdout] | [INFO] [stdout] 200 | t: usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/bin/a.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | struct Board { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 29 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Board` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/bin/a.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | w: usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/bin/a.rs:200:9 [INFO] [stdout] | [INFO] [stdout] 200 | t: usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/bin/a.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | struct Board { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 29 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Board` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.20s [INFO] running `Command { std: "docker" "inspect" "1dcf502ec7c5cf03ff8190269b382f1f0e6d8dd5748443b8d93757fcc2ec80a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dcf502ec7c5cf03ff8190269b382f1f0e6d8dd5748443b8d93757fcc2ec80a6", kill_on_drop: false }` [INFO] [stdout] 1dcf502ec7c5cf03ff8190269b382f1f0e6d8dd5748443b8d93757fcc2ec80a6