[INFO] fetching crate aionic 0.1.7...
[INFO] checking aionic-0.1.7 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate aionic 0.1.7 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate aionic 0.1.7
[INFO] finished tweaking crates.io crate aionic 0.1.7
[INFO] tweaked toml for crates.io crate aionic 0.1.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate aionic 0.1.7 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 aionic 0.1.7 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c7e19e341d123b653b2624db78abc48ae50ea305af2afa94db0f287806112145
[INFO] running `Command { std: "docker" "start" "-a" "c7e19e341d123b653b2624db78abc48ae50ea305af2afa94db0f287806112145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7e19e341d123b653b2624db78abc48ae50ea305af2afa94db0f287806112145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7e19e341d123b653b2624db78abc48ae50ea305af2afa94db0f287806112145", kill_on_drop: false }`
[INFO] [stdout] c7e19e341d123b653b2624db78abc48ae50ea305af2afa94db0f287806112145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b35006e55a2c535116f4a3ea5cc15ef759fa292f547ce7fcf2c77db9848dfb66
[INFO] running `Command { std: "docker" "start" "-a" "b35006e55a2c535116f4a3ea5cc15ef759fa292f547ce7fcf2c77db9848dfb66", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.81
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling serde v1.0.181
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling rustix v0.38.6
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking deranged v0.3.7
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]     Checking vte v0.11.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking defer-drop v1.3.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking beef v0.5.2
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking time v0.3.25
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking tuikit v0.5.0
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking regex-automata v0.3.4
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking fd-lock v3.0.13
[INFO] [stderr]     Checking timer v0.2.0
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]     Checking tokio v1.29.1
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.11.2
[INFO] [stderr]    Compiling derive_builder_macro v0.11.2
[INFO] [stderr]     Checking derive_builder v0.11.2
[INFO] [stderr]     Checking skim v0.10.4
[INFO] [stderr]     Checking rustyline v12.0.0
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]     Checking hyper v0.14.27
[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-0.14.27/src/proto/h2/mod.rs:452:5
[INFO] [stdout]     |
[INFO] [stdout] 452 |     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] running `Command { std: "docker" "inspect" "b35006e55a2c535116f4a3ea5cc15ef759fa292f547ce7fcf2c77db9848dfb66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b35006e55a2c535116f4a3ea5cc15ef759fa292f547ce7fcf2c77db9848dfb66", kill_on_drop: false }`
[INFO] [stdout] b35006e55a2c535116f4a3ea5cc15ef759fa292f547ce7fcf2c77db9848dfb66