[INFO] fetching crate ord-bitcoincore-rpc 0.19.0...
[INFO] checking ord-bitcoincore-rpc-0.19.0 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate ord-bitcoincore-rpc 0.19.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ord-bitcoincore-rpc 0.19.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ord-bitcoincore-rpc 0.19.0
[INFO] tweaked toml for crates.io crate ord-bitcoincore-rpc 0.19.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ord-bitcoincore-rpc 0.19.0 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ord-bitcoincore-rpc 0.19.0 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0de054f98500d706086585e1b963d7d2cfa06face9ab2f980011cd616fecdc2e
[INFO] running `Command { std: "docker" "start" "-a" "0de054f98500d706086585e1b963d7d2cfa06face9ab2f980011cd616fecdc2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0de054f98500d706086585e1b963d7d2cfa06face9ab2f980011cd616fecdc2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de054f98500d706086585e1b963d7d2cfa06face9ab2f980011cd616fecdc2e", kill_on_drop: false }`
[INFO] [stdout] 0de054f98500d706086585e1b963d7d2cfa06face9ab2f980011cd616fecdc2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6205efa5199bb2d7f2fddc9013df1515e61d01bf8395d545d67e7c1e0ff01d13
[INFO] running `Command { std: "docker" "start" "-a" "6205efa5199bb2d7f2fddc9013df1515e61d01bf8395d545d67e7c1e0ff01d13", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling bitcoin-internals v0.3.0
[INFO] [stderr]    Compiling bitcoin-internals v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling hex_lit v0.1.1
[INFO] [stderr]     Checking hex-conservative v0.1.2
[INFO] [stderr]     Checking bitcoin-io v0.1.2
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling cc v1.1.30
[INFO] [stderr]     Checking hex-conservative v0.2.1
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling minreq v2.12.0
[INFO] [stderr]    Compiling bitcoin v0.32.3
[INFO] [stderr]     Checking bech32 v0.11.0
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking bitcoin_hashes v0.13.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling secp256k1-sys v0.10.1
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking tempfile v3.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking bitcoin_hashes v0.14.0
[INFO] [stderr]     Checking secp256k1 v0.29.1
[INFO] [stderr]     Checking bitcoin-units v0.1.2
[INFO] [stderr]     Checking base58ck v0.1.0
[INFO] [stderr]     Checking jsonrpc v0.18.0
[INFO] [stderr]     Checking ord-bitcoincore-rpc-json v0.19.0
[INFO] [stderr]     Checking ord-bitcoincore-rpc v0.19.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `RetryClient` is never constructed
[INFO] [stdout]   --> examples/retry_client.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct RetryClient {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ord-bitcoincore-rpc` (example "retry_client") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6205efa5199bb2d7f2fddc9013df1515e61d01bf8395d545d67e7c1e0ff01d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6205efa5199bb2d7f2fddc9013df1515e61d01bf8395d545d67e7c1e0ff01d13", kill_on_drop: false }`
[INFO] [stdout] 6205efa5199bb2d7f2fddc9013df1515e61d01bf8395d545d67e7c1e0ff01d13
