[INFO] fetching crate halo2 0.1.0-beta.2...
[INFO] checking halo2-0.1.0-beta.2 against master#e652caa679a304af11fc04f1f12452f255a82593 for pr-98000
[INFO] extracting crate halo2 0.1.0-beta.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate halo2 0.1.0-beta.2 on toolchain e652caa679a304af11fc04f1f12452f255a82593
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate halo2 0.1.0-beta.2
[INFO] finished tweaking crates.io crate halo2 0.1.0-beta.2
[INFO] tweaked toml for crates.io crate halo2 0.1.0-beta.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4706622ae7c06eac4cfe126555b015be8390daf188c394b960a3a4068ae07e00
[INFO] running `Command { std: "docker" "start" "-a" "4706622ae7c06eac4cfe126555b015be8390daf188c394b960a3a4068ae07e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4706622ae7c06eac4cfe126555b015be8390daf188c394b960a3a4068ae07e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4706622ae7c06eac4cfe126555b015be8390daf188c394b960a3a4068ae07e00", kill_on_drop: false }`
[INFO] [stdout] 4706622ae7c06eac4cfe126555b015be8390daf188c394b960a3a4068ae07e00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18e28bc44f17322e1eb796c24a909bdc53bd920f2b800736834e5634d74a2763
[INFO] running `Command { std: "docker" "start" "-a" "18e28bc44f17322e1eb796c24a909bdc53bd920f2b800736834e5634d74a2763", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.9
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking wyz v0.5.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking blake2b_simd v1.0.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking bitvec v1.0.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking ff v0.12.0
[INFO] [stderr]     Checking group v0.12.0
[INFO] [stderr]     Checking pasta_curves v0.4.0
[INFO] [stderr]     Checking halo2_proofs v0.1.0
[INFO] [stderr]     Checking halo2 v0.1.0-beta.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.28s
[INFO] running `Command { std: "docker" "inspect" "18e28bc44f17322e1eb796c24a909bdc53bd920f2b800736834e5634d74a2763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18e28bc44f17322e1eb796c24a909bdc53bd920f2b800736834e5634d74a2763", kill_on_drop: false }`
[INFO] [stdout] 18e28bc44f17322e1eb796c24a909bdc53bd920f2b800736834e5634d74a2763