[INFO] fetching crate cargo-src 0.1.8...
[INFO] documenting cargo-src-0.1.8 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate cargo-src 0.1.8 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cargo-src 0.1.8 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-src 0.1.8
[INFO] finished tweaking crates.io crate cargo-src 0.1.8
[INFO] tweaked toml for crates.io crate cargo-src 0.1.8 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cargo-src 0.1.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af1281611c33771dbfde12303e342bed80b85bb12e0a0e2f0833e1c899d46cd4
[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" "af1281611c33771dbfde12303e342bed80b85bb12e0a0e2f0833e1c899d46cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af1281611c33771dbfde12303e342bed80b85bb12e0a0e2f0833e1c899d46cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af1281611c33771dbfde12303e342bed80b85bb12e0a0e2f0833e1c899d46cd4", kill_on_drop: false }`
[INFO] [stdout] af1281611c33771dbfde12303e342bed80b85bb12e0a0e2f0833e1c899d46cd4
[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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aae1054a42eb17662fb23130dbd5cf2f5192a171a137fc4264e5750435cc28a5
[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" "aae1054a42eb17662fb23130dbd5cf2f5192a171a137fc4264e5750435cc28a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking nibble_vec v0.0.4
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking rls-blacklist v0.1.3
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking tokio-sync v0.1.7
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking rls-span v0.4.1
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking rustdoc-highlight v0.1.10
[INFO] [stdout] error[E0463]: can't find crate for `rustc_parse`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustdoc-highlight-0.1.10/src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | extern crate rustc_parse;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustdoc-highlight`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "aae1054a42eb17662fb23130dbd5cf2f5192a171a137fc4264e5750435cc28a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aae1054a42eb17662fb23130dbd5cf2f5192a171a137fc4264e5750435cc28a5", kill_on_drop: false }`
[INFO] [stdout] aae1054a42eb17662fb23130dbd5cf2f5192a171a137fc4264e5750435cc28a5