[INFO] fetching crate halo2 0.1.0-beta.2...
[INFO] checking halo2-0.1.0-beta.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate halo2 0.1.0-beta.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate halo2 0.1.0-beta.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages
[INFO] [stderr]       Adding ff v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding group v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding halo2_proofs v0.1.0 (latest: v0.3.0)
[INFO] [stderr]       Adding pasta_curves v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding radium v0.7.0 (latest: v1.1.0)
[INFO] [stderr]       Adding wyz v0.5.1 (latest: v0.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pasta_curves v0.4.1
[INFO] [stderr]   Downloaded halo2_proofs v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f576400a2cba9acd71eaf6b80ce7e4222da414c22dbbf10b32e5d6604565f02
[INFO] running `Command { std: "docker" "start" "-a" "6f576400a2cba9acd71eaf6b80ce7e4222da414c22dbbf10b32e5d6604565f02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f576400a2cba9acd71eaf6b80ce7e4222da414c22dbbf10b32e5d6604565f02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f576400a2cba9acd71eaf6b80ce7e4222da414c22dbbf10b32e5d6604565f02", kill_on_drop: false }`
[INFO] [stdout] 6f576400a2cba9acd71eaf6b80ce7e4222da414c22dbbf10b32e5d6604565f02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00038e2ac8ca9d143393ec3edc90998887a02469db0dc73084c4ff09df35b91c
[INFO] running `Command { std: "docker" "start" "-a" "00038e2ac8ca9d143393ec3edc90998887a02469db0dc73084c4ff09df35b91c", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking ff v0.12.1
[INFO] [stderr]     Checking group v0.12.1
[INFO] [stderr]     Checking pasta_curves v0.4.1
[INFO] [stderr]     Checking halo2_proofs v0.1.0
[INFO] [stderr]     Checking halo2 v0.1.0-beta.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `Command { std: "docker" "inspect" "00038e2ac8ca9d143393ec3edc90998887a02469db0dc73084c4ff09df35b91c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00038e2ac8ca9d143393ec3edc90998887a02469db0dc73084c4ff09df35b91c", kill_on_drop: false }`
[INFO] [stdout] 00038e2ac8ca9d143393ec3edc90998887a02469db0dc73084c4ff09df35b91c
[INFO] checking halo2-0.1.0-beta.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate halo2 0.1.0-beta.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate halo2 0.1.0-beta.2 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f97735ac79ea666c8fa5f46a72bff8a1241be467fbd2eefbb4eb3338b0c6dba1
[INFO] running `Command { std: "docker" "start" "-a" "f97735ac79ea666c8fa5f46a72bff8a1241be467fbd2eefbb4eb3338b0c6dba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f97735ac79ea666c8fa5f46a72bff8a1241be467fbd2eefbb4eb3338b0c6dba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f97735ac79ea666c8fa5f46a72bff8a1241be467fbd2eefbb4eb3338b0c6dba1", kill_on_drop: false }`
[INFO] [stdout] f97735ac79ea666c8fa5f46a72bff8a1241be467fbd2eefbb4eb3338b0c6dba1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c559d00bd744cf664da114c6db622561b4b95ebfbb35781d5aad237b26100af8
[INFO] running `Command { std: "docker" "start" "-a" "c559d00bd744cf664da114c6db622561b4b95ebfbb35781d5aad237b26100af8", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking ff v0.12.1
[INFO] [stderr]     Checking group v0.12.1
[INFO] [stderr]     Checking pasta_curves v0.4.1
[INFO] [stderr]     Checking halo2_proofs v0.1.0
[INFO] [stderr]     Checking halo2 v0.1.0-beta.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.79s
[INFO] running `Command { std: "docker" "inspect" "c559d00bd744cf664da114c6db622561b4b95ebfbb35781d5aad237b26100af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c559d00bd744cf664da114c6db622561b4b95ebfbb35781d5aad237b26100af8", kill_on_drop: false }`
[INFO] [stdout] c559d00bd744cf664da114c6db622561b4b95ebfbb35781d5aad237b26100af8