[INFO] fetching crate neptune 13.0.0...
[INFO] checking neptune-13.0.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate neptune 13.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate neptune 13.0.0 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] removed /workspace/builds/worker-6-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate neptune 13.0.0
[INFO] finished tweaking crates.io crate neptune 13.0.0
[INFO] tweaked toml for crates.io crate neptune 13.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate neptune 13.0.0 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustacuda_derive v0.1.2
[INFO] [stderr]   Downloaded fil-rustacuda v0.1.4
[INFO] [stderr]   Downloaded rustacuda_core v0.1.2
[INFO] [stderr]   Downloaded temp-env v0.3.6
[INFO] [stderr]   Downloaded rust-gpu-tools v0.7.2
[INFO] [stderr]   Downloaded abomonation v0.7.3
[INFO] [stderr]   Downloaded abomonation_derive_ng v0.1.0
[INFO] [stderr]   Downloaded execute-command-macro-impl v0.1.9
[INFO] [stderr]   Downloaded bellpepper v0.4.0
[INFO] [stderr]   Downloaded bellpepper-core v0.4.0
[INFO] [stderr]   Downloaded opencl-sys v0.2.6
[INFO] [stderr]   Downloaded execute v0.2.12
[INFO] [stderr]   Downloaded cuda-driver-sys v0.3.0
[INFO] [stderr]   Downloaded opencl3 v0.9.4
[INFO] [stderr]   Downloaded cl3 v0.9.4
[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] c73473dfea0149f595e3be6f555cc885f4afb4cd0ef284581b67d1ad4a4ed1e6
[INFO] running `Command { std: "docker" "start" "-a" "c73473dfea0149f595e3be6f555cc885f4afb4cd0ef284581b67d1ad4a4ed1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c73473dfea0149f595e3be6f555cc885f4afb4cd0ef284581b67d1ad4a4ed1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c73473dfea0149f595e3be6f555cc885f4afb4cd0ef284581b67d1ad4a4ed1e6", kill_on_drop: false }`
[INFO] [stdout] c73473dfea0149f595e3be6f555cc885f4afb4cd0ef284581b67d1ad4a4ed1e6
[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] e21b8d5cf32386e05a8afabcd2ccb34e13fd59c852432786d884fa81acab645b
[INFO] running `Command { std: "docker" "start" "-a" "e21b8d5cf32386e05a8afabcd2ccb34e13fd59c852432786d884fa81acab645b", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling constant_time_eq v0.3.0
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling ec-gpu v0.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling blake2b_simd v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking blake2s_simd v1.0.2
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]    Compiling blst v0.3.11
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking pairing v0.23.0
[INFO] [stderr]    Compiling trait-set v0.3.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.192
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling zeroize v1.6.0
[INFO] [stderr]     Checking bellpepper-core v0.4.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking blstrs v0.7.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking pasta_curves v0.5.1
[INFO] [stderr]     Checking bellpepper v0.4.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]    Compiling neptune v13.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Arity` is imported redundantly
[INFO] [stdout]   --> benches/synthesis.rs:1:23
[INFO] [stdout]    |
[INFO] [stdout] 1  | use crate::poseidon::{Arity, PoseidonConstants};
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 | use neptune::*;
[INFO] [stdout]    |     ---------- the item `Arity` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.60s
[INFO] running `Command { std: "docker" "inspect" "e21b8d5cf32386e05a8afabcd2ccb34e13fd59c852432786d884fa81acab645b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21b8d5cf32386e05a8afabcd2ccb34e13fd59c852432786d884fa81acab645b", kill_on_drop: false }`
[INFO] [stdout] e21b8d5cf32386e05a8afabcd2ccb34e13fd59c852432786d884fa81acab645b
[INFO] checking neptune-13.0.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate neptune 13.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate neptune 13.0.0 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] removed /workspace/builds/worker-6-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate neptune 13.0.0
[INFO] finished tweaking crates.io crate neptune 13.0.0
[INFO] tweaked toml for crates.io crate neptune 13.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate neptune 13.0.0 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-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] 88edf5c6f1089bcc359df56753dd6ab0202e75d432d8926d01de2b9e76c6397c
[INFO] running `Command { std: "docker" "start" "-a" "88edf5c6f1089bcc359df56753dd6ab0202e75d432d8926d01de2b9e76c6397c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88edf5c6f1089bcc359df56753dd6ab0202e75d432d8926d01de2b9e76c6397c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88edf5c6f1089bcc359df56753dd6ab0202e75d432d8926d01de2b9e76c6397c", kill_on_drop: false }`
[INFO] [stdout] 88edf5c6f1089bcc359df56753dd6ab0202e75d432d8926d01de2b9e76c6397c
[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] a70e71ae24850644382433a2b64a38273d2a628a3046103290311fac1da3778c
[INFO] running `Command { std: "docker" "start" "-a" "a70e71ae24850644382433a2b64a38273d2a628a3046103290311fac1da3778c", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling constant_time_eq v0.3.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling ec-gpu v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling blake2b_simd v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling byte-slice-cast v1.2.2
[INFO] [stderr]     Checking bitvec v1.0.1
[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] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking blake2s_simd v1.0.2
[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]     Checking ciborium-io v0.2.1
[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" "a70e71ae24850644382433a2b64a38273d2a628a3046103290311fac1da3778c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a70e71ae24850644382433a2b64a38273d2a628a3046103290311fac1da3778c", kill_on_drop: false }`
[INFO] [stdout] a70e71ae24850644382433a2b64a38273d2a628a3046103290311fac1da3778c