[INFO] cloning repository https://github.com/Blocklechain/blockle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Blocklechain/blockle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlocklechain%2Fblockle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlocklechain%2Fblockle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c143e70bb74c14d5767a384db2fb221c690ac3f6
[INFO] checking Blocklechain/blockle against 0cefa27fe3deee26fc98ee44249406358d9f0d26 for pr-164789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlocklechain%2Fblockle" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Blocklechain/blockle
[INFO] finished tweaking git repo https://github.com/Blocklechain/blockle
[INFO] tweaked toml for git repo https://github.com/Blocklechain/blockle written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Blocklechain/blockle on toolchain 0cefa27fe3deee26fc98ee44249406358d9f0d26
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0cefa27fe3deee26fc98ee44249406358d9f0d26" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Blocklechain/blockle 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" "+0cefa27fe3deee26fc98ee44249406358d9f0d26" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]   Downloaded scrypt v0.11.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f5ab863775659676319b652e3b79fcb37458bf272aeb9ee2f94c3916d69d72da
[INFO] running `Command { std: "docker" "start" "f5ab863775659676319b652e3b79fcb37458bf272aeb9ee2f94c3916d69d72da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5ab863775659676319b652e3b79fcb37458bf272aeb9ee2f94c3916d69d72da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f5ab863775659676319b652e3b79fcb37458bf272aeb9ee2f94c3916d69d72da" "/opt/rustwide/cargo-home/bin/cargo" "+0cefa27fe3deee26fc98ee44249406358d9f0d26" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5ab863775659676319b652e3b79fcb37458bf272aeb9ee2f94c3916d69d72da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f5ab863775659676319b652e3b79fcb37458bf272aeb9ee2f94c3916d69d72da" "/opt/rustwide/cargo-home/bin/cargo" "+0cefa27fe3deee26fc98ee44249406358d9f0d26" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `RpcClient` and `RpcOutcome`
[INFO] [stdout]   --> src/biz.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 | use crate::rpc::{RpcClient, RpcOutcome};
[INFO] [stdout]    |                  ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RpcClient` and `RpcOutcome`
[INFO] [stdout]   --> src/biz.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 | use crate::rpc::{RpcClient, RpcOutcome};
[INFO] [stdout]    |                  ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/explorer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/explorer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/biz.rs:3478:17
[INFO] [stdout]      |
[INFO] [stdout] 3478 |             let mut bump = |m: &mut HashMap<String, u64>, field: &str| {
[INFO] [stdout]      |                 ----^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/biz.rs:3478:17
[INFO] [stdout]      |
[INFO] [stdout] 3478 |             let mut bump = |m: &mut HashMap<String, u64>, field: &str| {
[INFO] [stdout]      |                 ----^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]   --> src/adapters/bitcoin.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | struct AuxWork {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 96 |     height: u64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AuxWork` has a derived impl for the trait `Clone`, but this is 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: fields `height`, `ntime`, and `reward` are never read
[INFO] [stdout]    --> src/adapters/bitcoin.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | struct JobData {
[INFO] [stdout]     |        ------- fields in this struct
[INFO] [stdout] 106 |     height: u64,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     ntime: u32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 114 |     tx_raw: Vec<Vec<u8>>,
[INFO] [stdout] 115 |     reward: u64,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `POB_MIN_CONFIRMATIONS` is never used
[INFO] [stdout]   --> src/biz.rs:36:7
[INFO] [stdout]    |
[INFO] [stdout] 36 | const POB_MIN_CONFIRMATIONS: u64 = 3;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `POB_MAX_VERIFY_ATTEMPTS` is never used
[INFO] [stdout]   --> src/biz.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | const POB_MAX_VERIFY_ATTEMPTS: u32 = 5;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `POB_PENDING_GRACE_SECS` is never used
[INFO] [stdout]   --> src/biz.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 38 | const POB_PENDING_GRACE_SECS: u64 = 600;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `POB_DEFAULT_DAILY_CAP` is never used
[INFO] [stdout]   --> src/biz.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 39 | const POB_DEFAULT_DAILY_CAP: u64 = 300;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sparkline` is never used
[INFO] [stdout]     --> src/biz.rs:2592:4
[INFO] [stdout]      |
[INFO] [stdout] 2592 | fn sparkline(history: &VecDeque<Snapshot>, pick: impl Fn(&Snapshot) -> f64) -> String {
[INFO] [stdout]      |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]   --> src/adapters/bitcoin.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | struct AuxWork {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 96 |     height: u64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AuxWork` has a derived impl for the trait `Clone`, but this is 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: fields `height`, `ntime`, and `reward` are never read
[INFO] [stdout]    --> src/adapters/bitcoin.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | struct JobData {
[INFO] [stdout]     |        ------- fields in this struct
[INFO] [stdout] 106 |     height: u64,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     ntime: u32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 114 |     tx_raw: Vec<Vec<u8>>,
[INFO] [stdout] 115 |     reward: u64,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `POB_MIN_CONFIRMATIONS` is never used
[INFO] [stdout]   --> src/biz.rs:36:7
[INFO] [stdout]    |
[INFO] [stdout] 36 | const POB_MIN_CONFIRMATIONS: u64 = 3;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `POB_MAX_VERIFY_ATTEMPTS` is never used
[INFO] [stdout]   --> src/biz.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | const POB_MAX_VERIFY_ATTEMPTS: u32 = 5;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `POB_PENDING_GRACE_SECS` is never used
[INFO] [stdout]   --> src/biz.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 38 | const POB_PENDING_GRACE_SECS: u64 = 600;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `POB_DEFAULT_DAILY_CAP` is never used
[INFO] [stdout]   --> src/biz.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 39 | const POB_DEFAULT_DAILY_CAP: u64 = 300;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sparkline` is never used
[INFO] [stdout]     --> src/biz.rs:2592:4
[INFO] [stdout]      |
[INFO] [stdout] 2592 | fn sparkline(history: &VecDeque<Snapshot>, pick: impl Fn(&Snapshot) -> f64) -> String {
[INFO] [stdout]      |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `thiserror`
[INFO] [stderr]   --> Cargo.toml:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | thiserror = "1"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `thiserror`
[INFO] [stderr] warning: `blockle` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.30s
[INFO] running `Command { std: "docker" "inspect" "f5ab863775659676319b652e3b79fcb37458bf272aeb9ee2f94c3916d69d72da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5ab863775659676319b652e3b79fcb37458bf272aeb9ee2f94c3916d69d72da", kill_on_drop: false }`
[INFO] [stdout] f5ab863775659676319b652e3b79fcb37458bf272aeb9ee2f94c3916d69d72da
