[INFO] fetching crate oxygengine-user-interface 0.46.1...
[INFO] checking oxygengine-user-interface-0.46.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate oxygengine-user-interface 0.46.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate oxygengine-user-interface 0.46.1 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 oxygengine-user-interface 0.46.1
[INFO] finished tweaking crates.io crate oxygengine-user-interface 0.46.1
[INFO] tweaked toml for crates.io crate oxygengine-user-interface 0.46.1 written to /workspace/builds/worker-0-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 83 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding intuicio-backend-vm v0.20.5 (latest: v0.31.6)
[INFO] [stderr]       Adding intuicio-core v0.20.5 (latest: v0.31.6)
[INFO] [stderr]       Adding intuicio-data v0.20.5 (latest: v0.31.6)
[INFO] [stderr]       Adding intuicio-derive v0.20.5 (latest: v0.31.6)
[INFO] [stderr]       Adding intuicio-essentials v0.20.5 (latest: v0.31.6)
[INFO] [stderr]       Adding raui-core v0.38.4 (latest: v0.63.0)
[INFO] [stderr]       Adding raui-derive v0.38.4 (latest: v0.63.0)
[INFO] [stderr]       Adding raui-material v0.38.4 (latest: v0.63.0)
[INFO] [stderr]       Adding serde_yaml v0.8.26 (latest: v0.9.34+deprecated)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml v0.7.8 (latest: v0.8.12)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding uuid v0.8.2 (latest: v1.8.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[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 raui-derive v0.38.4
[INFO] [stderr]   Downloaded intuicio-backend-vm v0.20.5
[INFO] [stderr]   Downloaded intuicio-essentials v0.20.5
[INFO] [stderr]   Downloaded intuicio-derive v0.20.5
[INFO] [stderr]   Downloaded oxygengine-core v0.46.1
[INFO] [stderr]   Downloaded raui-material v0.38.4
[INFO] [stderr]   Downloaded hecs-macros v0.10.0
[INFO] [stderr]   Downloaded intuicio-core v0.20.5
[INFO] [stderr]   Downloaded intuicio-data v0.20.5
[INFO] [stderr]   Downloaded oxygengine-input v0.46.1
[INFO] [stderr]   Downloaded raui-core v0.38.4
[INFO] [stderr]   Downloaded hecs v0.10.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fd6c67d5a8e677258674a01865a846be230fbe3a82ad34d97a6ae0cf2cf73d50
[INFO] running `Command { std: "docker" "start" "-a" "fd6c67d5a8e677258674a01865a846be230fbe3a82ad34d97a6ae0cf2cf73d50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd6c67d5a8e677258674a01865a846be230fbe3a82ad34d97a6ae0cf2cf73d50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6c67d5a8e677258674a01865a846be230fbe3a82ad34d97a6ae0cf2cf73d50", kill_on_drop: false }`
[INFO] [stdout] fd6c67d5a8e677258674a01865a846be230fbe3a82ad34d97a6ae0cf2cf73d50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ac0c4a9d8e3dbaeecb897c655f4b7cb4c59764742226f5bdd066b23ce0847183
[INFO] running `Command { std: "docker" "start" "-a" "ac0c4a9d8e3dbaeecb897c655f4b7cb4c59764742226f5bdd066b23ce0847183", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking ucd-trie v0.1.6
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling intuicio-derive v0.20.5
[INFO] [stderr]    Compiling raui-derive v0.38.4
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling hecs-macros v0.10.0
[INFO] [stderr]     Checking hecs v0.10.4
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling pest v2.7.9
[INFO] [stderr]     Checking snailquote v0.3.1
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking typid v1.1.1
[INFO] [stderr]     Checking intuicio-data v0.20.5
[INFO] [stderr]     Checking raui-core v0.38.4
[INFO] [stderr]     Checking intuicio-core v0.20.5
[INFO] [stderr]     Checking intuicio-backend-vm v0.20.5
[INFO] [stderr]     Checking intuicio-essentials v0.20.5
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking oxygengine-core v0.46.1
[INFO] [stderr]     Checking oxygengine-input v0.46.1
[INFO] [stderr]     Checking raui-material v0.38.4
[INFO] [stderr]     Checking oxygengine-user-interface v0.46.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.18s
[INFO] running `Command { std: "docker" "inspect" "ac0c4a9d8e3dbaeecb897c655f4b7cb4c59764742226f5bdd066b23ce0847183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0c4a9d8e3dbaeecb897c655f4b7cb4c59764742226f5bdd066b23ce0847183", kill_on_drop: false }`
[INFO] [stdout] ac0c4a9d8e3dbaeecb897c655f4b7cb4c59764742226f5bdd066b23ce0847183
[INFO] checking oxygengine-user-interface-0.46.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate oxygengine-user-interface 0.46.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate oxygengine-user-interface 0.46.1 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 oxygengine-user-interface 0.46.1
[INFO] finished tweaking crates.io crate oxygengine-user-interface 0.46.1
[INFO] tweaked toml for crates.io crate oxygengine-user-interface 0.46.1 written to /workspace/builds/worker-0-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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 26c04255019d2d241dd9be08207d492a8c25f923d4c11660f54a20196e48e3fa
[INFO] running `Command { std: "docker" "start" "-a" "26c04255019d2d241dd9be08207d492a8c25f923d4c11660f54a20196e48e3fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26c04255019d2d241dd9be08207d492a8c25f923d4c11660f54a20196e48e3fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26c04255019d2d241dd9be08207d492a8c25f923d4c11660f54a20196e48e3fa", kill_on_drop: false }`
[INFO] [stdout] 26c04255019d2d241dd9be08207d492a8c25f923d4c11660f54a20196e48e3fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fedc79296c3de8b10a2a806e721d34114a13ae2a43f0705ffc4204ff40ec082a
[INFO] running `Command { std: "docker" "start" "-a" "fedc79296c3de8b10a2a806e721d34114a13ae2a43f0705ffc4204ff40ec082a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking ucd-trie v0.1.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling intuicio-derive v0.20.5
[INFO] [stderr]    Compiling raui-derive v0.38.4
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling hecs-macros v0.10.0
[INFO] [stderr]     Checking hecs v0.10.4
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling pest v2.7.9
[INFO] [stderr]     Checking snailquote v0.3.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/snailquote-0.3.1/src/lib.rs:253:17
[INFO] [stdout]     |
[INFO] [stdout] 253 | /                 match chars.next() {
[INFO] [stdout] 254 | |                     None => {
[INFO] [stdout] 255 | |                         return Err(UnescapeError::InvalidEscape {
[INFO] [stdout] 256 | |                             escape: format!("{}", c),
[INFO] [stdout] ...   |
[INFO] [stdout] 293 | |                     }
[INFO] [stdout] 294 | |                 };
[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 `snailquote` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fedc79296c3de8b10a2a806e721d34114a13ae2a43f0705ffc4204ff40ec082a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fedc79296c3de8b10a2a806e721d34114a13ae2a43f0705ffc4204ff40ec082a", kill_on_drop: false }`
[INFO] [stdout] fedc79296c3de8b10a2a806e721d34114a13ae2a43f0705ffc4204ff40ec082a