[INFO] cloning repository https://github.com/ahaggi/rust_kattis_3.4_keyboardconcert [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ahaggi/rust_kattis_3.4_keyboardconcert" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahaggi%2Frust_kattis_3.4_keyboardconcert", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahaggi%2Frust_kattis_3.4_keyboardconcert'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3f52fb9ff9d9d977497ba70e3b0313513a7886f8 [INFO] testing ahaggi/rust_kattis_3.4_keyboardconcert against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahaggi%2Frust_kattis_3.4_keyboardconcert" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ahaggi/rust_kattis_3.4_keyboardconcert on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ahaggi/rust_kattis_3.4_keyboardconcert [INFO] finished tweaking git repo https://github.com/ahaggi/rust_kattis_3.4_keyboardconcert [INFO] tweaked toml for git repo https://github.com/ahaggi/rust_kattis_3.4_keyboardconcert written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/ahaggi/rust_kattis_3.4_keyboardconcert already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e8be10008fefdb68a20f060d3c396197e72da74072c87316e253c6a366783fe3 [INFO] running `Command { std: "docker" "start" "-a" "e8be10008fefdb68a20f060d3c396197e72da74072c87316e253c6a366783fe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e8be10008fefdb68a20f060d3c396197e72da74072c87316e253c6a366783fe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8be10008fefdb68a20f060d3c396197e72da74072c87316e253c6a366783fe3", kill_on_drop: false }` [INFO] [stdout] e8be10008fefdb68a20f060d3c396197e72da74072c87316e253c6a366783fe3 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be5bb624445f2e9921b1368b2073fe52e85283f747f98cee2e9285a41b007285 [INFO] running `Command { std: "docker" "start" "-a" "be5bb624445f2e9921b1368b2073fe52e85283f747f98cee2e9285a41b007285", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling keyboardconcert v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/using_hash_map/map_main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | 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: `std::fs::File` [INFO] [stdout] --> src/using_hash_map/map_main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/using_hash_map/map_main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufReader`, `BufWriter` [INFO] [stdout] --> src/using_hash_map/map_main.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{BufRead, BufReader, BufWriter}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FromIterator` [INFO] [stdout] --> src/using_hash_map/map_main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/using_hash_map/map_main.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{BufRead, BufReader, BufWriter}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `now` [INFO] [stdout] --> src/using_hash_map/map_main.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | let now = Instant::now(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_now` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `calc_alt` [INFO] [stdout] --> src/using_hash_map/map_main.rs:163:4 [INFO] [stdout] | [INFO] [stdout] 163 | fn calc_alt(keyboards: Vec>, tune: Vec) -> u16 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.62s [INFO] running `Command { std: "docker" "inspect" "be5bb624445f2e9921b1368b2073fe52e85283f747f98cee2e9285a41b007285", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be5bb624445f2e9921b1368b2073fe52e85283f747f98cee2e9285a41b007285", kill_on_drop: false }` [INFO] [stdout] be5bb624445f2e9921b1368b2073fe52e85283f747f98cee2e9285a41b007285 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7121e288a6d4fd1a1cab6261f6d6fad56bc75230c7d9f72b560bd56af9305733 [INFO] running `Command { std: "docker" "start" "-a" "7121e288a6d4fd1a1cab6261f6d6fad56bc75230c7d9f72b560bd56af9305733", kill_on_drop: false }` [INFO] [stderr] Compiling keyboardconcert v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/using_hash_map/map_main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | 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: `std::fs::File` [INFO] [stdout] --> src/using_hash_map/map_main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/using_hash_map/map_main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufReader`, `BufWriter` [INFO] [stdout] --> src/using_hash_map/map_main.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{BufRead, BufReader, BufWriter}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FromIterator` [INFO] [stdout] --> src/using_hash_map/map_main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/using_hash_map/map_main.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{BufRead, BufReader, BufWriter}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `now` [INFO] [stdout] --> src/using_hash_map/map_main.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | let now = Instant::now(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_now` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `calc_alt` [INFO] [stdout] --> src/using_hash_map/map_main.rs:163:4 [INFO] [stdout] | [INFO] [stdout] 163 | fn calc_alt(keyboards: Vec>, tune: Vec) -> u16 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `Command { std: "docker" "inspect" "7121e288a6d4fd1a1cab6261f6d6fad56bc75230c7d9f72b560bd56af9305733", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7121e288a6d4fd1a1cab6261f6d6fad56bc75230c7d9f72b560bd56af9305733", kill_on_drop: false }` [INFO] [stdout] 7121e288a6d4fd1a1cab6261f6d6fad56bc75230c7d9f72b560bd56af9305733 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 481f181f38436c77cad676d972bd48eea2fba00910b7783c685409cb21bc1261 [INFO] running `Command { std: "docker" "start" "-a" "481f181f38436c77cad676d972bd48eea2fba00910b7783c685409cb21bc1261", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> src/using_hash_map/map_main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/using_hash_map/map_main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude::*` [INFO] [stderr] --> src/using_hash_map/map_main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufReader`, `BufWriter` [INFO] [stderr] --> src/using_hash_map/map_main.rs:6:24 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::{BufRead, BufReader, BufWriter}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::FromIterator` [INFO] [stderr] --> src/using_hash_map/map_main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::iter::FromIterator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `BufRead` [INFO] [stderr] --> src/using_hash_map/map_main.rs:6:15 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::{BufRead, BufReader, BufWriter}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `now` [INFO] [stderr] --> src/using_hash_map/map_main.rs:126:9 [INFO] [stderr] | [INFO] [stderr] 126 | let now = Instant::now(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_now` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `calc_alt` [INFO] [stderr] --> src/using_hash_map/map_main.rs:163:4 [INFO] [stderr] | [INFO] [stderr] 163 | fn calc_alt(keyboards: Vec>, tune: Vec) -> u16 { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `keyboardconcert` (bin "keyboardconcert" test) generated 8 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/keyboardconcert-459b9680284ca6a7) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "481f181f38436c77cad676d972bd48eea2fba00910b7783c685409cb21bc1261", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "481f181f38436c77cad676d972bd48eea2fba00910b7783c685409cb21bc1261", kill_on_drop: false }` [INFO] [stdout] 481f181f38436c77cad676d972bd48eea2fba00910b7783c685409cb21bc1261