[INFO] cloning repository https://github.com/jtcoolen/threshold_encryption
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jtcoolen/threshold_encryption" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtcoolen%2Fthreshold_encryption", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtcoolen%2Fthreshold_encryption'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8530055a3b5787f3d41995d1d39c458a18d279f5
[INFO] checking jtcoolen/threshold_encryption against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtcoolen%2Fthreshold_encryption" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jtcoolen/threshold_encryption 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 git repo https://github.com/jtcoolen/threshold_encryption
[INFO] finished tweaking git repo https://github.com/jtcoolen/threshold_encryption
[INFO] tweaked toml for git repo https://github.com/jtcoolen/threshold_encryption written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jtcoolen/threshold_encryption 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] 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] 9a19bcaa8765125c16090f35e7438c823a075c2b5d636d79d1458cc548db6232
[INFO] running `Command { std: "docker" "start" "-a" "9a19bcaa8765125c16090f35e7438c823a075c2b5d636d79d1458cc548db6232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a19bcaa8765125c16090f35e7438c823a075c2b5d636d79d1458cc548db6232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a19bcaa8765125c16090f35e7438c823a075c2b5d636d79d1458cc548db6232", kill_on_drop: false }`
[INFO] [stdout] 9a19bcaa8765125c16090f35e7438c823a075c2b5d636d79d1458cc548db6232
[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] adbdfea96043f90e1a1b924f6bf32d0ed8d821fbcc006a40cc872b995fb96466
[INFO] running `Command { std: "docker" "start" "-a" "adbdfea96043f90e1a1b924f6bf32d0ed8d821fbcc006a40cc872b995fb96466", kill_on_drop: false }`
[INFO] [stderr] warning: threshold_encryption v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `clippy` which is missing a lib target
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling blake3 v1.5.0
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking ark-serialize v0.4.2
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking ark-ff v0.4.2
[INFO] [stderr]     Checking ark-poly v0.4.2
[INFO] [stderr]     Checking ark-ec v0.4.2
[INFO] [stderr]     Checking ark-bls12-381 v0.4.0
[INFO] [stderr]     Checking threshold_encryption v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `BigInteger` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |     use super::*;
[INFO] [stdout]     |         -------- the item `BigInteger` is already imported here
[INFO] [stdout] 169 |     use crate::BigInteger;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Projective` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:170:37
[INFO] [stdout]     |
[INFO] [stdout] 168 |     use super::*;
[INFO] [stdout]     |         -------- the item `Projective` is already imported here
[INFO] [stdout] 169 |     use crate::BigInteger;
[INFO] [stdout] 170 |     use ark_ec::short_weierstrass::{Projective, SWCurveConfig};
[INFO] [stdout]     |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `SWCurveConfig` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:170:49
[INFO] [stdout]     |
[INFO] [stdout] 168 |     use super::*;
[INFO] [stdout]     |         -------- the item `SWCurveConfig` is already imported here
[INFO] [stdout] 169 |     use crate::BigInteger;
[INFO] [stdout] 170 |     use ark_ec::short_weierstrass::{Projective, SWCurveConfig};
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PrimeField` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |     use super::*;
[INFO] [stdout]     |         -------- the item `PrimeField` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 172 |     use ark_ff::PrimeField;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.94s
[INFO] running `Command { std: "docker" "inspect" "adbdfea96043f90e1a1b924f6bf32d0ed8d821fbcc006a40cc872b995fb96466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adbdfea96043f90e1a1b924f6bf32d0ed8d821fbcc006a40cc872b995fb96466", kill_on_drop: false }`
[INFO] [stdout] adbdfea96043f90e1a1b924f6bf32d0ed8d821fbcc006a40cc872b995fb96466
[INFO] checking jtcoolen/threshold_encryption against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtcoolen%2Fthreshold_encryption" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jtcoolen/threshold_encryption 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 git repo https://github.com/jtcoolen/threshold_encryption
[INFO] finished tweaking git repo https://github.com/jtcoolen/threshold_encryption
[INFO] tweaked toml for git repo https://github.com/jtcoolen/threshold_encryption written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jtcoolen/threshold_encryption 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] 2b8cb2187426d4d5a660b2d1b8a17e55e167b2b034e0e4d0c5321fca4a66be8e
[INFO] running `Command { std: "docker" "start" "-a" "2b8cb2187426d4d5a660b2d1b8a17e55e167b2b034e0e4d0c5321fca4a66be8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b8cb2187426d4d5a660b2d1b8a17e55e167b2b034e0e4d0c5321fca4a66be8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b8cb2187426d4d5a660b2d1b8a17e55e167b2b034e0e4d0c5321fca4a66be8e", kill_on_drop: false }`
[INFO] [stdout] 2b8cb2187426d4d5a660b2d1b8a17e55e167b2b034e0e4d0c5321fca4a66be8e
[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] a8a32aecfd502a3d70176db77d621b8b8feffe10c0f5529da72c87d386d77297
[INFO] running `Command { std: "docker" "start" "-a" "a8a32aecfd502a3d70176db77d621b8b8feffe10c0f5529da72c87d386d77297", kill_on_drop: false }`
[INFO] [stderr] warning: threshold_encryption v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `clippy` which is missing a lib target
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[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 quote v1.0.35
[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" "a8a32aecfd502a3d70176db77d621b8b8feffe10c0f5529da72c87d386d77297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8a32aecfd502a3d70176db77d621b8b8feffe10c0f5529da72c87d386d77297", kill_on_drop: false }`
[INFO] [stdout] a8a32aecfd502a3d70176db77d621b8b8feffe10c0f5529da72c87d386d77297