[INFO] fetching crate rust_observer 0.2.0...
[INFO] checking rust_observer-0.2.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate rust_observer 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate rust_observer 0.2.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_observer 0.2.0
[INFO] finished tweaking crates.io crate rust_observer 0.2.0
[INFO] tweaked toml for crates.io crate rust_observer 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 171 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.24.1)
[INFO] [stderr]       Adding fixedbitset v0.4.2 (latest: v0.5.7)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.31.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.5.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding matchit v0.7.3 (latest: v0.8.4)
[INFO] [stderr]       Adding miniz_oxide v0.7.4 (latest: v0.8.0)
[INFO] [stderr]       Adding sync_wrapper v0.1.2 (latest: v1.0.1)
[INFO] [stderr]       Adding tower v0.4.13 (latest: v0.5.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows v0.57.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-core v0.57.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-implement v0.57.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-interface v0.57.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-result v0.1.2 (latest: v0.2.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust_observer_trace_macro v0.1.1
[INFO] [stderr]   Downloaded rust_observer_log_macro v0.1.5
[INFO] [stderr]   Downloaded rust_observer_protobuf v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 050d1c1468506afb78d15b23d7d62013a7210a7a86141f3ca29db5c6e9415d37
[INFO] running `Command { std: "docker" "start" "-a" "050d1c1468506afb78d15b23d7d62013a7210a7a86141f3ca29db5c6e9415d37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "050d1c1468506afb78d15b23d7d62013a7210a7a86141f3ca29db5c6e9415d37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "050d1c1468506afb78d15b23d7d62013a7210a7a86141f3ca29db5c6e9415d37", kill_on_drop: false }`
[INFO] [stdout] 050d1c1468506afb78d15b23d7d62013a7210a7a86141f3ca29db5c6e9415d37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36821b89c221219db2db1f4295cb908e42d1206a9acda8b4d65d30ebe6133a28
[INFO] running `Command { std: "docker" "start" "-a" "36821b89c221219db2db1f4295cb908e42d1206a9acda8b4d65d30ebe6133a28", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling rustix v0.38.35
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling prettyplease v0.2.22
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling multimap v0.10.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
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[INFO] [stderr]     Checking sync_wrapper v1.0.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
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[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]    Compiling toml_edit v0.22.20
[INFO] [stderr]    Compiling tempfile v3.12.0
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]     Checking sysinfo v0.31.4
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling prost-derive v0.13.2
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling async-trait v0.1.81
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling prost v0.13.2
[INFO] [stderr]    Compiling prost-types v0.13.2
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]    Compiling prost-build v0.13.2
[INFO] [stderr]    Compiling tonic-build v0.12.2
[INFO] [stderr]    Compiling rust_observer_protobuf v0.1.2
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking rust_observer_log_macro v0.1.5
[INFO] [stderr]     Checking serde_spanned v0.6.7
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking h2 v0.4.6
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]    Compiling rust_observer_trace_macro v0.1.1
[INFO] [stderr]     Checking hyper v1.4.1
[INFO] [stderr]     Checking hyper-util v0.1.7
[INFO] [stderr]     Checking hyper-timeout v0.5.1
[INFO] [stderr]     Checking tonic v0.12.2
[INFO] [stderr]     Checking rust_observer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `properties` is never read
[INFO] [stdout]   --> src/config.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct ExporterConfig {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub properties: HashMap<String, toml::Value>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `properties` is never read
[INFO] [stdout]   --> src/config.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct ExporterConfig {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub properties: HashMap<String, toml::Value>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.82s
[INFO] running `Command { std: "docker" "inspect" "36821b89c221219db2db1f4295cb908e42d1206a9acda8b4d65d30ebe6133a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36821b89c221219db2db1f4295cb908e42d1206a9acda8b4d65d30ebe6133a28", kill_on_drop: false }`
[INFO] [stdout] 36821b89c221219db2db1f4295cb908e42d1206a9acda8b4d65d30ebe6133a28