[INFO] fetching crate r1cs-zkinterface 0.1.2...
[INFO] testing r1cs-zkinterface-0.1.2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate r1cs-zkinterface 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate r1cs-zkinterface 0.1.2
[INFO] finished tweaking crates.io crate r1cs-zkinterface 0.1.2
[INFO] tweaked toml for crates.io crate r1cs-zkinterface 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate r1cs-zkinterface 0.1.2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 86 packages to latest compatible versions
[INFO] [stderr]       Adding num v0.2.1 (available: v0.4.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36f0aa72f8b68e34bd4680e86712f4fc55f3356bc67efbce8335a0c5e51a4ebd
[INFO] running `Command { std: "docker" "start" "-a" "36f0aa72f8b68e34bd4680e86712f4fc55f3356bc67efbce8335a0c5e51a4ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36f0aa72f8b68e34bd4680e86712f4fc55f3356bc67efbce8335a0c5e51a4ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f0aa72f8b68e34bd4680e86712f4fc55f3356bc67efbce8335a0c5e51a4ebd", kill_on_drop: false }`
[INFO] [stdout] 36f0aa72f8b68e34bd4680e86712f4fc55f3356bc67efbce8335a0c5e51a4ebd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 962d38b1459a09a1ea8e0fbd2af737bb5f1f8e9826fd5ca23ed63f6e9dee564b
[INFO] running `Command { std: "docker" "start" "-a" "962d38b1459a09a1ea8e0fbd2af737bb5f1f8e9826fd5ca23ed63f6e9dee564b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling bimap v0.4.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling serde_yaml v0.8.26
[INFO] [stderr]    Compiling flatbuffers v0.5.0
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling r1cs v0.4.7
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling zkinterface v1.3.4
[INFO] [stderr]    Compiling r1cs-zkinterface v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `zkinterface::writing`
[INFO] [stdout]  --> src/lib.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use zkinterface::writing::{CircuitOwned, VariablesOwned};
[INFO] [stdout]   |                  ^^^^^^^ could not find `writing` in `zkinterface`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `zkinterface::zkinterface_generated::zkinterface::R1CSConstraints`, `zkinterface::zkinterface_generated::zkinterface::R1CSConstraintsArgs`
[INFO] [stdout]  --> src/lib.rs:7:108
[INFO] [stdout]   |
[INFO] [stdout] 7 | ...tArgs, Message, R1CSConstraints, R1CSConstraintsArgs, Root, RootArgs, Variables, VariablesArgs, Witness, WitnessArgs};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^ no `R1CSConstraintsArgs` in `zkinterface_generated::zkinterface`
[INFO] [stdout]   |                    |
[INFO] [stdout]   |                    no `R1CSConstraints` in `zkinterface_generated::zkinterface`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `R1CSConstraints` found for enum `zkinterface::zkinterface_generated::zkinterface::Message` in the current scope
[INFO] [stdout]   --> src/lib.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 |         message_type: Message::R1CSConstraints,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^ variant or associated item not found in `zkinterface::zkinterface_generated::zkinterface::Message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `r1cs-zkinterface` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "962d38b1459a09a1ea8e0fbd2af737bb5f1f8e9826fd5ca23ed63f6e9dee564b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "962d38b1459a09a1ea8e0fbd2af737bb5f1f8e9826fd5ca23ed63f6e9dee564b", kill_on_drop: false }`
[INFO] [stdout] 962d38b1459a09a1ea8e0fbd2af737bb5f1f8e9826fd5ca23ed63f6e9dee564b