[INFO] cloning repository https://github.com/woblr/zkdb-plonky2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/woblr/zkdb-plonky2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoblr%2Fzkdb-plonky2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoblr%2Fzkdb-plonky2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9651c297b34df6f9f360577c2fe130008d37eab
[INFO] checking woblr/zkdb-plonky2 against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoblr%2Fzkdb-plonky2" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/woblr/zkdb-plonky2
[INFO] finished tweaking git repo https://github.com/woblr/zkdb-plonky2
[INFO] tweaked toml for git repo https://github.com/woblr/zkdb-plonky2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/woblr/zkdb-plonky2 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/woblr/zkdb-plonky2 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 crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded axum-macros v0.4.2
[INFO] [stderr]   Downloaded plonky2_maybe_rayon v0.2.0
[INFO] [stderr]   Downloaded plonky2_util v0.2.0
[INFO] [stderr]   Downloaded keccak-hash v0.8.0
[INFO] [stderr]   Downloaded plonky2_field v0.2.2
[INFO] [stderr]   Downloaded unroll v0.1.5
[INFO] [stderr]   Downloaded sqlparser v0.44.0
[INFO] [stderr]   Downloaded plonky2 v0.2.2
[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] 13d7382e1c7da808feed030f147cf9e530614f2330cc4758a97ccc9eebdc37f8
[INFO] running `Command { std: "docker" "start" "-a" "13d7382e1c7da808feed030f147cf9e530614f2330cc4758a97ccc9eebdc37f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13d7382e1c7da808feed030f147cf9e530614f2330cc4758a97ccc9eebdc37f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13d7382e1c7da808feed030f147cf9e530614f2330cc4758a97ccc9eebdc37f8", kill_on_drop: false }`
[INFO] [stdout] 13d7382e1c7da808feed030f147cf9e530614f2330cc4758a97ccc9eebdc37f8
[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] f2bc8350c15f606ef49a3d7c5d85c09056a02f6e9b11a8f8241c4496ae54f84b
[INFO] running `Command { std: "docker" "start" "-a" "f2bc8350c15f606ef49a3d7c5d85c09056a02f6e9b11a8f8241c4496ae54f84b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking anstyle-parse v1.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking colorchoice v1.0.5
[INFO] [stderr]     Checking anstyle v1.0.14
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking primitive-types v0.10.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling blake3 v1.8.3
[INFO] [stderr]     Checking anstream v1.0.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking plonky2_util v0.2.0
[INFO] [stderr]     Checking constant_time_eq v0.4.2
[INFO] [stderr]     Checking sqlparser v0.44.0
[INFO] [stderr]     Checking clap_builder v4.6.0
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking keccak-hash v0.8.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking uuid v1.22.0
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking plonky2_maybe_rayon v0.2.0
[INFO] [stderr]    Compiling unroll v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling axum-macros v0.4.2
[INFO] [stderr]    Compiling clap_derive v4.6.0
[INFO] [stderr]     Checking tokio v1.50.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking axum-core v0.4.5
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tower-http v0.5.2
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking clap v4.6.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking plonky2_field v0.2.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking chrono v0.4.44
[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/plonky2_field-0.2.2/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(specialization)]
[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 `plonky2_field` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f2bc8350c15f606ef49a3d7c5d85c09056a02f6e9b11a8f8241c4496ae54f84b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2bc8350c15f606ef49a3d7c5d85c09056a02f6e9b11a8f8241c4496ae54f84b", kill_on_drop: false }`
[INFO] [stdout] f2bc8350c15f606ef49a3d7c5d85c09056a02f6e9b11a8f8241c4496ae54f84b
