[INFO] cloning repository https://github.com/sheagrief/halo2-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sheagrief/halo2-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsheagrief%2Fhalo2-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsheagrief%2Fhalo2-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59ac4cb3ab41c6d56548439cca1e7da2326317f5
[INFO] checking sheagrief/halo2-practice against master#f8f6997469237299c1d60814c7b9828602a1f8e4 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsheagrief%2Fhalo2-practice" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sheagrief/halo2-practice
[INFO] finished tweaking git repo https://github.com/sheagrief/halo2-practice
[INFO] tweaked toml for git repo https://github.com/sheagrief/halo2-practice written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sheagrief/halo2-practice on toolchain f8f6997469237299c1d60814c7b9828602a1f8e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sheagrief/halo2-practice 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" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/privacy-scaling-explorations/halo2`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded halo2derive v0.1.0
[INFO] [stderr]   Downloaded halo2curves v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed643d8b37f96f7b068b82c875f80b397903c1c85827629b24300ed1569c9422
[INFO] running `Command { std: "docker" "start" "-a" "ed643d8b37f96f7b068b82c875f80b397903c1c85827629b24300ed1569c9422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed643d8b37f96f7b068b82c875f80b397903c1c85827629b24300ed1569c9422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed643d8b37f96f7b068b82c875f80b397903c1c85827629b24300ed1569c9422", kill_on_drop: false }`
[INFO] [stdout] ed643d8b37f96f7b068b82c875f80b397903c1c85827629b24300ed1569c9422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dea0eaec84493e7960793f737434c9644170faf4611572373eb90b6d3a5be67
[INFO] running `Command { std: "docker" "start" "-a" "2dea0eaec84493e7960793f737434c9644170faf4611572373eb90b6d3a5be67", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking constant_time_eq v0.3.1
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking arrayref v0.3.9
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]     Checking cpufeatures v0.2.16
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling halo2curves v0.7.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking pairing v0.23.0
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking ff v0.12.1
[INFO] [stderr]     Checking group v0.12.1
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]    Compiling unroll v0.1.5
[INFO] [stderr]    Compiling halo2derive v0.1.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[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 pasta_curves v0.4.1
[INFO] [stderr]     Checking halo2_middleware v0.4.0 (https://github.com/privacy-scaling-explorations/halo2#0661f467)
[INFO] [stderr]     Checking halo2_backend v0.4.0 (https://github.com/privacy-scaling-explorations/halo2#0661f467)
[INFO] [stderr]     Checking halo2_frontend v0.4.0 (https://github.com/privacy-scaling-explorations/halo2#0661f467)
[INFO] [stderr]     Checking halo2_proofs v0.4.0 (https://github.com/privacy-scaling-explorations/halo2#0661f467)
[INFO] [stderr]     Checking halo2-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.99s
[INFO] running `Command { std: "docker" "inspect" "2dea0eaec84493e7960793f737434c9644170faf4611572373eb90b6d3a5be67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dea0eaec84493e7960793f737434c9644170faf4611572373eb90b6d3a5be67", kill_on_drop: false }`
[INFO] [stdout] 2dea0eaec84493e7960793f737434c9644170faf4611572373eb90b6d3a5be67