[INFO] fetching crate kindness 0.4.0...
[INFO] checking kindness-0.4.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate kindness 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate kindness 0.4.0 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 kindness 0.4.0
[INFO] finished tweaking crates.io crate kindness 0.4.0
[INFO] tweaked toml for crates.io crate kindness 0.4.0 written to /workspace/builds/worker-4-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 108 packages
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v3.2.25 (latest: v4.5.4)
[INFO] [stderr]       Adding clap_lex v0.2.4 (latest: v0.7.0)
[INFO] [stderr]       Adding criterion v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding os_str_bytes v6.6.1 (latest: v7.0.0)
[INFO] [stderr]       Adding pulldown-cmark v0.9.6 (latest: v0.10.2)
[INFO] [stderr]       Adding toml v0.7.8 (latest: v0.8.12)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5beb50f84dbf0e0908044a3b16bd2bdffcaa8fe4f346a5501f0e7c14654b448e
[INFO] running `Command { std: "docker" "start" "-a" "5beb50f84dbf0e0908044a3b16bd2bdffcaa8fe4f346a5501f0e7c14654b448e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5beb50f84dbf0e0908044a3b16bd2bdffcaa8fe4f346a5501f0e7c14654b448e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5beb50f84dbf0e0908044a3b16bd2bdffcaa8fe4f346a5501f0e7c14654b448e", kill_on_drop: false }`
[INFO] [stdout] 5beb50f84dbf0e0908044a3b16bd2bdffcaa8fe4f346a5501f0e7c14654b448e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d68b1bbedb256a3a4e422ad4bda1a2a0363bfad0a55558c29796dd285232fada
[INFO] running `Command { std: "docker" "start" "-a" "d68b1bbedb256a3a4e422ad4bda1a2a0363bfad0a55558c29796dd285232fada", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking syn v2.0.58
[INFO] [stderr]     Checking insta v1.38.0
[INFO] [stderr]     Checking kindness v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking version-sync v0.9.5
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `Command { std: "docker" "inspect" "d68b1bbedb256a3a4e422ad4bda1a2a0363bfad0a55558c29796dd285232fada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d68b1bbedb256a3a4e422ad4bda1a2a0363bfad0a55558c29796dd285232fada", kill_on_drop: false }`
[INFO] [stdout] d68b1bbedb256a3a4e422ad4bda1a2a0363bfad0a55558c29796dd285232fada
[INFO] checking kindness-0.4.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate kindness 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate kindness 0.4.0 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 kindness 0.4.0
[INFO] finished tweaking crates.io crate kindness 0.4.0
[INFO] tweaked toml for crates.io crate kindness 0.4.0 written to /workspace/builds/worker-4-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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ddedeed4db58f8c89a75bde9cc23bdac22bbad08eb0387bdef259b4445507d96
[INFO] running `Command { std: "docker" "start" "-a" "ddedeed4db58f8c89a75bde9cc23bdac22bbad08eb0387bdef259b4445507d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddedeed4db58f8c89a75bde9cc23bdac22bbad08eb0387bdef259b4445507d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddedeed4db58f8c89a75bde9cc23bdac22bbad08eb0387bdef259b4445507d96", kill_on_drop: false }`
[INFO] [stdout] ddedeed4db58f8c89a75bde9cc23bdac22bbad08eb0387bdef259b4445507d96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 459afb0b91eea054a5d186fd8c642a42a245908eb6749ba62565ff721ee1f63b
[INFO] running `Command { std: "docker" "start" "-a" "459afb0b91eea054a5d186fd8c642a42a245908eb6749ba62565ff721ee1f63b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking libc v0.2.153
[INFO] [stderr]     Checking crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.19/src/sync/parker.rs:370:25
[INFO] [stdout]     |
[INFO] [stdout] 370 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 371 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 372 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 373 | |                         };
[INFO] [stdout]     | |_________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[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 `crossbeam-utils` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "459afb0b91eea054a5d186fd8c642a42a245908eb6749ba62565ff721ee1f63b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "459afb0b91eea054a5d186fd8c642a42a245908eb6749ba62565ff721ee1f63b", kill_on_drop: false }`
[INFO] [stdout] 459afb0b91eea054a5d186fd8c642a42a245908eb6749ba62565ff721ee1f63b