[INFO] cloning repository https://github.com/CluEleSsUK/clurgcoin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CluEleSsUK/clurgcoin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCluEleSsUK%2Fclurgcoin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCluEleSsUK%2Fclurgcoin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3b581289d64d69757c0ce7149a93679f43ca546
[INFO] checking CluEleSsUK/clurgcoin against try#b946edaa85de45f124065f52b1bc55ba2fb4f9fb for pr-157562
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCluEleSsUK%2Fclurgcoin" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CluEleSsUK/clurgcoin
[INFO] finished tweaking git repo https://github.com/CluEleSsUK/clurgcoin
[INFO] tweaked toml for git repo https://github.com/CluEleSsUK/clurgcoin written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CluEleSsUK/clurgcoin on toolchain b946edaa85de45f124065f52b1bc55ba2fb4f9fb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CluEleSsUK/clurgcoin 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" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 294044246a48ba4889c376b8175b35bc82795d11494d646d2e8c644bc8bc41f6
[INFO] running `Command { std: "docker" "start" "294044246a48ba4889c376b8175b35bc82795d11494d646d2e8c644bc8bc41f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "294044246a48ba4889c376b8175b35bc82795d11494d646d2e8c644bc8bc41f6" "/opt/rustwide/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "294044246a48ba4889c376b8175b35bc82795d11494d646d2e8c644bc8bc41f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "294044246a48ba4889c376b8175b35bc82795d11494d646d2e8c644bc8bc41f6" "/opt/rustwide/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking secp256k1 v0.17.2
[INFO] [stderr]     Checking clurgcoin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `transactions`, `nonce`, and `hash` are never read
[INFO] [stdout]   --> src/block.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Block {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 13 |     transactions: Vec<SignedTransaction>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 14 |     nonce: u32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     hash: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tx` and `signature` are never read
[INFO] [stdout]   --> src/transaction.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct SignedTransaction {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 24 |     tx: Transaction,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 25 |     signature: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SignedTransaction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `transactions`, `nonce`, and `hash` are never read
[INFO] [stdout]   --> src/block.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Block {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 13 |     transactions: Vec<SignedTransaction>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 14 |     nonce: u32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     hash: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tx` and `signature` are never read
[INFO] [stdout]   --> src/transaction.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct SignedTransaction {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 24 |     tx: Transaction,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 25 |     signature: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SignedTransaction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.01s
[INFO] running `Command { std: "docker" "inspect" "294044246a48ba4889c376b8175b35bc82795d11494d646d2e8c644bc8bc41f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294044246a48ba4889c376b8175b35bc82795d11494d646d2e8c644bc8bc41f6", kill_on_drop: false }`
[INFO] [stdout] 294044246a48ba4889c376b8175b35bc82795d11494d646d2e8c644bc8bc41f6