[INFO] cloning repository https://github.com/dr460n4ir3/rust_p2p_blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dr460n4ir3/rust_p2p_blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdr460n4ir3%2Frust_p2p_blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdr460n4ir3%2Frust_p2p_blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0236980d3a4fcd90c549b32afc1b9be78b9b53e9
[INFO] checking dr460n4ir3/rust_p2p_blockchain against try#53f0b05ecbcf011a1f77f1c627304e87ebd05801 for pr-154492
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdr460n4ir3%2Frust_p2p_blockchain" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dr460n4ir3/rust_p2p_blockchain
[INFO] finished tweaking git repo https://github.com/dr460n4ir3/rust_p2p_blockchain
[INFO] tweaked toml for git repo https://github.com/dr460n4ir3/rust_p2p_blockchain written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dr460n4ir3/rust_p2p_blockchain on toolchain 53f0b05ecbcf011a1f77f1c627304e87ebd05801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dr460n4ir3/rust_p2p_blockchain 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" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v2.3.0
[INFO] [stderr]   Downloaded tokio v1.38.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24b06c3aa94c77e9943779e9f6ab22d352d5b7b321582f6cf2caafa26fbb66e8
[INFO] running `Command { std: "docker" "start" "-a" "24b06c3aa94c77e9943779e9f6ab22d352d5b7b321582f6cf2caafa26fbb66e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24b06c3aa94c77e9943779e9f6ab22d352d5b7b321582f6cf2caafa26fbb66e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24b06c3aa94c77e9943779e9f6ab22d352d5b7b321582f6cf2caafa26fbb66e8", kill_on_drop: false }`
[INFO] [stdout] 24b06c3aa94c77e9943779e9f6ab22d352d5b7b321582f6cf2caafa26fbb66e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7004ffec0b2446383aa85798ccdf321921162d6a6736d9a98b7dfee8fa07cab1
[INFO] running `Command { std: "docker" "start" "-a" "7004ffec0b2446383aa85798ccdf321921162d6a6736d9a98b7dfee8fa07cab1", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking password-hash v0.4.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking salsa20 v0.10.2
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking scrypt v0.10.0
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]     Checking tokio v1.38.0
[INFO] [stderr]     Checking rust_p2p_blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `sender`, `receiver`, and `amount` are never read
[INFO] [stdout]  --> src/block.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Transaction {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 7 |     pub sender: String,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 8 |     pub receiver: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 9 |     pub amount: u64,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Transaction` has derived impls for the traits `Clone` and `Debug`, but these are 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 `blockchain` is never read
[INFO] [stdout]  --> src/network.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct P2PNode {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 7 |     pub blockchain: Arc<Mutex<Blockchain>>,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sender`, `receiver`, and `amount` are never read
[INFO] [stdout]  --> src/block.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Transaction {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 7 |     pub sender: String,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 8 |     pub receiver: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 9 |     pub amount: u64,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Transaction` has derived impls for the traits `Clone` and `Debug`, but these are 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 `blockchain` is never read
[INFO] [stdout]  --> src/network.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct P2PNode {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 7 |     pub blockchain: Arc<Mutex<Blockchain>>,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.14s
[INFO] running `Command { std: "docker" "inspect" "7004ffec0b2446383aa85798ccdf321921162d6a6736d9a98b7dfee8fa07cab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7004ffec0b2446383aa85798ccdf321921162d6a6736d9a98b7dfee8fa07cab1", kill_on_drop: false }`
[INFO] [stdout] 7004ffec0b2446383aa85798ccdf321921162d6a6736d9a98b7dfee8fa07cab1
