[INFO] fetching crate flubber 0.1.0...
[INFO] testing flubber-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate flubber 0.1.0 into /workspace/builds/worker-5-tc1/source
[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-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flubber 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 107 packages to latest compatible versions
[INFO] [stderr]       Adding bytes v0.4.12 (available: v1.10.1)
[INFO] [stderr]       Adding derive_more v0.14.1 (available: v2.0.1)
[INFO] [stderr]       Adding diesel v1.4.8 (available: v2.3.2)
[INFO] [stderr]       Adding diesel_migrations v1.4.0 (available: v2.3.0)
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.31)
[INFO] [stderr]       Adding pretty_assertions v0.5.1 (available: v1.4.1)
[INFO] [stderr]       Adding serde_cbor v0.9.0 (available: v0.11.2)
[INFO] [stderr]       Adding tokio v0.1.22 (available: v1.47.1)
[INFO] [stderr]       Adding toml v0.4.10 (available: v0.9.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-signal v0.2.9
[INFO] [stderr]   Downloaded derive_more v0.15.0
[INFO] [stderr]   Downloaded serde_cbor v0.9.0
[INFO] [stderr]   Downloaded libremexre v0.1.12
[INFO] [stderr]   Downloaded derive_more v0.14.1
[INFO] [stderr]   Downloaded pretty_assertions v0.5.1
[INFO] [stderr]   Downloaded tokio-process v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a63f8d5c2c47ebc1b40fc5569c02371ec73a9d3632e664ceb93f7a93a17a6c1
[INFO] running `Command { std: "docker" "start" "-a" "5a63f8d5c2c47ebc1b40fc5569c02371ec73a9d3632e664ceb93f7a93a17a6c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a63f8d5c2c47ebc1b40fc5569c02371ec73a9d3632e664ceb93f7a93a17a6c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a63f8d5c2c47ebc1b40fc5569c02371ec73a9d3632e664ceb93f7a93a17a6c1", kill_on_drop: false }`
[INFO] [stdout] 5a63f8d5c2c47ebc1b40fc5569c02371ec73a9d3632e664ceb93f7a93a17a6c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e18368284e3bc9b7488dd2421ee11d16d2b4cab57b5811519feeddb134687b1
[INFO] running `Command { std: "docker" "start" "-a" "6e18368284e3bc9b7488dd2421ee11d16d2b4cab57b5811519feeddb134687b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_cbor v0.9.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-signal v0.2.9
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-process v0.2.5
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling diesel v1.4.8
[INFO] [stderr]    Compiling libremexre v0.1.12
[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 `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 `StreamDeserializer<'_, _, _>`
[INFO] [stdout]      |
[INFO] [stdout] note: if you're trying to build a new `StreamDeserializer<'_, _, _>`, consider using `StreamDeserializer::<'de, R, T>::new` which returns `StreamDeserializer<'_, _, _>`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_cbor-0.9.0/src/de.rs:1029:5
[INFO] [stdout]      |
[INFO] [stdout] 1029 |     pub fn new(read: R) -> StreamDeserializer<'de, R, T> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "6e18368284e3bc9b7488dd2421ee11d16d2b4cab57b5811519feeddb134687b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e18368284e3bc9b7488dd2421ee11d16d2b4cab57b5811519feeddb134687b1", kill_on_drop: false }`
[INFO] [stdout] 6e18368284e3bc9b7488dd2421ee11d16d2b4cab57b5811519feeddb134687b1