[INFO] fetching crate mtv-crypto-middleware 0.1.0...
[INFO] checking mtv-crypto-middleware-0.1.0 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate mtv-crypto-middleware 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mtv-crypto-middleware 0.1.0
[INFO] finished tweaking crates.io crate mtv-crypto-middleware 0.1.0
[INFO] tweaked toml for crates.io crate mtv-crypto-middleware 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mtv-crypto-middleware 0.1.0 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 289 packages to latest compatible versions
[INFO] [stderr]       Adding fastrand v1.9.0 (available: v2.3.0)
[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-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] a442bae888bd126e934b82d8aae800fb9c3f0f38aa87530c58ea909042e72b2f
[INFO] running `Command { std: "docker" "start" "-a" "a442bae888bd126e934b82d8aae800fb9c3f0f38aa87530c58ea909042e72b2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a442bae888bd126e934b82d8aae800fb9c3f0f38aa87530c58ea909042e72b2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a442bae888bd126e934b82d8aae800fb9c3f0f38aa87530c58ea909042e72b2f", kill_on_drop: false }`
[INFO] [stdout] a442bae888bd126e934b82d8aae800fb9c3f0f38aa87530c58ea909042e72b2f
[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] 164c31fc9a1968edd9cb28e1551e99d345e62934f5e5e46688c0fa1faf763452
[INFO] running `Command { std: "docker" "start" "-a" "164c31fc9a1968edd9cb28e1551e99d345e62934f5e5e46688c0fa1faf763452", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking impl-serde v0.3.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking impl-serde v0.4.0
[INFO] [stderr]    Compiling secp256k1-sys v0.4.2
[INFO] [stderr]    Compiling secp256k1-sys v0.8.2
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking rlp v0.5.2
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking tiny-keccak v2.0.2
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking ethbloom v0.11.1
[INFO] [stderr]     Checking ethbloom v0.13.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking primitive-types v0.12.2
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking secp256k1 v0.21.3
[INFO] [stderr]     Checking ethereum-types v0.14.1
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking ethabi v18.0.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking jsonrpc-core v18.0.0
[INFO] [stderr]     Checking soketto v0.7.1
[INFO] [stderr]     Checking secp256k1 v0.27.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v2.3.1
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tokio-util v0.6.10
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking web3-async-native-tls v0.4.0
[INFO] [stderr]     Checking parity-scale-codec v2.3.1
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking impl-codec v0.5.1
[INFO] [stderr]     Checking primitive-types v0.10.1
[INFO] [stderr]     Checking ethereum-types v0.12.1
[INFO] [stderr]     Checking ethabi v16.0.0
[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" "164c31fc9a1968edd9cb28e1551e99d345e62934f5e5e46688c0fa1faf763452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "164c31fc9a1968edd9cb28e1551e99d345e62934f5e5e46688c0fa1faf763452", kill_on_drop: false }`
[INFO] [stdout] 164c31fc9a1968edd9cb28e1551e99d345e62934f5e5e46688c0fa1faf763452