[INFO] fetching crate bitcoind-watcher 0.1.2...
[INFO] building bitcoind-watcher-0.1.2 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate bitcoind-watcher 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate bitcoind-watcher 0.1.2 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoind-watcher 0.1.2
[INFO] finished tweaking crates.io crate bitcoind-watcher 0.1.2
[INFO] tweaked toml for crates.io crate bitcoind-watcher 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate bitcoind-watcher 0.1.2 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded logwatcher v0.1.1
[INFO] [stderr]   Downloaded bitcoind-log-parser v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60c8c5a202fac3b885c3309a5f73b88bb573eee83c4f54a4689f728e30f97e48
[INFO] running `Command { std: "docker" "start" "-a" "60c8c5a202fac3b885c3309a5f73b88bb573eee83c4f54a4689f728e30f97e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60c8c5a202fac3b885c3309a5f73b88bb573eee83c4f54a4689f728e30f97e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60c8c5a202fac3b885c3309a5f73b88bb573eee83c4f54a4689f728e30f97e48", kill_on_drop: false }`
[INFO] [stdout] 60c8c5a202fac3b885c3309a5f73b88bb573eee83c4f54a4689f728e30f97e48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e5083442bccace9b70bc5bd8364c46dfca1354c2cf6380241d8b2de21122f02
[INFO] running `Command { std: "docker" "start" "-a" "9e5083442bccace9b70bc5bd8364c46dfca1354c2cf6380241d8b2de21122f02", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling iana-time-zone v0.1.45
[INFO] [stderr]    Compiling logwatcher v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.22
[INFO] [stderr]    Compiling bitcoind-log-parser v0.1.3
[INFO] [stderr]    Compiling bitcoind-watcher v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `new_proof_of_work_valid_block_ref`
[INFO] [stdout]   --> src/lib.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let new_proof_of_work_valid_block_ref = self.new_proof_of_work_valid_block.as_ref();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_proof_of_work_valid_block_ref`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tatmp`
[INFO] [stdout]   --> src/lib.rs:38:55
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 LogMessage::TransactionAddedToMempool(tatmp) => {
[INFO] [stdout]    |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_tatmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `npowvbm`
[INFO] [stdout]   --> src/lib.rs:46:46
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 LogMessage::NewPoWValidBlock(npowvbm) => {
[INFO] [stdout]    |                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_npowvbm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.92s
[INFO] running `Command { std: "docker" "inspect" "9e5083442bccace9b70bc5bd8364c46dfca1354c2cf6380241d8b2de21122f02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5083442bccace9b70bc5bd8364c46dfca1354c2cf6380241d8b2de21122f02", kill_on_drop: false }`
[INFO] [stdout] 9e5083442bccace9b70bc5bd8364c46dfca1354c2cf6380241d8b2de21122f02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82b01dd5cded5938b8bb60de3f901c396b67e2a2812b378f1b823ddd71ca7e9b
[INFO] running `Command { std: "docker" "start" "-a" "82b01dd5cded5938b8bb60de3f901c396b67e2a2812b378f1b823ddd71ca7e9b", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `new_proof_of_work_valid_block_ref`
[INFO] [stdout]   --> src/lib.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let new_proof_of_work_valid_block_ref = self.new_proof_of_work_valid_block.as_ref();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_proof_of_work_valid_block_ref`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tatmp`
[INFO] [stdout]   --> src/lib.rs:38:55
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 LogMessage::TransactionAddedToMempool(tatmp) => {
[INFO] [stdout]    |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_tatmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `npowvbm`
[INFO] [stdout]   --> src/lib.rs:46:46
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 LogMessage::NewPoWValidBlock(npowvbm) => {
[INFO] [stdout]    |                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_npowvbm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bitcoind-watcher v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `new_proof_of_work_valid_block_ref`
[INFO] [stdout]   --> src/lib.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let new_proof_of_work_valid_block_ref = self.new_proof_of_work_valid_block.as_ref();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_proof_of_work_valid_block_ref`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tatmp`
[INFO] [stdout]   --> src/lib.rs:38:55
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 LogMessage::TransactionAddedToMempool(tatmp) => {
[INFO] [stdout]    |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_tatmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `npowvbm`
[INFO] [stdout]   --> src/lib.rs:46:46
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 LogMessage::NewPoWValidBlock(npowvbm) => {
[INFO] [stdout]    |                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_npowvbm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "82b01dd5cded5938b8bb60de3f901c396b67e2a2812b378f1b823ddd71ca7e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82b01dd5cded5938b8bb60de3f901c396b67e2a2812b378f1b823ddd71ca7e9b", kill_on_drop: false }`
[INFO] [stdout] 82b01dd5cded5938b8bb60de3f901c396b67e2a2812b378f1b823ddd71ca7e9b