[INFO] fetching crate cbg-core 3.2.0...
[INFO] checking cbg-core-3.2.0 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate cbg-core 3.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate cbg-core 3.2.0
[INFO] finished tweaking crates.io crate cbg-core 3.2.0
[INFO] tweaked toml for crates.io crate cbg-core 3.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cbg-core 3.2.0 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 cbg-core 3.2.0 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-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] 25cdc617f26250902acb1cb3583064885989b91a53297047dd7045e56ef28850
[INFO] running `Command { std: "docker" "start" "-a" "25cdc617f26250902acb1cb3583064885989b91a53297047dd7045e56ef28850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25cdc617f26250902acb1cb3583064885989b91a53297047dd7045e56ef28850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25cdc617f26250902acb1cb3583064885989b91a53297047dd7045e56ef28850", kill_on_drop: false }`
[INFO] [stdout] 25cdc617f26250902acb1cb3583064885989b91a53297047dd7045e56ef28850
[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] 70f15551a9251b8103f9a6b9a6e829e63d5b45662edb90443b372bae46fa8126
[INFO] running `Command { std: "docker" "start" "-a" "70f15551a9251b8103f9a6b9a6e829e63d5b45662edb90443b372bae46fa8126", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking flate2 v1.1.4
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking equator v0.4.2
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking weezl v0.1.10
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking aligned-vec v0.6.4
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[INFO] [stderr]    Compiling pathfinder_simd v0.5.5
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v6.0.0
[INFO] [stderr]    Compiling freetype-sys v0.20.1
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]    Compiling built v0.7.7
[INFO] [stderr]     Checking h2 v0.4.12
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]    Compiling rustls v0.23.32
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]     Checking deranged v0.5.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking v_frame v0.3.9
[INFO] [stderr]     Checking rustls-webpki v0.103.7
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking webpki-roots v1.0.3
[INFO] [stderr]    Compiling profiling-procmacros v1.0.17
[INFO] [stderr]     Checking libloading v0.8.9
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stderr]     Checking maybe-rayon v0.1.1
[INFO] [stderr]     Checking profiling v1.0.17
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking av1-grain v0.2.4
[INFO] [stderr]     Checking webpki-roots v0.26.11
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking tokio-rustls v0.25.0
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking hyper v1.7.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking half v2.7.0
[INFO] [stderr]    Compiling fax_derive v0.2.0
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[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-1.7.0/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]    Compiling serenity v0.12.4
[INFO] [stderr]     Checking bitstream-io v2.6.0
[INFO] [stderr]     Checking regex-syntax v0.8.7
[INFO] [stderr]    Compiling font-kit v0.14.3
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking jpeg-decoder v0.3.2
[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-0.14.32/src/proto/h2/mod.rs:451:5
[INFO] [stdout]     |
[INFO] [stdout] 451 |     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] [stderr] error: could not compile `hyper` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "70f15551a9251b8103f9a6b9a6e829e63d5b45662edb90443b372bae46fa8126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70f15551a9251b8103f9a6b9a6e829e63d5b45662edb90443b372bae46fa8126", kill_on_drop: false }`
[INFO] [stdout] 70f15551a9251b8103f9a6b9a6e829e63d5b45662edb90443b372bae46fa8126