[INFO] fetching crate cexio 0.5.3...
[INFO] documenting cexio-0.5.3 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate cexio 0.5.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cexio 0.5.3 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 cexio 0.5.3
[INFO] finished tweaking crates.io crate cexio 0.5.3
[INFO] tweaked toml for crates.io crate cexio 0.5.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate cexio 0.5.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f45520aeedc2ce17877ee3cae84ddda6753bb71db7e6806d9259a8d275c8fbd8
[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" "f45520aeedc2ce17877ee3cae84ddda6753bb71db7e6806d9259a8d275c8fbd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f45520aeedc2ce17877ee3cae84ddda6753bb71db7e6806d9259a8d275c8fbd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f45520aeedc2ce17877ee3cae84ddda6753bb71db7e6806d9259a8d275c8fbd8", kill_on_drop: false }`
[INFO] [stdout] f45520aeedc2ce17877ee3cae84ddda6753bb71db7e6806d9259a8d275c8fbd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 21b2ac12ad0396692ee85d1ca321f73c1f5cdb4f0bd10cd234ad218425d7f4a3
[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" "21b2ac12ad0396692ee85d1ca321f73c1f5cdb4f0bd10cd234ad218425d7f4a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking cpuid-bool v0.1.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking base64 v0.12.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.7
[INFO] [stderr]  Documenting cexio v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `BTC_USD` should have an upper camel case name
[INFO] [stdout]    --> src/models.rs:355:12
[INFO] [stdout]     |
[INFO] [stdout] 355 | pub struct BTC_USD {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to upper camel case: `BtcUsd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "21b2ac12ad0396692ee85d1ca321f73c1f5cdb4f0bd10cd234ad218425d7f4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21b2ac12ad0396692ee85d1ca321f73c1f5cdb4f0bd10cd234ad218425d7f4a3", kill_on_drop: false }`
[INFO] [stdout] 21b2ac12ad0396692ee85d1ca321f73c1f5cdb4f0bd10cd234ad218425d7f4a3