[INFO] fetching crate zkp-u256 0.2.1...
[INFO] building zkp-u256-0.2.1 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate zkp-u256 0.2.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate zkp-u256 0.2.1 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7ed189174451867afa251dbd038b32f831520af171e2776336cdc6a6e5088f2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c7ed189174451867afa251dbd038b32f831520af171e2776336cdc6a6e5088f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7ed189174451867afa251dbd038b32f831520af171e2776336cdc6a6e5088f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ed189174451867afa251dbd038b32f831520af171e2776336cdc6a6e5088f2", kill_on_drop: false }`
[INFO] [stdout] c7ed189174451867afa251dbd038b32f831520af171e2776336cdc6a6e5088f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 356a44ebebef5036d785ead8f70b3a5eee5e9590011a8d4d2054f41deb2acf03
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "356a44ebebef5036d785ead8f70b3a5eee5e9590011a8d4d2054f41deb2acf03", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[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 getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[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 `u64`
[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 `u64`
[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 `u64`
[INFO] [stdout]   --> src/conversion.rs:10:5
[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 `u64`
[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 `u64`
[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 `u64`
[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:103:25
[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 a macro (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:104:25
[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 a macro (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:105:25
[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 a macro (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:103:25
[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 a macro (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:104:25
[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 a macro (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:105:25
[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 a macro (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:103:25
[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 a macro (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:104:25
[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 a macro (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:105:25
[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 a macro (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:103:25
[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 a macro (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:104:25
[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 a macro (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:105:25
[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 a macro (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:103:25
[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 a macro (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:104:25
[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 a macro (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:105:25
[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 a macro (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:131:17
[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:132:17
[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:28:9
[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:29:9
[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:30:9
[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:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         u64::max_value(),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 27 warnings emitted
[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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "356a44ebebef5036d785ead8f70b3a5eee5e9590011a8d4d2054f41deb2acf03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356a44ebebef5036d785ead8f70b3a5eee5e9590011a8d4d2054f41deb2acf03", kill_on_drop: false }`
[INFO] [stdout] 356a44ebebef5036d785ead8f70b3a5eee5e9590011a8d4d2054f41deb2acf03
