[INFO] fetching crate wpactrl 0.5.1...
[INFO] checking wpactrl-0.5.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate wpactrl 0.5.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate wpactrl 0.5.1 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 wpactrl 0.5.1
[INFO] finished tweaking crates.io crate wpactrl 0.5.1
[INFO] tweaked toml for crates.io crate wpactrl 0.5.1 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 27 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding parking_lot v0.11.2 (latest: v0.12.1)
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (latest: v0.9.9)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding serial_test v0.6.0 (latest: v3.0.0)
[INFO] [stderr]       Adding serial_test_derive v0.6.0 (latest: v3.0.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[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] 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] 43f65c3f767c03ea63e21537262eae4fff1e22550a424596166e81ec228f5944
[INFO] running `Command { std: "docker" "start" "-a" "43f65c3f767c03ea63e21537262eae4fff1e22550a424596166e81ec228f5944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43f65c3f767c03ea63e21537262eae4fff1e22550a424596166e81ec228f5944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f65c3f767c03ea63e21537262eae4fff1e22550a424596166e81ec228f5944", kill_on_drop: false }`
[INFO] [stdout] 43f65c3f767c03ea63e21537262eae4fff1e22550a424596166e81ec228f5944
[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] 22439a272a3b90c59ff0b4fdbaa22f071797ccbb83af2f2f398e10468f7666a5
[INFO] running `Command { std: "docker" "start" "-a" "22439a272a3b90c59ff0b4fdbaa22f071797ccbb83af2f2f398e10468f7666a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking wpactrl v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling serial_test_derive v0.6.0
[INFO] [stderr]     Checking serial_test v0.6.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `Command { std: "docker" "inspect" "22439a272a3b90c59ff0b4fdbaa22f071797ccbb83af2f2f398e10468f7666a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22439a272a3b90c59ff0b4fdbaa22f071797ccbb83af2f2f398e10468f7666a5", kill_on_drop: false }`
[INFO] [stdout] 22439a272a3b90c59ff0b4fdbaa22f071797ccbb83af2f2f398e10468f7666a5
[INFO] checking wpactrl-0.5.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate wpactrl 0.5.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate wpactrl 0.5.1 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 wpactrl 0.5.1
[INFO] finished tweaking crates.io crate wpactrl 0.5.1
[INFO] tweaked toml for crates.io crate wpactrl 0.5.1 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] 576804ce2e7fbe98174f167228b87438fc6ccaea111dab15521632552d300e01
[INFO] running `Command { std: "docker" "start" "-a" "576804ce2e7fbe98174f167228b87438fc6ccaea111dab15521632552d300e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "576804ce2e7fbe98174f167228b87438fc6ccaea111dab15521632552d300e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "576804ce2e7fbe98174f167228b87438fc6ccaea111dab15521632552d300e01", kill_on_drop: false }`
[INFO] [stdout] 576804ce2e7fbe98174f167228b87438fc6ccaea111dab15521632552d300e01
[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] baf3b70529bb35084eaf2d278fb0735813aaf53a83510a6c7adfd2d9bc63bc58
[INFO] running `Command { std: "docker" "start" "-a" "baf3b70529bb35084eaf2d278fb0735813aaf53a83510a6c7adfd2d9bc63bc58", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking wpactrl v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/wpactrl.rs:89:13
[INFO] [stdout]     |
[INFO] [stdout] 89  | /             match UnixDatagram::bind(&bind_filepath) {
[INFO] [stdout] 90  | |                 Ok(socket) => {
[INFO] [stdout] 91  | |                     socket.connect(self.ctrl_path.unwrap_or_else(|| PATH_DEFAULT_SERVER.into()))?;
[INFO] [stdout] 92  | |                     socket.set_nonblocking(true)?;
[INFO] [stdout] ...   |
[INFO] [stdout] 103 | |                 Err(e) => return Err(e.into()),
[INFO] [stdout] 104 | |             };
[INFO] [stdout]     | |_____________^ cannot infer type
[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 `wpactrl` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "baf3b70529bb35084eaf2d278fb0735813aaf53a83510a6c7adfd2d9bc63bc58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baf3b70529bb35084eaf2d278fb0735813aaf53a83510a6c7adfd2d9bc63bc58", kill_on_drop: false }`
[INFO] [stdout] baf3b70529bb35084eaf2d278fb0735813aaf53a83510a6c7adfd2d9bc63bc58