[INFO] fetching crate ascetic_cli 0.0.2...
[INFO] checking ascetic_cli-0.0.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate ascetic_cli 0.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate ascetic_cli 0.0.2 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 ascetic_cli 0.0.2
[INFO] finished tweaking crates.io crate ascetic_cli 0.0.2
[INFO] tweaked toml for crates.io crate ascetic_cli 0.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate ascetic_cli 0.0.2 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-width v0.1.7
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[INFO] [stderr]   Downloaded synstructure v0.12.3
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[INFO] [stderr]   Downloaded bit-vec v0.5.1
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[INFO] [stderr]   Downloaded diff v0.1.12
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[INFO] [stderr]   Downloaded ena v0.13.1
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[INFO] [stderr]   Downloaded ordermap v0.3.5
[INFO] [stderr]   Downloaded typenum v1.12.0
[INFO] [stderr]   Downloaded sha2 v0.8.1
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.4
[INFO] [stderr]   Downloaded phf_generator v0.7.24
[INFO] [stderr]   Downloaded siphasher v0.2.3
[INFO] [stderr]   Downloaded phf_shared v0.7.24
[INFO] [stderr]   Downloaded string_cache_shared v0.3.0
[INFO] [stderr]   Downloaded string_cache v0.7.5
[INFO] [stderr]   Downloaded arrayref v0.3.6
[INFO] [stderr]   Downloaded arrayvec v0.5.1
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[INFO] [stderr]   Downloaded rust-argon2 v0.7.0
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded term v0.5.2
[INFO] [stderr]   Downloaded lalrpop-util v0.18.1
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] [stderr]   Downloaded logos v0.11.0-rc5
[INFO] [stderr]   Downloaded ascesis v0.0.6
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.4
[INFO] [stderr]   Downloaded lalrpop v0.18.1
[INFO] [stderr]   Downloaded beef v0.4.2
[INFO] [stderr]   Downloaded logos-derive v0.11.0-rc5
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[INFO] [stderr]   Downloaded yaml-rust v0.3.5
[INFO] [stderr]   Downloaded clap v2.33.0
[INFO] [stderr]   Downloaded varisat-internal-proof v0.2.1
[INFO] [stderr]   Downloaded vec_mut_scan v0.1.0
[INFO] [stderr]   Downloaded partial_ref v0.3.1
[INFO] [stderr]   Downloaded varisat-dimacs v0.2.1
[INFO] [stderr]   Downloaded varisat-internal-macros v0.2.1
[INFO] [stderr]   Downloaded varisat v0.2.1
[INFO] [stderr]   Downloaded varisat-formula v0.2.1
[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] 6c714d55d95176744e9f5ebda6736b89d8b064c5a4e8a467f9ec5d5fd84649d3
[INFO] running `Command { std: "docker" "start" "-a" "6c714d55d95176744e9f5ebda6736b89d8b064c5a4e8a467f9ec5d5fd84649d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c714d55d95176744e9f5ebda6736b89d8b064c5a4e8a467f9ec5d5fd84649d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c714d55d95176744e9f5ebda6736b89d8b064c5a4e8a467f9ec5d5fd84649d3", kill_on_drop: false }`
[INFO] [stdout] 6c714d55d95176744e9f5ebda6736b89d8b064c5a4e8a467f9ec5d5fd84649d3
[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] a002084f0ad01c448cb81a06085104bd355bb100512377fde50f5805bd3c0f72
[INFO] running `Command { std: "docker" "start" "-a" "a002084f0ad01c448cb81a06085104bd355bb100512377fde50f5805bd3c0f72", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]     Checking varisat-formula v0.2.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling lalrpop-util v0.18.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]     Checking siphasher v0.3.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling beef v0.4.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking vec_mut_scan v0.1.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling partial_ref_derive v0.3.1
[INFO] [stderr]    Compiling varisat-internal-macros v0.2.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking partial_ref v0.3.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking enquote v1.0.3
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling logos-derive v0.11.0-rc5
[INFO] [stderr]     Checking fern v0.5.9
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking varisat-internal-proof v0.2.1
[INFO] [stderr]     Checking varisat-dimacs v0.2.1
[INFO] [stderr]    Compiling varisat v0.2.1
[INFO] [stderr]     Checking varisat-checker v0.2.1
[INFO] [stderr]     Checking logos v0.11.0-rc5
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.18.1
[INFO] [stderr]     Checking aces v0.0.13
[INFO] [stderr]    Compiling ascesis v0.0.6
[INFO] [stderr]     Checking ascetic_cli v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.32s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.18.1
[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" "a002084f0ad01c448cb81a06085104bd355bb100512377fde50f5805bd3c0f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a002084f0ad01c448cb81a06085104bd355bb100512377fde50f5805bd3c0f72", kill_on_drop: false }`
[INFO] [stdout] a002084f0ad01c448cb81a06085104bd355bb100512377fde50f5805bd3c0f72
[INFO] checking ascetic_cli-0.0.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate ascetic_cli 0.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate ascetic_cli 0.0.2 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 ascetic_cli 0.0.2
[INFO] finished tweaking crates.io crate ascetic_cli 0.0.2
[INFO] tweaked toml for crates.io crate ascetic_cli 0.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate ascetic_cli 0.0.2 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] a90471cb2dc777dd304af1b22dd2baf1987068498c2277c2fb5e1533677ae0f9
[INFO] running `Command { std: "docker" "start" "-a" "a90471cb2dc777dd304af1b22dd2baf1987068498c2277c2fb5e1533677ae0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a90471cb2dc777dd304af1b22dd2baf1987068498c2277c2fb5e1533677ae0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a90471cb2dc777dd304af1b22dd2baf1987068498c2277c2fb5e1533677ae0f9", kill_on_drop: false }`
[INFO] [stdout] a90471cb2dc777dd304af1b22dd2baf1987068498c2277c2fb5e1533677ae0f9
[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] 66bbdbf5707522ad49386fc981cd4ea311b99dc6800a98d3a4d6cc620c753bd0
[INFO] running `Command { std: "docker" "start" "-a" "66bbdbf5707522ad49386fc981cd4ea311b99dc6800a98d3a4d6cc620c753bd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.6/src/exec.rs:836:13
[INFO] [stdout]     |
[INFO] [stdout] 836 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 837 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 838 | |                 self.cache.value(),
[INFO] [stdout] 839 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 850 | |                 Quit => return Some(Quit),
[INFO] [stdout] 851 | |             };
[INFO] [stdout]     | |_____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling byte-tools v0.3.1
[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 `regex` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "66bbdbf5707522ad49386fc981cd4ea311b99dc6800a98d3a4d6cc620c753bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66bbdbf5707522ad49386fc981cd4ea311b99dc6800a98d3a4d6cc620c753bd0", kill_on_drop: false }`
[INFO] [stdout] 66bbdbf5707522ad49386fc981cd4ea311b99dc6800a98d3a4d6cc620c753bd0