[INFO] cloning repository https://github.com/x86y/tersers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/x86y/tersers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx86y%2Ftersers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx86y%2Ftersers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2dfe40eff4f7dbeaf94446e5fdc2272532ffff9
[INFO] checking x86y/tersers against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx86y%2Ftersers" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/x86y/tersers 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 git repo https://github.com/x86y/tersers
[INFO] finished tweaking git repo https://github.com/x86y/tersers
[INFO] tweaked toml for git repo https://github.com/x86y/tersers written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/x86y/tersers 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 341f10e63d8bdeb19fb572036e1cca4a6a6d31f8da19de8570f3d034a0d1163e
[INFO] running `Command { std: "docker" "start" "-a" "341f10e63d8bdeb19fb572036e1cca4a6a6d31f8da19de8570f3d034a0d1163e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "341f10e63d8bdeb19fb572036e1cca4a6a6d31f8da19de8570f3d034a0d1163e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "341f10e63d8bdeb19fb572036e1cca4a6a6d31f8da19de8570f3d034a0d1163e", kill_on_drop: false }`
[INFO] [stdout] 341f10e63d8bdeb19fb572036e1cca4a6a6d31f8da19de8570f3d034a0d1163e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1ef23140b5c4255d152867998a8056e0b0b6f4bc26912d8ce5536b82f6adbbef
[INFO] running `Command { std: "docker" "start" "-a" "1ef23140b5c4255d152867998a8056e0b0b6f4bc26912d8ce5536b82f6adbbef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.87
[INFO] [stderr]    Compiling bumpalo v3.14.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling wasm-bindgen v0.2.87
[INFO] [stderr]     Checking quote v1.0.33
[INFO] [stderr]     Checking syn v2.0.37
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.87
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.87
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.87
[INFO] [stderr]     Checking franca v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.29s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.87
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "1ef23140b5c4255d152867998a8056e0b0b6f4bc26912d8ce5536b82f6adbbef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ef23140b5c4255d152867998a8056e0b0b6f4bc26912d8ce5536b82f6adbbef", kill_on_drop: false }`
[INFO] [stdout] 1ef23140b5c4255d152867998a8056e0b0b6f4bc26912d8ce5536b82f6adbbef
[INFO] checking x86y/tersers against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx86y%2Ftersers" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/x86y/tersers 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 git repo https://github.com/x86y/tersers
[INFO] finished tweaking git repo https://github.com/x86y/tersers
[INFO] tweaked toml for git repo https://github.com/x86y/tersers written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/x86y/tersers 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 50ddf2d478224d5a3f034b6f7e87cd6d10698d1a75f01ec2b18f6ec5235f4a3e
[INFO] running `Command { std: "docker" "start" "-a" "50ddf2d478224d5a3f034b6f7e87cd6d10698d1a75f01ec2b18f6ec5235f4a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50ddf2d478224d5a3f034b6f7e87cd6d10698d1a75f01ec2b18f6ec5235f4a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50ddf2d478224d5a3f034b6f7e87cd6d10698d1a75f01ec2b18f6ec5235f4a3e", kill_on_drop: false }`
[INFO] [stdout] 50ddf2d478224d5a3f034b6f7e87cd6d10698d1a75f01ec2b18f6ec5235f4a3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 541e5fb81eec12890413a026571c932f1d34fbc4bbca60312969992b5b63baa8
[INFO] running `Command { std: "docker" "start" "-a" "541e5fb81eec12890413a026571c932f1d34fbc4bbca60312969992b5b63baa8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.87
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling bumpalo v3.14.0
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling wasm-bindgen v0.2.87
[INFO] [stderr]     Checking quote v1.0.33
[INFO] [stderr]     Checking syn v2.0.37
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.87
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.87
[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-0.2.87/src/parser.rs:306:17
[INFO] [stdout]     |
[INFO] [stdout] 306 | /                 if input.parse::<Token![=]>().is_ok() {
[INFO] [stdout] 307 | |                     let ident = input.parse::<AnyIdent>()?.0;
[INFO] [stdout] 308 | |                     return Ok(BindgenAttr::$variant(attr_span, Some(ident)))
[INFO] [stdout] 309 | |                 } else {
[INFO] [stdout] 310 | |                     return Ok(BindgenAttr::$variant(attr_span, None));
[INFO] [stdout] 311 | |                 }
[INFO] [stdout]     | |_________________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 366 |           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] [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] running `Command { std: "docker" "inspect" "541e5fb81eec12890413a026571c932f1d34fbc4bbca60312969992b5b63baa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "541e5fb81eec12890413a026571c932f1d34fbc4bbca60312969992b5b63baa8", kill_on_drop: false }`
[INFO] [stdout] 541e5fb81eec12890413a026571c932f1d34fbc4bbca60312969992b5b63baa8