[INFO] fetching crate fixerio 0.1.3...
[INFO] documenting fixerio-0.1.3 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate fixerio 0.1.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate fixerio 0.1.3 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixerio 0.1.3
[INFO] finished tweaking crates.io crate fixerio 0.1.3
[INFO] tweaked toml for crates.io crate fixerio 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded try-lock v0.1.0
[INFO] [stderr]   Downloaded take v0.1.0
[INFO] [stderr]   Downloaded relay v0.1.1
[INFO] [stderr]   Downloaded smallvec v0.2.1
[INFO] [stderr]   Downloaded tokio-service v0.1.0
[INFO] [stderr]   Downloaded slab v0.3.0
[INFO] [stderr]   Downloaded hyper v0.11.27
[INFO] [stderr]   Downloaded want v0.0.4
[INFO] [stderr]   Downloaded tokio-proto v0.1.1
[INFO] [stderr]   Downloaded tokio-core v0.1.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccc2a1fbae11ff896bb7110f28d615d9d0e9f78db484b3608288a57375b08ce7
[INFO] running `Command { std: "docker" "start" "-a" "ccc2a1fbae11ff896bb7110f28d615d9d0e9f78db484b3608288a57375b08ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccc2a1fbae11ff896bb7110f28d615d9d0e9f78db484b3608288a57375b08ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc2a1fbae11ff896bb7110f28d615d9d0e9f78db484b3608288a57375b08ce7", kill_on_drop: false }`
[INFO] [stdout] ccc2a1fbae11ff896bb7110f28d615d9d0e9f78db484b3608288a57375b08ce7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e6bb91efa72a12856faea6ddc8aabd8f9d73410e38dc85e4b1d0934c91fedd9
[INFO] running `Command { std: "docker" "start" "-a" "2e6bb91efa72a12856faea6ddc8aabd8f9d73410e38dc85e4b1d0934c91fedd9", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking net2 v0.2.38
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking object v0.30.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.18
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking backtrace v0.3.67
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]  Documenting fixerio v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]    --> src/exchange.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub try: f32,
[INFO] [stdout]     |         ^^^ maybe a missing crate `core`?
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `fixerio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name fixerio src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=66ec412337d0d35c -L dependency=/opt/rustwide/target/debug/deps --extern error_chain=/opt/rustwide/target/debug/deps/liberror_chain-bd5602ec8eb12b18.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-a3d5cd7832f6a737.rmeta --extern hyper=/opt/rustwide/target/debug/deps/libhyper-1c8c1e912562eb73.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-b6956e1a4b2bd63a.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-1e3f81b92e3ccf1e.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-60e137dca47e7fe3.rmeta --extern tokio_core=/opt/rustwide/target/debug/deps/libtokio_core-69f5616576e2aa83.rmeta --cap-lints=warn --crate-version 0.1.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2e6bb91efa72a12856faea6ddc8aabd8f9d73410e38dc85e4b1d0934c91fedd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e6bb91efa72a12856faea6ddc8aabd8f9d73410e38dc85e4b1d0934c91fedd9", kill_on_drop: false }`
[INFO] [stdout] 2e6bb91efa72a12856faea6ddc8aabd8f9d73410e38dc85e4b1d0934c91fedd9
