[INFO] fetching crate ecfuzz 0.2.4...
[INFO] checking ecfuzz-0.2.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate ecfuzz 0.2.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ecfuzz 0.2.4
[INFO] finished tweaking crates.io crate ecfuzz 0.2.4
[INFO] tweaked toml for crates.io crate ecfuzz 0.2.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ecfuzz 0.2.4 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ecfuzz 0.2.4 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ad6acfb4669caa1eeb75ab59429f1d6d6dcf8942a769ec324f6da1ede6db994
[INFO] running `Command { std: "docker" "start" "-a" "2ad6acfb4669caa1eeb75ab59429f1d6d6dcf8942a769ec324f6da1ede6db994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ad6acfb4669caa1eeb75ab59429f1d6d6dcf8942a769ec324f6da1ede6db994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad6acfb4669caa1eeb75ab59429f1d6d6dcf8942a769ec324f6da1ede6db994", kill_on_drop: false }`
[INFO] [stdout] 2ad6acfb4669caa1eeb75ab59429f1d6d6dcf8942a769ec324f6da1ede6db994
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 910926aeaf17dc4c83e1483cec6b7bc802d9a20da7a1826e3efa0bdc1d3d12d9
[INFO] running `Command { std: "docker" "start" "-a" "910926aeaf17dc4c83e1483cec6b7bc802d9a20da7a1826e3efa0bdc1d3d12d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking xxhash-rust v0.8.7
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking ecfuzz v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0382]: borrow of moved value: `my_engine.data`
[INFO] [stdout]    --> examples/fuzz_c_lib/main.rs:291:32
[INFO] [stdout]     |
[INFO] [stdout] 220 |     let mut my_engine = MyFuzzEngine::new();
[INFO] [stdout]     |         ------------- move occurs because `my_engine` has type `MyFuzzEngine`, which does not implement the `Copy` trait
[INFO] [stdout] ...
[INFO] [stdout] 256 |         my_engine.mutate(cov_corpus.total_coverage.len());
[INFO] [stdout]     |         --------- value moved here
[INFO] [stdout] ...
[INFO] [stdout] 291 |             let corpus_entry = my_engine.data.clone().serialize(mutation_trial.coverage);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ value borrowed here after move
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0382`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ecfuzz` (example "fuzz_c_lib") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "910926aeaf17dc4c83e1483cec6b7bc802d9a20da7a1826e3efa0bdc1d3d12d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "910926aeaf17dc4c83e1483cec6b7bc802d9a20da7a1826e3efa0bdc1d3d12d9", kill_on_drop: false }`
[INFO] [stdout] 910926aeaf17dc4c83e1483cec6b7bc802d9a20da7a1826e3efa0bdc1d3d12d9