[INFO] cloning repository https://github.com/iammadab/fri-bench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iammadab/fri-bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiammadab%2Ffri-bench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiammadab%2Ffri-bench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77763763f936b60c36f17278bd0615373a1f41d6
[INFO] checking iammadab/fri-bench against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiammadab%2Ffri-bench" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iammadab/fri-bench
[INFO] finished tweaking git repo https://github.com/iammadab/fri-bench
[INFO] tweaked toml for git repo https://github.com/iammadab/fri-bench written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iammadab/fri-bench 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/iammadab/fri-bench 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 plonky2_util v0.2.0
[INFO] [stderr]   Downloaded plonky2_maybe_rayon v0.2.0
[INFO] [stderr]   Downloaded unroll v0.1.5
[INFO] [stderr]   Downloaded plonky2_field v0.2.2
[INFO] [stderr]   Downloaded keccak-hash v0.8.0
[INFO] [stderr]   Downloaded plonky2 v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fece5bc57178d015c922197b2bd176f31a0764e58ce18903c335d18715aa5daf
[INFO] running `Command { std: "docker" "start" "-a" "fece5bc57178d015c922197b2bd176f31a0764e58ce18903c335d18715aa5daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fece5bc57178d015c922197b2bd176f31a0764e58ce18903c335d18715aa5daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fece5bc57178d015c922197b2bd176f31a0764e58ce18903c335d18715aa5daf", kill_on_drop: false }`
[INFO] [stdout] fece5bc57178d015c922197b2bd176f31a0764e58ce18903c335d18715aa5daf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3a84ff0f347e3dd63e72e1ae559e78c0a62d62321233ec7206dcf06d301b8aa7
[INFO] running `Command { std: "docker" "start" "-a" "3a84ff0f347e3dd63e72e1ae559e78c0a62d62321233ec7206dcf06d301b8aa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking plonky2_util v0.2.0
[INFO] [stderr]     Checking web-time v1.1.0
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking primitive-types v0.10.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking keccak-hash v0.8.0
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]     Checking plonky2_maybe_rayon v0.2.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling unroll v0.1.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking plonky2_field v0.2.2
[INFO] [stderr]     Checking hashbrown v0.14.5
[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] running `Command { std: "docker" "inspect" "3a84ff0f347e3dd63e72e1ae559e78c0a62d62321233ec7206dcf06d301b8aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a84ff0f347e3dd63e72e1ae559e78c0a62d62321233ec7206dcf06d301b8aa7", kill_on_drop: false }`
[INFO] [stdout] 3a84ff0f347e3dd63e72e1ae559e78c0a62d62321233ec7206dcf06d301b8aa7
