[INFO] cloning repository https://github.com/crema-labs/PurrSettle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crema-labs/PurrSettle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrema-labs%2FPurrSettle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrema-labs%2FPurrSettle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32ef4cad78283087806b3521c9432e1518f04659
[INFO] checking crema-labs/PurrSettle against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrema-labs%2FPurrSettle" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/crema-labs/PurrSettle
[INFO] finished tweaking git repo https://github.com/crema-labs/PurrSettle
[INFO] tweaked toml for git repo https://github.com/crema-labs/PurrSettle written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/crema-labs/PurrSettle 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 git repo https://github.com/crema-labs/PurrSettle 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] [stderr]     Blocking waiting for file lock on package cache
[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] 648d1cd24a39fa1aa0a7ea8442e365b0de86f8ff8499452360273f3279cf1e13
[INFO] running `Command { std: "docker" "start" "-a" "648d1cd24a39fa1aa0a7ea8442e365b0de86f8ff8499452360273f3279cf1e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "648d1cd24a39fa1aa0a7ea8442e365b0de86f8ff8499452360273f3279cf1e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648d1cd24a39fa1aa0a7ea8442e365b0de86f8ff8499452360273f3279cf1e13", kill_on_drop: false }`
[INFO] [stdout] 648d1cd24a39fa1aa0a7ea8442e365b0de86f8ff8499452360273f3279cf1e13
[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] 83ba98bedf5606d08ef5773345ea2b99026a492b3750eaf69d34d281136455f7
[INFO] running `Command { std: "docker" "start" "-a" "83ba98bedf5606d08ef5773345ea2b99026a492b3750eaf69d34d281136455f7", kill_on_drop: false }`
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling cc v1.1.15
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]    Compiling bitcoin-internals v0.3.0
[INFO] [stderr]     Checking hex-conservative v0.2.1
[INFO] [stderr]     Checking bitcoin-io v0.1.2
[INFO] [stderr]    Compiling hex_lit v0.1.1
[INFO] [stderr]     Checking rustls-pki-types v1.8.0
[INFO] [stderr]    Compiling bitcoin v0.32.2
[INFO] [stderr]     Checking encoding_rs v0.8.34
[INFO] [stderr]     Checking bech32 v0.11.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking der v0.7.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rustls-pemfile v2.1.3
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling secp256k1-sys v0.10.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]     Checking k256 v0.13.3
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking bitcoin_hashes v0.14.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking bitcoin-units v0.1.2
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.4.6
[INFO] [stderr]     Checking secp256k1 v0.29.0
[INFO] [stderr]     Checking base58ck v0.1.0
[INFO] [stderr]     Checking hyper v1.4.1
[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-1.4.1/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] 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" "83ba98bedf5606d08ef5773345ea2b99026a492b3750eaf69d34d281136455f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83ba98bedf5606d08ef5773345ea2b99026a492b3750eaf69d34d281136455f7", kill_on_drop: false }`
[INFO] [stdout] 83ba98bedf5606d08ef5773345ea2b99026a492b3750eaf69d34d281136455f7