[INFO] fetching crate flubber 0.1.0...
[INFO] testing flubber-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate flubber 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate flubber 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30d9f885490707c9b7b0f2020b6d5bced61bdce72c573e22c7b83e2a4ae562a0
[INFO] running `Command { std: "docker" "start" "-a" "30d9f885490707c9b7b0f2020b6d5bced61bdce72c573e22c7b83e2a4ae562a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30d9f885490707c9b7b0f2020b6d5bced61bdce72c573e22c7b83e2a4ae562a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30d9f885490707c9b7b0f2020b6d5bced61bdce72c573e22c7b83e2a4ae562a0", kill_on_drop: false }`
[INFO] [stdout] 30d9f885490707c9b7b0f2020b6d5bced61bdce72c573e22c7b83e2a4ae562a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3e016d111eaccf7284375ab85d15f24c06db44c1519e35301848096ee4c747e
[INFO] running `Command { std: "docker" "start" "-a" "d3e016d111eaccf7284375ab85d15f24c06db44c1519e35301848096ee4c747e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling serde_cbor v0.9.0
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling regex v1.5.4
[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 tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-signal v0.2.9
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-process v0.2.5
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling libremexre v0.1.12
[INFO] [stderr]    Compiling diesel v1.4.8
[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] 
[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` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d3e016d111eaccf7284375ab85d15f24c06db44c1519e35301848096ee4c747e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e016d111eaccf7284375ab85d15f24c06db44c1519e35301848096ee4c747e", kill_on_drop: false }`
[INFO] [stdout] d3e016d111eaccf7284375ab85d15f24c06db44c1519e35301848096ee4c747e