[INFO] fetching crate flubber 0.1.0...
[INFO] testing flubber-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate flubber 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate flubber 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flubber 0.1.0
[INFO] finished tweaking crates.io crate flubber 0.1.0
[INFO] tweaked toml for crates.io crate flubber 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", 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] df7d9cf2567ed394d38883838285189af8271afce7e49f38851e661789ed656e
[INFO] running `Command { std: "docker" "start" "-a" "df7d9cf2567ed394d38883838285189af8271afce7e49f38851e661789ed656e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df7d9cf2567ed394d38883838285189af8271afce7e49f38851e661789ed656e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7d9cf2567ed394d38883838285189af8271afce7e49f38851e661789ed656e", kill_on_drop: false }`
[INFO] [stdout] df7d9cf2567ed394d38883838285189af8271afce7e49f38851e661789ed656e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cad4a6a9ca92772bcaee6a4eb2fa02fda1882dad0f178e7246d34a5402a89f8
[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" "7cad4a6a9ca92772bcaee6a4eb2fa02fda1882dad0f178e7246d34a5402a89f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_cbor v0.9.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling tokio-signal v0.2.9
[INFO] [stderr]    Compiling tokio-process v0.2.5
[INFO] [stderr]    Compiling libremexre v0.1.12
[INFO] [stderr]    Compiling diesel v1.4.5
[INFO] [stderr]    Compiling migrations_internals v1.4.1
[INFO] [stderr]    Compiling migrations_macros v1.4.2
[INFO] [stderr]    Compiling diesel_migrations v1.4.0
[INFO] [stderr]    Compiling flubber v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no function or associated item named `from_slice` found for struct `serde_cbor::StreamDeserializer<'_, _, _>` in the current scope
[INFO] [stdout]   --> src/util/cbor_subprocess.rs:26:42
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let de = StreamDeserializer::from_slice(&self.recv_bytes_queue);
[INFO] [stdout]    |                                          ^^^^^^^^^^ function or associated item not found in `serde_cbor::StreamDeserializer<'_, _, _>`
[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 `flubber`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "7cad4a6a9ca92772bcaee6a4eb2fa02fda1882dad0f178e7246d34a5402a89f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cad4a6a9ca92772bcaee6a4eb2fa02fda1882dad0f178e7246d34a5402a89f8", kill_on_drop: false }`
[INFO] [stdout] 7cad4a6a9ca92772bcaee6a4eb2fa02fda1882dad0f178e7246d34a5402a89f8
