[INFO] cloning repository https://github.com/eatbreads/bitcoin_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eatbreads/bitcoin_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Featbreads%2Fbitcoin_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Featbreads%2Fbitcoin_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca479b02aca3505d423aeb132d91e1dce439537b
[INFO] testing eatbreads/bitcoin_demo against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Featbreads%2Fbitcoin_demo" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eatbreads/bitcoin_demo
[INFO] finished tweaking git repo https://github.com/eatbreads/bitcoin_demo
[INFO] tweaked toml for git repo https://github.com/eatbreads/bitcoin_demo written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eatbreads/bitcoin_demo on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eatbreads/bitcoin_demo 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 611d3ef09a58f38e7521b1982b3f51956e21418f1e53bd010ef8a7edb3964dd2
[INFO] running `Command { std: "docker" "start" "-a" "611d3ef09a58f38e7521b1982b3f51956e21418f1e53bd010ef8a7edb3964dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "611d3ef09a58f38e7521b1982b3f51956e21418f1e53bd010ef8a7edb3964dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611d3ef09a58f38e7521b1982b3f51956e21418f1e53bd010ef8a7edb3964dd2", kill_on_drop: false }`
[INFO] [stdout] 611d3ef09a58f38e7521b1982b3f51956e21418f1e53bd010ef8a7edb3964dd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59930777362b6a3e9dec8e46ecb18894879238b70eefc7e40f89bb44aaab2bc5
[INFO] running `Command { std: "docker" "start" "-a" "59930777362b6a3e9dec8e46ecb18894879238b70eefc7e40f89bb44aaab2bc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bitcoin_hashes v0.7.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling clap v2.33.4
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling merkle-cbt v0.2.2
[INFO] [stderr]    Compiling sled v0.34.7
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling bitcoincash-addr v0.5.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `balance`
[INFO] [stdout]   --> src/cli.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 let balance = cmd_get_balance(address)?;
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 let _balance = cmd_get_balance(address)?;
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `VERSION`
[INFO] [stdout]    |
[INFO] [stdout] 66 -                 let balance = cmd_get_balance(address)?;
[INFO] [stdout] 66 +                 let server::VERSION = cmd_get_balance(address)?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/cli.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let count = cmd_reindex()?;
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let _count = cmd_reindex()?;
[INFO] [stdout]    |                 +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `_`
[INFO] [stdout]    |
[INFO] [stdout] 74 -             let count = cmd_reindex()?;
[INFO] [stdout] 74 +             let wallets::_ = cmd_reindex()?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `count_transactions` is never used
[INFO] [stdout]   --> src/utxoset.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl UTXOSet {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn count_transactions(&self) -> Result<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `send_transaction` is never used
[INFO] [stdout]    --> src/server.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout]  83 | impl Server {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 135 |     pub fn send_transaction(tx: &Transaction, utxoset: UTXOSet) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/blockchain.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn iter(&self) -> BlockchainIterator {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn iter(&self) -> BlockchainIterator<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.81s
[INFO] running `Command { std: "docker" "inspect" "59930777362b6a3e9dec8e46ecb18894879238b70eefc7e40f89bb44aaab2bc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59930777362b6a3e9dec8e46ecb18894879238b70eefc7e40f89bb44aaab2bc5", kill_on_drop: false }`
[INFO] [stdout] 59930777362b6a3e9dec8e46ecb18894879238b70eefc7e40f89bb44aaab2bc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 975e62d3386bcbddf7a81e6e54ffb07f56d25afe12c40b71e932278b804ad524
[INFO] running `Command { std: "docker" "start" "-a" "975e62d3386bcbddf7a81e6e54ffb07f56d25afe12c40b71e932278b804ad524", kill_on_drop: false }`
[INFO] [stderr]    Compiling blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `balance`
[INFO] [stdout]   --> src/cli.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 let balance = cmd_get_balance(address)?;
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 let _balance = cmd_get_balance(address)?;
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `VERSION`
[INFO] [stdout]    |
[INFO] [stdout] 66 -                 let balance = cmd_get_balance(address)?;
[INFO] [stdout] 66 +                 let server::VERSION = cmd_get_balance(address)?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/cli.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let count = cmd_reindex()?;
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let _count = cmd_reindex()?;
[INFO] [stdout]    |                 +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `_`
[INFO] [stdout]    |
[INFO] [stdout] 74 -             let count = cmd_reindex()?;
[INFO] [stdout] 74 +             let wallets::_ = cmd_reindex()?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `count_transactions` is never used
[INFO] [stdout]   --> src/utxoset.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl UTXOSet {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn count_transactions(&self) -> Result<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `send_transaction` is never used
[INFO] [stdout]    --> src/server.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout]  83 | impl Server {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 135 |     pub fn send_transaction(tx: &Transaction, utxoset: UTXOSet) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/blockchain.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn iter(&self) -> BlockchainIterator {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn iter(&self) -> BlockchainIterator<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `Command { std: "docker" "inspect" "975e62d3386bcbddf7a81e6e54ffb07f56d25afe12c40b71e932278b804ad524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "975e62d3386bcbddf7a81e6e54ffb07f56d25afe12c40b71e932278b804ad524", kill_on_drop: false }`
[INFO] [stdout] 975e62d3386bcbddf7a81e6e54ffb07f56d25afe12c40b71e932278b804ad524
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ddc7a5a457b8d23bdd1857a1742022da965ba383433055aa53b1c022479076c
[INFO] running `Command { std: "docker" "start" "-a" "6ddc7a5a457b8d23bdd1857a1742022da965ba383433055aa53b1c022479076c", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `balance`
[INFO] [stderr]   --> src/cli.rs:66:21
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 let balance = cmd_get_balance(address)?;
[INFO] [stderr]    |                     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 let _balance = cmd_get_balance(address)?;
[INFO] [stderr]    |                     +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `VERSION`
[INFO] [stderr]    |
[INFO] [stderr] 66 -                 let balance = cmd_get_balance(address)?;
[INFO] [stderr] 66 +                 let server::VERSION = cmd_get_balance(address)?;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]   --> src/cli.rs:74:17
[INFO] [stderr]    |
[INFO] [stderr] 74 |             let count = cmd_reindex()?;
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 74 |             let _count = cmd_reindex()?;
[INFO] [stderr]    |                 +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `_`
[INFO] [stderr]    |
[INFO] [stderr] 74 -             let count = cmd_reindex()?;
[INFO] [stderr] 74 +             let wallets::_ = cmd_reindex()?;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: method `count_transactions` is never used
[INFO] [stderr]   --> src/utxoset.rs:68:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl UTXOSet {
[INFO] [stderr]    | ------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 68 |     pub fn count_transactions(&self) -> Result<i32> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `send_transaction` is never used
[INFO] [stderr]    --> src/server.rs:135:12
[INFO] [stderr]     |
[INFO] [stderr]  83 | impl Server {
[INFO] [stderr]     | ----------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 135 |     pub fn send_transaction(tx: &Transaction, utxoset: UTXOSet) -> Result<()> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/blockchain.rs:84:17
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn iter(&self) -> BlockchainIterator {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn iter(&self) -> BlockchainIterator<'_> {
[INFO] [stderr]    |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `blockchain` (bin "blockchain" test) generated 5 warnings (run `cargo fix --bin "blockchain" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/blockchain-af9712879e4bbbc3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test server::test::test_cmd ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- server::test::test_cmd stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'server::test::test_cmd' (25) panicked at src/server.rs:554:37:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] 
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/backtrace/internal.rs:46:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/backtrace/mod.rs:121:35
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/error/error_impl.rs:19:17
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/error/mod.rs:36:18
[INFO] [stdout]    4: <core::result::Result<T,F> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible,E>>>::from_residual
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:2177:27
[INFO] [stdout]    5: blockchain::wallets::Wallets::new
[INFO] [stdout]              at /opt/rustwide/workdir/src/wallets.rs:66:18
[INFO] [stdout]    6: blockchain::server::test::test_cmd
[INFO] [stdout]              at /opt/rustwide/workdir/src/server.rs:554:22
[INFO] [stdout]    7: blockchain::server::test::test_cmd::{{closure}}
[INFO] [stdout]              at /opt/rustwide/workdir/src/server.rs:553:18
[INFO] [stdout]    8: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]    9: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]       test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   10: test::run_test_in_process::{{closure}}
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]       std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]       std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]       test::run_test_in_process
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]       test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   11: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]       std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   12: std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]       std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]       std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]       std::thread::Builder::spawn_unchecked_::{{closure}}
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   13: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]       std::sys::thread::unix::Thread::new::thread_start
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   14: <unknown>
[INFO] [stdout]   15: clone
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x654de95eb5c2 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x654de95eb5c2 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x654de95eb5c2 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x654de95eb5c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x654de95fccef - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x654de95fccef - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x654de95b6931 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x654de95b6931 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x654de95c3752 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x654de95c89ff - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x654de95c8891 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x654de928c09e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x654de928c09e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x654de95c90bf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x654de95c90bf - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x654de95c8f1a - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x654de95c3889 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x654de95aa6ad - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x654de9605930 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x654de9604b66 - core::result::unwrap_failed::hdde076be853d034f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x654de9259182 - core::result::Result<T,E>::unwrap::hf73b3cd3f198f216
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1226:23
[INFO] [stdout]   21:     0x654de9259182 - blockchain::server::test::test_cmd::h0f2c93719e8c13a3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/server.rs:554:37
[INFO] [stdout]   22:     0x654de9259c17 - blockchain::server::test::test_cmd::{{closure}}::h94214d61c2278d1d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/server.rs:553:18
[INFO] [stdout]   23:     0x654de924b776 - core::ops::function::FnOnce::call_once::hf2d1f86bc3f804cf
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x654de928be5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x654de928be5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x654de92a1ac5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x654de92a1ac5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x654de92a1ac5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x654de92a1ac5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x654de92a1ac5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x654de92a1ac5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x654de92a1ac5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x654de92782b4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x654de92782b4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x654de927bb7a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x654de927bb7a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x654de927bb7a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x654de927bb7a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x654de927bb7a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x654de927bb7a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x654de927bb7a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x654de95be9ef - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x654de95be9ef - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x7cf13fa6caa4 - <unknown>
[INFO] [stdout]   45:     0x7cf13faf9a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     server::test::test_cmd
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin blockchain`
[INFO] running `Command { std: "docker" "inspect" "6ddc7a5a457b8d23bdd1857a1742022da965ba383433055aa53b1c022479076c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddc7a5a457b8d23bdd1857a1742022da965ba383433055aa53b1c022479076c", kill_on_drop: false }`
[INFO] [stdout] 6ddc7a5a457b8d23bdd1857a1742022da965ba383433055aa53b1c022479076c
