[INFO] fetching crate oxygengine-network-backend-native 0.46.1...
[INFO] checking oxygengine-network-backend-native-0.46.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate oxygengine-network-backend-native 0.46.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate oxygengine-network-backend-native 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-network-backend-native 0.46.1
[INFO] finished tweaking crates.io crate oxygengine-network-backend-native 0.46.1
[INFO] tweaked toml for crates.io crate oxygengine-network-backend-native 0.46.1 written to /workspace/builds/worker-6-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 68 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[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 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 typid v1.1.1
[INFO] [stderr]   Downloaded intuicio-essentials v0.20.5
[INFO] [stderr]   Downloaded intuicio-derive v0.20.5
[INFO] [stderr]   Downloaded intuicio-backend-vm v0.20.5
[INFO] [stderr]   Downloaded intuicio-data v0.20.5
[INFO] [stderr]   Downloaded snailquote v0.3.1
[INFO] [stderr]   Downloaded intuicio-core v0.20.5
[INFO] [stderr]   Downloaded oxygengine-core v0.46.1
[INFO] [stderr]   Downloaded hecs v0.10.4
[INFO] [stderr]   Downloaded hecs-macros v0.10.0
[INFO] [stderr]   Downloaded oxygengine-network v0.46.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 396a42fa8f76f2f092bad9e039e7b4f039bdf371c9859ec852041fda98d959c1
[INFO] running `Command { std: "docker" "start" "-a" "396a42fa8f76f2f092bad9e039e7b4f039bdf371c9859ec852041fda98d959c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "396a42fa8f76f2f092bad9e039e7b4f039bdf371c9859ec852041fda98d959c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "396a42fa8f76f2f092bad9e039e7b4f039bdf371c9859ec852041fda98d959c1", kill_on_drop: false }`
[INFO] [stdout] 396a42fa8f76f2f092bad9e039e7b4f039bdf371c9859ec852041fda98d959c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a6be8bc38ad01a87db8931a5ef093aa304140c0e825ae8cee9d4ec3d1a2a5b54
[INFO] running `Command { std: "docker" "start" "-a" "a6be8bc38ad01a87db8931a5ef093aa304140c0e825ae8cee9d4ec3d1a2a5b54", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking ahash v0.8.11
[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 intuicio-derive v0.20.5
[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 serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking bincode v1.3.3
[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 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-network v0.46.1
[INFO] [stderr]     Checking oxygengine-network-backend-native v0.46.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.02s
[INFO] running `Command { std: "docker" "inspect" "a6be8bc38ad01a87db8931a5ef093aa304140c0e825ae8cee9d4ec3d1a2a5b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6be8bc38ad01a87db8931a5ef093aa304140c0e825ae8cee9d4ec3d1a2a5b54", kill_on_drop: false }`
[INFO] [stdout] a6be8bc38ad01a87db8931a5ef093aa304140c0e825ae8cee9d4ec3d1a2a5b54
[INFO] checking oxygengine-network-backend-native-0.46.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate oxygengine-network-backend-native 0.46.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate oxygengine-network-backend-native 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-network-backend-native 0.46.1
[INFO] finished tweaking crates.io crate oxygengine-network-backend-native 0.46.1
[INFO] tweaked toml for crates.io crate oxygengine-network-backend-native 0.46.1 written to /workspace/builds/worker-6-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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c9556627ce2ee86dd25efb94b6b10300bf169976293c125b67a5b3028a17f58a
[INFO] running `Command { std: "docker" "start" "-a" "c9556627ce2ee86dd25efb94b6b10300bf169976293c125b67a5b3028a17f58a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9556627ce2ee86dd25efb94b6b10300bf169976293c125b67a5b3028a17f58a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9556627ce2ee86dd25efb94b6b10300bf169976293c125b67a5b3028a17f58a", kill_on_drop: false }`
[INFO] [stdout] c9556627ce2ee86dd25efb94b6b10300bf169976293c125b67a5b3028a17f58a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 769e5407bfa6006ec07f2800331556ebed1847e60cbaf93c93211cd3afc97181
[INFO] running `Command { std: "docker" "start" "-a" "769e5407bfa6006ec07f2800331556ebed1847e60cbaf93c93211cd3afc97181", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]    Compiling syn v1.0.109
[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" "769e5407bfa6006ec07f2800331556ebed1847e60cbaf93c93211cd3afc97181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "769e5407bfa6006ec07f2800331556ebed1847e60cbaf93c93211cd3afc97181", kill_on_drop: false }`
[INFO] [stdout] 769e5407bfa6006ec07f2800331556ebed1847e60cbaf93c93211cd3afc97181