[INFO] cloning repository https://github.com/Finomnis/SortingVisualization
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Finomnis/SortingVisualization" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFinomnis%2FSortingVisualization", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFinomnis%2FSortingVisualization'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e251b9e0ef5138166d8a273508e19f5dc1ba41a
[INFO] checking Finomnis/SortingVisualization against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFinomnis%2FSortingVisualization" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Finomnis/SortingVisualization 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/Finomnis/SortingVisualization
[INFO] finished tweaking git repo https://github.com/Finomnis/SortingVisualization
[INFO] tweaked toml for git repo https://github.com/Finomnis/SortingVisualization written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Finomnis/SortingVisualization 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 }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3022a864d6ec435d228a1743f18ef17b3eb8b92c649776ec23f8bb263e5eac20
[INFO] running `Command { std: "docker" "start" "-a" "3022a864d6ec435d228a1743f18ef17b3eb8b92c649776ec23f8bb263e5eac20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3022a864d6ec435d228a1743f18ef17b3eb8b92c649776ec23f8bb263e5eac20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3022a864d6ec435d228a1743f18ef17b3eb8b92c649776ec23f8bb263e5eac20", kill_on_drop: false }`
[INFO] [stdout] 3022a864d6ec435d228a1743f18ef17b3eb8b92c649776ec23f8bb263e5eac20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e71fad0a1201441b563ebaf42b527e90aec9218effa2e7f1c761c73394f79a36
[INFO] running `Command { std: "docker" "start" "-a" "e71fad0a1201441b563ebaf42b527e90aec9218effa2e7f1c761c73394f79a36", kill_on_drop: false }`
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[INFO] [stdout] warning: field `rng` is never read
[INFO] [stdout]   --> src/sortable_data.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SortableData {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 15 |     data: Vec<u32>,
[INFO] [stdout] 16 |     pub rng: ChaCha20Rng,
[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: field `rng` is never read
[INFO] [stdout]   --> src/sortable_data.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SortableData {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 15 |     data: Vec<u32>,
[INFO] [stdout] 16 |     pub rng: ChaCha20Rng,
[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` profile [unoptimized + debuginfo] target(s) in 24.23s
[INFO] running `Command { std: "docker" "inspect" "e71fad0a1201441b563ebaf42b527e90aec9218effa2e7f1c761c73394f79a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e71fad0a1201441b563ebaf42b527e90aec9218effa2e7f1c761c73394f79a36", kill_on_drop: false }`
[INFO] [stdout] e71fad0a1201441b563ebaf42b527e90aec9218effa2e7f1c761c73394f79a36