[INFO] fetching crate opentelemetry-http 0.10.0...
[INFO] checking opentelemetry-http-0.10.0 against master#94b72d6bebbddb5d17860914c4544f37365e988c for pr-122789
[INFO] extracting crate opentelemetry-http 0.10.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate opentelemetry-http 0.10.0 on toolchain 94b72d6bebbddb5d17860914c4544f37365e988c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate opentelemetry-http 0.10.0
[INFO] finished tweaking crates.io crate opentelemetry-http 0.10.0
[INFO] tweaked toml for crates.io crate opentelemetry-http 0.10.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "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" "+94b72d6bebbddb5d17860914c4544f37365e988c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opentelemetry v0.21.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3106e1da8556612145cfcb3949b4c755427c40c5ab661331ee53a256282758c5
[INFO] running `Command { std: "docker" "start" "-a" "3106e1da8556612145cfcb3949b4c755427c40c5ab661331ee53a256282758c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3106e1da8556612145cfcb3949b4c755427c40c5ab661331ee53a256282758c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3106e1da8556612145cfcb3949b4c755427c40c5ab661331ee53a256282758c5", kill_on_drop: false }`
[INFO] [stdout] 3106e1da8556612145cfcb3949b4c755427c40c5ab661331ee53a256282758c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bcc10c8a53ba757d3bba6c3099ed5e5873ffdc96e9787d76906044d79b24930
[INFO] running `Command { std: "docker" "start" "-a" "4bcc10c8a53ba757d3bba6c3099ed5e5873ffdc96e9787d76906044d79b24930", kill_on_drop: false }`
[INFO] [stderr]     Checking urlencoding v2.1.3
[INFO] [stderr]     Checking opentelemetry v0.21.0
[INFO] [stderr]     Checking opentelemetry-http v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "4bcc10c8a53ba757d3bba6c3099ed5e5873ffdc96e9787d76906044d79b24930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bcc10c8a53ba757d3bba6c3099ed5e5873ffdc96e9787d76906044d79b24930", kill_on_drop: false }`
[INFO] [stdout] 4bcc10c8a53ba757d3bba6c3099ed5e5873ffdc96e9787d76906044d79b24930
[INFO] checking opentelemetry-http-0.10.0 against try#cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc for pr-122789
[INFO] extracting crate opentelemetry-http 0.10.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate opentelemetry-http 0.10.0 on toolchain cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate opentelemetry-http 0.10.0
[INFO] finished tweaking crates.io crate opentelemetry-http 0.10.0
[INFO] tweaked toml for crates.io crate opentelemetry-http 0.10.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "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" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52b0dd2055d135b4e4be8e9bb80b19d627f61f77c08607d64d4ac270e1ca8846
[INFO] running `Command { std: "docker" "start" "-a" "52b0dd2055d135b4e4be8e9bb80b19d627f61f77c08607d64d4ac270e1ca8846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52b0dd2055d135b4e4be8e9bb80b19d627f61f77c08607d64d4ac270e1ca8846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b0dd2055d135b4e4be8e9bb80b19d627f61f77c08607d64d4ac270e1ca8846", kill_on_drop: false }`
[INFO] [stdout] 52b0dd2055d135b4e4be8e9bb80b19d627f61f77c08607d64d4ac270e1ca8846
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 210b822a2428bf9b98ff7f59434136263156c3d6e6e849ae37d3fc41a3285af9
[INFO] running `Command { std: "docker" "start" "-a" "210b822a2428bf9b98ff7f59434136263156c3d6e6e849ae37d3fc41a3285af9", kill_on_drop: false }`
[INFO] [stderr]     Checking urlencoding v2.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking opentelemetry v0.21.0
[INFO] [stdout] error[E0515]: cannot return value referencing temporary value
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/opentelemetry-0.21.0/src/trace/context.rs:284:13
[INFO] [stdout]     |
[INFO] [stdout] 284 |             SpanRef(&NOOP_SPAN)
[INFO] [stdout]     |             ^^^^^^^^^---------^
[INFO] [stdout]     |             |        |
[INFO] [stdout]     |             |        temporary value created here
[INFO] [stdout]     |             returns a value referencing data owned by the current function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0515`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `opentelemetry` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "210b822a2428bf9b98ff7f59434136263156c3d6e6e849ae37d3fc41a3285af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "210b822a2428bf9b98ff7f59434136263156c3d6e6e849ae37d3fc41a3285af9", kill_on_drop: false }`
[INFO] [stdout] 210b822a2428bf9b98ff7f59434136263156c3d6e6e849ae37d3fc41a3285af9