[INFO] fetching crate skywalking 0.8.0...
[INFO] checking skywalking-0.8.0 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] extracting crate skywalking 0.8.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate skywalking 0.8.0 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate skywalking 0.8.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate skywalking 0.8.0
[INFO] tweaked toml for crates.io crate skywalking 0.8.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate skywalking 0.8.0 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" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2408dd40a29e1f81e8cf37a5ec18b85058b1f6bf195acfe29c803e8f31ef325c
[INFO] running `Command { std: "docker" "start" "-a" "2408dd40a29e1f81e8cf37a5ec18b85058b1f6bf195acfe29c803e8f31ef325c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2408dd40a29e1f81e8cf37a5ec18b85058b1f6bf195acfe29c803e8f31ef325c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2408dd40a29e1f81e8cf37a5ec18b85058b1f6bf195acfe29c803e8f31ef325c", kill_on_drop: false }`
[INFO] [stdout] 2408dd40a29e1f81e8cf37a5ec18b85058b1f6bf195acfe29c803e8f31ef325c
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fcd3a69be9ca4a0fc7d541b496b6d5bff6400840ad4fdaff089815055610618
[INFO] running `Command { std: "docker" "start" "-a" "7fcd3a69be9ca4a0fc7d541b496b6d5bff6400840ad4fdaff089815055610618", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]    Compiling tempfile v3.6.0
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling prettyplease v0.1.25
[INFO] [stderr]    Compiling syn v2.0.26
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling async-trait v0.1.71
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling petgraph v0.6.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling axum v0.6.19
[INFO] [stderr]    Compiling regex-automata v0.3.3
[INFO] [stderr]    Compiling portable-atomic v1.4.1
[INFO] [stderr]    Compiling libz-sys v1.1.9
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking matchit v0.7.0
[INFO] [stderr]    Compiling portable-atomic v0.3.20
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]    Compiling regex v1.9.1
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling pin-project-internal v1.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.43
[INFO] [stderr]    Compiling prost v0.11.9
[INFO] [stderr]     Checking pin-project v1.1.2
[INFO] [stderr]    Compiling prost-types v0.11.9
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling prost-build v0.11.9
[INFO] [stderr]    Compiling tonic-build v0.8.4
[INFO] [stderr]    Compiling skywalking v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr]     Checking tonic v0.8.3
[INFO] [stdout] warning: trait `AssertSerialize` is never used
[INFO] [stdout]   --> src/proto/v3/mod.rs:64:11
[INFO] [stdout]    |
[INFO] [stdout] 64 |     trait AssertSerialize: serde::Serialize {}
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AssertDeserialize` is never used
[INFO] [stdout]   --> src/proto/v3/mod.rs:70:11
[INFO] [stdout]    |
[INFO] [stdout] 70 |     trait AssertDeserialize<'de>: serde::Deserialize<'de> {}
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AssertSend` is never used
[INFO] [stdout]    --> src/trace/span.rs:268:11
[INFO] [stdout]     |
[INFO] [stdout] 268 |     trait AssertSend: Send + 'static {}
[INFO] [stdout]     |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AssertSend` is never used
[INFO] [stdout]    --> src/trace/trace_context.rs:508:11
[INFO] [stdout]     |
[INFO] [stdout] 508 |     trait AssertSend: Send {}
[INFO] [stdout]     |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AssertSend` is never used
[INFO] [stdout]    --> src/trace/tracer.rs:122:11
[INFO] [stdout]     |
[INFO] [stdout] 122 |     trait AssertSend: Send {}
[INFO] [stdout]     |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "7fcd3a69be9ca4a0fc7d541b496b6d5bff6400840ad4fdaff089815055610618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fcd3a69be9ca4a0fc7d541b496b6d5bff6400840ad4fdaff089815055610618", kill_on_drop: false }`
[INFO] [stdout] 7fcd3a69be9ca4a0fc7d541b496b6d5bff6400840ad4fdaff089815055610618