[INFO] cloning repository https://github.com/martoko/kredit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/martoko/kredit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartoko%2Fkredit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartoko%2Fkredit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc179846004db3370edf4b92af1f95e5cf878071
[INFO] checking martoko/kredit against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartoko%2Fkredit" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/martoko/kredit
[INFO] finished tweaking git repo https://github.com/martoko/kredit
[INFO] tweaked toml for git repo https://github.com/martoko/kredit written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/martoko/kredit on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/martoko/kredit 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c293cd72b9b8634110ab1f1741644bd5d06661b107db6d7a0a0eda9c0d4b0ef4
[INFO] running `Command { std: "docker" "start" "-a" "c293cd72b9b8634110ab1f1741644bd5d06661b107db6d7a0a0eda9c0d4b0ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c293cd72b9b8634110ab1f1741644bd5d06661b107db6d7a0a0eda9c0d4b0ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c293cd72b9b8634110ab1f1741644bd5d06661b107db6d7a0a0eda9c0d4b0ef4", kill_on_drop: false }`
[INFO] [stdout] c293cd72b9b8634110ab1f1741644bd5d06661b107db6d7a0a0eda9c0d4b0ef4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e25c044b51f49506657b381b7ac009346dfc7e7c63bccb78536e104b670c944
[INFO] running `Command { std: "docker" "start" "-a" "2e25c044b51f49506657b381b7ac009346dfc7e7c63bccb78536e104b670c944", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking cpufeatures v0.1.4
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking ed25519 v1.2.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.3
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[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossterm v0.19.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking ctrlc v3.1.9
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking kredit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `thread` and `sender` are never read
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Connection {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 29 |     addr: SocketAddr,
[INFO] [stdout] 30 |     thread: JoinHandle<io::Result<()>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 31 |     sender: Sender<NetworkedMessage>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Connection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/blockchain.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Io(io::Error),
[INFO] [stdout]    |     -- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Io(io::Error),
[INFO] [stdout] 11 +     Io(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/blockchain.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 |     DeserializeBlock(block::DeserializeError),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 13 -     DeserializeBlock(block::DeserializeError),
[INFO] [stdout] 13 +     DeserializeBlock(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/terminal_input.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Crossterm(crossterm::ErrorKind),
[INFO] [stdout]    |     --------- ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PollError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 29 -     Crossterm(crossterm::ErrorKind),
[INFO] [stdout] 29 +     Crossterm(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/networked_message.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Io(io::Error),
[INFO] [stdout]    |     -- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeserializeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 27 -     Io(io::Error),
[INFO] [stdout] 27 +     Io(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/networked_message.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     BlockDeserialize(block::DeserializeError),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeserializeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 29 -     BlockDeserialize(block::DeserializeError),
[INFO] [stdout] 29 +     BlockDeserialize(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/networked_message.rs:30:18
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Ed25519Error(ed25519_dalek::ed25519::Error),
[INFO] [stdout]    |     ------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeserializeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 30 -     Ed25519Error(ed25519_dalek::ed25519::Error),
[INFO] [stdout] 30 +     Ed25519Error(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/networked_message.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 31 |     InvalidSocketAddrType(u8),
[INFO] [stdout]    |     --------------------- ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeserializeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 31 -     InvalidSocketAddrType(u8),
[INFO] [stdout] 31 +     InvalidSocketAddrType(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/networked_message.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     InvalidMessageType(u8),
[INFO] [stdout]    |     ------------------ ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeserializeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 32 -     InvalidMessageType(u8),
[INFO] [stdout] 32 +     InvalidMessageType(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `thread` is never read
[INFO] [stdout]   --> src/networking.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Connection {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 21 |     addr: SocketAddr,
[INFO] [stdout] 22 |     thread: JoinHandle<io::Result<()>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Connection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | /     /// Path to the blockchain database file, if none exists, it will be created
[INFO] [stdout] 94 | |     #[structopt(short, long)]
[INFO] [stdout] 95 | |     blockchain_path: String,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `thread` and `sender` are never read
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Connection {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 29 |     addr: SocketAddr,
[INFO] [stdout] 30 |     thread: JoinHandle<io::Result<()>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 31 |     sender: Sender<NetworkedMessage>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Connection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/blockchain.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Io(io::Error),
[INFO] [stdout]    |     -- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Io(io::Error),
[INFO] [stdout] 11 +     Io(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/blockchain.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 |     DeserializeBlock(block::DeserializeError),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 13 -     DeserializeBlock(block::DeserializeError),
[INFO] [stdout] 13 +     DeserializeBlock(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/terminal_input.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Crossterm(crossterm::ErrorKind),
[INFO] [stdout]    |     --------- ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PollError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 29 -     Crossterm(crossterm::ErrorKind),
[INFO] [stdout] 29 +     Crossterm(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/networked_message.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Io(io::Error),
[INFO] [stdout]    |     -- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeserializeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 27 -     Io(io::Error),
[INFO] [stdout] 27 +     Io(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/networked_message.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     BlockDeserialize(block::DeserializeError),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeserializeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 29 -     BlockDeserialize(block::DeserializeError),
[INFO] [stdout] 29 +     BlockDeserialize(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/networked_message.rs:30:18
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Ed25519Error(ed25519_dalek::ed25519::Error),
[INFO] [stdout]    |     ------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeserializeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 30 -     Ed25519Error(ed25519_dalek::ed25519::Error),
[INFO] [stdout] 30 +     Ed25519Error(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/networked_message.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 31 |     InvalidSocketAddrType(u8),
[INFO] [stdout]    |     --------------------- ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeserializeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 31 -     InvalidSocketAddrType(u8),
[INFO] [stdout] 31 +     InvalidSocketAddrType(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/networked_message.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     InvalidMessageType(u8),
[INFO] [stdout]    |     ------------------ ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeserializeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 32 -     InvalidMessageType(u8),
[INFO] [stdout] 32 +     InvalidMessageType(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `thread` is never read
[INFO] [stdout]   --> src/networking.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Connection {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 21 |     addr: SocketAddr,
[INFO] [stdout] 22 |     thread: JoinHandle<io::Result<()>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Connection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | /     /// Path to the blockchain database file, if none exists, it will be created
[INFO] [stdout] 94 | |     #[structopt(short, long)]
[INFO] [stdout] 95 | |     blockchain_path: String,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kredit` (bin "kredit" test) due to 1 previous error; 10 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `kredit` (bin "kredit") due to 1 previous error; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2e25c044b51f49506657b381b7ac009346dfc7e7c63bccb78536e104b670c944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e25c044b51f49506657b381b7ac009346dfc7e7c63bccb78536e104b670c944", kill_on_drop: false }`
[INFO] [stdout] 2e25c044b51f49506657b381b7ac009346dfc7e7c63bccb78536e104b670c944
