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[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxmynter%2Fblockchain-shennannigans" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/maxmynter/blockchain-shennannigans
[INFO] finished tweaking git repo https://github.com/maxmynter/blockchain-shennannigans
[INFO] tweaked toml for git repo https://github.com/maxmynter/blockchain-shennannigans written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/maxmynter/blockchain-shennannigans on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
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[INFO] [stderr]    Compiling rustchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `chain_file` and `mining_handle` are never read
[INFO] [stdout]   --> src/api/server.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct AppState<C: Consensus> {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 22 |     pub poll_interval_s: u64,
[INFO] [stdout] 23 |     pub chain_file: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 24 |     pub mining_tx: Sender<MiningCommand>,
[INFO] [stdout] 25 |     pub mining_handle: Option<MiningJoinHandle>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BlockRequest` is never constructed
[INFO] [stdout]   --> src/api/server.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct BlockRequest {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `submit_message_to_mempool`, `remove_node`, `is_valid`, and `load_from_file` are never used
[INFO] [stdout]    --> src/blockchain/chain.rs:56:12
[INFO] [stdout]     |
[INFO] [stdout]  21 | / impl<C> Chain<C>
[INFO] [stdout]  22 | | where
[INFO] [stdout]  23 | |     C: Consensus,
[INFO] [stdout]  24 | |     C::Proof: Serialize + for<'b> Deserialize<'b>,
[INFO] [stdout]     | |__________________________________________________- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  56 |       pub fn submit_message_to_mempool(
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  92 |       pub fn remove_node(&mut self, address: &String) {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  95 |       pub fn is_valid(&self) -> bool {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |       pub fn load_from_file(path: &str) -> std::io::Result<Self> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Shutdown` is never constructed
[INFO] [stdout]   --> src/blockchain/mining.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum MiningCommand {
[INFO] [stdout]    |          ------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 13 |     Shutdown,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `accumulation_time_ms` is never read
[INFO] [stdout]   --> src/blockchain/mining.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct MiningCoordinator<C: Consensus> {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     accumulation_time_ms: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BlockTemplate` is never constructed
[INFO] [stdout]   --> src/frontend/routes.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct BlockTemplate<'a, P: std::fmt::Display> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "30e48c634a8682c8628807a587ddaa171971b5b3afb3d27f255c367512a74cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e48c634a8682c8628807a587ddaa171971b5b3afb3d27f255c367512a74cbc", kill_on_drop: false }`
[INFO] [stdout] 30e48c634a8682c8628807a587ddaa171971b5b3afb3d27f255c367512a74cbc
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7a3a3d151a6d45e5ecf99603d614579adb8d20b194eed6e9adb849a0806c899
[INFO] running `Command { std: "docker" "start" "-a" "e7a3a3d151a6d45e5ecf99603d614579adb8d20b194eed6e9adb849a0806c899", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `chain_file` and `mining_handle` are never read
[INFO] [stdout]   --> src/api/server.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct AppState<C: Consensus> {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 22 |     pub poll_interval_s: u64,
[INFO] [stdout] 23 |     pub chain_file: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 24 |     pub mining_tx: Sender<MiningCommand>,
[INFO] [stdout] 25 |     pub mining_handle: Option<MiningJoinHandle>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BlockRequest` is never constructed
[INFO] [stdout]   --> src/api/server.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct BlockRequest {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `submit_message_to_mempool`, `remove_node`, `is_valid`, and `load_from_file` are never used
[INFO] [stdout]    --> src/blockchain/chain.rs:56:12
[INFO] [stdout]     |
[INFO] [stdout]  21 | / impl<C> Chain<C>
[INFO] [stdout]  22 | | where
[INFO] [stdout]  23 | |     C: Consensus,
[INFO] [stdout]  24 | |     C::Proof: Serialize + for<'b> Deserialize<'b>,
[INFO] [stdout]     | |__________________________________________________- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  56 |       pub fn submit_message_to_mempool(
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  92 |       pub fn remove_node(&mut self, address: &String) {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  95 |       pub fn is_valid(&self) -> bool {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |       pub fn load_from_file(path: &str) -> std::io::Result<Self> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Shutdown` is never constructed
[INFO] [stdout]   --> src/blockchain/mining.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum MiningCommand {
[INFO] [stdout]    |          ------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 13 |     Shutdown,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `accumulation_time_ms` is never read
[INFO] [stdout]   --> src/blockchain/mining.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct MiningCoordinator<C: Consensus> {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     accumulation_time_ms: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BlockTemplate` is never constructed
[INFO] [stdout]   --> src/frontend/routes.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct BlockTemplate<'a, P: std::fmt::Display> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "e7a3a3d151a6d45e5ecf99603d614579adb8d20b194eed6e9adb849a0806c899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a3a3d151a6d45e5ecf99603d614579adb8d20b194eed6e9adb849a0806c899", kill_on_drop: false }`
[INFO] [stdout] e7a3a3d151a6d45e5ecf99603d614579adb8d20b194eed6e9adb849a0806c899
