[INFO] fetching crate kepler-ra 0.4.7...
[INFO] checking kepler-ra-0.4.7 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate kepler-ra 0.4.7 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate kepler-ra 0.4.7 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 kepler-ra 0.4.7
[INFO] finished tweaking crates.io crate kepler-ra 0.4.7
[INFO] tweaked toml for crates.io crate kepler-ra 0.4.7 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 50 packages
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding console_log v0.2.2 (latest: v1.0.0)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded do-notation v0.1.3
[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] eb07873ac40f89950bc58850a39cc0d9d6e975cd91026d5c49300ad2d6b78623
[INFO] running `Command { std: "docker" "start" "-a" "eb07873ac40f89950bc58850a39cc0d9d6e975cd91026d5c49300ad2d6b78623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb07873ac40f89950bc58850a39cc0d9d6e975cd91026d5c49300ad2d6b78623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb07873ac40f89950bc58850a39cc0d9d6e975cd91026d5c49300ad2d6b78623", kill_on_drop: false }`
[INFO] [stdout] eb07873ac40f89950bc58850a39cc0d9d6e975cd91026d5c49300ad2d6b78623
[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] d724dbe57fbb901e0237fe204427695b1ae875f1c0c686674e7d00b0627cb27e
[INFO] running `Command { std: "docker" "start" "-a" "d724dbe57fbb901e0237fe204427695b1ae875f1c0c686674e7d00b0627cb27e", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]    Compiling bumpalo v3.15.4
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]     Checking do-notation v0.1.3
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.42
[INFO] [stderr]     Checking wide v0.7.15
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking web-sys v0.3.69
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.42
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.42
[INFO] [stderr]     Checking nalgebra v0.32.5
[INFO] [stderr]     Checking console_log v0.2.2
[INFO] [stderr]     Checking kepler-ra v0.4.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]    --> src/techtron/graphic/contour.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let W = (xmax - xmin + 1.).max(50.) as usize;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]    --> src/techtron/graphic/contour.rs:228:13
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let H = (ymax - ymin + 1.).max(50.) as usize;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]    --> src/techtron/graphic/contour.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let W = (xmax - xmin + 1.).max(50.) as usize;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]    --> src/techtron/graphic/contour.rs:228:13
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let H = (ymax - ymin + 1.).max(50.) as usize;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.10s
[INFO] running `Command { std: "docker" "inspect" "d724dbe57fbb901e0237fe204427695b1ae875f1c0c686674e7d00b0627cb27e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d724dbe57fbb901e0237fe204427695b1ae875f1c0c686674e7d00b0627cb27e", kill_on_drop: false }`
[INFO] [stdout] d724dbe57fbb901e0237fe204427695b1ae875f1c0c686674e7d00b0627cb27e
[INFO] checking kepler-ra-0.4.7 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate kepler-ra 0.4.7 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate kepler-ra 0.4.7 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 kepler-ra 0.4.7
[INFO] finished tweaking crates.io crate kepler-ra 0.4.7
[INFO] tweaked toml for crates.io crate kepler-ra 0.4.7 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] 90eff0627880bb147878fba8cecd8d7478d760cc8dc97e51a1f387c52dd9c9c2
[INFO] running `Command { std: "docker" "start" "-a" "90eff0627880bb147878fba8cecd8d7478d760cc8dc97e51a1f387c52dd9c9c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90eff0627880bb147878fba8cecd8d7478d760cc8dc97e51a1f387c52dd9c9c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90eff0627880bb147878fba8cecd8d7478d760cc8dc97e51a1f387c52dd9c9c2", kill_on_drop: false }`
[INFO] [stdout] 90eff0627880bb147878fba8cecd8d7478d760cc8dc97e51a1f387c52dd9c9c2
[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] 6c5b81dbfa7f8356eed948ec6cdd98cbe1c2530b4b6d369be19a5e035def05c6
[INFO] running `Command { std: "docker" "start" "-a" "6c5b81dbfa7f8356eed948ec6cdd98cbe1c2530b4b6d369be19a5e035def05c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]    Compiling bumpalo v3.15.4
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking do-notation v0.1.3
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.42
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]     Checking wide v0.7.15
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/wasm-bindgen-macro-support-0.2.92/src/parser.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 | /                 if input.parse::<Token![=]>().is_ok() {
[INFO] [stdout] 304 | |                     let ident = input.parse::<AnyIdent>()?.0;
[INFO] [stdout] 305 | |                     return Ok(BindgenAttr::$variant(attr_span, Some(ident)))
[INFO] [stdout] 306 | |                 } else {
[INFO] [stdout] 307 | |                     return Ok(BindgenAttr::$variant(attr_span, None));
[INFO] [stdout] 308 | |                 }
[INFO] [stdout]     | |_________________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 363 |           attrgen!(parsers);
[INFO] [stdout]     |           ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `parsers` which comes from the expansion of the macro `attrgen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-bindgen-macro-support` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6c5b81dbfa7f8356eed948ec6cdd98cbe1c2530b4b6d369be19a5e035def05c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c5b81dbfa7f8356eed948ec6cdd98cbe1c2530b4b6d369be19a5e035def05c6", kill_on_drop: false }`
[INFO] [stdout] 6c5b81dbfa7f8356eed948ec6cdd98cbe1c2530b4b6d369be19a5e035def05c6