[INFO] fetching crate dust_dds 0.15.0...
[INFO] checking dust_dds-0.15.0 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate dust_dds 0.15.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate dust_dds 0.15.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate dust_dds 0.15.0
[INFO] tweaked toml for crates.io crate dust_dds 0.15.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dust_dds 0.15.0 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dust_dds 0.15.0 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15a84f5bdfd1031ed5b6cd9a4e96e4832172ae22b4b5896ed6b768684995ce6c
[INFO] running `Command { std: "docker" "start" "-a" "15a84f5bdfd1031ed5b6cd9a4e96e4832172ae22b4b5896ed6b768684995ce6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15a84f5bdfd1031ed5b6cd9a4e96e4832172ae22b4b5896ed6b768684995ce6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a84f5bdfd1031ed5b6cd9a4e96e4832172ae22b4b5896ed6b768684995ce6c", kill_on_drop: false }`
[INFO] [stdout] 15a84f5bdfd1031ed5b6cd9a4e96e4832172ae22b4b5896ed6b768684995ce6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 180b9636b8225a8771c462f13bca4a1cef907396074495a73ad7cd21795654c0
[INFO] running `Command { std: "docker" "start" "-a" "180b9636b8225a8771c462f13bca4a1cef907396074495a73ad7cd21795654c0", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]    Compiling serde_core v1.0.228
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[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling zerocopy v0.8.47
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]    Compiling either v1.15.0
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[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
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[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]     Checking bitflags v2.11.0
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[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling pin-project-internal v1.1.11
[INFO] [stderr]    Compiling prost-derive v0.14.3
[INFO] [stderr]    Compiling dust_dds_derive v0.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
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[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking opentelemetry v0.31.0
[INFO] [stderr]     Checking dust_dds v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tracing-opentelemetry v0.32.1
[INFO] [stderr]     Checking tinystr v0.8.2
[INFO] [stderr]     Checking potential_utf v0.1.4
[INFO] [stderr]     Checking icu_locale_core v2.1.1
[INFO] [stderr]     Checking icu_collections v2.1.1
[INFO] [stderr]     Checking criterion v0.3.6
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[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking icu_properties v2.1.2
[INFO] [stderr]     Checking tokio-stream v0.1.18
[INFO] [stderr]     Checking hyper v1.8.1
[INFO] [stderr]     Checking tonic v0.14.5
[INFO] [stderr]     Checking tower v0.5.3
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking opentelemetry_sdk v0.31.0
[INFO] [stderr]     Checking hyper-util v0.1.20
[INFO] [stderr]     Checking tower-http v0.6.8
[INFO] [stderr]     Checking idna_adapter v1.2.1
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[INFO] [stderr]     Checking tonic-prost v0.14.5
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[INFO] [stderr]     Checking opentelemetry-proto v0.31.0
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[INFO] [stdout] error: struct `ChangeCount` is never constructed
[INFO] [stdout]    --> src/transport/types.rs:301:12
[INFO] [stdout]     |
[INFO] [stdout] 301 | pub struct ChangeCount {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dust_dds` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `ChangeCount` is never constructed
[INFO] [stdout]    --> src/transport/types.rs:301:12
[INFO] [stdout]     |
[INFO] [stdout] 301 | pub struct ChangeCount {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dust_dds` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "180b9636b8225a8771c462f13bca4a1cef907396074495a73ad7cd21795654c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "180b9636b8225a8771c462f13bca4a1cef907396074495a73ad7cd21795654c0", kill_on_drop: false }`
[INFO] [stdout] 180b9636b8225a8771c462f13bca4a1cef907396074495a73ad7cd21795654c0
