[INFO] fetching crate wrflib_shader_compiler 0.0.3...
[INFO] checking wrflib_shader_compiler-0.0.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate wrflib_shader_compiler 0.0.3 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate wrflib_shader_compiler 0.0.3 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 wrflib_shader_compiler 0.0.3
[INFO] finished tweaking crates.io crate wrflib_shader_compiler 0.0.3
[INFO] tweaked toml for crates.io crate wrflib_shader_compiler 0.0.3 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] 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] 4393ffae1ad2d111c3e41ceddcc6ba0916c4cc15c03c81d33316119ecefb1799
[INFO] running `Command { std: "docker" "start" "-a" "4393ffae1ad2d111c3e41ceddcc6ba0916c4cc15c03c81d33316119ecefb1799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4393ffae1ad2d111c3e41ceddcc6ba0916c4cc15c03c81d33316119ecefb1799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4393ffae1ad2d111c3e41ceddcc6ba0916c4cc15c03c81d33316119ecefb1799", kill_on_drop: false }`
[INFO] [stdout] 4393ffae1ad2d111c3e41ceddcc6ba0916c4cc15c03c81d33316119ecefb1799
[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] a3800eb69d05fbaff93c5288720fc6d71819904f065a0291f63f454f03da047b
[INFO] running `Command { std: "docker" "start" "-a" "a3800eb69d05fbaff93c5288720fc6d71819904f065a0291f63f454f03da047b", kill_on_drop: false }`
[INFO] [stderr]     Checking wrflib_shader_compiler v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `peek_span`, `error_not_splattable`, `error_missing_prop`, and `error_enum` are never used
[INFO] [stdout]   --> src/detok.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) trait DeTokParser {
[INFO] [stdout]    |                  ----------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn peek_span(&self) -> Span;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn error_not_splattable(&mut self, what: &str) -> ParseError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     fn error_missing_prop(&mut self, what: &str) -> ParseError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 29 |     fn error_enum(&mut self, ident: Ident, what: &str) -> ParseError;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `peek_span`, `error_not_splattable`, `error_missing_prop`, and `error_enum` are never used
[INFO] [stdout]   --> src/detok.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) trait DeTokParser {
[INFO] [stdout]    |                  ----------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn peek_span(&self) -> Span;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn error_not_splattable(&mut self, what: &str) -> ParseError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     fn error_missing_prop(&mut self, what: &str) -> ParseError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 29 |     fn error_enum(&mut self, ident: Ident, what: &str) -> ParseError;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "a3800eb69d05fbaff93c5288720fc6d71819904f065a0291f63f454f03da047b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3800eb69d05fbaff93c5288720fc6d71819904f065a0291f63f454f03da047b", kill_on_drop: false }`
[INFO] [stdout] a3800eb69d05fbaff93c5288720fc6d71819904f065a0291f63f454f03da047b
[INFO] checking wrflib_shader_compiler-0.0.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate wrflib_shader_compiler 0.0.3 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate wrflib_shader_compiler 0.0.3 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 wrflib_shader_compiler 0.0.3
[INFO] finished tweaking crates.io crate wrflib_shader_compiler 0.0.3
[INFO] tweaked toml for crates.io crate wrflib_shader_compiler 0.0.3 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] 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] 8a9e4afb82bc9c3a0f948f76694f2891ab17b77c3bdc504de76b7786e806c0ef
[INFO] running `Command { std: "docker" "start" "-a" "8a9e4afb82bc9c3a0f948f76694f2891ab17b77c3bdc504de76b7786e806c0ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a9e4afb82bc9c3a0f948f76694f2891ab17b77c3bdc504de76b7786e806c0ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a9e4afb82bc9c3a0f948f76694f2891ab17b77c3bdc504de76b7786e806c0ef", kill_on_drop: false }`
[INFO] [stdout] 8a9e4afb82bc9c3a0f948f76694f2891ab17b77c3bdc504de76b7786e806c0ef
[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] 39fde6991c49aa6ddf002f4c1d1bbed14cf91be47d5092836b8e6c1d586a483e
[INFO] running `Command { std: "docker" "start" "-a" "39fde6991c49aa6ddf002f4c1d1bbed14cf91be47d5092836b8e6c1d586a483e", kill_on_drop: false }`
[INFO] [stderr]     Checking wrflib_shader_compiler v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/generate_shader_ast.rs:62:34
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let handle_parse_error = |parse_error: ParseError| {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |                 let token = token_result.map_err(handle_parse_error).unwrap();
[INFO] [stdout]    |                             ---------------------------------------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let handle_parse_error = |parse_error: ParseError| -> /* Type */ {
[INFO] [stdout]    |                                                            +++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/generate_shader_ast.rs:62:34
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let handle_parse_error = |parse_error: ParseError| {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |                 let token = token_result.map_err(handle_parse_error).unwrap();
[INFO] [stdout]    |                             ---------------------------------------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let handle_parse_error = |parse_error: ParseError| -> /* Type */ {
[INFO] [stdout]    |                                                            +++++++++++++
[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] [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 `wrflib_shader_compiler` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `wrflib_shader_compiler` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "39fde6991c49aa6ddf002f4c1d1bbed14cf91be47d5092836b8e6c1d586a483e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39fde6991c49aa6ddf002f4c1d1bbed14cf91be47d5092836b8e6c1d586a483e", kill_on_drop: false }`
[INFO] [stdout] 39fde6991c49aa6ddf002f4c1d1bbed14cf91be47d5092836b8e6c1d586a483e