[INFO] crate sapling-crypto_ce 0.1.2 is already in cache
[INFO] checking sapling-crypto_ce-0.1.2 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate sapling-crypto_ce 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sapling-crypto_ce 0.1.2 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sapling-crypto_ce 0.1.2
[INFO] finished tweaking crates.io crate sapling-crypto_ce 0.1.2
[INFO] tweaked toml for crates.io crate sapling-crypto_ce 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate sapling-crypto_ce 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eeb980fd20ef18f24c848bc8708450b1fe9af1b8ec763256796182ac9751be48
[INFO] running `"docker" "start" "-a" "eeb980fd20ef18f24c848bc8708450b1fe9af1b8ec763256796182ac9751be48"`
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking futures v0.1.26
[INFO] [stderr]    Compiling tiny-keccak v2.0.1
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking blake2-rfc_bellman_edition v0.0.1
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]    Compiling hex-literal-impl v0.2.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling ff_derive_ce v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking ff_ce v0.7.0
[INFO] [stderr]     Checking pairing_ce v0.18.0
[INFO] [stderr]     Checking bellman_ce v0.3.1
[INFO] [stderr]     Checking sapling-crypto_ce v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/circuit/num.rs:425:17
[INFO] [stderr]     |
[INFO] [stderr] 425 |     ) -> Result<(Self), SynthesisError>
[INFO] [stderr]     |                 ^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/circuit/num.rs:425:17
[INFO] [stderr]     |
[INFO] [stderr] 425 |     ) -> Result<(Self), SynthesisError>
[INFO] [stderr]     |                 ^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/circuit/sprout/input.rs:78:37
[INFO] [stderr]    |
[INFO] [stderr] 78 |         for (i, layer) in auth_path.into_iter().enumerate() {
[INFO] [stderr]    |                                     ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/circuit/blake2s.rs:345:27
[INFO] [stderr]     |
[INFO] [stderr] 345 |         for b in expected.into_iter() {
[INFO] [stderr]     |                           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/circuit/sha256.rs:333:27
[INFO] [stderr]     |
[INFO] [stderr] 333 |         for b in expected.into_iter() {
[INFO] [stderr]     |                           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/circuit/sprout/input.rs:78:37
[INFO] [stderr]    |
[INFO] [stderr] 78 |         for (i, layer) in auth_path.into_iter().enumerate() {
[INFO] [stderr]    |                                     ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `"docker" "inspect" "eeb980fd20ef18f24c848bc8708450b1fe9af1b8ec763256796182ac9751be48"`
[INFO] running `"docker" "rm" "-f" "eeb980fd20ef18f24c848bc8708450b1fe9af1b8ec763256796182ac9751be48"`
[INFO] [stdout] eeb980fd20ef18f24c848bc8708450b1fe9af1b8ec763256796182ac9751be48
