[INFO] cloning repository https://github.com/AJTECH001/stylus_strings_utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AJTECH001/stylus_strings_utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAJTECH001%2Fstylus_strings_utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAJTECH001%2Fstylus_strings_utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 776606323d1cea947d7c6e641a44fbc321bc4ab9
[INFO] testing AJTECH001/stylus_strings_utils against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAJTECH001%2Fstylus_strings_utils" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/AJTECH001/stylus_strings_utils
[INFO] finished tweaking git repo https://github.com/AJTECH001/stylus_strings_utils
[INFO] tweaked toml for git repo https://github.com/AJTECH001/stylus_strings_utils written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AJTECH001/stylus_strings_utils on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AJTECH001/stylus_strings_utils 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] c1bdcf453d062d1727bcfed73e80f81e0ca258cc5306678e6e3a7c515d37ce36
[INFO] running `Command { std: "docker" "start" "-a" "c1bdcf453d062d1727bcfed73e80f81e0ca258cc5306678e6e3a7c515d37ce36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1bdcf453d062d1727bcfed73e80f81e0ca258cc5306678e6e3a7c515d37ce36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1bdcf453d062d1727bcfed73e80f81e0ca258cc5306678e6e3a7c515d37ce36", kill_on_drop: false }`
[INFO] [stdout] c1bdcf453d062d1727bcfed73e80f81e0ca258cc5306678e6e3a7c515d37ce36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c67cc3cfcb556acc9f32308f8eba10efd9741681a48a630062229e56f36d202b
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[INFO] [stdout] error[E0599]: no function or associated item named `zero` found for struct `Uint` in the current scope
[INFO] [stdout]    --> src/lib.rs:10:21
[INFO] [stdout]     |
[INFO] [stdout] 10  |     while v > U256::zero() {
[INFO] [stdout]     |                     ^^^^ function or associated item not found in `Uint<256, 4>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `Uint<256, 4>` consider using one of the following associated functions:
[INFO] [stdout]       ruint::base_convert::<impl Uint<BITS, LIMBS>>::from_base_le
[INFO] [stdout]       ruint::base_convert::<impl Uint<BITS, LIMBS>>::from_base_be
[INFO] [stdout]       ruint::bytes::<impl Uint<BITS, LIMBS>>::from_be_bytes
[INFO] [stdout]       ruint::bytes::<impl Uint<BITS, LIMBS>>::from_be_slice
[INFO] [stdout]       and 16 others
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ruint-1.15.0/src/base_convert.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     pub fn from_base_le<I>(base: u64, digits: I) -> Result<Self, BaseConvertError>
[INFO] [stdout] 101 | |     where
[INFO] [stdout] 102 | |         I: IntoIterator<Item = u64>,
[INFO] [stdout]     | |____________________________________^
[INFO] [stdout] ...
[INFO] [stdout] 159 | /     pub fn from_base_be<I: IntoIterator<Item = u64>>(
[INFO] [stdout] 160 | |         base: u64,
[INFO] [stdout] 161 | |         digits: I,
[INFO] [stdout] 162 | |     ) -> Result<Self, BaseConvertError> {
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ruint-1.15.0/src/bytes.rs:211:5
[INFO] [stdout]     |
[INFO] [stdout] 211 |       pub const fn from_be_bytes<const BYTES: usize>(bytes: [u8; BYTES]) -> Self {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |       pub const fn from_be_slice(bytes: &[u8]) -> Self {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: there is a method `is_zero` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 10  |     while v > U256::is_zero() {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_u64` found for struct `Uint` in the current scope
[INFO] [stdout]   --> src/lib.rs:11:42
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let digit = (v % U256::from(10)).as_u64() as u8;
[INFO] [stdout]    |                                          ^^^^^^ method not found in `Uint<256, 4>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stylus-hello-world` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c67cc3cfcb556acc9f32308f8eba10efd9741681a48a630062229e56f36d202b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c67cc3cfcb556acc9f32308f8eba10efd9741681a48a630062229e56f36d202b", kill_on_drop: false }`
[INFO] [stdout] c67cc3cfcb556acc9f32308f8eba10efd9741681a48a630062229e56f36d202b
