[INFO] cloning repository https://github.com/samscott89/olaf2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samscott89/olaf2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamscott89%2Folaf2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamscott89%2Folaf2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a664605fc11021e2f6ceb9fed0c678da73925c4
[INFO] documenting samscott89/olaf2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamscott89%2Folaf2" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samscott89/olaf2 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 git repo https://github.com/samscott89/olaf2
[INFO] finished tweaking git repo https://github.com/samscott89/olaf2
[INFO] tweaked toml for git repo https://github.com/samscott89/olaf2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/samscott89/olaf2 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] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 8fad7e8506cdf74c58df6d064fae33a3cc4676cabc4c6996a8999a3e74b794d6
[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" "8fad7e8506cdf74c58df6d064fae33a3cc4676cabc4c6996a8999a3e74b794d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fad7e8506cdf74c58df6d064fae33a3cc4676cabc4c6996a8999a3e74b794d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fad7e8506cdf74c58df6d064fae33a3cc4676cabc4c6996a8999a3e74b794d6", kill_on_drop: false }`
[INFO] [stdout] 8fad7e8506cdf74c58df6d064fae33a3cc4676cabc4c6996a8999a3e74b794d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 90b61d3ac0915bd5af285fad5755ccd0fafc9e5a7a2c311bbc4a1a4e96c082c4
[INFO] running `Command { std: "docker" "start" "-a" "90b61d3ac0915bd5af285fad5755ccd0fafc9e5a7a2c311bbc4a1a4e96c082c4", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Checking futures v0.1.24
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling openssl v0.10.12
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]    Compiling native-tls v0.2.1
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking canonical-path v0.1.1
[INFO] [stderr]     Checking data-encoding v2.1.1
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking open v1.2.2
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling actix-web v0.7.8
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.36
[INFO] [stderr]    Compiling libz-sys v1.0.23
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling ring v0.13.2
[INFO] [stderr]    Compiling curl-sys v0.4.12
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking encoding_rs v0.8.7
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking backtrace-sys v0.1.24
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking crossbeam-epoch v0.6.0
[INFO] [stderr]     Checking phf_shared v0.7.23
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]     Checking mime v0.3.9
[INFO] [stderr]     Checking libflate v0.1.18
[INFO] [stderr]     Checking http v0.1.13
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking tokio-io v0.1.9
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.6
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking tokio-timer v0.2.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.7
[INFO] [stderr]     Checking tokio-current-thread v0.1.3
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.1
[INFO] [stderr]     Checking tokio-signal v0.2.5
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]     Checking trust-dns-proto v0.4.0
[INFO] [stderr]     Checking tokio v0.1.10
[INFO] [stderr]     Checking h2 v0.1.12
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking trust-dns-resolver v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking hyper v0.12.10
[INFO] [stderr]     Checking serde_json v1.0.31
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking serde_urlencoded v0.5.3
[INFO] [stderr]     Checking toml v0.4.7
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking simplelog v0.5.2
[INFO] [stderr]     Checking hyper-tls v0.3.0
[INFO] [stderr]     Checking reqwest v0.9.2
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]     Checking curl v0.4.17
[INFO] [stderr]     Checking serde_qs v0.4.1
[INFO] [stderr]    Compiling actix_derive v0.3.0
[INFO] [stderr]    Compiling abscissa_derive v0.0.2
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking actix v0.7.4
[INFO] [stderr]     Checking oauth2 v2.0.0-alpha.2 (https://github.com/ramosbugs/oauth2-rs#f0cf5da5)
[INFO] [stderr]     Checking abscissa v0.0.4
[INFO] [stderr]  Documenting olaf2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> src/lib.rs:151:1
[INFO] [stdout]     |
[INFO] [stdout] 151 | #![feature(uniform_paths)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `olaf2`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name olaf2 src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern abscissa=/opt/rustwide/target/debug/deps/libabscissa-ace71b33dfd26404.rmeta --extern actix=/opt/rustwide/target/debug/deps/libactix-dc857486a9ac95e8.rmeta --extern actix_web=/opt/rustwide/target/debug/deps/libactix_web-26d83ca9f3b32c07.rmeta --extern base64=/opt/rustwide/target/debug/deps/libbase64-0a713284358a3de6.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-4a6d09be12d3b4e6.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-228180ca8d217beb.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-e3906eeed0bc1418.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-96c1ea82010db8ba.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-4c0b3a18232bca35.rmeta --extern oauth2=/opt/rustwide/target/debug/deps/liboauth2-bc39b1019bc0f210.rmeta --extern open=/opt/rustwide/target/debug/deps/libopen-a27e3b34abeeee73.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-8b9a7719902f176b.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-c3917847fbc2c352.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-02c53eac70096ba1.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-1bfc8150cc13993c.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-a0fc55eaf722f1ec.rmeta --extern serde_qs=/opt/rustwide/target/debug/deps/libserde_qs-e9eaad7a746ecc87.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-1adf3b12c97616b8.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-8771f128e11855e2.rmeta --extern url_serde=/opt/rustwide/target/debug/deps/liburl_serde-37ce4ab425ab72f9.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "90b61d3ac0915bd5af285fad5755ccd0fafc9e5a7a2c311bbc4a1a4e96c082c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90b61d3ac0915bd5af285fad5755ccd0fafc9e5a7a2c311bbc4a1a4e96c082c4", kill_on_drop: false }`
[INFO] [stdout] 90b61d3ac0915bd5af285fad5755ccd0fafc9e5a7a2c311bbc4a1a4e96c082c4