[INFO] fetching crate provekit-r1cs-compiler 1.0.0...
[INFO] checking provekit-r1cs-compiler-1.0.0 against try#d0ab665d12770dbaae620b539ee4319b83445f45 for pr-133502-24
[INFO] extracting crate provekit-r1cs-compiler 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate provekit-r1cs-compiler 1.0.0
[INFO] finished tweaking crates.io crate provekit-r1cs-compiler 1.0.0
[INFO] tweaked toml for crates.io crate provekit-r1cs-compiler 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate provekit-r1cs-compiler 1.0.0 on toolchain d0ab665d12770dbaae620b539ee4319b83445f45
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d0ab665d12770dbaae620b539ee4319b83445f45" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate provekit-r1cs-compiler 1.0.0 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" "+d0ab665d12770dbaae620b539ee4319b83445f45" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5ce7ba59a0b4a38b615990e09b8c1c662dd7fd10d54a250362c09dab7e4c16e8
[INFO] running `Command { std: "docker" "start" "5ce7ba59a0b4a38b615990e09b8c1c662dd7fd10d54a250362c09dab7e4c16e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ce7ba59a0b4a38b615990e09b8c1c662dd7fd10d54a250362c09dab7e4c16e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5ce7ba59a0b4a38b615990e09b8c1c662dd7fd10d54a250362c09dab7e4c16e8" "/opt/rustwide/cargo-home/bin/cargo" "+d0ab665d12770dbaae620b539ee4319b83445f45" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ce7ba59a0b4a38b615990e09b8c1c662dd7fd10d54a250362c09dab7e4c16e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5ce7ba59a0b4a38b615990e09b8c1c662dd7fd10d54a250362c09dab7e4c16e8" "/opt/rustwide/cargo-home/bin/cargo" "+d0ab665d12770dbaae620b539ee4319b83445f45" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking provekit-r1cs-compiler v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `BinOp` is never used
[INFO] [stdout]   --> src/binops.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum BinOp {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_byte_binop` is never used
[INFO] [stdout]    --> src/binops.rs:107:15
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub(crate) fn add_byte_binop(
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sub_values` is never read
[INFO] [stdout]   --> src/spread.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub(crate) struct SpreadChunk {
[INFO] [stdout]    |                   ----------- field in this struct
[INFO] [stdout] 37 |     pub total_bits:  u32,
[INFO] [stdout] 38 |     pub sub_values:  Vec<usize>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpreadChunk` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `U8` is never constructed
[INFO] [stdout]   --> src/uints.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) struct U8 {
[INFO] [stdout]    |                   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new`, `zero`, and `from_const` are never used
[INFO] [stdout]   --> src/uints.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl U8 {
[INFO] [stdout]    | ------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub(crate) fn new(idx: usize, range_checked: bool) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub(crate) fn zero(r1cs_compiler: &mut NoirToR1CSCompiler) -> Self {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub(crate) fn from_const(r1cs_compiler: &mut NoirToR1CSCompiler, value: u8) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `U32` is never constructed
[INFO] [stdout]   --> src/uints.rs:61:19
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub(crate) struct U32 {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `unpack_u32`, `pack`, `pack_cached`, and `from_const` are never used
[INFO] [stdout]    --> src/uints.rs:67:19
[INFO] [stdout]     |
[INFO] [stdout]  65 | impl U32 {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout]  66 |     /// Constructs a U32 from four byte witnesses.
[INFO] [stdout]  67 |     pub(crate) fn new(bytes: [U8; 4]) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout]  74 |     pub(crate) fn unpack_u32(
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  97 |     pub(crate) fn pack(
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub(crate) fn pack_cached(
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub(crate) fn from_const(r1cs_compiler: &mut NoirToR1CSCompiler, value: u32) -> Self {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BinOp` is never used
[INFO] [stdout]   --> src/binops.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum BinOp {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_byte_binop` is never used
[INFO] [stdout]    --> src/binops.rs:107:15
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub(crate) fn add_byte_binop(
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sub_values` is never read
[INFO] [stdout]   --> src/spread.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub(crate) struct SpreadChunk {
[INFO] [stdout]    |                   ----------- field in this struct
[INFO] [stdout] 37 |     pub total_bits:  u32,
[INFO] [stdout] 38 |     pub sub_values:  Vec<usize>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpreadChunk` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `U8` is never constructed
[INFO] [stdout]   --> src/uints.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) struct U8 {
[INFO] [stdout]    |                   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new`, `zero`, and `from_const` are never used
[INFO] [stdout]   --> src/uints.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl U8 {
[INFO] [stdout]    | ------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub(crate) fn new(idx: usize, range_checked: bool) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub(crate) fn zero(r1cs_compiler: &mut NoirToR1CSCompiler) -> Self {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub(crate) fn from_const(r1cs_compiler: &mut NoirToR1CSCompiler, value: u8) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `U32` is never constructed
[INFO] [stdout]   --> src/uints.rs:61:19
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub(crate) struct U32 {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `unpack_u32`, `pack`, `pack_cached`, and `from_const` are never used
[INFO] [stdout]    --> src/uints.rs:67:19
[INFO] [stdout]     |
[INFO] [stdout]  65 | impl U32 {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout]  66 |     /// Constructs a U32 from four byte witnesses.
[INFO] [stdout]  67 |     pub(crate) fn new(bytes: [U8; 4]) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout]  74 |     pub(crate) fn unpack_u32(
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  97 |     pub(crate) fn pack(
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub(crate) fn pack_cached(
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub(crate) fn from_const(r1cs_compiler: &mut NoirToR1CSCompiler, value: u32) -> Self {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: provekit_acir v1.0.0-beta.11-alpha.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "5ce7ba59a0b4a38b615990e09b8c1c662dd7fd10d54a250362c09dab7e4c16e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce7ba59a0b4a38b615990e09b8c1c662dd7fd10d54a250362c09dab7e4c16e8", kill_on_drop: false }`
[INFO] [stdout] 5ce7ba59a0b4a38b615990e09b8c1c662dd7fd10d54a250362c09dab7e4c16e8
