[INFO] cloning repository https://github.com/3ugen/challenge7-voting
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/3ugen/challenge7-voting" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3ugen%2Fchallenge7-voting", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3ugen%2Fchallenge7-voting'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 606e6e60968249f0a179fe49d9519bd4c3038c83
[INFO] checking 3ugen/challenge7-voting against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3ugen%2Fchallenge7-voting" "/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/3ugen/challenge7-voting 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/3ugen/challenge7-voting
[INFO] finished tweaking git repo https://github.com/3ugen/challenge7-voting
[INFO] tweaked toml for git repo https://github.com/3ugen/challenge7-voting written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/3ugen/challenge7-voting 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]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_more v0.99.16
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[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a08d515031ddc8d379276e18b432b8745564b3c69af469c3dc1b069c8ff1443
[INFO] running `Command { std: "docker" "start" "-a" "5a08d515031ddc8d379276e18b432b8745564b3c69af469c3dc1b069c8ff1443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a08d515031ddc8d379276e18b432b8745564b3c69af469c3dc1b069c8ff1443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a08d515031ddc8d379276e18b432b8745564b3c69af469c3dc1b069c8ff1443", kill_on_drop: false }`
[INFO] [stdout] 5a08d515031ddc8d379276e18b432b8745564b3c69af469c3dc1b069c8ff1443
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df185a5bf14119613d9c1e46666c6b51925f748cf7434b231b30bd1cda98c167
[INFO] running `Command { std: "docker" "start" "-a" "df185a5bf14119613d9c1e46666c6b51925f748cf7434b231b30bd1cda98c167", kill_on_drop: false }`
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[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.8.2
[INFO] [stderr]    Compiling near-sdk-core v3.1.0
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[INFO] [stderr]     Checking near-vm-errors v4.0.0-pre.1
[INFO] [stderr]     Checking near-vm-logic v4.0.0-pre.1
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[INFO] [stderr]     Checking challenge7-voting v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/lib.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let res = contract.check_votes("alice".to_string());
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/lib.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 214 |         let res = contract.check_votes("alice".to_string());
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.39s
[INFO] running `Command { std: "docker" "inspect" "df185a5bf14119613d9c1e46666c6b51925f748cf7434b231b30bd1cda98c167", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df185a5bf14119613d9c1e46666c6b51925f748cf7434b231b30bd1cda98c167", kill_on_drop: false }`
[INFO] [stdout] df185a5bf14119613d9c1e46666c6b51925f748cf7434b231b30bd1cda98c167