[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] testing dr460n4ir3/rust_p2p_blockchain against 1.83.0 for beta-1.84.0-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdr460n4ir3%2Frust_p2p_blockchain" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dr460n4ir3/rust_p2p_blockchain on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7-tc1/source/Cargo.toml
[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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec7b8af989aa4cc2b1b495aae38e7f8c5b3f2ea5a5c6cdd20e2d80ce87065572
[INFO] running `Command { std: "docker" "start" "-a" "ec7b8af989aa4cc2b1b495aae38e7f8c5b3f2ea5a5c6cdd20e2d80ce87065572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec7b8af989aa4cc2b1b495aae38e7f8c5b3f2ea5a5c6cdd20e2d80ce87065572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec7b8af989aa4cc2b1b495aae38e7f8c5b3f2ea5a5c6cdd20e2d80ce87065572", kill_on_drop: false }`
[INFO] [stdout] ec7b8af989aa4cc2b1b495aae38e7f8c5b3f2ea5a5c6cdd20e2d80ce87065572
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8744666ce21b18f9008ac26c8b5b31551cd1dafbaffc62e79cc609b2b47b9e29
[INFO] running `Command { std: "docker" "start" "-a" "8744666ce21b18f9008ac26c8b5b31551cd1dafbaffc62e79cc609b2b47b9e29", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling password-hash v0.4.2
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling pbkdf2 v0.11.0
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling salsa20 v0.10.2
[INFO] [stderr]    Compiling scrypt v0.10.0
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling tokio v1.38.0
[INFO] [stderr]    Compiling 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)]` 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 20.31s
[INFO] running `Command { std: "docker" "inspect" "8744666ce21b18f9008ac26c8b5b31551cd1dafbaffc62e79cc609b2b47b9e29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8744666ce21b18f9008ac26c8b5b31551cd1dafbaffc62e79cc609b2b47b9e29", kill_on_drop: false }`
[INFO] [stdout] 8744666ce21b18f9008ac26c8b5b31551cd1dafbaffc62e79cc609b2b47b9e29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ee21f432ea459c6657e0a7e6870cd66bcafaa6b2c081d4fc717d97b9f511ce1
[INFO] running `Command { std: "docker" "start" "-a" "0ee21f432ea459c6657e0a7e6870cd66bcafaa6b2c081d4fc717d97b9f511ce1", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` 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 `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "0ee21f432ea459c6657e0a7e6870cd66bcafaa6b2c081d4fc717d97b9f511ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ee21f432ea459c6657e0a7e6870cd66bcafaa6b2c081d4fc717d97b9f511ce1", kill_on_drop: false }`
[INFO] [stdout] 0ee21f432ea459c6657e0a7e6870cd66bcafaa6b2c081d4fc717d97b9f511ce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a34db8a36f17fe6580869c7f628398965c713490ed7b243a6e175f59f8bcacfd
[INFO] running `Command { std: "docker" "start" "-a" "a34db8a36f17fe6580869c7f628398965c713490ed7b243a6e175f59f8bcacfd", kill_on_drop: false }`
[INFO] [stderr] warning: fields `sender`, `receiver`, and `amount` are never read
[INFO] [stderr]  --> src/block.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Transaction {
[INFO] [stderr]   |            ----------- fields in this struct
[INFO] [stderr] 7 |     pub sender: String,
[INFO] [stderr]   |         ^^^^^^
[INFO] [stderr] 8 |     pub receiver: String,
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr] 9 |     pub amount: u64,
[INFO] [stderr]   |         ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Transaction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `blockchain` is never read
[INFO] [stderr]  --> src/network.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct P2PNode {
[INFO] [stderr]   |            ------- field in this struct
[INFO] [stderr] 7 |     pub blockchain: Arc<Mutex<Blockchain>>,
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_p2p_blockchain` (bin "rust_p2p_blockchain" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_p2p_blockchain-5942fe1753334ee3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a34db8a36f17fe6580869c7f628398965c713490ed7b243a6e175f59f8bcacfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a34db8a36f17fe6580869c7f628398965c713490ed7b243a6e175f59f8bcacfd", kill_on_drop: false }`
[INFO] [stdout] a34db8a36f17fe6580869c7f628398965c713490ed7b243a6e175f59f8bcacfd