[INFO] fetching crate fuzzmutator 0.2.1... [INFO] checking fuzzmutator-0.2.1 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] extracting crate fuzzmutator 0.2.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate fuzzmutator 0.2.1 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fuzzmutator 0.2.1 [INFO] finished tweaking crates.io crate fuzzmutator 0.2.1 [INFO] tweaked toml for crates.io crate fuzzmutator 0.2.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e3e120a04e863ef102024f66821e496e2f48eddba14eee6367dd42fc6d413540 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e3e120a04e863ef102024f66821e496e2f48eddba14eee6367dd42fc6d413540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3e120a04e863ef102024f66821e496e2f48eddba14eee6367dd42fc6d413540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3e120a04e863ef102024f66821e496e2f48eddba14eee6367dd42fc6d413540", kill_on_drop: false }` [INFO] [stdout] e3e120a04e863ef102024f66821e496e2f48eddba14eee6367dd42fc6d413540 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 857d4c3d7fda220b174c8c6817de79acd66375d579f7b9dab98fb7e47ea61765 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "857d4c3d7fda220b174c8c6817de79acd66375d579f7b9dab98fb7e47ea61765", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking fuzzmutator v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0599]: no method named `mutation_grade` found for struct `MutatorEngine` in the current scope [INFO] [stdout] --> src/mutator.rs:389:19 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct MutatorEngine { [INFO] [stdout] | ------------------------ method `mutation_grade` not found for this [INFO] [stdout] ... [INFO] [stdout] 389 | mutatoren.mutation_grade(0.199); [INFO] [stdout] | ^^^^^^^^^^^^^^ method not found in `MutatorEngine` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `fuzzmutator` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "857d4c3d7fda220b174c8c6817de79acd66375d579f7b9dab98fb7e47ea61765", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "857d4c3d7fda220b174c8c6817de79acd66375d579f7b9dab98fb7e47ea61765", kill_on_drop: false }` [INFO] [stdout] 857d4c3d7fda220b174c8c6817de79acd66375d579f7b9dab98fb7e47ea61765