[INFO] fetching crate pest-test 0.1.6...
[INFO] checking pest-test-0.1.6 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate pest-test 0.1.6 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate pest-test 0.1.6 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 pest-test 0.1.6
[INFO] finished tweaking crates.io crate pest-test 0.1.6
[INFO] tweaked toml for crates.io crate pest-test 0.1.6 written to /workspace/builds/worker-1-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 38 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[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 indoc v2.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c1894f29004e2d19a91905fb3e4e4a6609199cd294ad249f39e16663fa3a2cae
[INFO] running `Command { std: "docker" "start" "-a" "c1894f29004e2d19a91905fb3e4e4a6609199cd294ad249f39e16663fa3a2cae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1894f29004e2d19a91905fb3e4e4a6609199cd294ad249f39e16663fa3a2cae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1894f29004e2d19a91905fb3e4e4a6609199cd294ad249f39e16663fa3a2cae", kill_on_drop: false }`
[INFO] [stdout] c1894f29004e2d19a91905fb3e4e4a6609199cd294ad249f39e16663fa3a2cae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3a5870e749cca5dedb2641d85b4f4f863ff8fb723de7776e44998e1dd58a3929
[INFO] running `Command { std: "docker" "start" "-a" "3a5870e749cca5dedb2641d85b4f4f863ff8fb723de7776e44998e1dd58a3929", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]    Compiling thiserror-impl 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 pest-test v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `Command { std: "docker" "inspect" "3a5870e749cca5dedb2641d85b4f4f863ff8fb723de7776e44998e1dd58a3929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a5870e749cca5dedb2641d85b4f4f863ff8fb723de7776e44998e1dd58a3929", kill_on_drop: false }`
[INFO] [stdout] 3a5870e749cca5dedb2641d85b4f4f863ff8fb723de7776e44998e1dd58a3929
[INFO] checking pest-test-0.1.6 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate pest-test 0.1.6 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate pest-test 0.1.6 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 pest-test 0.1.6
[INFO] finished tweaking crates.io crate pest-test 0.1.6
[INFO] tweaked toml for crates.io crate pest-test 0.1.6 written to /workspace/builds/worker-1-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] bffd1d9b7c260a6e370a03b4daaf22426f6e335e1836691d685318efcd752ab8
[INFO] running `Command { std: "docker" "start" "-a" "bffd1d9b7c260a6e370a03b4daaf22426f6e335e1836691d685318efcd752ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bffd1d9b7c260a6e370a03b4daaf22426f6e335e1836691d685318efcd752ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bffd1d9b7c260a6e370a03b4daaf22426f6e335e1836691d685318efcd752ab8", kill_on_drop: false }`
[INFO] [stdout] bffd1d9b7c260a6e370a03b4daaf22426f6e335e1836691d685318efcd752ab8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6ac5b888bfdd0aa8588933d67c170ab666036d2036ebea041a09596ea55d7aa9
[INFO] running `Command { std: "docker" "start" "-a" "6ac5b888bfdd0aa8588933d67c170ab666036d2036ebea041a09596ea55d7aa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]    Compiling thiserror-impl 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" "6ac5b888bfdd0aa8588933d67c170ab666036d2036ebea041a09596ea55d7aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ac5b888bfdd0aa8588933d67c170ab666036d2036ebea041a09596ea55d7aa9", kill_on_drop: false }`
[INFO] [stdout] 6ac5b888bfdd0aa8588933d67c170ab666036d2036ebea041a09596ea55d7aa9