[INFO] cloning repository https://github.com/BlockableState/soviotrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BlockableState/soviotrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlockableState%2Fsoviotrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlockableState%2Fsoviotrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b8cbeba8b5e210e310cd60d1aed9a6c529a7f48
[INFO] checking BlockableState/soviotrs against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlockableState%2Fsoviotrs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BlockableState/soviotrs on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BlockableState/soviotrs
[INFO] finished tweaking git repo https://github.com/BlockableState/soviotrs
[INFO] tweaked toml for git repo https://github.com/BlockableState/soviotrs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BlockableState/soviotrs 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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 366661e8df6fe133348ee31f46ce46769b30c038abd9cef2f18ca69b2bec2af6
[INFO] running `Command { std: "docker" "start" "-a" "366661e8df6fe133348ee31f46ce46769b30c038abd9cef2f18ca69b2bec2af6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "366661e8df6fe133348ee31f46ce46769b30c038abd9cef2f18ca69b2bec2af6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "366661e8df6fe133348ee31f46ce46769b30c038abd9cef2f18ca69b2bec2af6", kill_on_drop: false }`
[INFO] [stdout] 366661e8df6fe133348ee31f46ce46769b30c038abd9cef2f18ca69b2bec2af6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f87b905520ee2154ca6beb544428eb6dc99660a2005c04f4bba97a2e35110e7
[INFO] running `Command { std: "docker" "start" "-a" "8f87b905520ee2154ca6beb544428eb6dc99660a2005c04f4bba97a2e35110e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking soviotrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Nil` and `Cons` are never constructed
[INFO] [stdout]   --> src/block_chain.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum BlockChain<T: DG+ Clone> {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] 15 |     Nil,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 16 |     Cons {
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BlockChain` has derived impls for the traits `Debug` and `Clone`, 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: variants `Nil` and `Cons` are never constructed
[INFO] [stdout]   --> src/block_chain.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum BlockChain<T: DG+ Clone> {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] 15 |     Nil,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 16 |     Cons {
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BlockChain` has derived impls for the traits `Debug` and `Clone`, 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "8f87b905520ee2154ca6beb544428eb6dc99660a2005c04f4bba97a2e35110e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f87b905520ee2154ca6beb544428eb6dc99660a2005c04f4bba97a2e35110e7", kill_on_drop: false }`
[INFO] [stdout] 8f87b905520ee2154ca6beb544428eb6dc99660a2005c04f4bba97a2e35110e7