[INFO] fetching crate olaf2 0.0.3...
[INFO] documenting olaf2-0.0.3 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate olaf2 0.0.3 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate olaf2 0.0.3 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate olaf2 0.0.3
[INFO] finished tweaking crates.io crate olaf2 0.0.3
[INFO] tweaked toml for crates.io crate olaf2 0.0.3 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded abscissa_derive v0.0.2
[INFO] [stderr]   Downloaded abscissa v0.0.4
[INFO] [stderr]   Downloaded canonical-path v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87aba19cb87590aec90ede5bc2433eda5298b8ba75e1461f0519709b3a48acd7
[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" "87aba19cb87590aec90ede5bc2433eda5298b8ba75e1461f0519709b3a48acd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87aba19cb87590aec90ede5bc2433eda5298b8ba75e1461f0519709b3a48acd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87aba19cb87590aec90ede5bc2433eda5298b8ba75e1461f0519709b3a48acd7", kill_on_drop: false }`
[INFO] [stdout] 87aba19cb87590aec90ede5bc2433eda5298b8ba75e1461f0519709b3a48acd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8105662d990386eb809d5d824111332b65eb1c789268abb5776a5a23401c8313
[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" "8105662d990386eb809d5d824111332b65eb1c789268abb5776a5a23401c8313", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking canonical-path v0.1.1
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]    Compiling actix-web v0.7.19
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking universal-hash v0.3.0
[INFO] [stderr]     Checking aead v0.2.0
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling abscissa_derive v0.0.2
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking serde_qs v0.4.6
[INFO] [stderr]     Checking polyval v0.3.3
[INFO] [stderr]     Checking trust-dns-proto v0.6.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking ghash v0.2.3
[INFO] [stderr]     Checking aes-gcm v0.5.0
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking cookie v0.11.3
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]     Checking abscissa v0.0.4
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking actix-net v0.2.6
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]     Checking oauth2 v2.0.0
[INFO] [stderr]  Documenting olaf2 v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0252]: the name `Serialize` is defined multiple times
[INFO] [stdout]  --> src/msgs.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{de::DeserializeOwned, Serialize};
[INFO] [stdout]   |                                   --------- previous import of the macro `Serialize` here
[INFO] [stdout] 3 | use serde_derive::{Deserialize, Serialize};
[INFO] [stdout]   |                                 ^^^^^^^^^ `Serialize` reimported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Serialize` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `actix_web::server::Server`
[INFO] [stdout]   --> src/client.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 |     server::{self, Server},
[INFO] [stdout]    |                    ^^^^^^ no `Server` in `server`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta 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 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0252, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0252`.
[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-4dd29ce845cf4b45.rmeta --extern actix=/opt/rustwide/target/debug/deps/libactix-4e1091d04f47c596.rmeta --extern actix_web=/opt/rustwide/target/debug/deps/libactix_web-a4520a047be20721.rmeta --extern base64=/opt/rustwide/target/debug/deps/libbase64-3e3f2557dd2e5666.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-e2d4ce27a887f568.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-56dd397d7044e9d2.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-f6a782863e1804d0.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-db88f49d9e5662e7.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-95a9d57e67df36ac.rmeta --extern oauth2=/opt/rustwide/target/debug/deps/liboauth2-4de24b6a799a5daa.rmeta --extern open=/opt/rustwide/target/debug/deps/libopen-446dee27ca74f3e7.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-3c099bea820a9d53.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-6d710656a55d01ee.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-d1f24ad445d04cd0.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-3a89c57880b62507.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-84a39eece91e0e31.rmeta --extern serde_qs=/opt/rustwide/target/debug/deps/libserde_qs-cbd694f4543d5f33.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-fb91dea5fffb979a.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-05e65f681e2717ab.rmeta --extern url_serde=/opt/rustwide/target/debug/deps/liburl_serde-cc708d3b871d1750.rmeta --cap-lints=warn --crate-version 0.0.3` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "8105662d990386eb809d5d824111332b65eb1c789268abb5776a5a23401c8313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8105662d990386eb809d5d824111332b65eb1c789268abb5776a5a23401c8313", kill_on_drop: false }`
[INFO] [stdout] 8105662d990386eb809d5d824111332b65eb1c789268abb5776a5a23401c8313