[INFO] fetching crate exonum_jsonrpc 0.5.1...
[INFO] checking exonum_jsonrpc-0.5.1 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate exonum_jsonrpc 0.5.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate exonum_jsonrpc 0.5.1 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exonum_jsonrpc 0.5.1
[INFO] finished tweaking crates.io crate exonum_jsonrpc 0.5.1
[INFO] tweaked toml for crates.io crate exonum_jsonrpc 0.5.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded reqwest v0.9.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc8c6f16fb29854525209a62deef5d1160d133daf127c8172aefdf0b59e328b5
[INFO] running `Command { std: "docker" "start" "-a" "dc8c6f16fb29854525209a62deef5d1160d133daf127c8172aefdf0b59e328b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc8c6f16fb29854525209a62deef5d1160d133daf127c8172aefdf0b59e328b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc8c6f16fb29854525209a62deef5d1160d133daf127c8172aefdf0b59e328b5", kill_on_drop: false }`
[INFO] [stdout] dc8c6f16fb29854525209a62deef5d1160d133daf127c8172aefdf0b59e328b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c1f08993893840142a7526a23a1f832b28a5566d14e329f46296e5db0701a6f
[INFO] running `Command { std: "docker" "start" "-a" "9c1f08993893840142a7526a23a1f832b28a5566d14e329f46296e5db0701a6f", kill_on_drop: false }`
[INFO] [stderr]     Checking reqwest v0.9.17
[INFO] [stderr]     Checking exonum_jsonrpc v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> examples/bitcoin.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct MiningInfo {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] 13 |     blocks: u64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 14 |     currentblocksize: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     currentblockweight: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     currentblocktx: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     difficulty: f64,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 18 |     errors: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     networkhashps: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 20 |     pooledtx: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 21 |     testnet: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 22 |     chain: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MiningInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "9c1f08993893840142a7526a23a1f832b28a5566d14e329f46296e5db0701a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c1f08993893840142a7526a23a1f832b28a5566d14e329f46296e5db0701a6f", kill_on_drop: false }`
[INFO] [stdout] 9c1f08993893840142a7526a23a1f832b28a5566d14e329f46296e5db0701a6f
