[INFO] fetching crate prima-tracing 0.10.0...
[INFO] checking prima-tracing-0.10.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate prima-tracing 0.10.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate prima-tracing 0.10.0 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 prima-tracing 0.10.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate prima-tracing 0.10.0
[INFO] tweaked toml for crates.io crate prima-tracing 0.10.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate prima-tracing 0.10.0 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordered-float v4.2.1
[INFO] [stderr]   Downloaded cc v1.0.106
[INFO] [stderr]   Downloaded opentelemetry-http v0.12.0
[INFO] [stderr]   Downloaded reqwest-middleware v0.3.2
[INFO] [stderr]   Downloaded opentelemetry-semantic-conventions v0.15.0
[INFO] [stderr]   Downloaded opentelemetry-jaeger v0.22.0
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.24.0
[INFO] [stderr]   Downloaded curl-sys v0.4.73+curl-8.8.0
[INFO] [stderr]   Downloaded prima_bridge v0.16.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ec49a5a09d6e042e2611cce887ad8a13f07305f9b5fb8101a5089eb38cea0c62
[INFO] running `Command { std: "docker" "start" "-a" "ec49a5a09d6e042e2611cce887ad8a13f07305f9b5fb8101a5089eb38cea0c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec49a5a09d6e042e2611cce887ad8a13f07305f9b5fb8101a5089eb38cea0c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec49a5a09d6e042e2611cce887ad8a13f07305f9b5fb8101a5089eb38cea0c62", kill_on_drop: false }`
[INFO] [stdout] ec49a5a09d6e042e2611cce887ad8a13f07305f9b5fb8101a5089eb38cea0c62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4875a24beb6d02f38901be7d13413927c98a35bd5a3fac8b202421599f44e894
[INFO] running `Command { std: "docker" "start" "-a" "4875a24beb6d02f38901be7d13413927c98a35bd5a3fac8b202421599f44e894", kill_on_drop: false }`
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[INFO] [stderr]     Checking prima-tracing v0.10.0 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: function `get_spans` is never used
[INFO] [stdout]  --> tests/e2e/mod.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | async fn get_spans(f: impl FnOnce(), collector_url: &str) -> Option<Vec<Span>> {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Error` is never constructed
[INFO] [stdout]    --> tests/e2e/mod.rs:194:8
[INFO] [stdout]     |
[INFO] [stdout] 194 | struct Error {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.10s
[INFO] running `Command { std: "docker" "inspect" "4875a24beb6d02f38901be7d13413927c98a35bd5a3fac8b202421599f44e894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4875a24beb6d02f38901be7d13413927c98a35bd5a3fac8b202421599f44e894", kill_on_drop: false }`
[INFO] [stdout] 4875a24beb6d02f38901be7d13413927c98a35bd5a3fac8b202421599f44e894