[INFO] fetching crate ebnf 0.1.4...
[INFO] checking ebnf-0.1.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate ebnf 0.1.4 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ebnf 0.1.4 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 ebnf 0.1.4
[INFO] finished tweaking crates.io crate ebnf 0.1.4
[INFO] tweaked toml for crates.io crate ebnf 0.1.4 written to /workspace/builds/worker-3-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 32 packages
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding parse-hyperlinks v0.23.4 (latest: v0.27.2)
[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 html-escape v0.2.13
[INFO] [stderr]   Downloaded parse-hyperlinks v0.23.4
[INFO] [stderr]   Downloaded utf8-width v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 45593d7b994a9da4a1c774169256656d33384356aa6574d458afc51860e17025
[INFO] running `Command { std: "docker" "start" "-a" "45593d7b994a9da4a1c774169256656d33384356aa6574d458afc51860e17025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45593d7b994a9da4a1c774169256656d33384356aa6574d458afc51860e17025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45593d7b994a9da4a1c774169256656d33384356aa6574d458afc51860e17025", kill_on_drop: false }`
[INFO] [stdout] 45593d7b994a9da4a1c774169256656d33384356aa6574d458afc51860e17025
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2f14fad3079c19b3adc80ae1d68fb0016ed669ee80ea153a06c7e2a2af9168bf
[INFO] running `Command { std: "docker" "start" "-a" "2f14fad3079c19b3adc80ae1d68fb0016ed669ee80ea153a06c7e2a2af9168bf", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking utf8-width v0.1.7
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking html-escape v0.2.13
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking parse-hyperlinks v0.23.4
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking insta v1.38.0
[INFO] [stderr]     Checking ebnf v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.70s
[INFO] running `Command { std: "docker" "inspect" "2f14fad3079c19b3adc80ae1d68fb0016ed669ee80ea153a06c7e2a2af9168bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f14fad3079c19b3adc80ae1d68fb0016ed669ee80ea153a06c7e2a2af9168bf", kill_on_drop: false }`
[INFO] [stdout] 2f14fad3079c19b3adc80ae1d68fb0016ed669ee80ea153a06c7e2a2af9168bf
[INFO] checking ebnf-0.1.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate ebnf 0.1.4 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate ebnf 0.1.4 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 ebnf 0.1.4
[INFO] finished tweaking crates.io crate ebnf 0.1.4
[INFO] tweaked toml for crates.io crate ebnf 0.1.4 written to /workspace/builds/worker-3-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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 35f3b6a91ed1acdfee67ab53fc8297402eb7f00ade9959d25ad52fdcdf8a6e11
[INFO] running `Command { std: "docker" "start" "-a" "35f3b6a91ed1acdfee67ab53fc8297402eb7f00ade9959d25ad52fdcdf8a6e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35f3b6a91ed1acdfee67ab53fc8297402eb7f00ade9959d25ad52fdcdf8a6e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35f3b6a91ed1acdfee67ab53fc8297402eb7f00ade9959d25ad52fdcdf8a6e11", kill_on_drop: false }`
[INFO] [stdout] 35f3b6a91ed1acdfee67ab53fc8297402eb7f00ade9959d25ad52fdcdf8a6e11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fb2895206dc77c7a5bf92f7b154fa8ecf4d24e8bfe16575ad823e0a50d3ce69d
[INFO] running `Command { std: "docker" "start" "-a" "fb2895206dc77c7a5bf92f7b154fa8ecf4d24e8bfe16575ad823e0a50d3ce69d", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking utf8-width v0.1.7
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking html-escape v0.2.13
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking parse-hyperlinks v0.23.4
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/parse-hyperlinks-0.23.4/src/parser/parse.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | /         match take_link(j) {
[INFO] [stdout] 106 | |             Ok((j, (_, Link::Text2Dest(lte, ld, lti)))) => return Ok((j, (lte, ld, lti))),
[INFO] [stdout] 107 | |             Ok((j, (_, Link::TextLabel2Dest(lte, ld, lti)))) => return Ok((j, (lte, ld, lti))),
[INFO] [stdout] 108 | |             Ok((j, (_, Link::Label2Dest(ll, ld, lti)))) => return Ok((j, (ll, ld, lti))),
[INFO] [stdout] ...   |
[INFO] [stdout] 114 | |             Err(e) => return Err(e),
[INFO] [stdout] 115 | |         };
[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 `parse-hyperlinks` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fb2895206dc77c7a5bf92f7b154fa8ecf4d24e8bfe16575ad823e0a50d3ce69d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2895206dc77c7a5bf92f7b154fa8ecf4d24e8bfe16575ad823e0a50d3ce69d", kill_on_drop: false }`
[INFO] [stdout] fb2895206dc77c7a5bf92f7b154fa8ecf4d24e8bfe16575ad823e0a50d3ce69d