[INFO] fetching crate intuicio-backend-vm 0.23.1...
[INFO] checking intuicio-backend-vm-0.23.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate intuicio-backend-vm 0.23.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate intuicio-backend-vm 0.23.1 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 intuicio-backend-vm 0.23.1
[INFO] finished tweaking crates.io crate intuicio-backend-vm 0.23.1
[INFO] tweaked toml for crates.io crate intuicio-backend-vm 0.23.1 written to /workspace/builds/worker-2-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 36 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding intuicio-core v0.23.1 (latest: v0.31.6)
[INFO] [stderr]       Adding intuicio-data v0.23.1 (latest: v0.31.6)
[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] 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 intuicio-data v0.23.1
[INFO] [stderr]   Downloaded intuicio-core v0.23.1
[INFO] [stderr]   Downloaded typid v1.1.1
[INFO] [stderr]   Downloaded snailquote v0.3.1
[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] 725ad53ca41bee4583c2a25d9457592679a6a0dbfb0f2863264f8bcc2801d720
[INFO] running `Command { std: "docker" "start" "-a" "725ad53ca41bee4583c2a25d9457592679a6a0dbfb0f2863264f8bcc2801d720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "725ad53ca41bee4583c2a25d9457592679a6a0dbfb0f2863264f8bcc2801d720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "725ad53ca41bee4583c2a25d9457592679a6a0dbfb0f2863264f8bcc2801d720", kill_on_drop: false }`
[INFO] [stdout] 725ad53ca41bee4583c2a25d9457592679a6a0dbfb0f2863264f8bcc2801d720
[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] fed10d31cda96ccfa49fdd1a162f4d7d7adc210bae180e63ab88a6e98ae43156
[INFO] running `Command { std: "docker" "start" "-a" "fed10d31cda96ccfa49fdd1a162f4d7d7adc210bae180e63ab88a6e98ae43156", kill_on_drop: false }`
[INFO] [stderr]     Checking ucd-trie v0.1.6
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[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]     Checking serde v1.0.197
[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 typid v1.1.1
[INFO] [stderr]     Checking intuicio-data v0.23.1
[INFO] [stderr]     Checking intuicio-core v0.23.1
[INFO] [stderr]     Checking intuicio-backend-vm v0.23.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.75s
[INFO] running `Command { std: "docker" "inspect" "fed10d31cda96ccfa49fdd1a162f4d7d7adc210bae180e63ab88a6e98ae43156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed10d31cda96ccfa49fdd1a162f4d7d7adc210bae180e63ab88a6e98ae43156", kill_on_drop: false }`
[INFO] [stdout] fed10d31cda96ccfa49fdd1a162f4d7d7adc210bae180e63ab88a6e98ae43156
[INFO] checking intuicio-backend-vm-0.23.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate intuicio-backend-vm 0.23.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate intuicio-backend-vm 0.23.1 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 intuicio-backend-vm 0.23.1
[INFO] finished tweaking crates.io crate intuicio-backend-vm 0.23.1
[INFO] tweaked toml for crates.io crate intuicio-backend-vm 0.23.1 written to /workspace/builds/worker-2-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]     Blocking waiting for file lock on package cache
[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-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] 77079e8854c14804b2d1994387e194b03703072b692000c6a55a55dac50958ba
[INFO] running `Command { std: "docker" "start" "-a" "77079e8854c14804b2d1994387e194b03703072b692000c6a55a55dac50958ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77079e8854c14804b2d1994387e194b03703072b692000c6a55a55dac50958ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77079e8854c14804b2d1994387e194b03703072b692000c6a55a55dac50958ba", kill_on_drop: false }`
[INFO] [stdout] 77079e8854c14804b2d1994387e194b03703072b692000c6a55a55dac50958ba
[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] 86dc059bf343e1af9ebd57643e5547f62021fbec1ea0c76369d201786e069dfb
[INFO] running `Command { std: "docker" "start" "-a" "86dc059bf343e1af9ebd57643e5547f62021fbec1ea0c76369d201786e069dfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[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" "86dc059bf343e1af9ebd57643e5547f62021fbec1ea0c76369d201786e069dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86dc059bf343e1af9ebd57643e5547f62021fbec1ea0c76369d201786e069dfb", kill_on_drop: false }`
[INFO] [stdout] 86dc059bf343e1af9ebd57643e5547f62021fbec1ea0c76369d201786e069dfb