[INFO] fetching crate opentelemetry-tonic 0.1.0...
[INFO] checking opentelemetry-tonic-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate opentelemetry-tonic 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate opentelemetry-tonic 0.1.0
[INFO] finished tweaking crates.io crate opentelemetry-tonic 0.1.0
[INFO] tweaked toml for crates.io crate opentelemetry-tonic 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate opentelemetry-tonic 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 121 packages to latest compatible versions
[INFO] [stderr]       Adding opentelemetry v0.17.0 (available: v0.30.0)
[INFO] [stderr]       Adding tonic v0.8.3 (available: v0.14.1)
[INFO] [stderr]       Adding tracing-opentelemetry v0.17.4 (available: v0.31.0)
[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-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 134c82999d5096a51425ae8b1f7abf76f87fc5123d433af9bbc2d95c5e47f01f
[INFO] running `Command { std: "docker" "start" "-a" "134c82999d5096a51425ae8b1f7abf76f87fc5123d433af9bbc2d95c5e47f01f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "134c82999d5096a51425ae8b1f7abf76f87fc5123d433af9bbc2d95c5e47f01f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "134c82999d5096a51425ae8b1f7abf76f87fc5123d433af9bbc2d95c5e47f01f", kill_on_drop: false }`
[INFO] [stdout] 134c82999d5096a51425ae8b1f7abf76f87fc5123d433af9bbc2d95c5e47f01f
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 501f3d4168c045a69262b5c017966b8b4199f1d2607e2cc2699a30b7dbabb61e
[INFO] running `Command { std: "docker" "start" "-a" "501f3d4168c045a69262b5c017966b8b4199f1d2607e2cc2699a30b7dbabb61e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking pin-project-lite v0.2.16
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[INFO] [stderr]     Checking bytes v1.10.1
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[INFO] [stderr]     Checking futures-sink v0.3.31
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[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking futures-util v0.3.31
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[INFO] [stderr]    Compiling httparse v1.10.1
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[INFO] [stderr]    Compiling syn v2.0.106
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[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
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[INFO] [stderr]    Compiling axum-core v0.3.4
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[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling thiserror v1.0.69
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[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling serde v1.0.219
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[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking prost v0.11.9
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking opentelemetry v0.17.0
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking tracing-opentelemetry v0.17.4
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tokio-io-timeout v1.2.1
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr]     Checking tonic v0.8.3
[INFO] [stderr]     Checking opentelemetry-tonic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/lib.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 let span = tracer.start_with_context("server-span", &cx);
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.72s
[INFO] running `Command { std: "docker" "inspect" "501f3d4168c045a69262b5c017966b8b4199f1d2607e2cc2699a30b7dbabb61e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501f3d4168c045a69262b5c017966b8b4199f1d2607e2cc2699a30b7dbabb61e", kill_on_drop: false }`
[INFO] [stdout] 501f3d4168c045a69262b5c017966b8b4199f1d2607e2cc2699a30b7dbabb61e