[INFO] fetching crate scratchstack-aws-signature-hyper 0.10.5...
[INFO] checking scratchstack-aws-signature-hyper-0.10.5 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate scratchstack-aws-signature-hyper 0.10.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate scratchstack-aws-signature-hyper 0.10.5
[INFO] finished tweaking crates.io crate scratchstack-aws-signature-hyper 0.10.5
[INFO] tweaked toml for crates.io crate scratchstack-aws-signature-hyper 0.10.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scratchstack-aws-signature-hyper 0.10.5 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 213 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.8.4 (available: v0.11.8)
[INFO] [stderr]       Adding http v0.2.12 (available: v1.3.1)
[INFO] [stderr]       Adding http-body v0.4.6 (available: v1.0.1)
[INFO] [stderr]       Adding hyper v0.14.32 (available: v1.7.0)
[INFO] [stderr]       Adding rusoto_core v0.46.0 (available: v0.48.0)
[INFO] [stderr]       Adding rusoto_credential v0.46.0 (available: v0.48.0)
[INFO] [stderr]       Adding rusoto_signature v0.46.0 (available: v0.48.0)
[INFO] [stderr]       Adding scratchstack-aws-principal v0.3.4 (available: v0.4.9)
[INFO] [stderr]       Adding scratchstack-aws-signature v0.10.5 (available: v0.10.6)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] [stderr]       Adding tower v0.4.13 (available: v0.5.2)
[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] [stderr]     Blocking waiting for file lock on package cache
[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] 5faa01b0da9b6a729fe5a560332cb566225ab555d2af5077fcbe838dfac37994
[INFO] running `Command { std: "docker" "start" "-a" "5faa01b0da9b6a729fe5a560332cb566225ab555d2af5077fcbe838dfac37994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5faa01b0da9b6a729fe5a560332cb566225ab555d2af5077fcbe838dfac37994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5faa01b0da9b6a729fe5a560332cb566225ab555d2af5077fcbe838dfac37994", kill_on_drop: false }`
[INFO] [stdout] 5faa01b0da9b6a729fe5a560332cb566225ab555d2af5077fcbe838dfac37994
[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] 7f2f8e9f88655de5c6f6ee6f75c980b61d137708e1d5ba4e3474ab8d5e167226
[INFO] running `Command { std: "docker" "start" "-a" "7f2f8e9f88655de5c6f6ee6f75c980b61d137708e1d5ba4e3474ab8d5e167226", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling const_fn v0.4.11
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]     Checking native-tls v0.2.14
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]    Compiling rusoto_core v0.46.0
[INFO] [stderr]     Checking env_filter v0.1.4
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking scratchstack-aws-principal v0.3.4
[INFO] [stderr]    Compiling test-log-macros v0.2.18
[INFO] [stderr]     Checking humantime v2.3.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]     Checking test-log v0.2.18
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking scratchstack-aws-signature v0.10.5
[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" "7f2f8e9f88655de5c6f6ee6f75c980b61d137708e1d5ba4e3474ab8d5e167226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f2f8e9f88655de5c6f6ee6f75c980b61d137708e1d5ba4e3474ab8d5e167226", kill_on_drop: false }`
[INFO] [stdout] 7f2f8e9f88655de5c6f6ee6f75c980b61d137708e1d5ba4e3474ab8d5e167226