[INFO] cloning repository https://github.com/Decent-Partners/Feather-Index
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Decent-Partners/Feather-Index" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDecent-Partners%2FFeather-Index", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDecent-Partners%2FFeather-Index'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e027d92bf71fb1080530e6928887f23ce3b9814a
[INFO] checking Decent-Partners/Feather-Index against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDecent-Partners%2FFeather-Index" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Decent-Partners/Feather-Index
[INFO] finished tweaking git repo https://github.com/Decent-Partners/Feather-Index
[INFO] tweaked toml for git repo https://github.com/Decent-Partners/Feather-Index written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Decent-Partners/Feather-Index on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Decent-Partners/Feather-Index 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24f3d0ffa8ad2712d3484e1823a92c84c343be10d1eb72535b21897e9e1775cd
[INFO] running `Command { std: "docker" "start" "-a" "24f3d0ffa8ad2712d3484e1823a92c84c343be10d1eb72535b21897e9e1775cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24f3d0ffa8ad2712d3484e1823a92c84c343be10d1eb72535b21897e9e1775cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24f3d0ffa8ad2712d3484e1823a92c84c343be10d1eb72535b21897e9e1775cd", kill_on_drop: false }`
[INFO] [stdout] 24f3d0ffa8ad2712d3484e1823a92c84c343be10d1eb72535b21897e9e1775cd
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b994bdcc7ee1fbd47fbb0ca7e846e9b32e9a5e19f7c3fcfa19d7a19c7a88a330
[INFO] running `Command { std: "docker" "start" "-a" "b994bdcc7ee1fbd47fbb0ca7e846e9b32e9a5e19f7c3fcfa19d7a19c7a88a330", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]     Checking byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking uint v0.10.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]     Checking impl-serde v0.5.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking const_format v0.2.34
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling digest v0.10.7
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[INFO] [stderr]    Compiling rustls v0.23.31
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[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]    Compiling arrayref v0.3.9
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[INFO] [stderr]    Compiling blake2b_simd v1.0.3
[INFO] [stderr]     Checking sha3 v0.10.8
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[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]     Checking rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]    Compiling sp-crypto-hashing v0.1.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]     Checking jsonrpsee-types v0.24.9
[INFO] [stderr]     Checking rand_core v0.9.3
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[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]     Checking base58 v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
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[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.5
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[INFO] [stderr]    Compiling eyre v0.6.12
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[INFO] [stderr]    Compiling darling_macro v0.20.11
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[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling scale-decode-derive v0.16.0
[INFO] [stderr]    Compiling scale-encode-derive v0.10.0
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking indenter v0.3.4
[INFO] [stderr]     Checking tracing-error v0.2.1
[INFO] [stderr]     Checking data-encoding v2.9.0
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking soketto v0.8.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking tungstenite v0.27.0
[INFO] [stderr]     Checking fs2 v0.4.3
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[INFO] [stderr]    Compiling zerocopy-derive v0.8.26
[INFO] [stderr]     Checking sled v0.34.7
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]    Compiling scale-info v2.11.6
[INFO] [stderr]    Compiling subxt-utils-fetchmetadata v0.43.0
[INFO] [stderr]     Checking impl-codec v0.7.1
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking signal-hook-tokio v0.3.1
[INFO] [stderr]     Checking tokio-tungstenite v0.27.0
[INFO] [stderr]     Checking clap v4.5.43
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[INFO] [stderr]     Checking scale-type-resolver v0.2.0
[INFO] [stderr]     Checking primitive-types v0.13.1
[INFO] [stderr]     Checking frame-metadata v23.0.0
[INFO] [stderr]     Checking rustls-webpki v0.103.4
[INFO] [stderr]     Checking jsonrpsee-core v0.24.9
[INFO] [stderr]     Checking scale-bits v0.7.0
[INFO] [stderr]    Compiling scale-typegen v0.11.1
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.50
[INFO] [stderr]    Compiling scale-decode v0.16.0
[INFO] [stderr]     Checking scale-encode v0.10.0
[INFO] [stderr]     Checking keccak-hash v0.11.0
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking color-eyre v0.6.5
[INFO] [stderr]    Compiling frame-decode v0.8.3
[INFO] [stderr]     Checking scale-value v0.18.0
[INFO] [stderr]    Compiling subxt-metadata v0.43.0
[INFO] [stderr]     Checking rustls-platform-verifier v0.5.3
[INFO] [stderr]     Checking tokio-rustls v0.26.2
[INFO] [stderr]    Compiling subxt-codegen v0.43.0
[INFO] [stderr]     Checking jsonrpsee-client-transport v0.24.9
[INFO] [stderr]     Checking subxt-core v0.43.0
[INFO] [stderr]     Checking jsonrpsee-ws-client v0.24.9
[INFO] [stderr]     Checking jsonrpsee v0.24.9
[INFO] [stderr]    Compiling subxt-macro v0.43.0
[INFO] [stderr]     Checking subxt-rpcs v0.43.0
[INFO] [stderr]     Checking subxt v0.43.0
[INFO] [stderr]     Checking feather-index v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/substrate.rs:239:42
[INFO] [stdout]     |
[INFO] [stdout] 239 |     let mut futures = Vec::with_capacity(queue_depth.try_into().unwrap());
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/substrate.rs:239:42
[INFO] [stdout]     |
[INFO] [stdout] 239 |     let mut futures = Vec::with_capacity(queue_depth.try_into().unwrap());
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `feather-index` (bin "feather-index") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `feather-index` (bin "feather-index" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b994bdcc7ee1fbd47fbb0ca7e846e9b32e9a5e19f7c3fcfa19d7a19c7a88a330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b994bdcc7ee1fbd47fbb0ca7e846e9b32e9a5e19f7c3fcfa19d7a19c7a88a330", kill_on_drop: false }`
[INFO] [stdout] b994bdcc7ee1fbd47fbb0ca7e846e9b32e9a5e19f7c3fcfa19d7a19c7a88a330