[INFO] cloning repository https://github.com/sum1t-here/custom_blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sum1t-here/custom_blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsum1t-here%2Fcustom_blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsum1t-here%2Fcustom_blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8556d9479115f1d777710ed89d9c8f1a0e3653d7
[INFO] checking sum1t-here/custom_blockchain against try#5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsum1t-here%2Fcustom_blockchain" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sum1t-here/custom_blockchain
[INFO] finished tweaking git repo https://github.com/sum1t-here/custom_blockchain
[INFO] tweaked toml for git repo https://github.com/sum1t-here/custom_blockchain written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sum1t-here/custom_blockchain on toolchain 5de9e0e6cf775e94e0de2003f35e183f3f77bfe8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sum1t-here/custom_blockchain 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" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 791938c5c42fd472654dccaf2a9890ae1324414a639b17fb3f52916a016e2e1b
[INFO] running `Command { std: "docker" "start" "-a" "791938c5c42fd472654dccaf2a9890ae1324414a639b17fb3f52916a016e2e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "791938c5c42fd472654dccaf2a9890ae1324414a639b17fb3f52916a016e2e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "791938c5c42fd472654dccaf2a9890ae1324414a639b17fb3f52916a016e2e1b", kill_on_drop: false }`
[INFO] [stdout] 791938c5c42fd472654dccaf2a9890ae1324414a639b17fb3f52916a016e2e1b
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2eb691563cfb82a39c8d7d991587be63a845aa7319cf62d034e970e2388cd2b
[INFO] running `Command { std: "docker" "start" "-a" "a2eb691563cfb82a39c8d7d991587be63a845aa7319cf62d034e970e2388cd2b", kill_on_drop: false }`
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking base64ct v1.8.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling winnow v0.7.10
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling borsh v1.5.7
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]     Checking ripemd160 v0.9.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]     Checking primeorder v0.13.6
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]     Checking p256 v0.13.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling borsh-derive v1.5.7
[INFO] [stderr]     Checking rust_blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/blockchain/mod.rs:185:25
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn search_block(&self, search: BlockSearch) -> BlockSearchResult {
[INFO] [stdout]     |                         ^^^^^                          ----------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn search_block(&self, search: BlockSearch) -> BlockSearchResult<'_> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/blockchain/mod.rs:316:46
[INFO] [stdout]     |
[INFO] [stdout] 316 |             sender: BlockChain::MINING_SENDER.clone().to_string(),
[INFO] [stdout]     |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/blockchain/mod.rs:185:25
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn search_block(&self, search: BlockSearch) -> BlockSearchResult {
[INFO] [stdout]     |                         ^^^^^                          ----------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn search_block(&self, search: BlockSearch) -> BlockSearchResult<'_> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/blockchain/mod.rs:316:46
[INFO] [stdout]     |
[INFO] [stdout] 316 |             sender: BlockChain::MINING_SENDER.clone().to_string(),
[INFO] [stdout]     |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.26s
[INFO] running `Command { std: "docker" "inspect" "a2eb691563cfb82a39c8d7d991587be63a845aa7319cf62d034e970e2388cd2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2eb691563cfb82a39c8d7d991587be63a845aa7319cf62d034e970e2388cd2b", kill_on_drop: false }`
[INFO] [stdout] a2eb691563cfb82a39c8d7d991587be63a845aa7319cf62d034e970e2388cd2b