[INFO] cloning repository https://github.com/crashlabs-io/sleepyseal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crashlabs-io/sleepyseal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrashlabs-io%2Fsleepyseal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrashlabs-io%2Fsleepyseal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 599057efdcf2466360e075fb79e613dbf4ac89ec
[INFO] checking crashlabs-io/sleepyseal against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrashlabs-io%2Fsleepyseal" "/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/crashlabs-io/sleepyseal on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/crashlabs-io/sleepyseal
[INFO] finished tweaking git repo https://github.com/crashlabs-io/sleepyseal
[INFO] tweaked toml for git repo https://github.com/crashlabs-io/sleepyseal written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/crashlabs-io/sleepyseal 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded serde-big-array v0.3.2
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[INFO] running `Command { std: "docker" "start" "-a" "af013e00ad02be610e447fdc6ecf2cfb263def3d78e8a9025b6c38defaecfb71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af013e00ad02be610e447fdc6ecf2cfb263def3d78e8a9025b6c38defaecfb71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af013e00ad02be610e447fdc6ecf2cfb263def3d78e8a9025b6c38defaecfb71", kill_on_drop: false }`
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[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfcc0af99748c5274c178d7a3c06303f90e6456ac239e09279909688cd8bfa54
[INFO] running `Command { std: "docker" "start" "-a" "bfcc0af99748c5274c178d7a3c06303f90e6456ac239e09279909688cd8bfa54", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `AsyncReadExt`, `AsyncWriteExt`
[INFO] [stdout]  --> src/net.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncRead`, `AsyncWrite`
[INFO] [stdout]    --> src/net.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 | use tokio::io::{AsyncRead, AsyncWrite};
[INFO] [stdout]     |                 ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `failure::Error`
[INFO] [stdout]    --> src/net.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 | use failure::Error;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncReadExt`, `AsyncWriteExt`
[INFO] [stdout]  --> src/net.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncRead`, `AsyncWrite`
[INFO] [stdout]    --> src/net.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 | use tokio::io::{AsyncRead, AsyncWrite};
[INFO] [stdout]     |                 ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `failure::Error`
[INFO] [stdout]    --> src/net.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 | use failure::Error;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/net.rs:203:14
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let (mut socket, _) = listener.accept().await?;
[INFO] [stdout]     |              ----^^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/net.rs:203:14
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let (mut socket, _) = listener.accept().await?;
[INFO] [stdout]     |              ----^^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mempool.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let mut account = self.client_accounts.get_mut(&tx.client_origin).unwrap();
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/messages.rs:84:27
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 .filter(|(a, b)| b.aggregate_signature.is_some())
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/net.rs:137:23
[INFO] [stdout]     |
[INFO] [stdout] 137 |             .map_err(|e| XError::GenericError)?
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/net.rs:139:23
[INFO] [stdout]     |
[INFO] [stdout] 139 |             .map_err(|e| XError::GenericError)?;
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/net.rs:161:54
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let summary = instance_state.lock().map_err(|e| XError::GenericError)?.current_round_data.summary();
[INFO] [stdout]     |                                                      ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mempool.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let mut account = self.client_accounts.get_mut(&tx.client_origin).unwrap();
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/messages.rs:84:27
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 .filter(|(a, b)| b.aggregate_signature.is_some())
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_open` is never read
[INFO] [stdout]   --> src/driver.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DriverCore {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     is_open: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `instance` is never read
[INFO] [stdout]   --> src/mempool.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct PendingTransaction {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] 26 |     instance: InstanceID,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main_server` is never used
[INFO] [stdout]    --> src/net.rs:198:10
[INFO] [stdout]     |
[INFO] [stdout] 198 | async fn main_server(address: &str) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/net.rs:137:23
[INFO] [stdout]     |
[INFO] [stdout] 137 |             .map_err(|e| XError::GenericError)?
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/net.rs:139:23
[INFO] [stdout]     |
[INFO] [stdout] 139 |             .map_err(|e| XError::GenericError)?;
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/net.rs:161:54
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let summary = instance_state.lock().map_err(|e| XError::GenericError)?.current_round_data.summary();
[INFO] [stdout]     |                                                      ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mempool`
[INFO] [stdout]    --> src/net.rs:284:14
[INFO] [stdout]     |
[INFO] [stdout] 284 |         let (mempool, _state) = db
[INFO] [stdout]     |              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mempool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_open` is never read
[INFO] [stdout]   --> src/driver.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DriverCore {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     is_open: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `instance` is never read
[INFO] [stdout]   --> src/mempool.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct PendingTransaction {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] 26 |     instance: InstanceID,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main_server` is never used
[INFO] [stdout]    --> src/net.rs:198:10
[INFO] [stdout]     |
[INFO] [stdout] 198 | async fn main_server(address: &str) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.84s
[INFO] running `Command { std: "docker" "inspect" "bfcc0af99748c5274c178d7a3c06303f90e6456ac239e09279909688cd8bfa54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfcc0af99748c5274c178d7a3c06303f90e6456ac239e09279909688cd8bfa54", kill_on_drop: false }`
[INFO] [stdout] bfcc0af99748c5274c178d7a3c06303f90e6456ac239e09279909688cd8bfa54
