[INFO] cloning repository https://github.com/AlexeySadkovich/bitcoin-pow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexeySadkovich/bitcoin-pow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexeySadkovich%2Fbitcoin-pow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexeySadkovich%2Fbitcoin-pow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 960fa7e40196ba2096cb1979b119925375985ebf
[INFO] checking AlexeySadkovich/bitcoin-pow against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexeySadkovich%2Fbitcoin-pow" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AlexeySadkovich/bitcoin-pow
[INFO] finished tweaking git repo https://github.com/AlexeySadkovich/bitcoin-pow
[INFO] tweaked toml for git repo https://github.com/AlexeySadkovich/bitcoin-pow written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlexeySadkovich/bitcoin-pow on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AlexeySadkovich/bitcoin-pow 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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 969d4ef1c68550dcfa844ff7a24d6bfb5aa7c451ed2ce96a33e17d52d1b4b753
[INFO] running `Command { std: "docker" "start" "-a" "969d4ef1c68550dcfa844ff7a24d6bfb5aa7c451ed2ce96a33e17d52d1b4b753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "969d4ef1c68550dcfa844ff7a24d6bfb5aa7c451ed2ce96a33e17d52d1b4b753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "969d4ef1c68550dcfa844ff7a24d6bfb5aa7c451ed2ce96a33e17d52d1b4b753", kill_on_drop: false }`
[INFO] [stdout] 969d4ef1c68550dcfa844ff7a24d6bfb5aa7c451ed2ce96a33e17d52d1b4b753
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] addfcb3276f0e9cccceabc83e54543d4772e668be0c7128ae3b4a1a7ca7c97c6
[INFO] running `Command { std: "docker" "start" "-a" "addfcb3276f0e9cccceabc83e54543d4772e668be0c7128ae3b4a1a7ca7c97c6", kill_on_drop: false }`
[INFO] [stderr]     Checking bitcoin-pow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `f_pow_allow_min_difficulty_blocks`, `f_pow_no_retargeting`, `n_pow_target_spacing`, and `n_pow_target_timespan` are never read
[INFO] [stdout]  --> src/consensus/params.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Params {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 2 |         pub pow_limit: u128,
[INFO] [stdout] 3 |         pub f_pow_allow_min_difficulty_blocks: bool,
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |         pub f_pow_no_retargeting: bool,
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |         pub n_pow_target_spacing: i64,
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |         pub n_pow_target_timespan: i64,
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `f_pow_allow_min_difficulty_blocks`, `f_pow_no_retargeting`, `n_pow_target_spacing`, and `n_pow_target_timespan` are never read
[INFO] [stdout]  --> src/consensus/params.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Params {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 2 |         pub pow_limit: u128,
[INFO] [stdout] 3 |         pub f_pow_allow_min_difficulty_blocks: bool,
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |         pub f_pow_no_retargeting: bool,
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |         pub n_pow_target_spacing: i64,
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |         pub n_pow_target_timespan: i64,
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "addfcb3276f0e9cccceabc83e54543d4772e668be0c7128ae3b4a1a7ca7c97c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "addfcb3276f0e9cccceabc83e54543d4772e668be0c7128ae3b4a1a7ca7c97c6", kill_on_drop: false }`
[INFO] [stdout] addfcb3276f0e9cccceabc83e54543d4772e668be0c7128ae3b4a1a7ca7c97c6
