[INFO] fetching crate bigint 4.4.3...
[INFO] checking bigint-4.4.3 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate bigint 4.4.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate bigint 4.4.3 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bigint 4.4.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate bigint 4.4.3
[INFO] tweaked toml for crates.io crate bigint 4.4.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate bigint 4.4.3 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.106
[INFO] [stderr]   Downloaded utf8-ranges v0.1.3
[INFO] [stderr]   Downloaded serde v1.0.106
[INFO] [stderr]   Downloaded thread-id v2.0.0
[INFO] [stderr]   Downloaded rustc-hex v1.0.0
[INFO] [stderr]   Downloaded crunchy v0.1.6
[INFO] [stderr]   Downloaded env_logger v0.3.5
[INFO] [stderr]   Downloaded memchr v0.1.11
[INFO] [stderr]   Downloaded thread_local v0.2.7
[INFO] [stderr]   Downloaded quote v1.0.4
[INFO] [stderr]   Downloaded quickcheck v0.4.1
[INFO] [stderr]   Downloaded heapsize v0.4.2
[INFO] [stderr]   Downloaded regex-syntax v0.3.9
[INFO] [stderr]   Downloaded regex v0.1.80
[INFO] [stderr]   Downloaded proc-macro2 v1.0.12
[INFO] [stderr]   Downloaded aho-corasick v0.5.3
[INFO] [stderr]   Downloaded libc v0.2.69
[INFO] [stderr]   Downloaded syn v1.0.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fffc983f6f26caabc7d3a77eaabc99d15926e562d5360f1270e3dcaaa9873da
[INFO] running `Command { std: "docker" "start" "-a" "0fffc983f6f26caabc7d3a77eaabc99d15926e562d5360f1270e3dcaaa9873da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fffc983f6f26caabc7d3a77eaabc99d15926e562d5360f1270e3dcaaa9873da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fffc983f6f26caabc7d3a77eaabc99d15926e562d5360f1270e3dcaaa9873da", kill_on_drop: false }`
[INFO] [stdout] 0fffc983f6f26caabc7d3a77eaabc99d15926e562d5360f1270e3dcaaa9873da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23001b6d02a5c47c27dc10012ff8d0f81fd901db0029178c5c41bcf9b1a15c61
[INFO] running `Command { std: "docker" "start" "-a" "23001b6d02a5c47c27dc10012ff8d0f81fd901db0029178c5c41bcf9b1a15c61", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking bigint v4.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uint.rs:146:71
[INFO] [stdout]     |
[INFO] [stdout] 146 |         uint_full_mul_reg!($name, $n_words, $self_expr, $other, |_, _| true);
[INFO] [stdout]     |                                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `uint_full_mul_reg`
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `uint_full_mul_reg` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uint.rs:951:5
[INFO] [stdout]     |
[INFO] [stdout] 951 |                 try!(write!(f, "0x"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uint.rs:958:8
[INFO] [stdout]     |
[INFO] [stdout] 958 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uint.rs:146:71
[INFO] [stdout]     |
[INFO] [stdout] 146 |         uint_full_mul_reg!($name, $n_words, $self_expr, $other, |_, _| true);
[INFO] [stdout]     |                                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `uint_full_mul_reg`
[INFO] [stdout]     = note: this warning originates in the macro `uint_full_mul_reg` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uint.rs:951:5
[INFO] [stdout]     |
[INFO] [stdout] 951 |                 try!(write!(f, "0x"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uint.rs:958:8
[INFO] [stdout]     |
[INFO] [stdout] 958 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uint.rs:143:76
[INFO] [stdout]     |
[INFO] [stdout] 143 |         uint_full_mul_reg!($name, 8, $self_expr, $other, |a, b| a != 0 || b != 0);
[INFO] [stdout]     |                                                                                  ^
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `uint_full_mul_reg`
[INFO] [stdout]     = note: this warning originates in the macro `uint_full_mul_reg` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uint.rs:951:5
[INFO] [stdout]     |
[INFO] [stdout] 951 |                 try!(write!(f, "0x"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uint.rs:958:8
[INFO] [stdout]     |
[INFO] [stdout] 958 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uint.rs:146:71
[INFO] [stdout]     |
[INFO] [stdout] 146 |         uint_full_mul_reg!($name, $n_words, $self_expr, $other, |_, _| true);
[INFO] [stdout]     |                                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 984 |         U512(uint_full_mul_reg!(U256, 4, self, other))
[INFO] [stdout]     |              ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `uint_full_mul_reg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/uint.rs:85:39
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/uint.rs:85:39
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/uint.rs:85:39
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/uint.rs:85:39
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/uint.rs:85:39
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/uint.rs:85:39
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stdout] warning: the type `[u64; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/uint.rs:85:26
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this code causes undefined behavior when executed
[INFO] [stdout]     |                                help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u64; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/uint.rs:85:26
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this code causes undefined behavior when executed
[INFO] [stdout]     |                                help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u64; 4]` does not permit being left uninitialized
[INFO] [stdout]    --> src/uint.rs:85:26
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this code causes undefined behavior when executed
[INFO] [stdout]     |                                help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u64; 4]` does not permit being left uninitialized
[INFO] [stdout]    --> src/uint.rs:85:26
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this code causes undefined behavior when executed
[INFO] [stdout]     |                                help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u64; 8]` does not permit being left uninitialized
[INFO] [stdout]    --> src/uint.rs:85:26
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this code causes undefined behavior when executed
[INFO] [stdout]     |                                help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u64; 8]` does not permit being left uninitialized
[INFO] [stdout]    --> src/uint.rs:85:26
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this code causes undefined behavior when executed
[INFO] [stdout]     |                                help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking quickcheck v0.4.1
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uint.rs:146:71
[INFO] [stdout]     |
[INFO] [stdout] 146 |         uint_full_mul_reg!($name, $n_words, $self_expr, $other, |_, _| true);
[INFO] [stdout]     |                                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `uint_full_mul_reg`
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `uint_full_mul_reg` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uint.rs:951:5
[INFO] [stdout]     |
[INFO] [stdout] 951 |                 try!(write!(f, "0x"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uint.rs:958:8
[INFO] [stdout]     |
[INFO] [stdout] 958 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uint.rs:146:71
[INFO] [stdout]     |
[INFO] [stdout] 146 |         uint_full_mul_reg!($name, $n_words, $self_expr, $other, |_, _| true);
[INFO] [stdout]     |                                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `uint_full_mul_reg`
[INFO] [stdout]     = note: this warning originates in the macro `uint_full_mul_reg` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uint.rs:951:5
[INFO] [stdout]     |
[INFO] [stdout] 951 |                 try!(write!(f, "0x"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uint.rs:958:8
[INFO] [stdout]     |
[INFO] [stdout] 958 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uint.rs:143:76
[INFO] [stdout]     |
[INFO] [stdout] 143 |         uint_full_mul_reg!($name, 8, $self_expr, $other, |a, b| a != 0 || b != 0);
[INFO] [stdout]     |                                                                                  ^
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `uint_full_mul_reg`
[INFO] [stdout]     = note: this warning originates in the macro `uint_full_mul_reg` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uint.rs:951:5
[INFO] [stdout]     |
[INFO] [stdout] 951 |                 try!(write!(f, "0x"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uint.rs:958:8
[INFO] [stdout]     |
[INFO] [stdout] 958 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uint.rs:146:71
[INFO] [stdout]     |
[INFO] [stdout] 146 |         uint_full_mul_reg!($name, $n_words, $self_expr, $other, |_, _| true);
[INFO] [stdout]     |                                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 984 |         U512(uint_full_mul_reg!(U256, 4, self, other))
[INFO] [stdout]     |              ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `uint_full_mul_reg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/uint.rs:85:39
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/uint.rs:85:39
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/uint.rs:85:39
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/uint.rs:85:39
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/uint.rs:85:39
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/uint.rs:85:39
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:12:52
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![cfg_attr(all(not(feature="std"), test), feature(alloc))]
[INFO] [stdout]    |                                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u64; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/uint.rs:85:26
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this code causes undefined behavior when executed
[INFO] [stdout]     |                                help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u64; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/uint.rs:85:26
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this code causes undefined behavior when executed
[INFO] [stdout]     |                                help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 975 | construct_uint!(U128, 2);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u64; 4]` does not permit being left uninitialized
[INFO] [stdout]    --> src/uint.rs:85:26
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this code causes undefined behavior when executed
[INFO] [stdout]     |                                help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u64; 4]` does not permit being left uninitialized
[INFO] [stdout]    --> src/uint.rs:85:26
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this code causes undefined behavior when executed
[INFO] [stdout]     |                                help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 976 | construct_uint!(U256, 4);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u64; 8]` does not permit being left uninitialized
[INFO] [stdout]    --> src/uint.rs:85:26
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this code causes undefined behavior when executed
[INFO] [stdout]     |                                help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u64; 8]` does not permit being left uninitialized
[INFO] [stdout]    --> src/uint.rs:85:26
[INFO] [stdout]     |
[INFO] [stdout] 85  |         let mut ret = unsafe { ::core::mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this code causes undefined behavior when executed
[INFO] [stdout]     |                                help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 977 | construct_uint!(U512, 8);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.63s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bigint v4.4.3 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "23001b6d02a5c47c27dc10012ff8d0f81fd901db0029178c5c41bcf9b1a15c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23001b6d02a5c47c27dc10012ff8d0f81fd901db0029178c5c41bcf9b1a15c61", kill_on_drop: false }`
[INFO] [stdout] 23001b6d02a5c47c27dc10012ff8d0f81fd901db0029178c5c41bcf9b1a15c61
