[INFO] cloning repository https://github.com/BattleZips/BattleZips-Halo2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BattleZips/BattleZips-Halo2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBattleZips%2FBattleZips-Halo2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBattleZips%2FBattleZips-Halo2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 419d8c9c979a344cab60706462ab20ecbdb88ba5
[INFO] checking BattleZips/BattleZips-Halo2 against master#46424fb5054f211ec836c5c03159f92e46bb35ac for pr-139042
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBattleZips%2FBattleZips-Halo2" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BattleZips/BattleZips-Halo2 on toolchain 46424fb5054f211ec836c5c03159f92e46bb35ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/BattleZips/BattleZips-Halo2
[INFO] finished tweaking git repo https://github.com/BattleZips/BattleZips-Halo2
[INFO] tweaked toml for git repo https://github.com/BattleZips/BattleZips-Halo2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BattleZips/BattleZips-Halo2 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" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-rayon v1.0.3
[INFO] [stderr]   Downloaded serde-wasm-bindgen v0.5.0
[INFO] [stderr]   Downloaded spmc v0.3.0
[INFO] [stderr]   Downloaded unarray v0.1.4
[INFO] [stderr]   Downloaded blake2b_simd v1.0.1
[INFO] [stderr]   Downloaded ff v0.12.1
[INFO] [stderr]   Downloaded rusty-fork v0.3.0
[INFO] [stderr]   Downloaded pasta_curves v0.4.1
[INFO] [stderr]   Downloaded proptest v1.1.0
[INFO] [stderr]   Downloaded libm v0.2.6
[INFO] [stderr]   Downloaded halo2_proofs v0.2.0
[INFO] [stderr]   Downloaded halo2_gadgets v0.2.0
[INFO] [stderr]   Downloaded rustix v0.37.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eead077c0c7efd3232d258dd96719ce5ec3b16213deb40f1bf7efb0d23c0df07
[INFO] running `Command { std: "docker" "start" "-a" "eead077c0c7efd3232d258dd96719ce5ec3b16213deb40f1bf7efb0d23c0df07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eead077c0c7efd3232d258dd96719ce5ec3b16213deb40f1bf7efb0d23c0df07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eead077c0c7efd3232d258dd96719ce5ec3b16213deb40f1bf7efb0d23c0df07", kill_on_drop: false }`
[INFO] [stdout] eead077c0c7efd3232d258dd96719ce5ec3b16213deb40f1bf7efb0d23c0df07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef10f5c00c7bedf6c0df547c9824d6043a6919ef340751c24cece2013a353716
[INFO] running `Command { std: "docker" "start" "-a" "ef10f5c00c7bedf6c0df547c9824d6043a6919ef340751c24cece2013a353716", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustix v0.37.8
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.1
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking constant_time_eq v0.2.5
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.7
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking ciborium-io v0.2.0
[INFO] [stderr]     Checking os_str_bytes v6.5.0
[INFO] [stderr]     Checking blake2b_simd v1.0.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking ciborium-ll v0.2.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking regex v1.7.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ef10f5c00c7bedf6c0df547c9824d6043a6919ef340751c24cece2013a353716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef10f5c00c7bedf6c0df547c9824d6043a6919ef340751c24cece2013a353716", kill_on_drop: false }`
[INFO] [stdout] ef10f5c00c7bedf6c0df547c9824d6043a6919ef340751c24cece2013a353716
