[INFO] fetching crate test-fuzz-runtime 0.1.0-alpha.12...
[INFO] checking test-fuzz-runtime-0.1.0-alpha.12 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] extracting crate test-fuzz-runtime 0.1.0-alpha.12 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate test-fuzz-runtime 0.1.0-alpha.12 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate test-fuzz-runtime 0.1.0-alpha.12
[INFO] finished tweaking crates.io crate test-fuzz-runtime 0.1.0-alpha.12
[INFO] tweaked toml for crates.io crate test-fuzz-runtime 0.1.0-alpha.12 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo_metadata v0.13.1
[INFO] [stderr]   Downloaded camino v1.0.4
[INFO] [stderr]   Downloaded cargo-platform v0.1.1
[INFO] [stderr]   Downloaded test-fuzz-dirs v0.1.0-alpha.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 031814e751b6b4254bfccdb25d6bbae1a310cc72972dae06cffc39f8828f8868
[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" "031814e751b6b4254bfccdb25d6bbae1a310cc72972dae06cffc39f8828f8868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "031814e751b6b4254bfccdb25d6bbae1a310cc72972dae06cffc39f8828f8868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "031814e751b6b4254bfccdb25d6bbae1a310cc72972dae06cffc39f8828f8868", kill_on_drop: false }`
[INFO] [stdout] 031814e751b6b4254bfccdb25d6bbae1a310cc72972dae06cffc39f8828f8868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4e36b6fc4b76ee55868d6903d0b824ae71d015fbb7e1413e86e2b16ad5ad4cd6
[INFO] running `Command { std: "docker" "start" "-a" "4e36b6fc4b76ee55868d6903d0b824ae71d015fbb7e1413e86e2b16ad5ad4cd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]    Compiling camino v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking cargo_metadata v0.13.1
[INFO] [stderr]     Checking test-fuzz-dirs v0.1.0-alpha.12
[INFO] [stderr]     Checking test-fuzz-runtime v0.1.0-alpha.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.07s
[INFO] running `Command { std: "docker" "inspect" "4e36b6fc4b76ee55868d6903d0b824ae71d015fbb7e1413e86e2b16ad5ad4cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e36b6fc4b76ee55868d6903d0b824ae71d015fbb7e1413e86e2b16ad5ad4cd6", kill_on_drop: false }`
[INFO] [stdout] 4e36b6fc4b76ee55868d6903d0b824ae71d015fbb7e1413e86e2b16ad5ad4cd6