[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 master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiuxiua8%2FblockchainRUST" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-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-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xiuxiua8/blockchainRUST on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 v0.52.4
[INFO] [stderr]   Downloaded libp2p-mdns v0.44.0
[INFO] [stderr]   Downloaded aes-gcm v0.9.2
[INFO] [stderr]   Downloaded trust-dns-proto v0.23.2
[INFO] [stderr]   Downloaded libp2p-dns v0.40.1
[INFO] [stderr]   Downloaded proc-macro-warning v0.4.2
[INFO] [stderr]   Downloaded data-encoding v2.8.0
[INFO] [stderr]   Downloaded libp2p-identify v0.43.1
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.15
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.17
[INFO] [stderr]   Downloaded trust-dns-resolver v0.23.2
[INFO] [stderr]   Downloaded ctr v0.7.0
[INFO] [stderr]   Downloaded libp2p-kad v0.44.6
[INFO] [stderr]   Downloaded libp2p-swarm v0.43.7
[INFO] [stderr]   Downloaded libp2p-noise v0.43.2
[INFO] [stderr]   Downloaded libp2p-websocket v0.42.2
[INFO] [stderr]   Downloaded libp2p-identity v0.2.10
[INFO] [stderr]   Downloaded libp2p-core v0.40.1
[INFO] [stderr]   Downloaded libp2p-metrics v0.13.1
[INFO] [stderr]   Downloaded async-std-resolver v0.23.2
[INFO] [stderr]   Downloaded libp2p-swarm-derive v0.33.0
[INFO] [stderr]   Downloaded trust-dns-proto v0.22.0
[INFO] [stderr]   Downloaded libp2p-upnp v0.1.1
[INFO] [stderr]   Downloaded prometheus-client v0.21.2
[INFO] [stderr]   Downloaded libp2p-ping v0.43.1
[INFO] [stderr]   Downloaded resolv-conf v0.7.1
[INFO] [stderr]   Downloaded futures-bounded v0.1.0
[INFO] [stderr]   Downloaded universal-hash v0.4.0
[INFO] [stderr]   Downloaded chacha20poly1305 v0.9.1
[INFO] [stderr]   Downloaded libp2p-connection-limits v0.2.1
[INFO] [stderr]   Downloaded snow v0.9.3
[INFO] [stderr]   Downloaded secp256k1-sys v0.6.1
[INFO] [stderr]   Downloaded libp2p-allow-block-list v0.2.0
[INFO] [stderr]   Downloaded libp2p-tcp v0.40.1
[INFO] [stderr]   Downloaded chacha20 v0.8.2
[INFO] [stderr]   Downloaded libp2p-yamux v0.44.1
[INFO] [stderr]   Downloaded enum-as-inner v0.5.1
[INFO] [stderr]   Downloaded libp2p-tls v0.2.1
[INFO] [stderr]   Downloaded libp2p-quic v0.9.3
[INFO] [stderr]   Downloaded secp256k1 v0.24.3
[INFO] [stderr]   Downloaded async-std v1.13.1
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.45.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93ad98cd17e93a8fdab255a6e6f99f0c879e0695f0aa1231481ae4587737b3ba
[INFO] running `Command { std: "docker" "start" "-a" "93ad98cd17e93a8fdab255a6e6f99f0c879e0695f0aa1231481ae4587737b3ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93ad98cd17e93a8fdab255a6e6f99f0c879e0695f0aa1231481ae4587737b3ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93ad98cd17e93a8fdab255a6e6f99f0c879e0695f0aa1231481ae4587737b3ba", kill_on_drop: false }`
[INFO] [stdout] 93ad98cd17e93a8fdab255a6e6f99f0c879e0695f0aa1231481ae4587737b3ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c249f05a84c695380a9acdb67dd3396535080abfcc0086520d658887d8096a0
[INFO] running `Command { std: "docker" "start" "-a" "9c249f05a84c695380a9acdb67dd3396535080abfcc0086520d658887d8096a0", 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 smallvec v1.14.0
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling subtle v2.6.1
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[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.3
[INFO] [stderr]    Compiling rustix v0.38.44
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[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
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[INFO] [stderr]    Compiling data-encoding v2.8.0
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[INFO] [stderr]    Compiling form_urlencoded v1.2.1
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[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
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[INFO] [stderr]    Compiling parking_lot_core v0.9.10
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[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
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[INFO] [stderr]    Compiling fastrand v1.9.0
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[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling resolv-conf v0.7.1
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[INFO] [stderr]    Compiling snow v0.9.3
[INFO] [stderr]    Compiling prometheus-client v0.21.2
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling secp256k1-sys v0.6.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling hex_fmt v0.3.0
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling futures-rustls v0.24.0
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling ripemd v0.1.3
[INFO] [stderr]    Compiling enum-as-inner v0.5.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[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 futures-util v0.3.31
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling asynchronous-codec v0.6.2
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.15
[INFO] [stderr]    Compiling unsigned-varint v0.7.2
[INFO] [stderr]    Compiling libp2p-swarm-derive v0.33.0
[INFO] [stderr]    Compiling data-encoding-macro v0.1.17
[INFO] [stderr]    Compiling multibase v0.9.1
[INFO] [stderr]    Compiling netlink-packet-utils v0.5.2
[INFO] [stderr]    Compiling tokio v1.44.1
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling netlink-packet-core v0.7.0
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling ed25519-dalek v2.1.1
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling polling v3.7.4
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling async-io v2.4.0
[INFO] [stderr]    Compiling libp2p-identity v0.2.10
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling multistream-select v0.13.0
[INFO] [stderr]    Compiling rw-stream-sink v0.4.0
[INFO] [stderr]    Compiling async-signal v0.2.10
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling async-process v2.3.0
[INFO] [stderr]    Compiling async-std v1.13.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling netlink-sys v0.8.7
[INFO] [stderr]    Compiling netlink-packet-route v0.17.1
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]    Compiling quick-protobuf-codec v0.2.0
[INFO] [stderr]    Compiling prometheus-client-derive-encode v0.4.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling yamux v0.12.1
[INFO] [stderr]    Compiling x25519-dalek v2.0.1
[INFO] [stderr]    Compiling multiaddr v0.18.2
[INFO] [stderr]    Compiling soketto v0.8.1
[INFO] [stderr]    Compiling libp2p-core v0.40.1
[INFO] [stderr]    Compiling futures-ticker v0.0.3
[INFO] [stderr]    Compiling futures-bounded v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling libp2p-swarm v0.43.7
[INFO] [stderr]    Compiling trust-dns-proto v0.23.2
[INFO] [stderr]    Compiling trust-dns-proto v0.22.0
[INFO] [stderr]    Compiling libp2p-websocket v0.42.2
[INFO] [stderr]    Compiling libp2p-noise v0.43.2
[INFO] [stderr]    Compiling libp2p-identify v0.43.1
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling netlink-proto v0.11.5
[INFO] [stderr]    Compiling rtnetlink v0.13.1
[INFO] [stderr]    Compiling libp2p-allow-block-list v0.2.0
[INFO] [stderr]    Compiling libp2p-connection-limits v0.2.1
[INFO] [stderr]    Compiling libp2p-gossipsub v0.45.2
[INFO] [stderr]    Compiling libp2p-kad v0.44.6
[INFO] [stderr]    Compiling trust-dns-resolver v0.23.2
[INFO] [stderr]    Compiling libp2p-ping v0.43.1
[INFO] [stderr]    Compiling async-std-resolver v0.23.2
[INFO] [stderr]    Compiling if-watch v3.2.1
[INFO] [stderr]    Compiling libp2p-mdns v0.44.0
[INFO] [stderr]    Compiling libp2p-tcp v0.40.1
[INFO] [stderr]    Compiling libp2p-dns v0.40.1
[INFO] [stderr]    Compiling libp2p-yamux v0.44.1
[INFO] [stderr]    Compiling libp2p v0.52.4
[INFO] [stderr]    Compiling secp256k1 v0.24.3
[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)]` 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)]` 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)]` 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: 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)]` on by default
[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)]` 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 12m 58s
[INFO] running `Command { std: "docker" "inspect" "9c249f05a84c695380a9acdb67dd3396535080abfcc0086520d658887d8096a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c249f05a84c695380a9acdb67dd3396535080abfcc0086520d658887d8096a0", kill_on_drop: false }`
[INFO] [stdout] 9c249f05a84c695380a9acdb67dd3396535080abfcc0086520d658887d8096a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f7057e15cf1973aecbd5c4c02bcf5b5bd8ffd6471d69b4575b57b8b958f7df6
[INFO] running `Command { std: "docker" "start" "-a" "1f7057e15cf1973aecbd5c4c02bcf5b5bd8ffd6471d69b4575b57b8b958f7df6", 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)]` on by default
[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)]` 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)]` 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)]` 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 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: 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)]` 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: unused variable: `rx1`
[INFO] [stdout]    --> tests/network_tests.rs:263:19
[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:264:19
[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: 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)]` 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 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)]` 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)]` 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: 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)]` on by default
[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)]` 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 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)]` 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: 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)]` 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)]` on by default
[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)]` 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 1m 16s
[INFO] running `Command { std: "docker" "inspect" "1f7057e15cf1973aecbd5c4c02bcf5b5bd8ffd6471d69b4575b57b8b958f7df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f7057e15cf1973aecbd5c4c02bcf5b5bd8ffd6471d69b4575b57b8b958f7df6", kill_on_drop: false }`
[INFO] [stdout] 1f7057e15cf1973aecbd5c4c02bcf5b5bd8ffd6471d69b4575b57b8b958f7df6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0bbbec8b8fdfb6cb17009e9dd52ab3b779f11c2a176022422e8275e5365b6ce1
[INFO] running `Command { std: "docker" "start" "-a" "0bbbec8b8fdfb6cb17009e9dd52ab3b779f11c2a176022422e8275e5365b6ce1", 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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `blockchain_demo` (lib) generated 2 warnings
[INFO] [stderr] warning: `blockchain_demo` (lib test) generated 2 warnings (2 duplicates)
[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)]` 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: 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: 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)]` on by default
[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)]` 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 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)]` 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: unused variable: `rx1`
[INFO] [stderr]    --> tests/network_tests.rs:263:19
[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:264:19
[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: 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)]` 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 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)]` 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: `blockchain_demo` (bin "blockchain_demo" test) generated 11 warnings (2 duplicates) (run `cargo fix --bin "blockchain_demo" --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `blockchain_demo` (test "network_tests") generated 10 warnings (run `cargo fix --test "network_tests"` to apply 2 suggestions)
[INFO] [stderr] warning: `blockchain_demo` (test "wallet_tests") generated 3 warnings (run `cargo fix --test "wallet_tests"` to apply 2 suggestions)
[INFO] [stderr] warning: `blockchain_demo` (bin "blockchain_demo") generated 11 warnings (11 duplicates)
[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)]` 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 "integration_tests") generated 2 warnings (run `cargo fix --test "integration_tests"` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/blockchain_demo-65a5214c663ef5e3)
[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-99c37ac970dd2e36)
[INFO] [stderr]      Running tests/block_tests.rs (/opt/rustwide/target/debug/deps/block_tests-885908a77ee1e32d)
[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 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 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/blockchain_tests.rs (/opt/rustwide/target/debug/deps/blockchain_tests-0ba596a5b05c399d)
[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: 51, nonce: 51
[INFO] [stdout] 
[INFO] [stdout] thread 'test_blockchain_add_block_and_utxo' 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:     0x5b6278743542 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b6278743542 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b6278743542 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5b6278743542 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5b62787686b3 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5b62787686b3 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5b6278740673 - std::io::default_write_fmt::hdb7615052be2ba4d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5b6278740673 - std::io::Write::write_fmt::he1bcd251ec6e4153
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5b6278743392 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5b6278744b5c - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5b62787449b2 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5b6278700564 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h178a5fcedee41e2f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5b6278700564 - test::test_main_with_exit_callback::{{closure}}::h951a41e0149d6d5d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5b627874553b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h13602080f5b63276
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5b627874553b - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5b627874530a - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5b6278743a39 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5b6278744f9d - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5b6278767200 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5b62787675a6 - core::result::unwrap_failed::h31c9775ec1a50121
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x5b627870c99e - core::result::Result<T,E>::expect::h2685ef8255b0ca2c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1119:23
[INFO] [stdout]   21:     0x5b627870c99e - blockchain_demo::blockchain::Blockchain::save_to_file::hf7c4d9efa4278a56
[INFO] [stdout]                                at /opt/rustwide/workdir/src/blockchain.rs:167:41
[INFO] [stdout]   22:     0x5b627870bb1d - blockchain_demo::blockchain::Blockchain::add_block::hbb49c0dcc8d4ecac
[INFO] [stdout]                                at /opt/rustwide/workdir/src/blockchain.rs:95:14
[INFO] [stdout]   23:     0x5b62786c609f - blockchain_tests::test_blockchain_add_block_and_utxo::h3f211127c8a13443
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/blockchain_tests.rs:32:16
[INFO] [stdout]   24:     0x5b62786c609f - blockchain_tests::test_blockchain_add_block_and_utxo::{{closure}}::h0cbcc49f0bab7d6e
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/blockchain_tests.rs:6:40
[INFO] [stdout]   25:     0x5b62786c609f - core::ops::function::FnOnce::call_once::h15727db87d6f17aa
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5b6278705ceb - core::ops::function::FnOnce::call_once::h2869fb5b0a2b0bdc
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x5b6278705ceb - test::__rust_begin_short_backtrace::h7dd7142bd62fa711
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:648:18
[INFO] [stdout]   28:     0x5b6278704ede - test::run_test_in_process::{{closure}}::h43a753f038d36b3f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:74
[INFO] [stdout]   29:     0x5b6278704ede - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0ca95dd3e12d1e16
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   30:     0x5b6278704ede - std::panicking::catch_unwind::do_call::he308587d70ac34ba
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   31:     0x5b6278704ede - std::panicking::catch_unwind::h30dcba31973e8fb0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   32:     0x5b6278704ede - std::panic::catch_unwind::hfb68364e5621fbee
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x5b6278704ede - test::run_test_in_process::hcdcc2977903b998a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:27
[INFO] [stdout]   34:     0x5b6278704ede - test::run_test::{{closure}}::h544a6550958c5d14
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:592:43
[INFO] [stdout]   35:     0x5b62786c8a54 - test::run_test::{{closure}}::hb172e48ebe2b92c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:622:41
[INFO] [stdout]   36:     0x5b62786c8a54 - std::sys::backtrace::__rust_begin_short_backtrace::h7e79d8706638bea0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   37:     0x5b62786cc42a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc4a275f1e71b8ab0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   38:     0x5b62786cc42a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h01ed0d242df78cfd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   39:     0x5b62786cc42a - std::panicking::catch_unwind::do_call::h052f373fb905fee0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   40:     0x5b62786cc42a - std::panicking::catch_unwind::hb425d20c8ffb09c8
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   41:     0x5b62786cc42a - std::panic::catch_unwind::ha0d5dfbf18fdeda5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   42:     0x5b62786cc42a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbe79182bd37949c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   43:     0x5b62786cc42a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc096c4a06972fde5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x5b6278748497 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h47377e27fb938a26
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   45:     0x5b6278748497 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h72f1fe5d095abf57
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   46:     0x5b6278748497 - std::sys::pal::unix::thread::Thread::new::thread_start::h0a4d8e1b9c0d38cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   47:     0x7a32d83dfaa4 - <unknown>
[INFO] [stdout]   48:     0x7a32d846ca34 - clone
[INFO] [stdout]   49:                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 0.34s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test blockchain_tests`
[INFO] running `Command { std: "docker" "inspect" "0bbbec8b8fdfb6cb17009e9dd52ab3b779f11c2a176022422e8275e5365b6ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bbbec8b8fdfb6cb17009e9dd52ab3b779f11c2a176022422e8275e5365b6ce1", kill_on_drop: false }`
[INFO] [stdout] 0bbbec8b8fdfb6cb17009e9dd52ab3b779f11c2a176022422e8275e5365b6ce1
