[INFO] cloning repository https://github.com/felidae-network/zk-research
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/felidae-network/zk-research" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelidae-network%2Fzk-research", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelidae-network%2Fzk-research'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01285e60d7592a89250888a31d095ceaede48828
[INFO] checking felidae-network/zk-research against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelidae-network%2Fzk-research" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/felidae-network/zk-research
[INFO] finished tweaking git repo https://github.com/felidae-network/zk-research
[INFO] tweaked toml for git repo https://github.com/felidae-network/zk-research written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/felidae-network/zk-research on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/felidae-network/zk-research 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/axiom-crypto/halo2-lib.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitcoin-io v0.1.2
[INFO] [stderr]   Downloaded pairing v0.23.0
[INFO] [stderr]   Downloaded jemallocator v0.5.4
[INFO] [stderr]   Downloaded serde_derive v1.0.213
[INFO] [stderr]   Downloaded getset v0.1.3
[INFO] [stderr]   Downloaded serde_arrays v0.1.0
[INFO] [stderr]   Downloaded serde v1.0.213
[INFO] [stderr]   Downloaded pasta_curves v0.5.1
[INFO] [stderr]   Downloaded cc v1.1.31
[INFO] [stderr]   Downloaded halo2-axiom v0.4.4
[INFO] [stderr]   Downloaded poseidon-primitives v0.1.1
[INFO] [stderr]   Downloaded jemalloc-sys v0.5.4+5.3.0-patched
[INFO] [stderr]   Downloaded halo2curves-axiom v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7be59890228ed6c66091ee211692f9879b63801d5d1a986283cc7a71f9a5aa27
[INFO] running `Command { std: "docker" "start" "-a" "7be59890228ed6c66091ee211692f9879b63801d5d1a986283cc7a71f9a5aa27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7be59890228ed6c66091ee211692f9879b63801d5d1a986283cc7a71f9a5aa27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be59890228ed6c66091ee211692f9879b63801d5d1a986283cc7a71f9a5aa27", kill_on_drop: false }`
[INFO] [stdout] 7be59890228ed6c66091ee211692f9879b63801d5d1a986283cc7a71f9a5aa27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bc01026785b086846c5a4b4c18868dc623e35522a208ebd5684212f7e159600
[INFO] running `Command { std: "docker" "start" "-a" "0bc01026785b086846c5a4b4c18868dc623e35522a208ebd5684212f7e159600", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling cc v1.1.31
[INFO] [stderr]    Compiling serde v1.0.213
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]    Compiling halo2curves-axiom v0.5.3
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]     Checking maybe-rayon v0.1.1
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking hex-conservative v0.2.1
[INFO] [stderr]     Checking bitcoin-io v0.1.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking bitcoin_hashes v0.14.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling jemalloc-sys v0.5.4+5.3.0-patched
[INFO] [stderr]    Compiling secp256k1-sys v0.10.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking pairing v0.23.0
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]     Checking secp256k1 v0.30.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.213
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.65
[INFO] [stderr]    Compiling getset v0.1.3
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking test-case v3.3.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking pasta_curves v0.5.1
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking ark-std v0.3.0
[INFO] [stderr]     Checking poseidon-primitives v0.1.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/poseidon-primitives-0.1.1/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(slice_group_by)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `poseidon-primitives` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0bc01026785b086846c5a4b4c18868dc623e35522a208ebd5684212f7e159600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bc01026785b086846c5a4b4c18868dc623e35522a208ebd5684212f7e159600", kill_on_drop: false }`
[INFO] [stdout] 0bc01026785b086846c5a4b4c18868dc623e35522a208ebd5684212f7e159600