[INFO] fetching crate qudag-exchange-standalone-cli 0.3.1...
[INFO] checking qudag-exchange-standalone-cli-0.3.1 against master#518b428304e0008859cb1fd81d1ac20efb2a064a for pr-138961-1
[INFO] extracting crate qudag-exchange-standalone-cli 0.3.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate qudag-exchange-standalone-cli 0.3.1
[INFO] finished tweaking crates.io crate qudag-exchange-standalone-cli 0.3.1
[INFO] tweaked toml for crates.io crate qudag-exchange-standalone-cli 0.3.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate qudag-exchange-standalone-cli 0.3.1 on toolchain 518b428304e0008859cb1fd81d1ac20efb2a064a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qudag-exchange-standalone-cli 0.3.1 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" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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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_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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63abf4cc87012367167d0876da1b0b8fe6807a63c82b02d2391ea11d6610d730
[INFO] running `Command { std: "docker" "start" "-a" "63abf4cc87012367167d0876da1b0b8fe6807a63c82b02d2391ea11d6610d730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63abf4cc87012367167d0876da1b0b8fe6807a63c82b02d2391ea11d6610d730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63abf4cc87012367167d0876da1b0b8fe6807a63c82b02d2391ea11d6610d730", 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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d96c777568d8405737c9ecd3941008f02235260329765450dc82cbe805e0497c
[INFO] running `Command { std: "docker" "start" "-a" "d96c777568d8405737c9ecd3941008f02235260329765450dc82cbe805e0497c", kill_on_drop: false }`
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[INFO] [stderr]     Checking qudag-exchange-standalone-cli v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:284:17
[INFO] [stdout]     |
[INFO] [stdout] 284 |             let mut config = ExchangeConfigBuilder::new()
[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/main.rs:284:17
[INFO] [stdout]     |
[INFO] [stdout] 284 |             let mut config = ExchangeConfigBuilder::new()
[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: unused variable: `config`
[INFO] [stdout]    --> src/main.rs:284:17
[INFO] [stdout]     |
[INFO] [stdout] 284 |             let mut config = ExchangeConfigBuilder::new()
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `contributor_info`
[INFO] [stdout]    --> src/main.rs:456:17
[INFO] [stdout]     |
[INFO] [stdout] 456 |             let contributor_info = ContributorInfo {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contributor_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/main.rs:284:17
[INFO] [stdout]     |
[INFO] [stdout] 284 |             let mut config = ExchangeConfigBuilder::new()
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `contributor_info`
[INFO] [stdout]    --> src/main.rs:456:17
[INFO] [stdout]     |
[INFO] [stdout] 456 |             let contributor_info = ContributorInfo {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contributor_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.57s
[INFO] running `Command { std: "docker" "inspect" "d96c777568d8405737c9ecd3941008f02235260329765450dc82cbe805e0497c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96c777568d8405737c9ecd3941008f02235260329765450dc82cbe805e0497c", kill_on_drop: false }`
[INFO] [stdout] d96c777568d8405737c9ecd3941008f02235260329765450dc82cbe805e0497c
