[INFO] cloning repository https://github.com/HappyFalcon22/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/HappyFalcon22/halo2-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHappyFalcon22%2Fhalo2-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHappyFalcon22%2Fhalo2-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6929c53e82b12a86abeb4be3bd9ba841ff93fd1
[INFO] building HappyFalcon22/halo2-practice against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHappyFalcon22%2Fhalo2-practice" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HappyFalcon22/halo2-practice on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HappyFalcon22/halo2-practice
[INFO] finished tweaking git repo https://github.com/HappyFalcon22/halo2-practice
[INFO] tweaked toml for git repo https://github.com/HappyFalcon22/halo2-practice written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/HappyFalcon22/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" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59de7acab9fd699b8cbc9051b4c2c86c143f8c557e6f4b1163fecd331c6c372a
[INFO] running `Command { std: "docker" "start" "-a" "59de7acab9fd699b8cbc9051b4c2c86c143f8c557e6f4b1163fecd331c6c372a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59de7acab9fd699b8cbc9051b4c2c86c143f8c557e6f4b1163fecd331c6c372a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59de7acab9fd699b8cbc9051b4c2c86c143f8c557e6f4b1163fecd331c6c372a", kill_on_drop: false }`
[INFO] [stdout] 59de7acab9fd699b8cbc9051b4c2c86c143f8c557e6f4b1163fecd331c6c372a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a18fc434980e9877f440dbafc73e22b8164a11c9e67edd5caa2d51bbf94f338
[INFO] running `Command { std: "docker" "start" "-a" "0a18fc434980e9877f440dbafc73e22b8164a11c9e67edd5caa2d51bbf94f338", kill_on_drop: false }`
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[INFO] [stderr]    Compiling halo2curves v0.3.2 (https://github.com/privacy-scaling-explorations/halo2curves?tag=0.3.2#9f5c5081)
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[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling auto_impl v1.2.0
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.2
[INFO] [stderr]    Compiling fastrlp-derive v0.1.5
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling rlp-derive v0.1.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling halo2_proofs v0.2.0 (https://github.com/privacy-scaling-explorations/halo2?tag=v2023_02_02#0a8646b7)
[INFO] [stderr]    Compiling halo2_proofs v0.2.0 (https://github.com/orochi-network/halo2?tag=v0_0_2#8270a67b)
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stdout] error[E0599]: no method named `expect` found for struct `subtle::CtOption` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/halo2-08a07a46647e1b7f/8270a67/halo2_proofs/src/poly/kzg/commitment.rs:97:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |           let n_inv = E::Scalar::from(n)
[INFO] [stdout]    |  _____________________-
[INFO] [stdout] 96 | |             .invert()
[INFO] [stdout] 97 | |             .expect("inversion should be ok for n = 1<<k");
[INFO] [stdout]    | |             -^^^^^^ method not found in `CtOption<<E as Engine>::Scalar>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling halo2_gadgets v0.2.0 (https://github.com/privacy-scaling-explorations/halo2?tag=v2023_02_02#0a8646b7)
[INFO] [stderr]    Compiling parity-scale-codec v3.6.12
[INFO] [stderr]    Compiling impl-serde v0.3.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling coins-core v0.7.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling serde_with v1.14.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `halo2_proofs` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0a18fc434980e9877f440dbafc73e22b8164a11c9e67edd5caa2d51bbf94f338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a18fc434980e9877f440dbafc73e22b8164a11c9e67edd5caa2d51bbf94f338", kill_on_drop: false }`
[INFO] [stdout] 0a18fc434980e9877f440dbafc73e22b8164a11c9e67edd5caa2d51bbf94f338
