[INFO] cloning repository https://github.com/Bean2021/BTCiterator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bean2021/BTCiterator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBean2021%2FBTCiterator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBean2021%2FBTCiterator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e244c1416650aafe9d5c281ac9bc4ca173447c89
[INFO] checking Bean2021/BTCiterator against master#8a497b7181cad4ae66dbd6cc31042b69b6bd0df7 for pr-102474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBean2021%2FBTCiterator" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bean2021/BTCiterator on toolchain 8a497b7181cad4ae66dbd6cc31042b69b6bd0df7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bean2021/BTCiterator
[INFO] finished tweaking git repo https://github.com/Bean2021/BTCiterator
[INFO] tweaked toml for git repo https://github.com/Bean2021/BTCiterator written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Bean2021/BTCiterator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsonrpc v0.11.0
[INFO] [stderr]   Downloaded secp256k1 v0.20.2
[INFO] [stderr]   Downloaded bitcoin_hashes v0.9.6
[INFO] [stderr]   Downloaded bitcoin v0.26.2
[INFO] [stderr]   Downloaded secp256k1-sys v0.4.0
[INFO] [stderr]   Downloaded bitcoincore-rpc-json v0.13.0
[INFO] [stderr]   Downloaded bitcoincore-rpc v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 866b63d47661d06a248b1fdc848d1bd8abbdabf3561ded35b8d8e88afc5284e0
[INFO] running `Command { std: "docker" "start" "-a" "866b63d47661d06a248b1fdc848d1bd8abbdabf3561ded35b8d8e88afc5284e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "866b63d47661d06a248b1fdc848d1bd8abbdabf3561ded35b8d8e88afc5284e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "866b63d47661d06a248b1fdc848d1bd8abbdabf3561ded35b8d8e88afc5284e0", kill_on_drop: false }`
[INFO] [stdout] 866b63d47661d06a248b1fdc848d1bd8abbdabf3561ded35b8d8e88afc5284e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4648b716ffb7e23f2b7f1537e6a86c3546d07f17c7b0de5607ead17cb75822e
[INFO] running `Command { std: "docker" "start" "-a" "a4648b716ffb7e23f2b7f1537e6a86c3546d07f17c7b0de5607ead17cb75822e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling secp256k1-sys v0.4.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking secp256k1 v0.20.2
[INFO] [stderr]     Checking bitcoin_hashes v0.9.6
[INFO] [stderr]     Checking jsonrpc v0.11.0
[INFO] [stderr]     Checking bitcoin v0.26.2
[INFO] [stderr]     Checking bitcoincore-rpc-json v0.13.0
[INFO] [stderr]     Checking bitcoincore-rpc v0.13.0
[INFO] [stderr]     Checking bitcoin-timestamp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `hash` is never read
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct BlockMineTime {
[INFO] [stdout]    |        ------------- field in this struct
[INFO] [stdout] 19 |     hash: bitcoin::BlockHash,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `BlockMineTime` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `hash` is never read
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct BlockMineTime {
[INFO] [stdout]    |        ------------- field in this struct
[INFO] [stdout] 19 |     hash: bitcoin::BlockHash,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `BlockMineTime` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.59s
[INFO] running `Command { std: "docker" "inspect" "a4648b716ffb7e23f2b7f1537e6a86c3546d07f17c7b0de5607ead17cb75822e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4648b716ffb7e23f2b7f1537e6a86c3546d07f17c7b0de5607ead17cb75822e", kill_on_drop: false }`
[INFO] [stdout] a4648b716ffb7e23f2b7f1537e6a86c3546d07f17c7b0de5607ead17cb75822e