[INFO] cloning repository https://github.com/mm-zk/ethproofs-verifier
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mm-zk/ethproofs-verifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmm-zk%2Fethproofs-verifier", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmm-zk%2Fethproofs-verifier'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2071f86b24661b9d729d40692c807d41ca86c25e
[INFO] testing mm-zk/ethproofs-verifier against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmm-zk%2Fethproofs-verifier" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/mm-zk/ethproofs-verifier
[INFO] finished tweaking git repo https://github.com/mm-zk/ethproofs-verifier
[INFO] tweaked toml for git repo https://github.com/mm-zk/ethproofs-verifier written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mm-zk/ethproofs-verifier on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mm-zk/ethproofs-verifier 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/matter-labs/zksync-airbender`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/shamatar/lib-rv32.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f65bfa5668d110921dbeb3801e0623b62fa91829c80b59293ba2dd78b7e88cf
[INFO] running `Command { std: "docker" "start" "-a" "7f65bfa5668d110921dbeb3801e0623b62fa91829c80b59293ba2dd78b7e88cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f65bfa5668d110921dbeb3801e0623b62fa91829c80b59293ba2dd78b7e88cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f65bfa5668d110921dbeb3801e0623b62fa91829c80b59293ba2dd78b7e88cf", kill_on_drop: false }`
[INFO] [stdout] 7f65bfa5668d110921dbeb3801e0623b62fa91829c80b59293ba2dd78b7e88cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b4d01fb5c48cd7849d461f6e3ca0ba6cc59b3a17caa7bcd4e7dfdfc7d94d523
[INFO] running `Command { std: "docker" "start" "-a" "8b4d01fb5c48cd7849d461f6e3ca0ba6cc59b3a17caa7bcd4e7dfdfc7d94d523", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
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[INFO] [stderr]    Compiling num-traits v0.2.19
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[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling rustc-hash v2.1.1
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[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.105
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[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling js-sys v0.3.82
[INFO] [stderr]    Compiling field v0.1.0 (https://github.com/matter-labs/zksync-airbender?tag=dev-v0.8.2#439c0e80)
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling serde-big-array v0.5.1
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling trace_holder v0.1.0 (https://github.com/matter-labs/zksync-airbender?tag=dev-v0.8.2#439c0e80)
[INFO] [stderr]    Compiling poseidon2 v0.1.0 (https://github.com/matter-labs/zksync-airbender?tag=dev-v0.8.2#439c0e80)
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling fft v0.1.0 (https://github.com/matter-labs/zksync-airbender?tag=dev-v0.8.2#439c0e80)
[INFO] [stderr]    Compiling inferno v0.12.4
[INFO] [stderr]    Compiling circuit_common v0.1.0 (https://github.com/matter-labs/zksync-airbender?tag=dev-v0.8.2#439c0e80)
[INFO] [stderr]    Compiling addr2line v0.22.0
[INFO] [stderr]    Compiling super-seq-macro v0.3.8
[INFO] [stderr]    Compiling cs v0.1.0 (https://github.com/matter-labs/zksync-airbender?tag=dev-v0.8.2#439c0e80)
[INFO] [stdout] error[E0432]: unresolved import `std::assert_matches`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/zksync-airbender-8ab8222a00c65218/439c0e8/cs/src/cs/witness_placer/graph_description/mod.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::assert_matches::assert_matches;
[INFO] [stdout]   |          ^^^^^^^^^^^^^^ could not find `assert_matches` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cs` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8b4d01fb5c48cd7849d461f6e3ca0ba6cc59b3a17caa7bcd4e7dfdfc7d94d523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b4d01fb5c48cd7849d461f6e3ca0ba6cc59b3a17caa7bcd4e7dfdfc7d94d523", kill_on_drop: false }`
[INFO] [stdout] 8b4d01fb5c48cd7849d461f6e3ca0ba6cc59b3a17caa7bcd4e7dfdfc7d94d523