[INFO] fetching crate protokit_binformat 0.1.4...
[INFO] checking protokit_binformat-0.1.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate protokit_binformat 0.1.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate protokit_binformat 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 protokit_binformat 0.1.4
[INFO] finished tweaking crates.io crate protokit_binformat 0.1.4
[INFO] tweaked toml for crates.io crate protokit_binformat 0.1.4 written to /workspace/builds/worker-7-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 14 packages
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding protokit_derive v0.1.4 (latest: v0.2.0)
[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 protokit_derive v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 79bd8c43fc05a62fb4a5faddfd2f99052237e84dce5bcffa3e01b91085d5b83e
[INFO] running `Command { std: "docker" "start" "-a" "79bd8c43fc05a62fb4a5faddfd2f99052237e84dce5bcffa3e01b91085d5b83e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79bd8c43fc05a62fb4a5faddfd2f99052237e84dce5bcffa3e01b91085d5b83e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79bd8c43fc05a62fb4a5faddfd2f99052237e84dce5bcffa3e01b91085d5b83e", kill_on_drop: false }`
[INFO] [stdout] 79bd8c43fc05a62fb4a5faddfd2f99052237e84dce5bcffa3e01b91085d5b83e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 95b0a8cbc38214d02ce277a7149d92e96ba597d7232df718981a52cecff20f30
[INFO] running `Command { std: "docker" "start" "-a" "95b0a8cbc38214d02ce277a7149d92e96ba597d7232df718981a52cecff20f30", kill_on_drop: false }`
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking bumpalo v3.15.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling protokit_derive v0.1.4
[INFO] [stderr]     Checking protokit_binformat v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "95b0a8cbc38214d02ce277a7149d92e96ba597d7232df718981a52cecff20f30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95b0a8cbc38214d02ce277a7149d92e96ba597d7232df718981a52cecff20f30", kill_on_drop: false }`
[INFO] [stdout] 95b0a8cbc38214d02ce277a7149d92e96ba597d7232df718981a52cecff20f30
[INFO] checking protokit_binformat-0.1.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate protokit_binformat 0.1.4 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate protokit_binformat 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 protokit_binformat 0.1.4
[INFO] finished tweaking crates.io crate protokit_binformat 0.1.4
[INFO] tweaked toml for crates.io crate protokit_binformat 0.1.4 written to /workspace/builds/worker-7-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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 32f466cb7b9ef3f8f95cc20b317216253e9c28d30692087c2e896ceb43b0c60e
[INFO] running `Command { std: "docker" "start" "-a" "32f466cb7b9ef3f8f95cc20b317216253e9c28d30692087c2e896ceb43b0c60e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32f466cb7b9ef3f8f95cc20b317216253e9c28d30692087c2e896ceb43b0c60e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32f466cb7b9ef3f8f95cc20b317216253e9c28d30692087c2e896ceb43b0c60e", kill_on_drop: false }`
[INFO] [stdout] 32f466cb7b9ef3f8f95cc20b317216253e9c28d30692087c2e896ceb43b0c60e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0509413a43f216b2a31326140e76af9d27334e2ed75f4a0b7e5c97b38568cb40
[INFO] running `Command { std: "docker" "start" "-a" "0509413a43f216b2a31326140e76af9d27334e2ed75f4a0b7e5c97b38568cb40", kill_on_drop: false }`
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking bumpalo v3.15.4
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bumpalo-3.15.4/src/collections/str/lossy.rs:82:28
[INFO] [stdout]    |
[INFO] [stdout] 82 |                       () => {{
[INFO] [stdout]    |  ____________________________^
[INFO] [stdout] 83 | |                         unsafe {
[INFO] [stdout] 84 | |                             let r = Utf8LossyChunk {
[INFO] [stdout] 85 | |                                 valid: str::from_utf8_unchecked(&self.source[0..i_]),
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |                         }
[INFO] [stdout] 91 | |                     }};
[INFO] [stdout]    | |_____________________^ cannot infer type
[INFO] [stdout] ...
[INFO] [stdout] 97 |                               error!();
[INFO] [stdout]    |                               -------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling protokit_derive v0.1.4
[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 `bumpalo` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0509413a43f216b2a31326140e76af9d27334e2ed75f4a0b7e5c97b38568cb40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0509413a43f216b2a31326140e76af9d27334e2ed75f4a0b7e5c97b38568cb40", kill_on_drop: false }`
[INFO] [stdout] 0509413a43f216b2a31326140e76af9d27334e2ed75f4a0b7e5c97b38568cb40