[INFO] fetching crate bitcoincore-rpc-async 3.0.1...
[INFO] checking bitcoincore-rpc-async-3.0.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate bitcoincore-rpc-async 3.0.1 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate bitcoincore-rpc-async 3.0.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoincore-rpc-async 3.0.1
[INFO] finished tweaking crates.io crate bitcoincore-rpc-async 3.0.1
[INFO] tweaked toml for crates.io crate bitcoincore-rpc-async 3.0.1 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] crate crates.io crate bitcoincore-rpc-async 3.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 850b7bc2d2b0c5f65d6f6c2a7f9bf9c5e25b0565a5c809febdcd73593f2e25a8
[INFO] running `Command { std: "docker" "start" "-a" "850b7bc2d2b0c5f65d6f6c2a7f9bf9c5e25b0565a5c809febdcd73593f2e25a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "850b7bc2d2b0c5f65d6f6c2a7f9bf9c5e25b0565a5c809febdcd73593f2e25a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "850b7bc2d2b0c5f65d6f6c2a7f9bf9c5e25b0565a5c809febdcd73593f2e25a8", kill_on_drop: false }`
[INFO] [stdout] 850b7bc2d2b0c5f65d6f6c2a7f9bf9c5e25b0565a5c809febdcd73593f2e25a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fa5c371143234d703b6fb4af612c4a4c417ec56814be953146e18cd9f315278
[INFO] running `Command { std: "docker" "start" "-a" "5fa5c371143234d703b6fb4af612c4a4c417ec56814be953146e18cd9f315278", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling secp256k1-sys v0.4.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking base64-compat v1.0.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking bitcoin_hashes v0.9.4
[INFO] [stderr]     Checking sapio-secp256k1 v0.20.1
[INFO] [stderr]     Checking jsonrpc-async v2.0.1
[INFO] [stderr]     Checking sapio-bitcoin v0.26.0
[INFO] [stderr]     Checking bitcoincore-rpc-json-async v3.0.1
[INFO] [stderr]     Checking bitcoincore-rpc-async v3.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]   --> src/lib.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 | use  log;
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde`
[INFO] [stdout]   --> src/lib.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | use  serde;
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]   --> src/lib.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | use  serde_json;
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::value::RawValue`
[INFO] [stdout]   --> src/client.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use serde_json::value::RawValue;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]   --> src/lib.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 | use  log;
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde`
[INFO] [stdout]   --> src/lib.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | use  serde;
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]   --> src/lib.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | use  serde_json;
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::value::RawValue`
[INFO] [stdout]   --> src/client.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use serde_json::value::RawValue;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.57s
[INFO] running `Command { std: "docker" "inspect" "5fa5c371143234d703b6fb4af612c4a4c417ec56814be953146e18cd9f315278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fa5c371143234d703b6fb4af612c4a4c417ec56814be953146e18cd9f315278", kill_on_drop: false }`
[INFO] [stdout] 5fa5c371143234d703b6fb4af612c4a4c417ec56814be953146e18cd9f315278
