[INFO] fetching crate bitcoin-explore 0.1.7...
[INFO] checking bitcoin-explore-0.1.7 against master#0d56e340472882fa673d4b98d0802b9a799879d0 for pr-101692
[INFO] extracting crate bitcoin-explore 0.1.7 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate bitcoin-explore 0.1.7 on toolchain 0d56e340472882fa673d4b98d0802b9a799879d0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoin-explore 0.1.7
[INFO] finished tweaking crates.io crate bitcoin-explore 0.1.7
[INFO] tweaked toml for crates.io crate bitcoin-explore 0.1.7 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate bitcoin-explore 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitcoin-node-query v0.1.7
[INFO] [stderr]   Downloaded bitcoin-transaction-utils v0.1.0
[INFO] [stderr]   Downloaded bitcoin-address v0.1.1
[INFO] [stderr]   Downloaded sha256 v1.0.3
[INFO] [stderr]   Downloaded socket2 v0.4.6
[INFO] [stderr]   Downloaded bitcoind-request v0.1.12
[INFO] [stderr]   Downloaded async-global-executor v2.2.0
[INFO] [stderr]   Downloaded async-io v1.8.0
[INFO] [stderr]   Downloaded jsonrpc v0.13.0
[INFO] [stderr]   Downloaded hex-utilities v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbeaf272e0e5db982ca9129422ccdc6c14bf4d80b684a3bae585b1dc5f08c649
[INFO] running `Command { std: "docker" "start" "-a" "fbeaf272e0e5db982ca9129422ccdc6c14bf4d80b684a3bae585b1dc5f08c649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbeaf272e0e5db982ca9129422ccdc6c14bf4d80b684a3bae585b1dc5f08c649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbeaf272e0e5db982ca9129422ccdc6c14bf4d80b684a3bae585b1dc5f08c649", kill_on_drop: false }`
[INFO] [stdout] fbeaf272e0e5db982ca9129422ccdc6c14bf4d80b684a3bae585b1dc5f08c649
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 147fa5eeff2bf89ec0a30201ea57cfa658620c162624285db86d710ff1811b69
[INFO] running `Command { std: "docker" "start" "-a" "147fa5eeff2bf89ec0a30201ea57cfa658620c162624285db86d710ff1811b69", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking futures-io v0.3.23
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]     Checking async-task v4.3.0
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking iana-time-zone v0.1.46
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking cpufeatures v0.2.4
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking bitcoin-address v0.1.1
[INFO] [stderr]     Checking bitcoin-transaction-utils v0.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking hex-utilities v0.1.2
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]     Checking async-lock v2.5.0
[INFO] [stderr]     Checking async-channel v1.7.1
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling polling v2.3.0
[INFO] [stderr]    Compiling async-io v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking blocking v1.2.0
[INFO] [stderr]     Checking socket2 v0.4.6
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking sha256 v1.0.3
[INFO] [stderr]    Compiling ctor v0.1.23
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-global-executor v2.2.0
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking jsonrpc v0.13.0
[INFO] [stderr]     Checking bitcoind-request v0.1.12
[INFO] [stderr]     Checking bitcoin-node-query v0.1.7
[INFO] [stderr]     Checking bitcoin-explore v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `DateTime`, `NaiveDateTime`
[INFO] [stdout]   --> src/main.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 | use chrono::{DateTime, Duration, NaiveDateTime, TimeZone, Utc};
[INFO] [stdout]    |              ^^^^^^^^            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DateTime`, `NaiveDateTime`
[INFO] [stdout]   --> src/main.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 | use chrono::{DateTime, Duration, NaiveDateTime, TimeZone, Utc};
[INFO] [stdout]    |              ^^^^^^^^            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:557:21
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 Err(err) => {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/main.rs:562:13
[INFO] [stdout]     |
[INFO] [stdout] 562 |         Err(error) => {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/main.rs:584:21
[INFO] [stdout]     |
[INFO] [stdout] 584 |                 Err(error) => {
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/main.rs:695:90
[INFO] [stdout]     |
[INFO] [stdout] 695 |             bitcoind_request::command::get_block::GetBlockCommandTransactionResponse::Id(id) => {
[INFO] [stdout]     |                                                                                          ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:557:21
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 Err(err) => {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/main.rs:562:13
[INFO] [stdout]     |
[INFO] [stdout] 562 |         Err(error) => {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/main.rs:584:21
[INFO] [stdout]     |
[INFO] [stdout] 584 |                 Err(error) => {
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/main.rs:695:90
[INFO] [stdout]     |
[INFO] [stdout] 695 |             bitcoind_request::command::get_block::GetBlockCommandTransactionResponse::Id(id) => {
[INFO] [stdout]     |                                                                                          ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.41s
[INFO] running `Command { std: "docker" "inspect" "147fa5eeff2bf89ec0a30201ea57cfa658620c162624285db86d710ff1811b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "147fa5eeff2bf89ec0a30201ea57cfa658620c162624285db86d710ff1811b69", kill_on_drop: false }`
[INFO] [stdout] 147fa5eeff2bf89ec0a30201ea57cfa658620c162624285db86d710ff1811b69