[INFO] cloning repository https://github.com/niharrs/Scrabble-Scorekeeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/niharrs/Scrabble-Scorekeeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniharrs%2FScrabble-Scorekeeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniharrs%2FScrabble-Scorekeeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa216cd57090f249c416c8bf7b848e236a2abc7e
[INFO] testing niharrs/Scrabble-Scorekeeper 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%2Fniharrs%2FScrabble-Scorekeeper" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/niharrs/Scrabble-Scorekeeper 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/niharrs/Scrabble-Scorekeeper
[INFO] finished tweaking git repo https://github.com/niharrs/Scrabble-Scorekeeper
[INFO] tweaked toml for git repo https://github.com/niharrs/Scrabble-Scorekeeper written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/niharrs/Scrabble-Scorekeeper 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] c5412c69ff42aab99a5fb6b2765cacf4c4c2651323122f97e0ce8e5f5842efe1
[INFO] running `Command { std: "docker" "start" "-a" "c5412c69ff42aab99a5fb6b2765cacf4c4c2651323122f97e0ce8e5f5842efe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5412c69ff42aab99a5fb6b2765cacf4c4c2651323122f97e0ce8e5f5842efe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5412c69ff42aab99a5fb6b2765cacf4c4c2651323122f97e0ce8e5f5842efe1", kill_on_drop: false }`
[INFO] [stdout] c5412c69ff42aab99a5fb6b2765cacf4c4c2651323122f97e0ce8e5f5842efe1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 80c575a8464d9bc85e2be01c696c1467e3229dfb9c6f908d7d4cb04651a5be76
[INFO] running `Command { std: "docker" "start" "-a" "80c575a8464d9bc85e2be01c696c1467e3229dfb9c6f908d7d4cb04651a5be76", kill_on_drop: false }`
[INFO] [stderr]    Compiling scorekeeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `score`
[INFO] [stdout]    --> src/main.rs:163:13
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let score = match scrabble_score.get(&letter) {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 0.42s
[INFO] running `Command { std: "docker" "inspect" "80c575a8464d9bc85e2be01c696c1467e3229dfb9c6f908d7d4cb04651a5be76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c575a8464d9bc85e2be01c696c1467e3229dfb9c6f908d7d4cb04651a5be76", kill_on_drop: false }`
[INFO] [stdout] 80c575a8464d9bc85e2be01c696c1467e3229dfb9c6f908d7d4cb04651a5be76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 2d0e0294aef60677bed5b2a67b6f91bd9595b09e6cd4caeda391e0c2f087f6a0
[INFO] running `Command { std: "docker" "start" "-a" "2d0e0294aef60677bed5b2a67b6f91bd9595b09e6cd4caeda391e0c2f087f6a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling scorekeeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `score`
[INFO] [stdout]    --> src/main.rs:163:13
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let score = match scrabble_score.get(&letter) {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "2d0e0294aef60677bed5b2a67b6f91bd9595b09e6cd4caeda391e0c2f087f6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d0e0294aef60677bed5b2a67b6f91bd9595b09e6cd4caeda391e0c2f087f6a0", kill_on_drop: false }`
[INFO] [stdout] 2d0e0294aef60677bed5b2a67b6f91bd9595b09e6cd4caeda391e0c2f087f6a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 66b1985104f5ed27d48f7839177fb445c6fedcf460a3af8925ad97b6f333dc68
[INFO] running `Command { std: "docker" "start" "-a" "66b1985104f5ed27d48f7839177fb445c6fedcf460a3af8925ad97b6f333dc68", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `score`
[INFO] [stderr]    --> src/main.rs:163:13
[INFO] [stderr]     |
[INFO] [stderr] 163 |         let score = match scrabble_score.get(&letter) {
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `scorekeeper` (bin "scorekeeper" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scorekeeper-8b63bebcfac597d4)
[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" "66b1985104f5ed27d48f7839177fb445c6fedcf460a3af8925ad97b6f333dc68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66b1985104f5ed27d48f7839177fb445c6fedcf460a3af8925ad97b6f333dc68", kill_on_drop: false }`
[INFO] [stdout] 66b1985104f5ed27d48f7839177fb445c6fedcf460a3af8925ad97b6f333dc68