[INFO] fetching crate check-if-email-exists 0.9.1...
[INFO] checking check-if-email-exists-0.9.1 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate check-if-email-exists 0.9.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate check-if-email-exists 0.9.1
[INFO] finished tweaking crates.io crate check-if-email-exists 0.9.1
[INFO] tweaked toml for crates.io crate check-if-email-exists 0.9.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate check-if-email-exists 0.9.1 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 272 packages to latest compatible versions
[INFO] [stderr]       Adding async-native-tls v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding async-smtp v0.6.0 (available: v0.10.2)
[INFO] [stderr]       Adding async-std-resolver v0.21.2 (available: v0.24.4)
[INFO] [stderr]       Adding fantoccini v0.19.3 (available: v0.22.0)
[INFO] [stderr]       Adding fast-socks5 v0.9.6 (available: v0.10.0)
[INFO] [stderr]       Adding mailchecker v5.0.9 (available: v6.0.18)
[INFO] [stderr]       Adding md5 v0.7.0 (available: v0.8.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.24)
[INFO] [stderr]       Adding trust-dns-proto v0.21.2 (available: v0.23.2)
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6cf38d998330d1b73f5fc5719db7daceca472f4e503230ea51d04574b4100f33
[INFO] running `Command { std: "docker" "start" "-a" "6cf38d998330d1b73f5fc5719db7daceca472f4e503230ea51d04574b4100f33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cf38d998330d1b73f5fc5719db7daceca472f4e503230ea51d04574b4100f33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf38d998330d1b73f5fc5719db7daceca472f4e503230ea51d04574b4100f33", kill_on_drop: false }`
[INFO] [stdout] 6cf38d998330d1b73f5fc5719db7daceca472f4e503230ea51d04574b4100f33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c4360857ca33153ad0d028416672371dc1589ad6c6cea4f5564e96b93c300d31
[INFO] running `Command { std: "docker" "start" "-a" "c4360857ca33153ad0d028416672371dc1589ad6c6cea4f5564e96b93c300d31", kill_on_drop: false }`
[INFO] [stderr]     Checking value-bag v1.11.1
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[INFO] [stderr]    Compiling tokio-macros v2.6.0
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[INFO] [stderr]    Compiling vcpkg v0.2.15
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[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking serde v1.0.228
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[INFO] [stderr]    Compiling openssl-sys v0.9.110
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[INFO] [stderr]    Compiling openssl-macros v0.1.1
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[INFO] [stderr]    Compiling native-tls v0.2.14
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[INFO] [stderr]    Compiling ident_case v1.0.1
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[INFO] [stderr]    Compiling heck v0.4.1
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[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking futures v0.3.31
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[INFO] [stderr]     Checking async-native-tls v0.4.0
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[INFO] [stderr]    Compiling derive_builder_core v0.9.0
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[INFO] [stderr]     Checking polling v3.11.0
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[INFO] [stderr]     Checking async-smtp v0.6.0
[INFO] [stderr]     Checking async-signal v0.2.13
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking async-process v2.5.0
[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]     Checking trust-dns-resolver v0.21.2
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking levenshtein v1.0.5
[INFO] [stderr]     Checking async-std v1.13.2
[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]     Checking regex v1.12.2
[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" "c4360857ca33153ad0d028416672371dc1589ad6c6cea4f5564e96b93c300d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4360857ca33153ad0d028416672371dc1589ad6c6cea4f5564e96b93c300d31", kill_on_drop: false }`
[INFO] [stdout] c4360857ca33153ad0d028416672371dc1589ad6c6cea4f5564e96b93c300d31