[INFO] fetching crate unc-primitives-core 0.12.2...
[INFO] testing unc-primitives-core-0.12.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate unc-primitives-core 0.12.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate unc-primitives-core 0.12.2
[INFO] finished tweaking crates.io crate unc-primitives-core 0.12.2
[INFO] tweaked toml for crates.io crate unc-primitives-core 0.12.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unc-primitives-core 0.12.2 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 138 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding bs58 v0.4.0 (available: v0.5.1)
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.1.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding num-rational v0.3.2 (available: v0.4.2)
[INFO] [stderr]       Adding sha2 v0.10.9 (available: v0.11.0)
[INFO] [stderr]       Adding strum v0.24.1 (available: v0.28.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e364f8ac20439739f0ea8ce17c68ccda09720bb24f7d31972453df8d34fd98b
[INFO] running `Command { std: "docker" "start" "-a" "8e364f8ac20439739f0ea8ce17c68ccda09720bb24f7d31972453df8d34fd98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e364f8ac20439739f0ea8ce17c68ccda09720bb24f7d31972453df8d34fd98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e364f8ac20439739f0ea8ce17c68ccda09720bb24f7d31972453df8d34fd98b", kill_on_drop: false }`
[INFO] [stdout] 8e364f8ac20439739f0ea8ce17c68ccda09720bb24f7d31972453df8d34fd98b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43a4a8eee27394c1f30cb73598022702ebc4057b838d4ad5264c1ce42006c234
[INFO] running `Command { std: "docker" "start" "-a" "43a4a8eee27394c1f30cb73598022702ebc4057b838d4ad5264c1ce42006c234", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling hashbrown v0.17.0
[INFO] [stderr]    Compiling winnow v1.0.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling borsh v1.6.1
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling toml_edit v0.25.11+spec-1.1.0
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling borsh-derive v1.6.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]    Compiling derive_arbitrary v1.4.2
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling enum-map v2.7.3
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling arbitrary v1.4.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling serde_with_macros v3.18.0
[INFO] [stderr]    Compiling serde_with v3.18.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling unc-account-id v0.7.2
[INFO] [stderr]    Compiling unc-primitives-core v0.12.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.29s
[INFO] running `Command { std: "docker" "inspect" "43a4a8eee27394c1f30cb73598022702ebc4057b838d4ad5264c1ce42006c234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a4a8eee27394c1f30cb73598022702ebc4057b838d4ad5264c1ce42006c234", kill_on_drop: false }`
[INFO] [stdout] 43a4a8eee27394c1f30cb73598022702ebc4057b838d4ad5264c1ce42006c234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef99998510a13aafe6dd92de97c8b8fd4d272e03e9f839d39117277cacf9b18f
[INFO] running `Command { std: "docker" "start" "-a" "ef99998510a13aafe6dd92de97c8b8fd4d272e03e9f839d39117277cacf9b18f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling borsh-derive v1.6.1
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling console v0.16.3
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling borsh v1.6.1
[INFO] [stderr]    Compiling unc-account-id v0.7.2
[INFO] [stderr]    Compiling pest_meta v2.8.6
[INFO] [stderr]    Compiling unc-primitives-core v0.12.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling pest_generator v2.8.6
[INFO] [stderr]    Compiling pest_derive v2.8.6
[INFO] [stderr]    Compiling insta v1.47.2
[INFO] [stdout] error: struct `Struct` is never constructed
[INFO] [stdout]    --> src/hash.rs:242:12
[INFO] [stdout]     |
[INFO] [stdout] 242 |     struct Struct {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `-D dead-code` implied by `-D warnings`
[INFO] [stdout]     = help: to override `-D warnings` add `#[expect(dead_code)]` or `#[allow(dead_code)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unc-primitives-core` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ef99998510a13aafe6dd92de97c8b8fd4d272e03e9f839d39117277cacf9b18f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef99998510a13aafe6dd92de97c8b8fd4d272e03e9f839d39117277cacf9b18f", kill_on_drop: false }`
[INFO] [stdout] ef99998510a13aafe6dd92de97c8b8fd4d272e03e9f839d39117277cacf9b18f