[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 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Featbreads%2Fbitcoin_demo" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/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-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eatbreads/bitcoin_demo on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gcc v0.3.55
[INFO] [stderr]   Downloaded windows-strings v0.4.0
[INFO] [stderr]   Downloaded iana-time-zone v0.1.63
[INFO] [stderr]   Downloaded windows-core v0.61.0
[INFO] [stderr]   Downloaded merkle-cbt v0.2.2
[INFO] [stderr]   Downloaded bitcoincash-addr v0.5.2
[INFO] [stderr]   Downloaded windows-result v0.3.2
[INFO] [stderr]   Downloaded bitcoin_hashes v0.7.6
[INFO] [stderr]   Downloaded rustc-serialize v0.3.25
[INFO] [stderr]   Downloaded cc v1.2.20
[INFO] [stderr]   Downloaded clap v2.33.4
[INFO] [stderr]   Downloaded sled v0.34.7
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4edba663ae38d6fc282025201d717a6f2ea29e25b7f33a2cb55eaf73534606a
[INFO] running `Command { std: "docker" "start" "-a" "c4edba663ae38d6fc282025201d717a6f2ea29e25b7f33a2cb55eaf73534606a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4edba663ae38d6fc282025201d717a6f2ea29e25b7f33a2cb55eaf73534606a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4edba663ae38d6fc282025201d717a6f2ea29e25b7f33a2cb55eaf73534606a", kill_on_drop: false }`
[INFO] [stdout] c4edba663ae38d6fc282025201d717a6f2ea29e25b7f33a2cb55eaf73534606a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 749b87e7669dafc80696f1ac5803da1450c72f5c801e69b24b70ad45205d6000
[INFO] running `Command { std: "docker" "start" "-a" "749b87e7669dafc80696f1ac5803da1450c72f5c801e69b24b70ad45205d6000", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bitcoin_hashes v0.7.6
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling merkle-cbt v0.2.2
[INFO] [stderr]    Compiling clap v2.33.4
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling sled v0.34.7
[INFO] [stderr]    Compiling bitcoincash-addr v0.5.2
[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]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_balance`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[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 1m 10s
[INFO] running `Command { std: "docker" "inspect" "749b87e7669dafc80696f1ac5803da1450c72f5c801e69b24b70ad45205d6000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "749b87e7669dafc80696f1ac5803da1450c72f5c801e69b24b70ad45205d6000", kill_on_drop: false }`
[INFO] [stdout] 749b87e7669dafc80696f1ac5803da1450c72f5c801e69b24b70ad45205d6000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3938fac4cd7beb4b19f5a0ad67d5e99f8a3d89a6012818b9e9cf74d82d411a12
[INFO] running `Command { std: "docker" "start" "-a" "3938fac4cd7beb4b19f5a0ad67d5e99f8a3d89a6012818b9e9cf74d82d411a12", 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]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_balance`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[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 2.39s
[INFO] running `Command { std: "docker" "inspect" "3938fac4cd7beb4b19f5a0ad67d5e99f8a3d89a6012818b9e9cf74d82d411a12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3938fac4cd7beb4b19f5a0ad67d5e99f8a3d89a6012818b9e9cf74d82d411a12", kill_on_drop: false }`
[INFO] [stdout] 3938fac4cd7beb4b19f5a0ad67d5e99f8a3d89a6012818b9e9cf74d82d411a12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] de5173614da5c0269aceadb6e47bdc2de0060774cbfdb58598f241ea5fadee0d
[INFO] running `Command { std: "docker" "start" "-a" "de5173614da5c0269aceadb6e47bdc2de0060774cbfdb58598f241ea5fadee0d", 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]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_balance`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[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" -p 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-ade4a6418dab6c82)
[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' (17) 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/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:2189:27
[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/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]    9: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]       test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   10: test::run_test_in_process::{{closure}}
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/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/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]       std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]       std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]       test::run_test_in_process
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]       test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   11: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]       std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   12: std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]       std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]       std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]       std::thread::lifecycle::spawn_unchecked::{{closure}}
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/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/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]       std::sys::thread::unix::Thread::new::thread_start
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   14: <unknown>
[INFO] [stdout]   15: clone
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5818baab7792 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5818baab7792 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5818baab7792 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x5818baab7792 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x5818baac8a37 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5818baac8a37 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x5818baa843c6 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5818baa843c6 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5818baa95ec9 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x5818baa95ec9 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5818baa95d61 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5818ba781ace - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5818ba781ace - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5818baa96142 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5818baa96142 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5818baa95f88 - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5818baa90d99 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x5818baa78a2d - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5818baad10ac - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5818baad0542 - core::result::unwrap_failed::h23873bb39ca9a844
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5818ba748832 - core::result::Result<T,E>::unwrap::haf1917a2f14d2fef
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5818ba748832 - blockchain::server::test::test_cmd::hb76fdd44e9ec4994
[INFO] [stdout]                                at /opt/rustwide/workdir/src/server.rs:554:37
[INFO] [stdout]   22:     0x5818ba749327 - blockchain::server::test::test_cmd::{{closure}}::h7ee6654d4add28a9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/server.rs:553:18
[INFO] [stdout]   23:     0x5818ba74b5f6 - core::ops::function::FnOnce::call_once::hf8a3aadb05ae48ce
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5818ba7818fb - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5818ba7818fb - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5818ba79528a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5818ba79528a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5818ba79528a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5818ba79528a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5818ba79528a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5818ba79528a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5818ba79528a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5818ba76f524 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5818ba76f524 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   35:     0x5818ba772e52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   36:     0x5818ba772e52 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5818ba772e52 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5818ba772e52 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5818ba772e52 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5818ba772e52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   41:     0x5818ba772e52 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5818baa8c41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5818baa8c41f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x7658cc65caa4 - <unknown>
[INFO] [stdout]   45:     0x7658cc6e9a64 - 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 0.70s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin blockchain`
[INFO] running `Command { std: "docker" "inspect" "de5173614da5c0269aceadb6e47bdc2de0060774cbfdb58598f241ea5fadee0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de5173614da5c0269aceadb6e47bdc2de0060774cbfdb58598f241ea5fadee0d", kill_on_drop: false }`
[INFO] [stdout] de5173614da5c0269aceadb6e47bdc2de0060774cbfdb58598f241ea5fadee0d
