[INFO] fetching crate qudag-exchange-standalone-cli 0.3.1...
[INFO] checking qudag-exchange-standalone-cli-0.3.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate qudag-exchange-standalone-cli 0.3.1 into /workspace/builds/worker-5-tc2/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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qudag-exchange-standalone-cli 0.3.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 438fd5ae411ebeaf52b70c6b56345c5c11abf2f6357d43651de42a8dfd35489d
[INFO] running `Command { std: "docker" "start" "-a" "438fd5ae411ebeaf52b70c6b56345c5c11abf2f6357d43651de42a8dfd35489d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "438fd5ae411ebeaf52b70c6b56345c5c11abf2f6357d43651de42a8dfd35489d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438fd5ae411ebeaf52b70c6b56345c5c11abf2f6357d43651de42a8dfd35489d", kill_on_drop: false }`
[INFO] [stdout] 438fd5ae411ebeaf52b70c6b56345c5c11abf2f6357d43651de42a8dfd35489d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5042dad28a10a0754e6d6e111485fd2dad1471941972a02e5552cfd4b6ddcce2
[INFO] running `Command { std: "docker" "start" "-a" "5042dad28a10a0754e6d6e111485fd2dad1471941972a02e5552cfd4b6ddcce2", kill_on_drop: false }`
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[INFO] [stderr]     Checking qudag-exchange-standalone-cli v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/main.rs:284:21
[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)]` 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)]` 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:284:21
[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)]` 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)]` 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 2m 27s
[INFO] running `Command { std: "docker" "inspect" "5042dad28a10a0754e6d6e111485fd2dad1471941972a02e5552cfd4b6ddcce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5042dad28a10a0754e6d6e111485fd2dad1471941972a02e5552cfd4b6ddcce2", kill_on_drop: false }`
[INFO] [stdout] 5042dad28a10a0754e6d6e111485fd2dad1471941972a02e5552cfd4b6ddcce2