[INFO] cloning repository https://github.com/xiuxiua8/blockchainRUST
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xiuxiua8/blockchainRUST" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiuxiua8%2FblockchainRUST", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiuxiua8%2FblockchainRUST'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ada565c4c752f934f36866c2f330f9b7b185f351
[INFO] testing xiuxiua8/blockchainRUST/ada565c4c752f934f36866c2f330f9b7b185f351 against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiuxiua8%2FblockchainRUST" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/xiuxiua8/blockchainRUST
[INFO] finished tweaking git repo https://github.com/xiuxiua8/blockchainRUST
[INFO] tweaked toml for git repo https://github.com/xiuxiua8/blockchainRUST written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xiuxiua8/blockchainRUST on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/xiuxiua8/blockchainRUST 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.7.6
[INFO] [stderr]       Adding base64 v0.21.7
[INFO] [stderr]       Adding crunchy v0.2.4
[INFO] [stderr]       Adding futures-ticker v0.0.3
[INFO] [stderr]       Adding hex_fmt v0.3.0
[INFO] [stderr]       Adding libp2p-gossipsub v0.45.2
[INFO] [stderr]       Adding libp2p-kad v0.44.6
[INFO] [stderr]       Adding uint v0.9.5
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libp2p-swarm-derive v0.33.0
[INFO] [stderr]   Downloaded ripemd v0.1.3
[INFO] [stderr]   Downloaded redox_syscall v0.5.10
[INFO] [stderr]   Downloaded rtnetlink v0.13.1
[INFO] [stderr]   Downloaded futures-ticker v0.0.3
[INFO] [stderr]   Downloaded xmltree v0.10.3
[INFO] [stderr]   Downloaded iana-time-zone v0.1.61
[INFO] [stderr]   Downloaded async-std-resolver v0.23.2
[INFO] [stderr]   Downloaded libp2p-mdns v0.44.0
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[INFO] [stderr]   Downloaded uint v0.9.5
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[INFO] [stderr]   Downloaded deranged v0.4.1
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[INFO] [stderr]   Downloaded attohttpc v0.24.1
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[INFO] [stderr]   Downloaded libp2p-kad v0.44.6
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[INFO] [stderr]   Downloaded chacha20poly1305 v0.9.1
[INFO] [stderr]   Downloaded libp2p-dns v0.40.1
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.45.2
[INFO] [stderr]   Downloaded aes-gcm v0.9.2
[INFO] [stderr]   Downloaded secp256k1-sys v0.6.1
[INFO] [stderr]   Downloaded matches v0.1.10
[INFO] [stderr]   Downloaded hex_fmt v0.3.0
[INFO] [stderr]   Downloaded futures-bounded v0.1.0
[INFO] [stderr]   Downloaded async-std v1.13.1
[INFO] [stderr]   Downloaded trust-dns-proto v0.22.0
[INFO] [stderr]   Downloaded libp2p-identify v0.43.1
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[INFO] [stderr]   Downloaded poly1305 v0.7.2
[INFO] [stderr]   Downloaded libp2p-ping v0.43.1
[INFO] [stderr]   Downloaded netlink-sys v0.8.7
[INFO] [stderr]   Downloaded async-process v2.3.0
[INFO] [stderr]   Downloaded soketto v0.8.1
[INFO] [stderr]   Downloaded yamux v0.12.1
[INFO] [stderr]   Downloaded der v0.7.9
[INFO] [stderr]   Downloaded ed25519 v2.2.3
[INFO] [stderr]   Downloaded ed25519-dalek v2.1.1
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[INFO] [stderr]   Downloaded multibase v0.9.1
[INFO] [stderr]   Downloaded hermit-abi v0.5.0
[INFO] [stderr]   Downloaded libp2p-allow-block-list v0.2.0
[INFO] [stderr]   Downloaded libp2p-connection-limits v0.2.1
[INFO] [stderr]   Downloaded hostname v0.4.0
[INFO] [stderr]   Downloaded resolv-conf v0.7.1
[INFO] [stderr]   Downloaded enum-as-inner v0.5.1
[INFO] [stderr]   Downloaded libp2p-metrics v0.13.1
[INFO] [stderr]   Downloaded ctr v0.7.0
[INFO] [stderr]   Downloaded universal-hash v0.4.0
[INFO] [stderr]   Downloaded libp2p-noise v0.43.2
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[INFO] [stderr]   Downloaded netlink-proto v0.11.5
[INFO] [stderr]   Downloaded if-watch v3.2.1
[INFO] [stderr]   Downloaded libp2p-tcp v0.40.1
[INFO] [stderr]   Downloaded futures-rustls v0.24.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.44.1
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.23
[INFO] [stderr]   Downloaded libp2p-upnp v0.1.1
[INFO] [stderr]   Downloaded libp2p-identity v0.2.10
[INFO] [stderr]   Downloaded multihash v0.19.3
[INFO] [stderr]   Downloaded rw-stream-sink v0.4.0
[INFO] [stderr]   Downloaded cc v1.2.16
[INFO] [stderr]   Downloaded secp256k1 v0.24.3
[INFO] [stderr]   Downloaded quick-protobuf-codec v0.2.0
[INFO] [stderr]   Downloaded libp2p-tls v0.2.1
[INFO] [stderr]   Downloaded netlink-packet-utils v0.5.2
[INFO] [stderr]   Downloaded xml-rs v0.8.25
[INFO] [stderr]   Downloaded igd-next v0.14.3
[INFO] [stderr]   Downloaded libp2p-swarm v0.43.7
[INFO] [stderr]   Downloaded unsigned-varint v0.8.0
[INFO] [stderr]   Downloaded libp2p v0.52.4
[INFO] [stderr]   Downloaded event-listener-strategy v0.5.3
[INFO] [stderr]   Downloaded proc-macro-warning v0.4.2
[INFO] [stderr]   Downloaded libp2p-websocket v0.42.2
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[INFO] [stderr]   Downloaded asynchronous-codec v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e7965d978ae594cbf9f18c81f92dd24210e7c2bd3ed63da22ed7ea62bfecc4e
[INFO] running `Command { std: "docker" "start" "-a" "0e7965d978ae594cbf9f18c81f92dd24210e7c2bd3ed63da22ed7ea62bfecc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e7965d978ae594cbf9f18c81f92dd24210e7c2bd3ed63da22ed7ea62bfecc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7965d978ae594cbf9f18c81f92dd24210e7c2bd3ed63da22ed7ea62bfecc4e", kill_on_drop: false }`
[INFO] [stdout] 0e7965d978ae594cbf9f18c81f92dd24210e7c2bd3ed63da22ed7ea62bfecc4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f2bd0827e7728ecaf3836e696fce73dcb91b427c172c541429f71dff60ae6de
[INFO] running `Command { std: "docker" "start" "-a" "1f2bd0827e7728ecaf3836e696fce73dcb91b427c172c541429f71dff60ae6de", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling once_cell v1.21.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling value-bag v1.11.1
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling event-listener-strategy v0.5.3
[INFO] [stderr]    Compiling data-encoding v2.8.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling rand_chacha v0.3.1
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[INFO] [stderr]    Compiling quick-protobuf v0.8.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling unsigned-varint v0.8.0
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[INFO] [stderr]    Compiling kv-log-macro v1.0.7
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[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]    Compiling hashbrown v0.15.2
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[INFO] [stderr]    Compiling libp2p-ping v0.43.1
[INFO] [stderr]    Compiling async-std-resolver v0.23.2
[INFO] [stderr]    Compiling libp2p-gossipsub v0.45.2
[INFO] [stderr]    Compiling libp2p-dns v0.40.1
[INFO] [stderr]    Compiling libp2p-allow-block-list v0.2.0
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling humantime v2.2.0
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling secp256k1 v0.24.3
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling ripemd v0.1.3
[INFO] [stderr]    Compiling libp2p v0.52.4
[INFO] [stderr]    Compiling blockchain_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `libp2p::libp2p_swarm::THandlerErr`: Will be removed together with `ConnectionHandlerEvent::Close`. See <https://github.com/libp2p/rust-libp2p/issues/3591> for details.
[INFO] [stdout]    --> src/network.rs:417:60
[INFO] [stdout]     |
[INFO] [stdout] 417 |         event: SwarmEvent<MyBehaviourEvent, libp2p::swarm::THandlerErr<MyBehaviour>>,
[INFO] [stdout]     |                                                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]    --> src/blockchain.rs:370:35
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 for &(output_idx, amount) in outputs {
[INFO] [stdout]     |                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::fs;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libp2p::libp2p_swarm::THandlerErr`: Will be removed together with `ConnectionHandlerEvent::Close`. See <https://github.com/libp2p/rust-libp2p/issues/3591> for details.
[INFO] [stdout]    --> src/network.rs:417:60
[INFO] [stdout]     |
[INFO] [stdout] 417 |         event: SwarmEvent<MyBehaviourEvent, libp2p::swarm::THandlerErr<MyBehaviour>>,
[INFO] [stdout]     |                                                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]    --> src/blockchain.rs:370:35
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 for &(output_idx, amount) in outputs {
[INFO] [stdout]     |                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut network = network::Network::new_with_channel(app_tx.clone()).await;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blockchain_file`
[INFO] [stdout]   --> src/main.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let blockchain_file = "blockchain.json";
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_blockchain_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pending_tx_for_network`
[INFO] [stdout]   --> src/main.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let pending_tx_for_network = pending_transactions.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pending_tx_for_network`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]    --> src/main.rs:655:25
[INFO] [stdout]     |
[INFO] [stdout] 655 |                 for (i, tx) in pending_tx_for_main.lock().await.iter().enumerate() {
[INFO] [stdout]     |                         ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `load_from_file` is never used
[INFO] [stdout]    --> src/blockchain.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout]  25 | impl Blockchain {
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 179 |     pub fn load_from_file(filename: &str) -> Option<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `PeerDiscovered` is never constructed
[INFO] [stdout]   --> src/network.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum NetworkEvent {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 40 |     PeerDiscovered(PeerId, Multiaddr),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NetworkEvent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/network.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 144 | impl Network {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub async fn new() -> Self {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     pub fn set_auto_connect(&mut self, enabled: bool) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn set_max_connections(&mut self, max: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 610 |     pub fn connected_peer_count(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 615 |     pub fn discovered_peer_count(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 640 |     pub async fn discover_peers(&mut self) {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 649 |     pub fn show_network_status(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 675 |     pub async fn broadcast_block(&self, block: Block) {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 681 |     pub async fn broadcast_transaction(&self, transaction: Transaction) {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 687 |     pub async fn sync_chain(&self, _blockchain: &Blockchain) {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 717 |     pub async fn dial(&self, addr: libp2p::Multiaddr) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 13s
[INFO] running `Command { std: "docker" "inspect" "1f2bd0827e7728ecaf3836e696fce73dcb91b427c172c541429f71dff60ae6de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f2bd0827e7728ecaf3836e696fce73dcb91b427c172c541429f71dff60ae6de", kill_on_drop: false }`
[INFO] [stdout] 1f2bd0827e7728ecaf3836e696fce73dcb91b427c172c541429f71dff60ae6de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afc452bfdb3e96663330ddeefbed034937501cb0b0be6291d01ed4a63d68f190
[INFO] running `Command { std: "docker" "start" "-a" "afc452bfdb3e96663330ddeefbed034937501cb0b0be6291d01ed4a63d68f190", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated type alias `libp2p::libp2p_swarm::THandlerErr`: Will be removed together with `ConnectionHandlerEvent::Close`. See <https://github.com/libp2p/rust-libp2p/issues/3591> for details.
[INFO] [stdout]    --> src/network.rs:417:60
[INFO] [stdout]     |
[INFO] [stdout] 417 |         event: SwarmEvent<MyBehaviourEvent, libp2p::swarm::THandlerErr<MyBehaviour>>,
[INFO] [stdout]     |                                                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]    --> src/blockchain.rs:370:35
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 for &(output_idx, amount) in outputs {
[INFO] [stdout]     |                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling blockchain_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::fs;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libp2p::libp2p_swarm::THandlerErr`: Will be removed together with `ConnectionHandlerEvent::Close`. See <https://github.com/libp2p/rust-libp2p/issues/3591> for details.
[INFO] [stdout]    --> src/network.rs:417:60
[INFO] [stdout]     |
[INFO] [stdout] 417 |         event: SwarmEvent<MyBehaviourEvent, libp2p::swarm::THandlerErr<MyBehaviour>>,
[INFO] [stdout]     |                                                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]    --> src/blockchain.rs:370:35
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 for &(output_idx, amount) in outputs {
[INFO] [stdout]     |                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut network = network::Network::new_with_channel(app_tx.clone()).await;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blockchain_file`
[INFO] [stdout]   --> src/main.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let blockchain_file = "blockchain.json";
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_blockchain_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pending_tx_for_network`
[INFO] [stdout]   --> src/main.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let pending_tx_for_network = pending_transactions.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pending_tx_for_network`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]    --> src/main.rs:655:25
[INFO] [stdout]     |
[INFO] [stdout] 655 |                 for (i, tx) in pending_tx_for_main.lock().await.iter().enumerate() {
[INFO] [stdout]     |                         ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `load_from_file` is never used
[INFO] [stdout]    --> src/blockchain.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout]  25 | impl Blockchain {
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 179 |     pub fn load_from_file(filename: &str) -> Option<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `PeerDiscovered` is never constructed
[INFO] [stdout]   --> src/network.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum NetworkEvent {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 40 |     PeerDiscovered(PeerId, Multiaddr),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NetworkEvent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/network.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 144 | impl Network {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub async fn new() -> Self {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     pub fn set_auto_connect(&mut self, enabled: bool) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn set_max_connections(&mut self, max: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 610 |     pub fn connected_peer_count(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 615 |     pub fn discovered_peer_count(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 640 |     pub async fn discover_peers(&mut self) {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 649 |     pub fn show_network_status(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 675 |     pub async fn broadcast_block(&self, block: Block) {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 681 |     pub async fn broadcast_transaction(&self, transaction: Transaction) {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 687 |     pub async fn sync_chain(&self, _blockchain: &Blockchain) {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 717 |     pub async fn dial(&self, addr: libp2p::Multiaddr) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sha256`
[INFO] [stdout]  --> tests/wallet_tests.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sha2::{Sha256, Digest};
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hex`
[INFO] [stdout]  --> tests/wallet_tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use hex;
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Digest`
[INFO] [stdout]  --> tests/wallet_tests.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sha2::{Sha256, Digest};
[INFO] [stdout]   |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Block`
[INFO] [stdout]  --> tests/integration_tests.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use blockchain_demo::block::{Block, Transaction, TxInput, TxOutput};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> tests/integration_tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::fs;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libp2p::libp2p_swarm::THandlerErr`: Will be removed together with `ConnectionHandlerEvent::Close`. See <https://github.com/libp2p/rust-libp2p/issues/3591> for details.
[INFO] [stdout]    --> src/network.rs:417:60
[INFO] [stdout]     |
[INFO] [stdout] 417 |         event: SwarmEvent<MyBehaviourEvent, libp2p::swarm::THandlerErr<MyBehaviour>>,
[INFO] [stdout]     |                                                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libp2p::libp2p_swarm::THandlerErr`: Will be removed together with `ConnectionHandlerEvent::Close`. See <https://github.com/libp2p/rust-libp2p/issues/3591> for details.
[INFO] [stdout]    --> src/network.rs:417:60
[INFO] [stdout]     |
[INFO] [stdout] 417 |         event: SwarmEvent<MyBehaviourEvent, libp2p::swarm::THandlerErr<MyBehaviour>>,
[INFO] [stdout]     |                                                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `network`
[INFO] [stdout]   --> tests/network_tests.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let network = Network::new().await;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_network`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `broadcast_result`
[INFO] [stdout]    --> tests/network_tests.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |     let broadcast_result = network.broadcast_block(test_block).await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_broadcast_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `transaction_result`
[INFO] [stdout]    --> tests/network_tests.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let transaction_result = network.broadcast_transaction(test_transaction).await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transaction_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sync_result`
[INFO] [stdout]    --> tests/network_tests.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     let sync_result = network.sync_chain(&blockchain).await;
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sync_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/network_tests.rs:263:15
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let (tx1, mut rx1) = mpsc::channel(100);
[INFO] [stdout]     |               ----^^^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/network_tests.rs:264:15
[INFO] [stdout]     |
[INFO] [stdout] 264 |     let (tx2, mut rx2) = mpsc::channel(100);
[INFO] [stdout]     |               ----^^^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx1`
[INFO] [stdout]    --> tests/network_tests.rs:263:15
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let (tx1, mut rx1) = mpsc::channel(100);
[INFO] [stdout]     |               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rx1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx2`
[INFO] [stdout]    --> tests/network_tests.rs:264:15
[INFO] [stdout]     |
[INFO] [stdout] 264 |     let (tx2, mut rx2) = mpsc::channel(100);
[INFO] [stdout]     |               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rx2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node1_handle`
[INFO] [stdout]    --> tests/network_tests.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |     let node1_handle = tokio::spawn(async move {
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node1_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node2_handle`
[INFO] [stdout]    --> tests/network_tests.rs:295:9
[INFO] [stdout]     |
[INFO] [stdout] 295 |     let node2_handle = tokio::spawn(async move {
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node2_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]    --> src/blockchain.rs:370:35
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 for &(output_idx, amount) in outputs {
[INFO] [stdout]     |                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]    --> src/blockchain.rs:370:35
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 for &(output_idx, amount) in outputs {
[INFO] [stdout]     |                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut network = network::Network::new_with_channel(app_tx.clone()).await;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blockchain_file`
[INFO] [stdout]   --> src/main.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let blockchain_file = "blockchain.json";
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_blockchain_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pending_tx_for_network`
[INFO] [stdout]   --> src/main.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let pending_tx_for_network = pending_transactions.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pending_tx_for_network`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]    --> src/main.rs:655:25
[INFO] [stdout]     |
[INFO] [stdout] 655 |                 for (i, tx) in pending_tx_for_main.lock().await.iter().enumerate() {
[INFO] [stdout]     |                         ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `load_from_file` is never used
[INFO] [stdout]    --> src/blockchain.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout]  25 | impl Blockchain {
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 179 |     pub fn load_from_file(filename: &str) -> Option<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `PeerDiscovered` is never constructed
[INFO] [stdout]   --> src/network.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum NetworkEvent {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 40 |     PeerDiscovered(PeerId, Multiaddr),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NetworkEvent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/network.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 144 | impl Network {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub async fn new() -> Self {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     pub fn set_auto_connect(&mut self, enabled: bool) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn set_max_connections(&mut self, max: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 610 |     pub fn connected_peer_count(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 615 |     pub fn discovered_peer_count(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 640 |     pub async fn discover_peers(&mut self) {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 649 |     pub fn show_network_status(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 675 |     pub async fn broadcast_block(&self, block: Block) {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 681 |     pub async fn broadcast_transaction(&self, transaction: Transaction) {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 687 |     pub async fn sync_chain(&self, _blockchain: &Blockchain) {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 717 |     pub async fn dial(&self, addr: libp2p::Multiaddr) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.46s
[INFO] running `Command { std: "docker" "inspect" "afc452bfdb3e96663330ddeefbed034937501cb0b0be6291d01ed4a63d68f190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc452bfdb3e96663330ddeefbed034937501cb0b0be6291d01ed4a63d68f190", kill_on_drop: false }`
[INFO] [stdout] afc452bfdb3e96663330ddeefbed034937501cb0b0be6291d01ed4a63d68f190
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a47410dada072bb9ded01b8445d2243e87b3932b3ca523214eb392f3ea15c4b3
[INFO] running `Command { std: "docker" "start" "-a" "a47410dada072bb9ded01b8445d2243e87b3932b3ca523214eb392f3ea15c4b3", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated type alias `libp2p::libp2p_swarm::THandlerErr`: Will be removed together with `ConnectionHandlerEvent::Close`. See <https://github.com/libp2p/rust-libp2p/issues/3591> for details.
[INFO] [stderr]    --> src/network.rs:417:60
[INFO] [stderr]     |
[INFO] [stderr] 417 |         event: SwarmEvent<MyBehaviourEvent, libp2p::swarm::THandlerErr<MyBehaviour>>,
[INFO] [stderr]     |                                                            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `amount`
[INFO] [stderr]    --> src/blockchain.rs:370:35
[INFO] [stderr]     |
[INFO] [stderr] 370 |                 for &(output_idx, amount) in outputs {
[INFO] [stderr]     |                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `blockchain_demo` (lib) generated 2 warnings (run `cargo fix --lib -p blockchain_demo` to apply 1 suggestion)
[INFO] [stderr] warning: `blockchain_demo` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: unused variable: `network`
[INFO] [stderr]   --> tests/network_tests.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |     let network = Network::new().await;
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_network`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `broadcast_result`
[INFO] [stderr]    --> tests/network_tests.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |     let broadcast_result = network.broadcast_block(test_block).await;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_broadcast_result`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `transaction_result`
[INFO] [stderr]    --> tests/network_tests.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |     let transaction_result = network.broadcast_transaction(test_transaction).await;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transaction_result`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sync_result`
[INFO] [stderr]    --> tests/network_tests.rs:208:9
[INFO] [stderr]     |
[INFO] [stderr] 208 |     let sync_result = network.sync_chain(&blockchain).await;
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sync_result`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/network_tests.rs:263:15
[INFO] [stderr]     |
[INFO] [stderr] 263 |     let (tx1, mut rx1) = mpsc::channel(100);
[INFO] [stderr]     |               ----^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/network_tests.rs:264:15
[INFO] [stderr]     |
[INFO] [stderr] 264 |     let (tx2, mut rx2) = mpsc::channel(100);
[INFO] [stderr]     |               ----^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rx1`
[INFO] [stderr]    --> tests/network_tests.rs:263:15
[INFO] [stderr]     |
[INFO] [stderr] 263 |     let (tx1, mut rx1) = mpsc::channel(100);
[INFO] [stderr]     |               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rx1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rx2`
[INFO] [stderr]    --> tests/network_tests.rs:264:15
[INFO] [stderr]     |
[INFO] [stderr] 264 |     let (tx2, mut rx2) = mpsc::channel(100);
[INFO] [stderr]     |               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rx2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node1_handle`
[INFO] [stderr]    --> tests/network_tests.rs:277:9
[INFO] [stderr]     |
[INFO] [stderr] 277 |     let node1_handle = tokio::spawn(async move {
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node1_handle`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node2_handle`
[INFO] [stderr]    --> tests/network_tests.rs:295:9
[INFO] [stderr]     |
[INFO] [stderr] 295 |     let node2_handle = tokio::spawn(async move {
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node2_handle`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use std::fs;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use serde_json;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:82:9
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let mut network = network::Network::new_with_channel(app_tx.clone()).await;
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `blockchain_file`
[INFO] [stderr]   --> src/main.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |     let blockchain_file = "blockchain.json";
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_blockchain_file`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pending_tx_for_network`
[INFO] [stderr]   --> src/main.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let pending_tx_for_network = pending_transactions.clone();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pending_tx_for_network`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tx`
[INFO] [stderr]    --> src/main.rs:655:25
[INFO] [stderr]     |
[INFO] [stderr] 655 |                 for (i, tx) in pending_tx_for_main.lock().await.iter().enumerate() {
[INFO] [stderr]     |                         ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `load_from_file` is never used
[INFO] [stderr]    --> src/blockchain.rs:179:12
[INFO] [stderr]     |
[INFO] [stderr]  25 | impl Blockchain {
[INFO] [stderr]     | --------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 179 |     pub fn load_from_file(filename: &str) -> Option<Self> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `PeerDiscovered` is never constructed
[INFO] [stderr]   --> src/network.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub enum NetworkEvent {
[INFO] [stderr]    |          ------------ variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 40 |     PeerDiscovered(PeerId, Multiaddr),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `NetworkEvent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/network.rs:150:18
[INFO] [stderr]     |
[INFO] [stderr] 144 | impl Network {
[INFO] [stderr]     | ------------ associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 150 |     pub async fn new() -> Self {
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] ...
[INFO] [stderr] 175 |     pub fn set_auto_connect(&mut self, enabled: bool) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 181 |     pub fn set_max_connections(&mut self, max: usize) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 610 |     pub fn connected_peer_count(&self) -> usize {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 615 |     pub fn discovered_peer_count(&self) -> usize {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 640 |     pub async fn discover_peers(&mut self) {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 649 |     pub fn show_network_status(&self) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 675 |     pub async fn broadcast_block(&self, block: Block) {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 681 |     pub async fn broadcast_transaction(&self, transaction: Transaction) {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 687 |     pub async fn sync_chain(&self, _blockchain: &Blockchain) {
[INFO] [stderr]     |                  ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 717 |     pub async fn dial(&self, addr: libp2p::Multiaddr) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Sha256`
[INFO] [stderr]  --> tests/wallet_tests.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | use sha2::{Sha256, Digest};
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hex`
[INFO] [stderr]  --> tests/wallet_tests.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use hex;
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Digest`
[INFO] [stderr]  --> tests/wallet_tests.rs:4:20
[INFO] [stderr]   |
[INFO] [stderr] 4 | use sha2::{Sha256, Digest};
[INFO] [stderr]   |                    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Block`
[INFO] [stderr]  --> tests/integration_tests.rs:1:30
[INFO] [stderr]   |
[INFO] [stderr] 1 | use blockchain_demo::block::{Block, Transaction, TxInput, TxOutput};
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> tests/integration_tests.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `blockchain_demo` (test "network_tests") generated 10 warnings (run `cargo fix --test "network_tests" -p blockchain_demo` to apply 10 suggestions)
[INFO] [stderr] warning: `blockchain_demo` (bin "blockchain_demo") generated 11 warnings (2 duplicates) (run `cargo fix --bin "blockchain_demo" -p blockchain_demo` to apply 6 suggestions)
[INFO] [stderr] warning: `blockchain_demo` (test "wallet_tests") generated 3 warnings (run `cargo fix --test "wallet_tests" -p blockchain_demo` to apply 2 suggestions)
[INFO] [stderr] warning: `blockchain_demo` (test "integration_tests") generated 2 warnings (run `cargo fix --test "integration_tests" -p blockchain_demo` to apply 2 suggestions)
[INFO] [stderr] warning: `blockchain_demo` (bin "blockchain_demo" test) generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/blockchain_demo-23a205fd0b8c61d7)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/blockchain_demo-0dbca0c2c9109054)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/block_tests.rs (/opt/rustwide/target/debug/deps/block_tests-1e000b145f903ce4)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_block_mining_and_validation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/blockchain_tests.rs (/opt/rustwide/target/debug/deps/blockchain_tests-0618d1eea22415b2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_blockchain_add_block_and_utxo ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_blockchain_add_block_and_utxo stdout ----
[INFO] [stdout] 成功挖到区块，迭代次数: 229, nonce: 229
[INFO] [stdout] 
[INFO] [stdout] thread 'test_blockchain_add_block_and_utxo' (20) panicked at src/blockchain.rs:167:41:
[INFO] [stdout] Unable to write blockchain to file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x632de02bef62 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x632de02bef62 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x632de02bef62 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x632de02bef62 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x632de02cf05a - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x632de02cf05a - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x632de028db16 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x632de028db16 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x632de029e419 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x632de029e419 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x632de029e2b1 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x632de023473e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x632de023473e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x632de029e692 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x632de029e692 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x632de029e4d8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x632de0299a69 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x632de02827ad - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x632de02d648c - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x632de02d5cc2 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x632de026e9cc - core::result::Result<T,E>::expect::h147e21123b148105
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x632de025caf5 - blockchain_demo::blockchain::Blockchain::save_to_file::h243553a13bc5b251
[INFO] [stdout]                                at /opt/rustwide/workdir/src/blockchain.rs:167:41
[INFO] [stdout]   22:     0x632de025dd9b - blockchain_demo::blockchain::Blockchain::add_block::hc421981b9ff2e2c6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/blockchain.rs:95:14
[INFO] [stdout]   23:     0x632de0214103 - blockchain_tests::test_blockchain_add_block_and_utxo::hb9619076cb7f0e0e
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/blockchain_tests.rs:32:16
[INFO] [stdout]   24:     0x632de0214c27 - blockchain_tests::test_blockchain_add_block_and_utxo::{{closure}}::hc2d35d04a1d06f4b
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/blockchain_tests.rs:6:40
[INFO] [stdout]   25:     0x632de0214e06 - core::ops::function::FnOnce::call_once::hf1f65ae9072d43d2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x632de02344fb - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x632de02344fb - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   28:     0x632de0247f0a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   29:     0x632de0247f0a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   30:     0x632de0247f0a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   31:     0x632de0247f0a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   32:     0x632de0247f0a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x632de0247f0a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   34:     0x632de0247f0a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   35:     0x632de0222364 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   36:     0x632de0222364 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   37:     0x632de0225d02 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   38:     0x632de0225d02 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   39:     0x632de0225d02 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   40:     0x632de0225d02 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   41:     0x632de0225d02 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   42:     0x632de0225d02 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   43:     0x632de0225d02 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x632de0294c4f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   45:     0x632de0294c4f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   46:     0x79d5a6e30aa4 - <unknown>
[INFO] [stdout]   47:     0x79d5a6ebda64 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_blockchain_add_block_and_utxo
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test blockchain_tests`
[INFO] running `Command { std: "docker" "inspect" "a47410dada072bb9ded01b8445d2243e87b3932b3ca523214eb392f3ea15c4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a47410dada072bb9ded01b8445d2243e87b3932b3ca523214eb392f3ea15c4b3", kill_on_drop: false }`
[INFO] [stdout] a47410dada072bb9ded01b8445d2243e87b3932b3ca523214eb392f3ea15c4b3
