[INFO] fetching crate zkp-u256 0.2.1...
[INFO] testing zkp-u256-0.2.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate zkp-u256 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate zkp-u256 0.2.1
[INFO] finished tweaking crates.io crate zkp-u256 0.2.1
[INFO] tweaked toml for crates.io crate zkp-u256 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zkp-u256 0.2.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 127 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding itertools v0.9.0 (available: v0.14.0)
[INFO] [stderr]       Adding parity-scale-codec v1.3.7 (available: v3.7.5)
[INFO] [stderr]       Adding proptest v0.9.6 (available: v1.9.0)
[INFO] [stderr]       Adding proptest-derive v0.1.2 (available: v0.7.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `crunchy` dependency)
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `hex` dependency)
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `itertools` dependency)
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `num-traits` dependency)
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `serde` dependency)
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba353c842eda3610aa5881db6d66b880460870779546aa244452c031314706b3
[INFO] running `Command { std: "docker" "start" "-a" "ba353c842eda3610aa5881db6d66b880460870779546aa244452c031314706b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba353c842eda3610aa5881db6d66b880460870779546aa244452c031314706b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba353c842eda3610aa5881db6d66b880460870779546aa244452c031314706b3", kill_on_drop: false }`
[INFO] [stdout] ba353c842eda3610aa5881db6d66b880460870779546aa244452c031314706b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b525ad728e6450e0296e5eecfdf73bc88079e1ffe1a285825b55c4333469b507
[INFO] running `Command { std: "docker" "start" "-a" "b525ad728e6450e0296e5eecfdf73bc88079e1ffe1a285825b55c4333469b507", kill_on_drop: false }`
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `crunchy` dependency)
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `hex` dependency)
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `itertools` dependency)
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `num-traits` dependency)
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `serde` dependency)
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling parity-scale-codec v1.3.7
[INFO] [stderr]    Compiling zkp-u256 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0453]: warn(unsafe_code) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | #![forbid(unsafe_code)]
[INFO] [stdout]    |           ----------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 35 |     unsafe_code,
[INFO] [stdout]    |     ^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of module `std::u64` that will be deprecated in a future Rust version: all constants in this module replaced by associated constants on the type
[INFO] [stdout]   --> src/arch/generic/knuth_division.rs:2:30
[INFO] [stdout]    |
[INFO] [stdout]  2 | use core::{convert::TryFrom, u64};
[INFO] [stdout]    |                              ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     deprecated_in_future,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of module `std::u64` that will be deprecated in a future Rust version: all constants in this module replaced by associated constants on the type
[INFO] [stdout]   --> src/binary.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     u64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of module `std::u64` that will be deprecated in a future Rust version: all constants in this module replaced by associated constants on the type
[INFO] [stdout]   --> src/conversion.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::u64;
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of module `std::u64` that will be deprecated in a future Rust version: all constants in this module replaced by associated constants on the type
[INFO] [stdout]   --> src/division.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     u64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of module `std::u64` that will be deprecated in a future Rust version: all constants in this module replaced by associated constants on the type
[INFO] [stdout]   --> src/multiplicative.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     u64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of module `std::u64` that will be deprecated in a future Rust version: all constants in this module replaced by associated constants on the type
[INFO] [stdout]   --> src/u256.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::{cmp::Ordering, u64};
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:103:30
[INFO] [stdout]     |
[INFO] [stdout] 103 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 | impl_from_int!(i8);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:104:30
[INFO] [stdout]     |
[INFO] [stdout] 104 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 | impl_from_int!(i8);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:105:30
[INFO] [stdout]     |
[INFO] [stdout] 105 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 | impl_from_int!(i8);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:103:30
[INFO] [stdout]     |
[INFO] [stdout] 103 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 | impl_from_int!(i16);
[INFO] [stdout]     | ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:104:30
[INFO] [stdout]     |
[INFO] [stdout] 104 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 | impl_from_int!(i16);
[INFO] [stdout]     | ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:105:30
[INFO] [stdout]     |
[INFO] [stdout] 105 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 | impl_from_int!(i16);
[INFO] [stdout]     | ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:103:30
[INFO] [stdout]     |
[INFO] [stdout] 103 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 | impl_from_int!(i32);
[INFO] [stdout]     | ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:104:30
[INFO] [stdout]     |
[INFO] [stdout] 104 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 | impl_from_int!(i32);
[INFO] [stdout]     | ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:105:30
[INFO] [stdout]     |
[INFO] [stdout] 105 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 | impl_from_int!(i32);
[INFO] [stdout]     | ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:103:30
[INFO] [stdout]     |
[INFO] [stdout] 103 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 | impl_from_int!(i64);
[INFO] [stdout]     | ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:104:30
[INFO] [stdout]     |
[INFO] [stdout] 104 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 | impl_from_int!(i64);
[INFO] [stdout]     | ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:105:30
[INFO] [stdout]     |
[INFO] [stdout] 105 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 | impl_from_int!(i64);
[INFO] [stdout]     | ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:103:30
[INFO] [stdout]     |
[INFO] [stdout] 103 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 | impl_from_int!(isize);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:104:30
[INFO] [stdout]     |
[INFO] [stdout] 104 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 | impl_from_int!(isize);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:105:30
[INFO] [stdout]     |
[INFO] [stdout] 105 |                         u64::max_value(),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 | impl_from_int!(isize);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_from_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:131:22
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 u64::max_value(),
[INFO] [stdout]     |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/conversion.rs:132:22
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 u64::max_value(),
[INFO] [stdout]     |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/u256.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 |         u64::max_value(),
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/u256.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |         u64::max_value(),
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/u256.rs:30:14
[INFO] [stdout]    |
[INFO] [stdout] 30 |         u64::max_value(),
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of associated function `core::num::<impl u64>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/u256.rs:31:14
[INFO] [stdout]    |
[INFO] [stdout] 31 |         u64::max_value(),
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zkp-u256` (lib) due to 1 previous error; 27 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b525ad728e6450e0296e5eecfdf73bc88079e1ffe1a285825b55c4333469b507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b525ad728e6450e0296e5eecfdf73bc88079e1ffe1a285825b55c4333469b507", kill_on_drop: false }`
[INFO] [stdout] b525ad728e6450e0296e5eecfdf73bc88079e1ffe1a285825b55c4333469b507
