[INFO] fetching crate bdk_electrum 0.4.0...
[INFO] checking bdk_electrum-0.4.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate bdk_electrum 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate bdk_electrum 0.4.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bdk_electrum 0.4.0
[INFO] finished tweaking crates.io crate bdk_electrum 0.4.0
[INFO] tweaked toml for crates.io crate bdk_electrum 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages
[INFO] [stderr]       Adding bdk_chain v0.6.0 (latest: v0.11.0)
[INFO] [stderr]       Adding bech32 v0.9.1 (latest: v0.11.0)
[INFO] [stderr]       Adding bitcoin v0.30.2 (latest: v0.31.2)
[INFO] [stderr]       Adding bitcoin_hashes v0.12.0 (latest: v0.14.0)
[INFO] [stderr]       Adding electrum-client v0.18.0 (latest: v0.19.0)
[INFO] [stderr]       Adding rustls v0.21.10 (latest: v0.23.4)
[INFO] [stderr]       Adding rustls-webpki v0.101.7 (latest: v0.102.2)
[INFO] [stderr]       Adding secp256k1 v0.27.0 (latest: v0.29.0)
[INFO] [stderr]       Adding secp256k1-sys v0.8.1 (latest: v0.10.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding webpki-roots v0.22.6 (latest: v0.26.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex_lit v0.1.1
[INFO] [stderr]   Downloaded secp256k1 v0.27.0
[INFO] [stderr]   Downloaded bitcoin-private v0.1.0
[INFO] [stderr]   Downloaded webpki v0.22.4
[INFO] [stderr]   Downloaded bdk_chain v0.6.0
[INFO] [stderr]   Downloaded bitcoin_hashes v0.12.0
[INFO] [stderr]   Downloaded electrum-client v0.18.0
[INFO] [stderr]   Downloaded bitcoin v0.30.2
[INFO] [stderr]   Downloaded secp256k1-sys v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ebb20c98cd46447b26812f19ffee0c0e5a6a77ddf786de0fae80d70c6123b82
[INFO] running `Command { std: "docker" "start" "-a" "9ebb20c98cd46447b26812f19ffee0c0e5a6a77ddf786de0fae80d70c6123b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ebb20c98cd46447b26812f19ffee0c0e5a6a77ddf786de0fae80d70c6123b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ebb20c98cd46447b26812f19ffee0c0e5a6a77ddf786de0fae80d70c6123b82", kill_on_drop: false }`
[INFO] [stdout] 9ebb20c98cd46447b26812f19ffee0c0e5a6a77ddf786de0fae80d70c6123b82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1e66f15a6bfd9e80f6008b1da3669be11b6abd39cfd7e01622e0cc106992c65
[INFO] running `Command { std: "docker" "start" "-a" "e1e66f15a6bfd9e80f6008b1da3669be11b6abd39cfd7e01622e0cc106992c65", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitcoin-private v0.1.0
[INFO] [stderr]    Compiling secp256k1-sys v0.8.1
[INFO] [stderr]    Compiling hex_lit v0.1.1
[INFO] [stderr]    Compiling bitcoin v0.30.2
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking bech32 v0.9.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking webpki-roots v0.22.6
[INFO] [stderr]     Checking bitcoin_hashes v0.12.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking secp256k1 v0.27.0
[INFO] [stderr]     Checking bdk_chain v0.6.0
[INFO] [stderr]     Checking electrum-client v0.18.0
[INFO] [stderr]     Checking bdk_electrum v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.06s
[INFO] running `Command { std: "docker" "inspect" "e1e66f15a6bfd9e80f6008b1da3669be11b6abd39cfd7e01622e0cc106992c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1e66f15a6bfd9e80f6008b1da3669be11b6abd39cfd7e01622e0cc106992c65", kill_on_drop: false }`
[INFO] [stdout] e1e66f15a6bfd9e80f6008b1da3669be11b6abd39cfd7e01622e0cc106992c65
[INFO] checking bdk_electrum-0.4.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate bdk_electrum 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate bdk_electrum 0.4.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bdk_electrum 0.4.0
[INFO] finished tweaking crates.io crate bdk_electrum 0.4.0
[INFO] tweaked toml for crates.io crate bdk_electrum 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9df121868c9f594f2be4d8f32d56a257d022fb86c29886345a5039140922d4e
[INFO] running `Command { std: "docker" "start" "-a" "d9df121868c9f594f2be4d8f32d56a257d022fb86c29886345a5039140922d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9df121868c9f594f2be4d8f32d56a257d022fb86c29886345a5039140922d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9df121868c9f594f2be4d8f32d56a257d022fb86c29886345a5039140922d4e", kill_on_drop: false }`
[INFO] [stdout] d9df121868c9f594f2be4d8f32d56a257d022fb86c29886345a5039140922d4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c508729178e8f33efc99b70fdebf520a5240252957c58546ed6efbcb792cb2d
[INFO] running `Command { std: "docker" "start" "-a" "7c508729178e8f33efc99b70fdebf520a5240252957c58546ed6efbcb792cb2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitcoin-private v0.1.0
[INFO] [stderr]    Compiling secp256k1-sys v0.8.1
[INFO] [stderr]    Compiling hex_lit v0.1.1
[INFO] [stderr]    Compiling bitcoin v0.30.2
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking bech32 v0.9.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking webpki-roots v0.22.6
[INFO] [stderr]     Checking bitcoin_hashes v0.12.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking secp256k1 v0.27.0
[INFO] [stderr]     Checking electrum-client v0.18.0
[INFO] [stderr]     Checking bdk_chain v0.6.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/electrum-client-0.18.0/src/client.rs:40:5
[INFO] [stdout]     |
[INFO] [stdout] 40  | /     {
[INFO] [stdout] 41  | |         let mut errors = vec![];
[INFO] [stdout] 42  | |         loop {
[INFO] [stdout] 43  | |             let read_client = $self.client_type.read().unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 95  | |             }
[INFO] [stdout] 96  | |         }}
[INFO] [stdout]     | |__________^ cannot infer type
[INFO] [stdout] ...
[INFO] [stdout] 182 |           impl_inner_call!(self, internal_raw_call_with_vec, method_name, vec.clone());
[INFO] [stdout]     |           ---------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_inner_call` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `electrum-client` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7c508729178e8f33efc99b70fdebf520a5240252957c58546ed6efbcb792cb2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c508729178e8f33efc99b70fdebf520a5240252957c58546ed6efbcb792cb2d", kill_on_drop: false }`
[INFO] [stdout] 7c508729178e8f33efc99b70fdebf520a5240252957c58546ed6efbcb792cb2d