[INFO] cloning repository https://github.com/Sumwhen/mqtt_cpu_scheduler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sumwhen/mqtt_cpu_scheduler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSumwhen%2Fmqtt_cpu_scheduler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSumwhen%2Fmqtt_cpu_scheduler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 699781f67fc043abb3cae903b37f65475ebf193e
[INFO] checking Sumwhen/mqtt_cpu_scheduler against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSumwhen%2Fmqtt_cpu_scheduler" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Sumwhen/mqtt_cpu_scheduler
[INFO] finished tweaking git repo https://github.com/Sumwhen/mqtt_cpu_scheduler
[INFO] tweaked toml for git repo https://github.com/Sumwhen/mqtt_cpu_scheduler written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Sumwhen/mqtt_cpu_scheduler on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Sumwhen/mqtt_cpu_scheduler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "fetch" "--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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae088fed583943f0e9badaaeb95356e416394257deb806376f3c41593ba9d61b
[INFO] running `Command { std: "docker" "start" "-a" "ae088fed583943f0e9badaaeb95356e416394257deb806376f3c41593ba9d61b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae088fed583943f0e9badaaeb95356e416394257deb806376f3c41593ba9d61b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae088fed583943f0e9badaaeb95356e416394257deb806376f3c41593ba9d61b", kill_on_drop: false }`
[INFO] [stdout] ae088fed583943f0e9badaaeb95356e416394257deb806376f3c41593ba9d61b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ddcdaf37fafbf1a65bd20a2da00631ea5209d288c3751777c42c256df4544f7
[INFO] running `Command { std: "docker" "start" "-a" "6ddcdaf37fafbf1a65bd20a2da00631ea5209d288c3751777c42c256df4544f7", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]     Checking indexmap v2.7.1
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling zerocopy v0.8.14
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]     Checking miniz_oxide v0.8.3
[INFO] [stderr]     Checking getrandom v0.3.0-rc.0
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]     Checking rustls-native-certs v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.14
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking http v1.2.0
[INFO] [stderr]     Checking hdrhistogram v7.5.4
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking rand_core v0.9.0-beta.1
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling async-trait v0.1.85
[INFO] [stderr]    Compiling prost-derive v0.13.4
[INFO] [stderr]    Compiling pin-project-internal v1.1.8
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking axum-core v0.4.5
[INFO] [stderr]     Checking pin-project v1.1.8
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.9.0-beta.1
[INFO] [stderr]     Checking prost v0.13.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.9.0-beta.3
[INFO] [stderr]     Checking prost-types v0.13.4
[INFO] [stderr]     Checking tokio-util v0.7.13
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking tokio-rustls v0.25.0
[INFO] [stderr]     Checking rumqttc v0.24.0
[INFO] [stderr]     Checking h2 v0.4.7
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking axum v0.7.9
[INFO] [stderr]     Checking hyper v1.5.2
[INFO] [stdout] error: zero-sized fields in `repr(transparent)` cannot contain external non-exhaustive types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hyper-1.5.2/src/proto/h2/mod.rs:427:5
[INFO] [stdout]     |
[INFO] [stdout] 427 |     impossible: Impossible,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this field contains `Impossible`, which is not inhabited, and makes it not a breaking change to become non-zero-sized in the future.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hyper` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6ddcdaf37fafbf1a65bd20a2da00631ea5209d288c3751777c42c256df4544f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddcdaf37fafbf1a65bd20a2da00631ea5209d288c3751777c42c256df4544f7", kill_on_drop: false }`
[INFO] [stdout] 6ddcdaf37fafbf1a65bd20a2da00631ea5209d288c3751777c42c256df4544f7