[INFO] cloning repository https://github.com/vickyone0/rust-blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vickyone0/rust-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvickyone0%2Frust-blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvickyone0%2Frust-blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e964a8289fb12495a646654497fb5033a17344e5
[INFO] checking vickyone0/rust-blockchain against master#8f21a5c92ea55c348c275a1bc4fedbdf181e0d64 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvickyone0%2Frust-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] started tweaking git repo https://github.com/vickyone0/rust-blockchain
[INFO] finished tweaking git repo https://github.com/vickyone0/rust-blockchain
[INFO] tweaked toml for git repo https://github.com/vickyone0/rust-blockchain written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vickyone0/rust-blockchain on toolchain 8f21a5c92ea55c348c275a1bc4fedbdf181e0d64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vickyone0/rust-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" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "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] 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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd74023e55e97aac38466854bd5f35232e583047cc2ac2d41da6f8d4cab6be86
[INFO] running `Command { std: "docker" "start" "-a" "fd74023e55e97aac38466854bd5f35232e583047cc2ac2d41da6f8d4cab6be86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd74023e55e97aac38466854bd5f35232e583047cc2ac2d41da6f8d4cab6be86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd74023e55e97aac38466854bd5f35232e583047cc2ac2d41da6f8d4cab6be86", kill_on_drop: false }`
[INFO] [stdout] fd74023e55e97aac38466854bd5f35232e583047cc2ac2d41da6f8d4cab6be86
[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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32ca9bd442d749346aab6466609f891c42dcf09a4838291a054d2abcf0eef109
[INFO] running `Command { std: "docker" "start" "-a" "32ca9bd442d749346aab6466609f891c42dcf09a4838291a054d2abcf0eef109", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
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[INFO] [stderr]     Checking memchr v2.7.4
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[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking log v0.4.22
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking instant v0.1.13
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[INFO] [stderr]    Compiling serde_derive v1.0.209
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[INFO] [stderr]     Checking difference v2.0.0
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[INFO] [stderr]     Checking bs58 v0.4.0
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[INFO] [stderr]     Checking predicates v1.0.8
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[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rust-blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Wallet`
[INFO] [stdout]  --> src/transaction.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{base58_decode, Wallet, Blockchain, UTXOSet, Wallets};
[INFO] [stdout]   |                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blockchain`
[INFO] [stdout]   --> src/server.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let blockchain = self.blockchain.clone();
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_blockchain`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/server.rs:58:20
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 Ok(stream) => {
[INFO] [stdout]    |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/server.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 Err(e) => {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TRANSACTION_THRESHOLD` is never used
[INFO] [stdout]   --> src/server.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub const TRANSACTION_THRESHOLD: usize = 2;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GLOBAL_MEMORY_POOL` is never used
[INFO] [stdout]   --> src/server.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | static GLOBAL_MEMORY_POOL: Lazy<MemoryPool> = Lazy::new(|| MemoryPool::new());
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GLOBAL_BLOCKS_IN_TRANSIT` is never used
[INFO] [stdout]   --> src/server.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | static GLOBAL_BLOCKS_IN_TRANSIT: Lazy<BlockInTransit> = Lazy::new(|| BlockInTransit::new());
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_get_data` is never used
[INFO] [stdout]    --> src/server.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn send_get_data(addr: &str, op_type: OpType, id: &[u8]) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_inv` is never used
[INFO] [stdout]    --> src/server.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn send_inv(addr: &str, op_type: OpType, blocks: &[Vec<u8>]) {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_block` is never used
[INFO] [stdout]    --> src/server.rs:131:4
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn send_block(addr: &str, block: &Block) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_get_blocks` is never used
[INFO] [stdout]    --> src/server.rs:168:4
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn send_get_blocks(addr: &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serve` is never used
[INFO] [stdout]    --> src/server.rs:179:4
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn serve(blockchain: Blockchain, stream: TcpStream) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stdout] warning: unused import: `Wallet`
[INFO] [stdout]  --> src/transaction.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{base58_decode, Wallet, Blockchain, UTXOSet, Wallets};
[INFO] [stdout]   |                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blockchain`
[INFO] [stdout]   --> src/server.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let blockchain = self.blockchain.clone();
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_blockchain`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/server.rs:58:20
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 Ok(stream) => {
[INFO] [stdout]    |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/server.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 Err(e) => {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TRANSACTION_THRESHOLD` is never used
[INFO] [stdout]   --> src/server.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub const TRANSACTION_THRESHOLD: usize = 2;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GLOBAL_MEMORY_POOL` is never used
[INFO] [stdout]   --> src/server.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | static GLOBAL_MEMORY_POOL: Lazy<MemoryPool> = Lazy::new(|| MemoryPool::new());
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GLOBAL_BLOCKS_IN_TRANSIT` is never used
[INFO] [stdout]   --> src/server.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | static GLOBAL_BLOCKS_IN_TRANSIT: Lazy<BlockInTransit> = Lazy::new(|| BlockInTransit::new());
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_get_data` is never used
[INFO] [stdout]    --> src/server.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn send_get_data(addr: &str, op_type: OpType, id: &[u8]) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_inv` is never used
[INFO] [stdout]    --> src/server.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn send_inv(addr: &str, op_type: OpType, blocks: &[Vec<u8>]) {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_block` is never used
[INFO] [stdout]    --> src/server.rs:131:4
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn send_block(addr: &str, block: &Block) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_get_blocks` is never used
[INFO] [stdout]    --> src/server.rs:168:4
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn send_get_blocks(addr: &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serve` is never used
[INFO] [stdout]    --> src/server.rs:179:4
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn serve(blockchain: Blockchain, stream: TcpStream) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.25s
[INFO] running `Command { std: "docker" "inspect" "32ca9bd442d749346aab6466609f891c42dcf09a4838291a054d2abcf0eef109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ca9bd442d749346aab6466609f891c42dcf09a4838291a054d2abcf0eef109", kill_on_drop: false }`
[INFO] [stdout] 32ca9bd442d749346aab6466609f891c42dcf09a4838291a054d2abcf0eef109
