[INFO] fetching crate catwalk-s-protobuf 0.1.0...
[INFO] checking catwalk-s-protobuf-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate catwalk-s-protobuf 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate catwalk-s-protobuf 0.1.0 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 catwalk-s-protobuf 0.1.0
[INFO] finished tweaking crates.io crate catwalk-s-protobuf 0.1.0
[INFO] tweaked toml for crates.io crate catwalk-s-protobuf 0.1.0 written to /workspace/builds/worker-0-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 22 packages
[INFO] [stderr]       Adding protobuf v2.28.0 (latest: v3.4.0)
[INFO] [stderr]       Adding semver v0.11.0 (latest: v1.0.22)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[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 catwalk v0.1.0
[INFO] [stderr]   Downloaded zoet-macro v0.1.12
[INFO] [stderr]   Downloaded zoet v0.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a0e4b1349e8540d53cf9741c3526a2558c1500eb3e656db22751ca71ec583175
[INFO] running `Command { std: "docker" "start" "-a" "a0e4b1349e8540d53cf9741c3526a2558c1500eb3e656db22751ca71ec583175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0e4b1349e8540d53cf9741c3526a2558c1500eb3e656db22751ca71ec583175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e4b1349e8540d53cf9741c3526a2558c1500eb3e656db22751ca71ec583175", kill_on_drop: false }`
[INFO] [stdout] a0e4b1349e8540d53cf9741c3526a2558c1500eb3e656db22751ca71ec583175
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a83cb4e945659af7676201b6e76794b595cdd0cd37c0b3d7c2264a10e02d77c2
[INFO] running `Command { std: "docker" "start" "-a" "a83cb4e945659af7676201b6e76794b595cdd0cd37c0b3d7c2264a10e02d77c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking ucd-trie v0.1.6
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking pest v2.7.9
[INFO] [stderr]    Compiling zoet-macro v0.1.12
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking catwalk v0.1.0
[INFO] [stderr]     Checking zoet v0.1.12
[INFO] [stderr]     Checking catwalk-s-protobuf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.98s
[INFO] running `Command { std: "docker" "inspect" "a83cb4e945659af7676201b6e76794b595cdd0cd37c0b3d7c2264a10e02d77c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a83cb4e945659af7676201b6e76794b595cdd0cd37c0b3d7c2264a10e02d77c2", kill_on_drop: false }`
[INFO] [stdout] a83cb4e945659af7676201b6e76794b595cdd0cd37c0b3d7c2264a10e02d77c2
[INFO] checking catwalk-s-protobuf-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate catwalk-s-protobuf 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate catwalk-s-protobuf 0.1.0 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 catwalk-s-protobuf 0.1.0
[INFO] finished tweaking crates.io crate catwalk-s-protobuf 0.1.0
[INFO] tweaked toml for crates.io crate catwalk-s-protobuf 0.1.0 written to /workspace/builds/worker-0-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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 63829fac603a849e0660fc69066cbce618504414ae7fd74b8ff9e87a70e65f0f
[INFO] running `Command { std: "docker" "start" "-a" "63829fac603a849e0660fc69066cbce618504414ae7fd74b8ff9e87a70e65f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63829fac603a849e0660fc69066cbce618504414ae7fd74b8ff9e87a70e65f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63829fac603a849e0660fc69066cbce618504414ae7fd74b8ff9e87a70e65f0f", kill_on_drop: false }`
[INFO] [stdout] 63829fac603a849e0660fc69066cbce618504414ae7fd74b8ff9e87a70e65f0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3bcf3803dec41fcecbb33aa267099bd7dcb23bb11559e30bddb4f82cbe70b16f
[INFO] running `Command { std: "docker" "start" "-a" "3bcf3803dec41fcecbb33aa267099bd7dcb23bb11559e30bddb4f82cbe70b16f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking ucd-trie v0.1.6
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/protobuf-2.28.0/src/enums.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         panic!();
[INFO] [stdout]    |         ^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 `protobuf` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3bcf3803dec41fcecbb33aa267099bd7dcb23bb11559e30bddb4f82cbe70b16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bcf3803dec41fcecbb33aa267099bd7dcb23bb11559e30bddb4f82cbe70b16f", kill_on_drop: false }`
[INFO] [stdout] 3bcf3803dec41fcecbb33aa267099bd7dcb23bb11559e30bddb4f82cbe70b16f