[INFO] fetching crate kos 0.7.10...
[INFO] checking kos-0.7.10 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate kos 0.7.10 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate kos 0.7.10
[INFO] finished tweaking crates.io crate kos 0.7.10
[INFO] tweaked toml for crates.io crate kos 0.7.10 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kos 0.7.10 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 crates.io crate kos 0.7.10 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b90744c4e89b729cb1dca05525c3e3a21d7097d2abfc2ff7a3edfd5063aea5af
[INFO] running `Command { std: "docker" "start" "-a" "b90744c4e89b729cb1dca05525c3e3a21d7097d2abfc2ff7a3edfd5063aea5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b90744c4e89b729cb1dca05525c3e3a21d7097d2abfc2ff7a3edfd5063aea5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b90744c4e89b729cb1dca05525c3e3a21d7097d2abfc2ff7a3edfd5063aea5af", kill_on_drop: false }`
[INFO] [stdout] b90744c4e89b729cb1dca05525c3e3a21d7097d2abfc2ff7a3edfd5063aea5af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 53a4c7f0312f3f2d52a7927cae0b8f6e4964f2b2f19ff50d65f1b428d88f0a4e
[INFO] running `Command { std: "docker" "start" "-a" "53a4c7f0312f3f2d52a7927cae0b8f6e4964f2b2f19ff50d65f1b428d88f0a4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling prettyplease v0.2.32
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling multimap v0.10.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]    Compiling owo-colors v4.2.1
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling color-spantrace v0.2.2
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking object v0.36.7
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking time-core v0.1.4
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking clap_builder v4.5.38
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking arraydeque v0.5.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking directories v5.0.1
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking hashlink v0.9.1
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking yaml-rust2 v0.9.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling prost-derive v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]    Compiling prost v0.12.6
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling prost-types v0.12.6
[INFO] [stderr]     Checking clap v4.5.38
[INFO] [stderr]     Checking prost-types v0.13.5
[INFO] [stderr]    Compiling prost-build v0.12.6
[INFO] [stderr]     Checking tracing-error v0.2.1
[INFO] [stderr]     Checking tracing-appender v0.2.3
[INFO] [stderr]    Compiling prost-build v0.13.5
[INFO] [stderr]     Checking color-eyre v0.6.4
[INFO] [stderr]    Compiling krec v0.2.9
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking axum-core v0.4.5
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]    Compiling tonic-build v0.12.3
[INFO] [stderr]    Compiling kos v0.7.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking rumqttc v0.24.0
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking h2 v0.4.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking axum v0.7.9
[INFO] [stderr]     Checking hyper v1.6.0
[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-1.6.0/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" "53a4c7f0312f3f2d52a7927cae0b8f6e4964f2b2f19ff50d65f1b428d88f0a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53a4c7f0312f3f2d52a7927cae0b8f6e4964f2b2f19ff50d65f1b428d88f0a4e", kill_on_drop: false }`
[INFO] [stdout] 53a4c7f0312f3f2d52a7927cae0b8f6e4964f2b2f19ff50d65f1b428d88f0a4e
