[INFO] fetching crate rumqttd 0.5.0...
[INFO] checking rumqttd-0.5.0 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate rumqttd 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rumqttd 0.5.0 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rumqttd 0.5.0
[INFO] finished tweaking crates.io crate rumqttd 0.5.0
[INFO] tweaked toml for crates.io crate rumqttd 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate rumqttd 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prost v0.7.0
[INFO] [stderr]   Downloaded prost-types v0.7.0
[INFO] [stderr]   Downloaded prost-derive v0.7.0
[INFO] [stderr]   Downloaded symbolic-common v8.0.2
[INFO] [stderr]   Downloaded symbolic-demangle v8.0.2
[INFO] [stderr]   Downloaded bytemuck v1.5.0
[INFO] [stderr]   Downloaded confy v0.4.0
[INFO] [stderr]   Downloaded jemallocator v0.3.2
[INFO] [stderr]   Downloaded tokio-util v0.6.2
[INFO] [stderr]   Downloaded pprof v0.4.0
[INFO] [stderr]   Downloaded tokio-stream v0.1.2
[INFO] [stderr]   Downloaded jemalloc-sys v0.3.2
[INFO] [stderr]   Downloaded tokio v1.0.2
[INFO] [stderr]   Downloaded buf_redux v0.8.4
[INFO] [stderr]   Downloaded multipart v0.17.1
[INFO] [stderr]   Downloaded tokio-tungstenite v0.13.0
[INFO] [stderr]   Downloaded prost-build v0.7.0
[INFO] [stderr]   Downloaded rumqttlog v0.5.0
[INFO] [stderr]   Downloaded warp v0.3.0
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c8a1e190bb7d0096743944459ea89b05c02f404aed5937a63c5a17b4de1c43f
[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" "9c8a1e190bb7d0096743944459ea89b05c02f404aed5937a63c5a17b4de1c43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c8a1e190bb7d0096743944459ea89b05c02f404aed5937a63c5a17b4de1c43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8a1e190bb7d0096743944459ea89b05c02f404aed5937a63c5a17b4de1c43f", kill_on_drop: false }`
[INFO] [stdout] 9c8a1e190bb7d0096743944459ea89b05c02f404aed5937a63c5a17b4de1c43f
[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" "RUSTFLAGS=--cap-lints=forbid" "-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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 246d7ad450abfe0f97afb9acea8bb0a402e9ae93d965c52896eb999eb5dc1988
[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" "246d7ad450abfe0f97afb9acea8bb0a402e9ae93d965c52896eb999eb5dc1988", 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] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]     Checking mqttbytes v0.2.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling generic-array v0.14.4
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[INFO] [stderr]    Compiling miniz_oxide v0.4.3
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[INFO] [stderr]    Compiling cpp_demangle v0.3.2
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[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
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[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking generic-array v0.12.3
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[INFO] [stderr]     Checking rand v0.8.2
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[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]     Checking tungstenite v0.12.0
[INFO] [stderr]     Checking multipart v0.17.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.120
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling pin-project-internal v1.0.4
[INFO] [stderr]    Compiling argh_derive v0.1.4
[INFO] [stderr]     Checking async-stream v0.3.0
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking argh v0.1.4
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]     Checking pin-project v1.0.4
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking tokio-stream v0.1.2
[INFO] [stderr]     Checking tokio-tungstenite v0.13.0
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking tokio-util v0.6.2
[INFO] [stderr]     Checking h2 v0.3.0
[INFO] [stderr]    Compiling pprof v0.4.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking rumqttlog v0.5.0
[INFO] [stderr]     Checking confy v0.4.0
[INFO] [stderr]     Checking hyper v0.14.2
[INFO] [stderr]     Checking warp v0.3.0
[INFO] [stderr]     Checking jemallocator v0.3.2
[INFO] [stderr]     Checking rumqttd v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 40s
[INFO] running `Command { std: "docker" "inspect" "246d7ad450abfe0f97afb9acea8bb0a402e9ae93d965c52896eb999eb5dc1988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "246d7ad450abfe0f97afb9acea8bb0a402e9ae93d965c52896eb999eb5dc1988", kill_on_drop: false }`
[INFO] [stdout] 246d7ad450abfe0f97afb9acea8bb0a402e9ae93d965c52896eb999eb5dc1988