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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shreya77077/nexus-host" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshreya77077%2Fnexus-host", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b792170f179a19f9ee7a26e9c621af6153664165
[INFO] fixing shreya77077/nexus-host against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshreya77077%2Fnexus-host" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
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[INFO] validating manifest of git repo https://github.com/shreya77077/nexus-host on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
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[INFO] [stdout] error[E0635]: unknown feature `array_chunks`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/lib.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     feature(array_chunks, iter_array_chunks, portable_simd, slice_ptr_get)
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Checking crypto v0.5.1
[INFO] [stdout] error[E0599]: no method named `array_chunks` found for struct `Vec<M31>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/cpu/circle.rs:158:14
[INFO] [stdout]     |
[INFO] [stdout] 157 | /         twiddles
[INFO] [stdout] 158 | |             .array_chunks::<CHUNK_SIZE>()
[INFO] [stdout]     | |             -^^^^^^^^^^^^ `Vec<M31>` is not an iterator
[INFO] [stdout]     | |_____________|
[INFO] [stdout]     |
[INFO] [stdout]     |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]     |
[INFO] [stdout] 158 |             .into_iter().array_chunks::<CHUNK_SIZE>()
[INFO] [stdout]     |              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks_mut` found for struct `Vec<M31>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/cpu/circle.rs:159:28
[INFO] [stdout]     |
[INFO] [stdout] 159 |             .zip(itwiddles.array_chunks_mut::<CHUNK_SIZE>())
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `rchunks_mut` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/slice/mod.rs:1733:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: `&Mle<CpuBackend, QM31>` is not an iterator
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/cpu/lookups/gkr.rs:234:21
[INFO] [stdout]     |
[INFO] [stdout] 234 |     let res = layer.array_chunks().map(|&[a, b]| a * b).collect();
[INFO] [stdout]     |                     ^^^^^^^^^^^^ `&Mle<CpuBackend, QM31>` is not an iterator
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/lookups/mle.rs:20:1
[INFO] [stdout]     |
[INFO] [stdout]  20 | pub struct Mle<B: ColumnOps<F>, F: Field> {
[INFO] [stdout]     | ----------------------------------------- doesn't satisfy `Mle<CpuBackend, QM31>: Iterator`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `&Mle<CpuBackend, QM31>: Iterator`
[INFO] [stdout]             which is required by `&mut &Mle<CpuBackend, QM31>: Iterator`
[INFO] [stdout]             `Mle<CpuBackend, QM31>: Iterator`
[INFO] [stdout]             which is required by `&mut Mle<CpuBackend, QM31>: Iterator`
[INFO] [stdout]             `Vec<QM31>: Iterator`
[INFO] [stdout]             which is required by `&mut Vec<QM31>: Iterator`
[INFO] [stdout]             `[QM31]: Iterator`
[INFO] [stdout]             which is required by `&mut [QM31]: Iterator`
[INFO] [stdout] note: the trait `Iterator` must be implemented
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/iter/traits/iterator.rs:42:0
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the trait `Iterator` defines an item `array_chunks`, but is explicitly unimplemented
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks` found for reference `&[PackedM31]` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/simd/circle.rs:190:49
[INFO] [stdout]     |
[INFO] [stdout] 190 |             for (i, coeff_chunk) in coeff_chunk.array_chunks::<N_LANES>().enumerate() {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^ `&[PackedM31]` is not an iterator
[INFO] [stdout]     |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]     |
[INFO] [stdout] 190 |             for (i, coeff_chunk) in coeff_chunk.into_iter().array_chunks::<N_LANES>().enumerate() {
[INFO] [stdout]     |                                                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/simd/column.rs:117:16
[INFO] [stdout]     |
[INFO] [stdout] 117 |         if let Some(remainder) = chunks.into_remainder() {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^   ----------------------- this expression has type `std::array::IntoIter<M31, 16>`
[INFO] [stdout]     |                |
[INFO] [stdout]     |                expected `IntoIter<M31, 16>`, found `Option<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `std::array::IntoIter<M31, 16>`
[INFO] [stdout]                  found enum `std::option::Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/simd/column.rs:182:16
[INFO] [stdout]     |
[INFO] [stdout] 182 |         if let Some(remainder) = chunks.into_remainder() {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^   ----------------------- this expression has type `std::array::IntoIter<CM31, 16>`
[INFO] [stdout]     |                |
[INFO] [stdout]     |                expected `IntoIter<CM31, 16>`, found `Option<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `std::array::IntoIter<CM31, 16>`
[INFO] [stdout]                  found enum `std::option::Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/simd/column.rs:300:16
[INFO] [stdout]     |
[INFO] [stdout] 300 |         if let Some(remainder) = chunks.into_remainder() {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^   ----------------------- this expression has type `std::array::IntoIter<QM31, 16>`
[INFO] [stdout]     |                |
[INFO] [stdout]     |                expected `IntoIter<QM31, 16>`, found `Option<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `std::array::IntoIter<QM31, 16>`
[INFO] [stdout]                  found enum `std::option::Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks` found for struct `Vec<PackedQM31>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/simd/lookups/gkr.rs:137:10
[INFO] [stdout]     |
[INFO] [stdout] 135 |       let data = layer
[INFO] [stdout]     |  ________________-
[INFO] [stdout] 136 | |         .data
[INFO] [stdout] 137 | |         .array_chunks()
[INFO] [stdout]     | |         -^^^^^^^^^^^^ `Vec<PackedQM31>` is not an iterator
[INFO] [stdout]     | |_________|
[INFO] [stdout]     |
[INFO] [stdout]     |
[INFO] [stdout] help: call `.iter()` first
[INFO] [stdout]     |
[INFO] [stdout] 137 |         .iter().array_chunks()
[INFO] [stdout]     |          +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks_mut` found for mutable reference `&mut [PackedM31]` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/simd/prefix_sum.rs:36:46
[INFO] [stdout]    |
[INFO] [stdout] 36 |     for ([l0, l1], [r0, r1]) in izip!(l_half.array_chunks_mut(), r_half.array_chunks_mut().rev()) {
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `rchunks_mut` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/slice/mod.rs:1733:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks_mut` found for mutable reference `&mut [PackedM31]` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/simd/prefix_sum.rs:36:73
[INFO] [stdout]    |
[INFO] [stdout] 36 |     for ([l0, l1], [r0, r1]) in izip!(l_half.array_chunks_mut(), r_half.array_chunks_mut().rev()) {
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `rchunks_mut` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/slice/mod.rs:1733:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks_mut` found for mutable reference `&mut [PackedM31]` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/simd/prefix_sum.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |         zip(lows.array_chunks_mut(), highs.array_chunks())
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `rchunks_mut` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/slice/mod.rs:1733:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks` found for mutable reference `&mut [PackedM31]` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/simd/prefix_sum.rs:59:44
[INFO] [stdout]    |
[INFO] [stdout] 59 |         zip(lows.array_chunks_mut(), highs.array_chunks())
[INFO] [stdout]    |                                            ^^^^^^^^^^^^ `&mut [PackedM31]` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]    |
[INFO] [stdout] 59 |         zip(lows.array_chunks_mut(), highs.into_iter().array_chunks())
[INFO] [stdout]    |                                            ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks_mut` found for mutable reference `&mut [PackedM31]` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/simd/prefix_sum.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |         zip(lows.array_chunks_mut(), highs.array_chunks_mut())
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `rchunks_mut` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/slice/mod.rs:1733:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks_mut` found for mutable reference `&mut [PackedM31]` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/simd/prefix_sum.rs:87:44
[INFO] [stdout]    |
[INFO] [stdout] 87 |         zip(lows.array_chunks_mut(), highs.array_chunks_mut())
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `rchunks_mut` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/slice/mod.rs:1733:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks_mut` found for mutable reference `&mut [PackedM31]` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/simd/prefix_sum.rs:101:46
[INFO] [stdout]     |
[INFO] [stdout] 101 |     for ([l0, l1], [r0, r1]) in izip!(l_half.array_chunks_mut(), r_half.array_chunks_mut().rev()) {
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `rchunks_mut` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/slice/mod.rs:1733:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks_mut` found for mutable reference `&mut [PackedM31]` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/stwo-59e22971a65c0edb/0790eba/crates/stwo/src/prover/backend/simd/prefix_sum.rs:101:73
[INFO] [stdout]     |
[INFO] [stdout] 101 |     for ([l0, l1], [r0, r1]) in izip!(l_half.array_chunks_mut(), r_half.array_chunks_mut().rev()) {
[INFO] [stdout]     |                                                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `rchunks_mut` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/slice/mod.rs:1733:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking guest v0.1.0 (/opt/rustwide/workdir/src/guest)
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stwo` (lib) due to 17 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5326a57eb1948045b202a3ca3e029b1ffffdd1fcccd7ef78614b955112422176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5326a57eb1948045b202a3ca3e029b1ffffdd1fcccd7ef78614b955112422176", kill_on_drop: false }`
[INFO] [stdout] 5326a57eb1948045b202a3ca3e029b1ffffdd1fcccd7ef78614b955112422176
