[INFO] fetching crate smolbar 0.8.2...
[INFO] checking smolbar-0.8.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate smolbar 0.8.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate smolbar 0.8.2 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 smolbar 0.8.2
[INFO] finished tweaking crates.io crate smolbar 0.8.2
[INFO] tweaked toml for crates.io crate smolbar 0.8.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate smolbar 0.8.2 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]  Downloading crates ...
[INFO] [stderr]   Downloaded argh_shared v0.1.10
[INFO] [stderr]   Downloaded argh_derive v0.1.10
[INFO] [stderr]   Downloaded nu-ansi-term v0.48.0
[INFO] [stderr]   Downloaded argh v0.1.10
[INFO] [stderr]   Downloaded winnow v0.5.1
[INFO] [stderr]   Downloaded serde v1.0.178
[INFO] [stderr]   Downloaded serde_derive v1.0.178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 22245796a943a52df345ccb06445ab3cf38b5a7e718030d4ff01b54c72ae2e9e
[INFO] running `Command { std: "docker" "start" "-a" "22245796a943a52df345ccb06445ab3cf38b5a7e718030d4ff01b54c72ae2e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22245796a943a52df345ccb06445ab3cf38b5a7e718030d4ff01b54c72ae2e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22245796a943a52df345ccb06445ab3cf38b5a7e718030d4ff01b54c72ae2e9e", kill_on_drop: false }`
[INFO] [stdout] 22245796a943a52df345ccb06445ab3cf38b5a7e718030d4ff01b54c72ae2e9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 877738f34db9aa80eec94c7aacebc1c310e61cb042a0f8a956b7b0d9622fe6a7
[INFO] running `Command { std: "docker" "start" "-a" "877738f34db9aa80eec94c7aacebc1c310e61cb042a0f8a956b7b0d9622fe6a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling serde v1.0.178
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]    Compiling argh_shared v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking winnow v0.5.1
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.178
[INFO] [stderr]     Checking nu-ansi-term v0.48.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling argh_derive v0.1.10
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_edit v0.19.14
[INFO] [stderr]     Checking argh v0.1.10
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking smolbar v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.45s
[INFO] running `Command { std: "docker" "inspect" "877738f34db9aa80eec94c7aacebc1c310e61cb042a0f8a956b7b0d9622fe6a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "877738f34db9aa80eec94c7aacebc1c310e61cb042a0f8a956b7b0d9622fe6a7", kill_on_drop: false }`
[INFO] [stdout] 877738f34db9aa80eec94c7aacebc1c310e61cb042a0f8a956b7b0d9622fe6a7
[INFO] checking smolbar-0.8.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate smolbar 0.8.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate smolbar 0.8.2 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 smolbar 0.8.2
[INFO] finished tweaking crates.io crate smolbar 0.8.2
[INFO] tweaked toml for crates.io crate smolbar 0.8.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate smolbar 0.8.2 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] dc7cc15d06753b4f774a4eedba2dbe38a904bb80136673394cad3d7540352f2b
[INFO] running `Command { std: "docker" "start" "-a" "dc7cc15d06753b4f774a4eedba2dbe38a904bb80136673394cad3d7540352f2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc7cc15d06753b4f774a4eedba2dbe38a904bb80136673394cad3d7540352f2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7cc15d06753b4f774a4eedba2dbe38a904bb80136673394cad3d7540352f2b", kill_on_drop: false }`
[INFO] [stdout] dc7cc15d06753b4f774a4eedba2dbe38a904bb80136673394cad3d7540352f2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1c368ae919f46ac0a2aaacfb25b6f18cd99b56d740b697a03c1c2644612589de
[INFO] running `Command { std: "docker" "start" "-a" "1c368ae919f46ac0a2aaacfb25b6f18cd99b56d740b697a03c1c2644612589de", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling serde v1.0.178
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking winnow v0.5.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/signal-hook-registry-1.4.1/src/half_lock.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             unsafe { libc::abort() };
[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 `signal-hook-registry` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1c368ae919f46ac0a2aaacfb25b6f18cd99b56d740b697a03c1c2644612589de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c368ae919f46ac0a2aaacfb25b6f18cd99b56d740b697a03c1c2644612589de", kill_on_drop: false }`
[INFO] [stdout] 1c368ae919f46ac0a2aaacfb25b6f18cd99b56d740b697a03c1c2644612589de