[INFO] fetching crate job-runner 1.0.1...
[INFO] checking job-runner-1.0.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate job-runner 1.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate job-runner 1.0.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate job-runner 1.0.1
[INFO] finished tweaking crates.io crate job-runner 1.0.1
[INFO] tweaked toml for crates.io crate job-runner 1.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 44 packages to latest compatible versions
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.58.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7f266e39f05f3f281865a4748d9b64fef68784156075ea19fd5759a8261ddfc
[INFO] running `Command { std: "docker" "start" "-a" "c7f266e39f05f3f281865a4748d9b64fef68784156075ea19fd5759a8261ddfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7f266e39f05f3f281865a4748d9b64fef68784156075ea19fd5759a8261ddfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7f266e39f05f3f281865a4748d9b64fef68784156075ea19fd5759a8261ddfc", kill_on_drop: false }`
[INFO] [stdout] c7f266e39f05f3f281865a4748d9b64fef68784156075ea19fd5759a8261ddfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9638f6a9320cc6dbb8e1e7db51a27f0c6b1164b7b86c69697cb16cd5a47cc3a1
[INFO] running `Command { std: "docker" "start" "-a" "9638f6a9320cc6dbb8e1e7db51a27f0c6b1164b7b86c69697cb16cd5a47cc3a1", kill_on_drop: false }`
[INFO] [stderr]     Checking job-runner v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:264:14
[INFO] [stdout]     |
[INFO] [stdout] 264 |         for (name, handle) in &mut self.jobs {
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:294:14
[INFO] [stdout]     |
[INFO] [stdout] 294 |         for (name, handle) in self.jobs.drain() {
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:264:14
[INFO] [stdout]     |
[INFO] [stdout] 264 |         for (name, handle) in &mut self.jobs {
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:351:9
[INFO] [stdout]     |
[INFO] [stdout] 351 |         name: String,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:294:14
[INFO] [stdout]     |
[INFO] [stdout] 294 |         for (name, handle) in self.jobs.drain() {
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:351:9
[INFO] [stdout]     |
[INFO] [stdout] 351 |         name: String,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "9638f6a9320cc6dbb8e1e7db51a27f0c6b1164b7b86c69697cb16cd5a47cc3a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9638f6a9320cc6dbb8e1e7db51a27f0c6b1164b7b86c69697cb16cd5a47cc3a1", kill_on_drop: false }`
[INFO] [stdout] 9638f6a9320cc6dbb8e1e7db51a27f0c6b1164b7b86c69697cb16cd5a47cc3a1