[INFO] cloning repository https://github.com/scroll-tech/misc-precompiled-circuit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scroll-tech/misc-precompiled-circuit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscroll-tech%2Fmisc-precompiled-circuit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscroll-tech%2Fmisc-precompiled-circuit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dcb5018d84e8a9adec59cd33f5348a3971cec194
[INFO] checking scroll-tech/misc-precompiled-circuit against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscroll-tech%2Fmisc-precompiled-circuit" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/scroll-tech/misc-precompiled-circuit
[INFO] finished tweaking git repo https://github.com/scroll-tech/misc-precompiled-circuit
[INFO] tweaked toml for git repo https://github.com/scroll-tech/misc-precompiled-circuit written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/scroll-tech/misc-precompiled-circuit 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/scroll-tech/misc-precompiled-circuit 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/scroll-tech/halo2.git`
[INFO] [stderr]     Updating git repository `https://github.com/scroll-tech/halo2gategen`
[INFO] [stderr]     Updating git repository `https://github.com/privacy-scaling-explorations/halo2.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/scroll-tech/poseidon.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding halo2-gate-generator v0.1.0 (https://github.com/scroll-tech/halo2gategen?branch=scroll#2fa5c39a)
[INFO] [stderr]       Adding halo2_proofs v1.1.0 (https://github.com/scroll-tech/halo2.git?branch=v1.1#e5ddf67e)
[INFO] [stderr]       Adding maybe-rayon v0.1.1
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cpufeatures v0.2.11
[INFO] [stderr]   Downloaded ark-std v0.3.0
[INFO] [stderr]   Downloaded serde_arrays v0.1.0
[INFO] [stderr]   Downloaded blake2b_simd v1.0.2
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.8
[INFO] [stderr]   Downloaded pasta_curves v0.5.1
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded halo2curves v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1f16cb0a8a89659def586bccf5eac2ea3cc9f9819b712cd71d92fd56177c255d
[INFO] running `Command { std: "docker" "start" "-a" "1f16cb0a8a89659def586bccf5eac2ea3cc9f9819b712cd71d92fd56177c255d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f16cb0a8a89659def586bccf5eac2ea3cc9f9819b712cd71d92fd56177c255d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f16cb0a8a89659def586bccf5eac2ea3cc9f9819b712cd71d92fd56177c255d", kill_on_drop: false }`
[INFO] [stdout] 1f16cb0a8a89659def586bccf5eac2ea3cc9f9819b712cd71d92fd56177c255d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7f9f9662fc85b057c309dd3d21557dfbefb44f74c98f4fbc005c4862dabf3b70
[INFO] running `Command { std: "docker" "start" "-a" "7f9f9662fc85b057c309dd3d21557dfbefb44f74c98f4fbc005c4862dabf3b70", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling halo2curves v0.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking keccak v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking maybe-rayon v0.1.1
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking ark-std v0.3.0
[INFO] [stderr]     Checking pasta_curves v0.5.1
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking serde_arrays v0.1.0
[INFO] [stderr]     Checking poseidon v0.2.0 (https://github.com/scroll-tech/poseidon.git?branch=main#5787dd3d)
[INFO] [stderr]     Checking halo2_proofs v1.1.0 (https://github.com/scroll-tech/halo2.git?branch=v1.1#e5ddf67e)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/halo2-af1b752da3db31e1/e5ddf67/halo2_proofs/src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(stmt_expr_attributes)]
[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 `halo2_proofs` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7f9f9662fc85b057c309dd3d21557dfbefb44f74c98f4fbc005c4862dabf3b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9f9662fc85b057c309dd3d21557dfbefb44f74c98f4fbc005c4862dabf3b70", kill_on_drop: false }`
[INFO] [stdout] 7f9f9662fc85b057c309dd3d21557dfbefb44f74c98f4fbc005c4862dabf3b70
