[INFO] fetching crate walutomat 0.1.0...
[INFO] checking walutomat-0.1.0 against try#377afada703be70d3fdff9164a481570a3cba7fe for pr-113240
[INFO] extracting crate walutomat 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate walutomat 0.1.0 on toolchain 377afada703be70d3fdff9164a481570a3cba7fe
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate walutomat 0.1.0
[INFO] finished tweaking crates.io crate walutomat 0.1.0
[INFO] tweaked toml for crates.io crate walutomat 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b251dec0620e4061055ef608e2a0cf1eaa3ac0f3422af742bd53a78eb3b7e27
[INFO] running `Command { std: "docker" "start" "-a" "6b251dec0620e4061055ef608e2a0cf1eaa3ac0f3422af742bd53a78eb3b7e27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b251dec0620e4061055ef608e2a0cf1eaa3ac0f3422af742bd53a78eb3b7e27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b251dec0620e4061055ef608e2a0cf1eaa3ac0f3422af742bd53a78eb3b7e27", kill_on_drop: false }`
[INFO] [stdout] 6b251dec0620e4061055ef608e2a0cf1eaa3ac0f3422af742bd53a78eb3b7e27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b0c45ce32bb29156ad89e8cca8193cb9214d8b9b9fa76539905121f69b26d9d
[INFO] running `Command { std: "docker" "start" "-a" "6b0c45ce32bb29156ad89e8cca8193cb9214d8b9b9fa76539905121f69b26d9d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking walutomat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `payout`
[INFO] [stdout]   --> src/v2.rs:75:26
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn payout(&self, payout: &PayoutRequest) -> Result<ResultResponse<PayoutResponse>, Error> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_payout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `payout`
[INFO] [stdout]   --> src/v2.rs:75:26
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn payout(&self, payout: &PayoutRequest) -> Result<ResultResponse<PayoutResponse>, Error> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_payout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "6b0c45ce32bb29156ad89e8cca8193cb9214d8b9b9fa76539905121f69b26d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0c45ce32bb29156ad89e8cca8193cb9214d8b9b9fa76539905121f69b26d9d", kill_on_drop: false }`
[INFO] [stdout] 6b0c45ce32bb29156ad89e8cca8193cb9214d8b9b9fa76539905121f69b26d9d