[INFO] cloning repository https://github.com/yyp6370/blockchainRUST
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yyp6370/blockchainRUST" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyyp6370%2FblockchainRUST", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyyp6370%2FblockchainRUST'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ada565c4c752f934f36866c2f330f9b7b185f351
[INFO] testing yyp6370/blockchainRUST against 1.98.0-beta.1 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyyp6370%2FblockchainRUST" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yyp6370/blockchainRUST
[INFO] finished tweaking git repo https://github.com/yyp6370/blockchainRUST
[INFO] tweaked toml for git repo https://github.com/yyp6370/blockchainRUST written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yyp6370/blockchainRUST on toolchain 1.98.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yyp6370/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" "+1.98.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.7.8
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 597ccfec81ae67804dc8ec1f860f9603208f44082da20669f45085ca429ab920
[INFO] running `Command { std: "docker" "start" "597ccfec81ae67804dc8ec1f860f9603208f44082da20669f45085ca429ab920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "597ccfec81ae67804dc8ec1f860f9603208f44082da20669f45085ca429ab920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "597ccfec81ae67804dc8ec1f860f9603208f44082da20669f45085ca429ab920" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "597ccfec81ae67804dc8ec1f860f9603208f44082da20669f45085ca429ab920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "597ccfec81ae67804dc8ec1f860f9603208f44082da20669f45085ca429ab920" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling autocfg v1.4.0
[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 smallvec v1.14.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling value-bag v1.11.1
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.0
[INFO] [stderr]    Compiling icu_properties_data v1.5.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling data-encoding v2.8.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling quick-protobuf v0.8.1
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling unsigned-varint v0.8.0
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling multihash v0.19.3
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling bs58 v0.5.1
[INFO] [stderr]    Compiling base-x v0.2.11
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling event-listener-strategy v0.5.3
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling proc-macro-warning v0.4.2
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling async-executor v1.13.1
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling snow v0.9.3
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling prometheus-client v0.21.2
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling hostname v0.4.0
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling resolv-conf v0.7.1
[INFO] [stderr]    Compiling secp256k1-sys v0.6.1
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling arrayvec v0.7.8
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling hex_fmt v0.3.0
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling humantime v2.2.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling ripemd v0.1.3
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling enum-as-inner v0.5.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.15
[INFO] [stderr]    Compiling libp2p-swarm-derive v0.33.0
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling data-encoding-macro v0.1.17
[INFO] [stderr]    Compiling multibase v0.9.1
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]    Compiling prometheus-client-derive-encode v0.4.2
[INFO] [stderr]    Compiling tokio v1.44.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling netlink-packet-utils v0.5.2
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling netlink-packet-core v0.7.0
[INFO] [stderr]    Compiling polling v3.7.4
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling netlink-packet-route v0.17.1
[INFO] [stderr]    Compiling async-io v2.4.0
[INFO] [stderr]    Compiling ed25519-dalek v2.1.1
[INFO] [stderr]    Compiling x25519-dalek v2.0.1
[INFO] [stderr]    Compiling libp2p-identity v0.2.10
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-signal v0.2.10
[INFO] [stderr]    Compiling async-process v2.3.0
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling async-std v1.13.1
[INFO] [stderr]    Compiling futures-rustls v0.24.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling asynchronous-codec v0.6.2
[INFO] [stderr]    Compiling futures-bounded v0.1.0
[INFO] [stderr]    Compiling unsigned-varint v0.7.2
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling rw-stream-sink v0.4.0
[INFO] [stderr]    Compiling soketto v0.8.1
[INFO] [stderr]    Compiling futures-ticker v0.0.3
[INFO] [stderr]    Compiling yamux v0.12.1
[INFO] [stderr]    Compiling multistream-select v0.13.0
[INFO] [stderr]    Compiling quick-protobuf-codec v0.2.0
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling secp256k1 v0.24.3
[INFO] [stderr]    Compiling netlink-sys v0.8.7
[INFO] [stderr]    Compiling netlink-proto v0.11.5
[INFO] [stderr]    Compiling rtnetlink v0.13.1
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling if-watch v3.2.1
[INFO] [stderr]    Compiling multiaddr v0.18.2
[INFO] [stderr]    Compiling trust-dns-proto v0.23.2
[INFO] [stderr]    Compiling trust-dns-proto v0.22.0
[INFO] [stderr]    Compiling libp2p-core v0.40.1
[INFO] [stderr]    Compiling libp2p-swarm v0.43.7
[INFO] [stderr]    Compiling libp2p-noise v0.43.2
[INFO] [stderr]    Compiling libp2p-yamux v0.44.1
[INFO] [stderr]    Compiling libp2p-tcp v0.40.1
[INFO] [stderr]    Compiling libp2p-websocket v0.42.2
[INFO] [stderr]    Compiling trust-dns-resolver v0.23.2
[INFO] [stderr]    Compiling libp2p-identify v0.43.1
[INFO] [stderr]    Compiling libp2p-gossipsub v0.45.2
[INFO] [stderr]    Compiling libp2p-kad v0.44.6
[INFO] [stderr]    Compiling libp2p-allow-block-list v0.2.0
[INFO] [stderr]    Compiling libp2p-connection-limits v0.2.1
[INFO] [stderr]    Compiling libp2p-ping v0.43.1
[INFO] [stderr]    Compiling libp2p-mdns v0.44.0
[INFO] [stderr]    Compiling async-std-resolver v0.23.2
[INFO] [stderr]    Compiling libp2p-dns v0.40.1
[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 1m 35s
[INFO] running `Command { std: "docker" "inspect" "597ccfec81ae67804dc8ec1f860f9603208f44082da20669f45085ca429ab920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "597ccfec81ae67804dc8ec1f860f9603208f44082da20669f45085ca429ab920" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[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] [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: `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: `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: 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 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: 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: `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: 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: 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 13.24s
[INFO] running `Command { std: "docker" "inspect" "597ccfec81ae67804dc8ec1f860f9603208f44082da20669f45085ca429ab920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "597ccfec81ae67804dc8ec1f860f9603208f44082da20669f45085ca429ab920" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", 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" test) generated 11 warnings (2 duplicates) (run `cargo fix --bin "blockchain_demo" -p blockchain_demo --tests` 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") generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/blockchain_demo-906f6ad598d40288)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/blockchain_demo-ee57e3129c1d52ef)
[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] [stderr]      Running tests/block_tests.rs (/opt/rustwide/target/debug/deps/block_tests-b4a11e2c8a28eb90)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/blockchain_tests.rs (/opt/rustwide/target/debug/deps/blockchain_tests-d18f304d51b6e97a)
[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 0.11s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_blockchain_add_block_and_utxo ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--test blockchain_tests`
[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: 197, nonce: 197
[INFO] [stdout] 
[INFO] [stdout] thread 'test_blockchain_add_block_and_utxo' (4309) 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:     0x5fe33fe62991 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5fe33fe62991 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5fe33fe62991 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5fe33fe62991 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5fe33fe767aa - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5fe33fe767aa - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x5fe33fe66e4c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x5fe33fe66e4c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x5fe33fe40e26 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5fe33fe40e26 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5fe33fe5a8d9 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5fe33fdc9260 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x5fe33fdc9260 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5fe33fe5aa92 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x5fe33fe5aa92 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x5fe33fe40ed2 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x5fe33fe38789 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5fe33fe41acd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x5fe33fe76f3c - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5fe33fe76cb2 - core[6883ba1bc0fe4ed1]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1870:5
[INFO] [stdout]   20:     0x5fe33fe1559c - <core[6883ba1bc0fe4ed1]::result::Result<(), core[6883ba1bc0fe4ed1]::io::error::Error>>::expect
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1183:23
[INFO] [stdout]   21:     0x5fe33fe0b91c - <blockchain_demo[7c32a7f08ef98fac]::blockchain::Blockchain>::save_to_file
[INFO] [stdout]                                at /opt/rustwide/workdir/src/blockchain.rs:167:41
[INFO] [stdout]   22:     0x5fe33fe0cd6b - <blockchain_demo[7c32a7f08ef98fac]::blockchain::Blockchain>::add_block
[INFO] [stdout]                                at /opt/rustwide/workdir/src/blockchain.rs:95:14
[INFO] [stdout]   23:     0x5fe33fdbb08a - blockchain_tests[2788f7dbf3fae13c]::test_blockchain_add_block_and_utxo
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/blockchain_tests.rs:32:16
[INFO] [stdout]   24:     0x5fe33fdba827 - blockchain_tests[2788f7dbf3fae13c]::test_blockchain_add_block_and_utxo::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/blockchain_tests.rs:6:40
[INFO] [stdout]   25:     0x5fe33fdbc4f6 - <blockchain_tests[2788f7dbf3fae13c]::test_blockchain_add_block_and_utxo::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5fe33fdbc59b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x5fe33fdbc59b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   28:     0x5fe33fdc9be5 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   29:     0x5fe33fdc9be5 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   30:     0x5fe33fdc9be5 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   31:     0x5fe33fdc9be5 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   32:     0x5fe33fdc9be5 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x5fe33fdc9be5 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   34:     0x5fe33fdc9be5 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   35:     0x5fe33fdc4694 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   36:     0x5fe33fdc4694 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   37:     0x5fe33fdccd32 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   38:     0x5fe33fdccd32 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   39:     0x5fe33fdccd32 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   40:     0x5fe33fdccd32 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   41:     0x5fe33fdccd32 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   42:     0x5fe33fdccd32 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   43:     0x5fe33fdccd32 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x5fe33fe6201f - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   45:     0x5fe33fe6201f - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   46:     0x78021fdfbaa4 - <unknown>
[INFO] [stdout]   47:     0x78021fe88a64 - 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 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "597ccfec81ae67804dc8ec1f860f9603208f44082da20669f45085ca429ab920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "597ccfec81ae67804dc8ec1f860f9603208f44082da20669f45085ca429ab920", kill_on_drop: false }`
[INFO] [stdout] 597ccfec81ae67804dc8ec1f860f9603208f44082da20669f45085ca429ab920
