[INFO] fetching crate rand_regex 0.16.0...
[INFO] checking rand_regex-0.16.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate rand_regex 0.16.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rand_regex 0.16.0 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 rand_regex 0.16.0
[INFO] finished tweaking crates.io crate rand_regex 0.16.0
[INFO] tweaked toml for crates.io crate rand_regex 0.16.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate rand_regex 0.16.0 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 windows-targets v0.48.1
[INFO] [stderr]   Downloaded bitflags v2.3.3
[INFO] [stderr]   Downloaded serde v1.0.180
[INFO] [stderr]   Downloaded clap_builder v4.3.19
[INFO] [stderr]   Downloaded clap v4.3.19
[INFO] [stderr]   Downloaded rustix v0.38.6
[INFO] [stderr]   Downloaded serde_derive v1.0.180
[INFO] [stderr]   Downloaded cc v1.0.81
[INFO] [stderr]   Downloaded regex-automata v0.3.4
[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] 5b7c2889e3ccbff272b55e303b38871ddbc3842042d58019fade46a2baf89f9e
[INFO] running `Command { std: "docker" "start" "-a" "5b7c2889e3ccbff272b55e303b38871ddbc3842042d58019fade46a2baf89f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b7c2889e3ccbff272b55e303b38871ddbc3842042d58019fade46a2baf89f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b7c2889e3ccbff272b55e303b38871ddbc3842042d58019fade46a2baf89f9e", kill_on_drop: false }`
[INFO] [stdout] 5b7c2889e3ccbff272b55e303b38871ddbc3842042d58019fade46a2baf89f9e
[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] 3b5090796de2bc6d050aedf16cfc071d929e2905f7100599babeb56b275cf05c
[INFO] running `Command { std: "docker" "start" "-a" "3b5090796de2bc6d050aedf16cfc071d929e2905f7100599babeb56b275cf05c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling serde v1.0.180
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling serde_derive v1.0.180
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]    Compiling rustix v0.38.6
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rayon-core v1.11.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking regex-automata v0.3.4
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking rand_regex v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.36s
[INFO] running `Command { std: "docker" "inspect" "3b5090796de2bc6d050aedf16cfc071d929e2905f7100599babeb56b275cf05c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b5090796de2bc6d050aedf16cfc071d929e2905f7100599babeb56b275cf05c", kill_on_drop: false }`
[INFO] [stdout] 3b5090796de2bc6d050aedf16cfc071d929e2905f7100599babeb56b275cf05c
[INFO] checking rand_regex-0.16.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate rand_regex 0.16.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rand_regex 0.16.0 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 rand_regex 0.16.0
[INFO] finished tweaking crates.io crate rand_regex 0.16.0
[INFO] tweaked toml for crates.io crate rand_regex 0.16.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate rand_regex 0.16.0 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-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] 7a67a8b1839b2a60f289ecb6149a2fdbeb9a7764c96cb4d2425dff435d3f20b9
[INFO] running `Command { std: "docker" "start" "-a" "7a67a8b1839b2a60f289ecb6149a2fdbeb9a7764c96cb4d2425dff435d3f20b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a67a8b1839b2a60f289ecb6149a2fdbeb9a7764c96cb4d2425dff435d3f20b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a67a8b1839b2a60f289ecb6149a2fdbeb9a7764c96cb4d2425dff435d3f20b9", kill_on_drop: false }`
[INFO] [stdout] 7a67a8b1839b2a60f289ecb6149a2fdbeb9a7764c96cb4d2425dff435d3f20b9
[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] f52608e2d29001ee6bb3eb5ac0be2893d8054508aeb027a9a4de9e967929d9a8
[INFO] running `Command { std: "docker" "start" "-a" "f52608e2d29001ee6bb3eb5ac0be2893d8054508aeb027a9a4de9e967929d9a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling serde v1.0.180
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling serde_derive v1.0.180
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]    Compiling rustix v0.38.6
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking crossbeam-utils v0.8.16
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_derive-1.0.180/src/lib_precompiled.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         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] [stderr]     Checking walkdir v2.3.3
[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 `serde_derive` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.16/src/sync/parker.rs:371:25
[INFO] [stdout]     |
[INFO] [stdout] 371 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 372 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 373 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 374 | |                         };
[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 `crossbeam-utils` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f52608e2d29001ee6bb3eb5ac0be2893d8054508aeb027a9a4de9e967929d9a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f52608e2d29001ee6bb3eb5ac0be2893d8054508aeb027a9a4de9e967929d9a8", kill_on_drop: false }`
[INFO] [stdout] f52608e2d29001ee6bb3eb5ac0be2893d8054508aeb027a9a4de9e967929d9a8