[INFO] fetching crate webrtc-unreliable-client 0.3.0...
[INFO] checking webrtc-unreliable-client-0.3.0 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate webrtc-unreliable-client 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate webrtc-unreliable-client 0.3.0
[INFO] finished tweaking crates.io crate webrtc-unreliable-client 0.3.0
[INFO] tweaked toml for crates.io crate webrtc-unreliable-client 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate webrtc-unreliable-client 0.3.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 302 packages to latest compatible versions
[INFO] [stderr]       Adding aes v0.6.0 (available: v0.8.4)
[INFO] [stderr]       Adding aes-gcm v0.8.0 (available: v0.10.3)
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding block-modes v0.7.0 (available: v0.9.1)
[INFO] [stderr]       Adding ccm v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding crc v2.1.0 (available: v3.3.0)
[INFO] [stderr]       Adding der-parser v8.2.0 (available: v10.0.0)
[INFO] [stderr]       Adding derive_builder v0.10.2 (available: v0.20.2)
[INFO] [stderr]       Adding hmac v0.10.1 (available: v0.12.1)
[INFO] [stderr]       Adding nix v0.23.2 (available: v0.30.1)
[INFO] [stderr]       Adding p256 v0.11.1 (available: v0.13.2)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.9.3)
[INFO] [stderr]       Adding rcgen v0.10.0 (available: v0.14.5)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.24)
[INFO] [stderr]       Adding ring v0.16.20 (available: v0.17.14)
[INFO] [stderr]       Adding rustls v0.19.1 (available: v0.23.33)
[INFO] [stderr]       Adding sha-1 v0.9.8 (available: v0.10.1)
[INFO] [stderr]       Adding sha2 v0.9.9 (available: v0.10.9)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.18.1)
[INFO] [stderr]       Adding webpki v0.21.4 (available: v0.22.4)
[INFO] [stderr]       Adding x509-parser v0.15.1 (available: v0.18.0)
[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] 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] 58c3c3c15c0e7c3d6d1592b51f5e4ed72c94341420172dd1cf96f93a41264244
[INFO] running `Command { std: "docker" "start" "-a" "58c3c3c15c0e7c3d6d1592b51f5e4ed72c94341420172dd1cf96f93a41264244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58c3c3c15c0e7c3d6d1592b51f5e4ed72c94341420172dd1cf96f93a41264244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58c3c3c15c0e7c3d6d1592b51f5e4ed72c94341420172dd1cf96f93a41264244", kill_on_drop: false }`
[INFO] [stdout] 58c3c3c15c0e7c3d6d1592b51f5e4ed72c94341420172dd1cf96f93a41264244
[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] 44b9c1994630b8245732775b863e487a209cbf2e330a128d546957048c16297e
[INFO] running `Command { std: "docker" "start" "-a" "44b9c1994630b8245732775b863e487a209cbf2e330a128d546957048c16297e", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling asn1-rs-impl v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking base64ct v1.8.0
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking der v0.6.1
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]     Checking openssl-sys v0.9.110
[INFO] [stderr]    Compiling oid-registry v0.6.1
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking ff v0.12.1
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]    Compiling asn1-rs-derive v0.4.0
[INFO] [stderr]     Checking group v0.12.1
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking spki v0.6.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking pkcs8 v0.9.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]     Checking crypto-bigint v0.4.9
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sec1 v0.3.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking openssl v0.10.74
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking pem v1.1.1
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking webpki-roots v0.25.4
[INFO] [stderr]     Checking crc-catalog v1.1.1
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking rfc6979 v0.3.1
[INFO] [stderr]     Checking elliptic-curve v0.12.3
[INFO] [stderr]     Checking crc v2.1.0
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking block-modes v0.7.0
[INFO] [stderr]     Checking waitgroup v0.1.2
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking ccm v0.3.0
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking tinyjson v2.5.1
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking ecdsa v0.14.8
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking p256 v0.11.1
[INFO] [stderr]     Checking x25519-dalek v2.0.1
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking asn1-rs v0.5.2
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking derive_builder v0.10.2
[INFO] [stderr]     Checking der-parser v8.2.0
[INFO] [stderr]     Checking native-tls v0.2.14
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking x509-parser v0.14.0
[INFO] [stderr]     Checking x509-parser v0.15.1
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking rcgen v0.10.0
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking hyper v0.14.32
[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] running `Command { std: "docker" "inspect" "44b9c1994630b8245732775b863e487a209cbf2e330a128d546957048c16297e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44b9c1994630b8245732775b863e487a209cbf2e330a128d546957048c16297e", kill_on_drop: false }`
[INFO] [stdout] 44b9c1994630b8245732775b863e487a209cbf2e330a128d546957048c16297e
