[INFO] updating cached repository https://github.com/damienpontifex/azure-iot-sdk-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cc1013a0eff6e567cf8aab7c1479f8e7d3c678a
[INFO] checking damienpontifex/azure-iot-sdk-rs against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdamienpontifex%2Fazure-iot-sdk-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/damienpontifex/azure-iot-sdk-rs on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/damienpontifex/azure-iot-sdk-rs
[INFO] finished tweaking git repo https://github.com/damienpontifex/azure-iot-sdk-rs
[INFO] tweaked toml for git repo https://github.com/damienpontifex/azure-iot-sdk-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/damienpontifex/azure-iot-sdk-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", 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] 9a64f89c5222c73cfdd8a4e35d93480a57da262d3fb0eb271f72cda332787561
[INFO] running `Command { std: "docker" "start" "-a" "9a64f89c5222c73cfdd8a4e35d93480a57da262d3fb0eb271f72cda332787561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a64f89c5222c73cfdd8a4e35d93480a57da262d3fb0eb271f72cda332787561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a64f89c5222c73cfdd8a4e35d93480a57da262d3fb0eb271f72cda332787561", kill_on_drop: false }`
[INFO] [stdout] 9a64f89c5222c73cfdd8a4e35d93480a57da262d3fb0eb271f72cda332787561
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--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] 6805cf9a223de9c8b25b1a3f2f50d675f8280f650cc249e901dd6af46827e7b2
[INFO] running `Command { std: "docker" "start" "-a" "6805cf9a223de9c8b25b1a3f2f50d675f8280f650cc249e901dd6af46827e7b2", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking base64 v0.12.0
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]     Checking tokio v0.2.18
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking mqtt-protocol v0.8.1
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking azure_iot_sdk v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/message.rs:50:27
[INFO] [stdout]    |
[INFO] [stdout] 50 |     PublishTwinProperties{request_id: String, body: String},
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:53:58
[INFO] [stdout]    |
[INFO] [stdout] 53 | #![warn(missing_debug_implementations, rust_2018_idioms, missing_docs)]
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/message.rs:50:47
[INFO] [stdout]    |
[INFO] [stdout] 50 |     PublishTwinProperties{request_id: String, body: String},
[INFO] [stdout]    |                                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "6805cf9a223de9c8b25b1a3f2f50d675f8280f650cc249e901dd6af46827e7b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6805cf9a223de9c8b25b1a3f2f50d675f8280f650cc249e901dd6af46827e7b2", kill_on_drop: false }`
[INFO] [stdout] 6805cf9a223de9c8b25b1a3f2f50d675f8280f650cc249e901dd6af46827e7b2