[INFO] fetching crate classgroup 0.1.0...
[INFO] testing classgroup-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate classgroup 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate classgroup 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate classgroup 0.1.0
[INFO] finished tweaking crates.io crate classgroup 0.1.0
[INFO] tweaked toml for crates.io crate classgroup 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00b1f7b840bc9c5a48f5852f7d858989e662e6a358d2320f3344ad1d53329683
[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" "00b1f7b840bc9c5a48f5852f7d858989e662e6a358d2320f3344ad1d53329683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00b1f7b840bc9c5a48f5852f7d858989e662e6a358d2320f3344ad1d53329683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00b1f7b840bc9c5a48f5852f7d858989e662e6a358d2320f3344ad1d53329683", kill_on_drop: false }`
[INFO] [stdout] 00b1f7b840bc9c5a48f5852f7d858989e662e6a358d2320f3344ad1d53329683
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b81369025e0bacfd3dc978eacb192b0740d3fb27026e5f9365390e2aff03d2f
[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" "3b81369025e0bacfd3dc978eacb192b0740d3fb27026e5f9365390e2aff03d2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling classgroup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/gmp/mpz.rs:487:40
[INFO] [stdout]     |
[INFO] [stdout] 487 |     fn cause(&self) -> Option<&'static Error> {
[INFO] [stdout]     |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/gmp/mpz.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::mem::{uninitialized,size_of};
[INFO] [stdout]   |                ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/gmp/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![warn(deprecated)]
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:132:27
[INFO] [stdout]     |
[INFO] [stdout] 132 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:141:27
[INFO] [stdout]     |
[INFO] [stdout] 141 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:189:27
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:458:27
[INFO] [stdout]     |
[INFO] [stdout] 458 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:495:27
[INFO] [stdout]     |
[INFO] [stdout] 495 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp_classgroup/ffi.rs:240:28
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let mut s: usize = mem::uninitialized();
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/gmp/mpz.rs:478:14
[INFO] [stdout]     |
[INFO] [stdout] 478 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_gcdext` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn __gmpz_gcdext(gcd: *mut Mpz, s: *mut Mpz, t: *mut Mpz, a: *const Mpz, b: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn __gmpz_gcdext(g: mpz_ptr, s: mpz_ptr, t: mpz_ptr, a: mpz_srcptr, b: mpz_srcptr);
[INFO] [stdout]    |     ----------------------------------------------------------------------------------- `__gmpz_gcdext` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *mut gmp::mpz::mpz_struct, *mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *mut gmp::mpz::Mpz, *mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_gcd` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn __gmpz_gcd(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn __gmpz_gcd(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_gcd` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_fdiv_q` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn __gmpz_fdiv_q(q: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/ffi.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  |     pub fn __gmpz_fdiv_q(q: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stdout]    |     --------------------------------------------------------------- `__gmpz_fdiv_q` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_tdiv_q` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn __gmpz_tdiv_q(q: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn __gmpz_tdiv_q(q: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stdout]    |     ----------------------------------------------------------- `__gmpz_tdiv_q` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_mul` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn __gmpz_mul(p: *mut Mpz, a: *const Mpz, b: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn __gmpz_mul(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_mul` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_mul_2exp` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn __gmpz_mul_2exp(rop: *mut Mpz, op1: *const Mpz, op2: mp_bitcnt_t);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn __gmpz_mul_2exp(rop: mpz_ptr, op1: mpz_srcptr, op2: mp_bitcnt_t);
[INFO] [stdout]    |     -------------------------------------------------------------------- `__gmpz_mul_2exp` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, u64)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, u64)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_sub` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn __gmpz_sub(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn __gmpz_sub(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_sub` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_import` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     fn __gmpz_import(
[INFO] [stdout] 39 | |         rop: *mut Mpz,
[INFO] [stdout] 40 | |         count: size_t,
[INFO] [stdout] 41 | |         order: c_int,
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |         op: *const c_void,
[INFO] [stdout] 46 | |     );
[INFO] [stdout]    | |______^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 | /     fn __gmpz_import(rop: mpz_ptr, count: size_t, order: c_int, size: size_t,
[INFO] [stdout] 90 | |                      endian: c_int, nails: size_t, op: *const c_void);
[INFO] [stdout]    | |______________________________________________________________________- `__gmpz_import` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, usize, i32, usize, i32, usize, *const gmp::libc::c_void)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, usize, i32, usize, i32, usize, *const gmp::libc::c_void)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_tdiv_r` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn __gmpz_tdiv_r(r: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn __gmpz_tdiv_r(r: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stdout]    |     ----------------------------------------------------------- `__gmpz_tdiv_r` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_sizeinbase` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn __gmpz_sizeinbase(op: &Mpz, base: c_int) -> size_t;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn __gmpz_sizeinbase(op: mpz_srcptr, base: c_int) -> size_t;
[INFO] [stdout]    |     ------------------------------------------------------------ `__gmpz_sizeinbase` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*const gmp::mpz::mpz_struct, i32) -> usize`
[INFO] [stdout]               found `for<'r> unsafe extern "C" fn(&'r gmp::mpz::Mpz, i32) -> usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_add` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn __gmpz_add(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn __gmpz_add(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_add` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_add_ui` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn __gmpz_add_ui(rop: *mut Mpz, op1: *const Mpz, op2: c_ulong);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn __gmpz_add_ui(rop: mpz_ptr, op1: mpz_srcptr, op2: c_ulong);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_add_ui` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, u64)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, u64)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_export` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     fn __gmpz_export(
[INFO] [stdout] 58 | |         rop: *mut c_void,
[INFO] [stdout] 59 | |         countp: *mut size_t,
[INFO] [stdout] 60 | |         order: c_int,
[INFO] [stdout] ...  |
[INFO] [stdout] 64 | |         op: &Mpz,
[INFO] [stdout] 65 | |     ) -> *mut c_void;
[INFO] [stdout]    | |_____________________^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | /     fn __gmpz_export(rop: *mut c_void, countp: *mut size_t, order: c_int, size: size_t, 
[INFO] [stdout] 92 | |                      endian: c_int, nails: size_t, op: mpz_srcptr);
[INFO] [stdout]    | |___________________________________________________________________- `__gmpz_export` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::libc::c_void, *mut usize, i32, usize, i32, usize, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `for<'r> unsafe extern "C" fn(*mut gmp::libc::c_void, *mut usize, i32, usize, i32, usize, &'r gmp::mpz::Mpz) -> *mut gmp::libc::c_void`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_powm` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn __gmpz_powm(rop: *mut Mpz, base: *const Mpz, exp: *const Mpz, modulus: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn __gmpz_powm(rop: mpz_ptr, base: mpz_srcptr, exp: mpz_srcptr, modulo: mpz_srcptr);
[INFO] [stdout]    |     ------------------------------------------------------------------------------------ `__gmpz_powm` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "3b81369025e0bacfd3dc978eacb192b0740d3fb27026e5f9365390e2aff03d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b81369025e0bacfd3dc978eacb192b0740d3fb27026e5f9365390e2aff03d2f", kill_on_drop: false }`
[INFO] [stdout] 3b81369025e0bacfd3dc978eacb192b0740d3fb27026e5f9365390e2aff03d2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef252c4f2a703f8a144d2f94bf942ec57b2bfaef65cde840d692e84990e4562d
[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" "ef252c4f2a703f8a144d2f94bf942ec57b2bfaef65cde840d692e84990e4562d", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/gmp/mpz.rs:487:40
[INFO] [stdout]     |
[INFO] [stdout] 487 |     fn cause(&self) -> Option<&'static Error> {
[INFO] [stdout]     |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/gmp/mpz.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::mem::{uninitialized,size_of};
[INFO] [stdout]   |                ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/gmp/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![warn(deprecated)]
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:132:27
[INFO] [stdout]     |
[INFO] [stdout] 132 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:141:27
[INFO] [stdout]     |
[INFO] [stdout] 141 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:189:27
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:458:27
[INFO] [stdout]     |
[INFO] [stdout] 458 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:495:27
[INFO] [stdout]     |
[INFO] [stdout] 495 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp_classgroup/ffi.rs:240:28
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let mut s: usize = mem::uninitialized();
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/gmp/mpz.rs:478:14
[INFO] [stdout]     |
[INFO] [stdout] 478 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_gcdext` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn __gmpz_gcdext(gcd: *mut Mpz, s: *mut Mpz, t: *mut Mpz, a: *const Mpz, b: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn __gmpz_gcdext(g: mpz_ptr, s: mpz_ptr, t: mpz_ptr, a: mpz_srcptr, b: mpz_srcptr);
[INFO] [stdout]    |     ----------------------------------------------------------------------------------- `__gmpz_gcdext` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *mut gmp::mpz::mpz_struct, *mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *mut gmp::mpz::Mpz, *mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_gcd` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn __gmpz_gcd(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn __gmpz_gcd(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_gcd` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_fdiv_q` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn __gmpz_fdiv_q(q: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/ffi.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  |     pub fn __gmpz_fdiv_q(q: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stdout]    |     --------------------------------------------------------------- `__gmpz_fdiv_q` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_tdiv_q` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn __gmpz_tdiv_q(q: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn __gmpz_tdiv_q(q: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stdout]    |     ----------------------------------------------------------- `__gmpz_tdiv_q` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_mul` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn __gmpz_mul(p: *mut Mpz, a: *const Mpz, b: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn __gmpz_mul(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_mul` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_mul_2exp` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn __gmpz_mul_2exp(rop: *mut Mpz, op1: *const Mpz, op2: mp_bitcnt_t);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn __gmpz_mul_2exp(rop: mpz_ptr, op1: mpz_srcptr, op2: mp_bitcnt_t);
[INFO] [stdout]    |     -------------------------------------------------------------------- `__gmpz_mul_2exp` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, u64)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, u64)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_sub` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn __gmpz_sub(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn __gmpz_sub(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_sub` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_import` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     fn __gmpz_import(
[INFO] [stdout] 39 | |         rop: *mut Mpz,
[INFO] [stdout] 40 | |         count: size_t,
[INFO] [stdout] 41 | |         order: c_int,
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |         op: *const c_void,
[INFO] [stdout] 46 | |     );
[INFO] [stdout]    | |______^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 | /     fn __gmpz_import(rop: mpz_ptr, count: size_t, order: c_int, size: size_t,
[INFO] [stdout] 90 | |                      endian: c_int, nails: size_t, op: *const c_void);
[INFO] [stdout]    | |______________________________________________________________________- `__gmpz_import` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, usize, i32, usize, i32, usize, *const gmp::libc::c_void)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, usize, i32, usize, i32, usize, *const gmp::libc::c_void)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_tdiv_r` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn __gmpz_tdiv_r(r: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn __gmpz_tdiv_r(r: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stdout]    |     ----------------------------------------------------------- `__gmpz_tdiv_r` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_sizeinbase` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn __gmpz_sizeinbase(op: &Mpz, base: c_int) -> size_t;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn __gmpz_sizeinbase(op: mpz_srcptr, base: c_int) -> size_t;
[INFO] [stdout]    |     ------------------------------------------------------------ `__gmpz_sizeinbase` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*const gmp::mpz::mpz_struct, i32) -> usize`
[INFO] [stdout]               found `for<'r> unsafe extern "C" fn(&'r gmp::mpz::Mpz, i32) -> usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_add` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn __gmpz_add(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn __gmpz_add(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_add` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_add_ui` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn __gmpz_add_ui(rop: *mut Mpz, op1: *const Mpz, op2: c_ulong);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn __gmpz_add_ui(rop: mpz_ptr, op1: mpz_srcptr, op2: c_ulong);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_add_ui` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, u64)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, u64)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_export` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     fn __gmpz_export(
[INFO] [stdout] 58 | |         rop: *mut c_void,
[INFO] [stdout] 59 | |         countp: *mut size_t,
[INFO] [stdout] 60 | |         order: c_int,
[INFO] [stdout] ...  |
[INFO] [stdout] 64 | |         op: &Mpz,
[INFO] [stdout] 65 | |     ) -> *mut c_void;
[INFO] [stdout]    | |_____________________^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | /     fn __gmpz_export(rop: *mut c_void, countp: *mut size_t, order: c_int, size: size_t, 
[INFO] [stdout] 92 | |                      endian: c_int, nails: size_t, op: mpz_srcptr);
[INFO] [stdout]    | |___________________________________________________________________- `__gmpz_export` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::libc::c_void, *mut usize, i32, usize, i32, usize, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `for<'r> unsafe extern "C" fn(*mut gmp::libc::c_void, *mut usize, i32, usize, i32, usize, &'r gmp::mpz::Mpz) -> *mut gmp::libc::c_void`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_powm` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn __gmpz_powm(rop: *mut Mpz, base: *const Mpz, exp: *const Mpz, modulus: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn __gmpz_powm(rop: mpz_ptr, base: mpz_srcptr, exp: mpz_srcptr, modulo: mpz_srcptr);
[INFO] [stdout]    |     ------------------------------------------------------------------------------------ `__gmpz_powm` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling classgroup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/gmp/mpz.rs:487:40
[INFO] [stdout]     |
[INFO] [stdout] 487 |     fn cause(&self) -> Option<&'static Error> {
[INFO] [stdout]     |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/gmp/mpz.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::mem::{uninitialized,size_of};
[INFO] [stdout]   |                ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/gmp/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![warn(deprecated)]
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:132:27
[INFO] [stdout]     |
[INFO] [stdout] 132 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:141:27
[INFO] [stdout]     |
[INFO] [stdout] 141 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:189:27
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:458:27
[INFO] [stdout]     |
[INFO] [stdout] 458 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp/mpz.rs:495:27
[INFO] [stdout]     |
[INFO] [stdout] 495 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/gmp_classgroup/ffi.rs:240:28
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let mut s: usize = mem::uninitialized();
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/gmp/mpz.rs:478:14
[INFO] [stdout]     |
[INFO] [stdout] 478 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_gcdext` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn __gmpz_gcdext(gcd: *mut Mpz, s: *mut Mpz, t: *mut Mpz, a: *const Mpz, b: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn __gmpz_gcdext(g: mpz_ptr, s: mpz_ptr, t: mpz_ptr, a: mpz_srcptr, b: mpz_srcptr);
[INFO] [stdout]    |     ----------------------------------------------------------------------------------- `__gmpz_gcdext` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *mut gmp::mpz::mpz_struct, *mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *mut gmp::mpz::Mpz, *mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_gcd` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn __gmpz_gcd(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn __gmpz_gcd(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_gcd` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_fdiv_q` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn __gmpz_fdiv_q(q: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/ffi.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  |     pub fn __gmpz_fdiv_q(q: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stdout]    |     --------------------------------------------------------------- `__gmpz_fdiv_q` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_tdiv_q` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn __gmpz_tdiv_q(q: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn __gmpz_tdiv_q(q: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stdout]    |     ----------------------------------------------------------- `__gmpz_tdiv_q` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_mul` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn __gmpz_mul(p: *mut Mpz, a: *const Mpz, b: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn __gmpz_mul(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_mul` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_mul_2exp` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn __gmpz_mul_2exp(rop: *mut Mpz, op1: *const Mpz, op2: mp_bitcnt_t);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn __gmpz_mul_2exp(rop: mpz_ptr, op1: mpz_srcptr, op2: mp_bitcnt_t);
[INFO] [stdout]    |     -------------------------------------------------------------------- `__gmpz_mul_2exp` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, u64)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, u64)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_sub` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn __gmpz_sub(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn __gmpz_sub(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_sub` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_import` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     fn __gmpz_import(
[INFO] [stdout] 39 | |         rop: *mut Mpz,
[INFO] [stdout] 40 | |         count: size_t,
[INFO] [stdout] 41 | |         order: c_int,
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |         op: *const c_void,
[INFO] [stdout] 46 | |     );
[INFO] [stdout]    | |______^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 | /     fn __gmpz_import(rop: mpz_ptr, count: size_t, order: c_int, size: size_t,
[INFO] [stdout] 90 | |                      endian: c_int, nails: size_t, op: *const c_void);
[INFO] [stdout]    | |______________________________________________________________________- `__gmpz_import` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, usize, i32, usize, i32, usize, *const gmp::libc::c_void)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, usize, i32, usize, i32, usize, *const gmp::libc::c_void)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_tdiv_r` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn __gmpz_tdiv_r(r: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn __gmpz_tdiv_r(r: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stdout]    |     ----------------------------------------------------------- `__gmpz_tdiv_r` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_sizeinbase` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn __gmpz_sizeinbase(op: &Mpz, base: c_int) -> size_t;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn __gmpz_sizeinbase(op: mpz_srcptr, base: c_int) -> size_t;
[INFO] [stdout]    |     ------------------------------------------------------------ `__gmpz_sizeinbase` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*const gmp::mpz::mpz_struct, i32) -> usize`
[INFO] [stdout]               found `for<'r> unsafe extern "C" fn(&'r gmp::mpz::Mpz, i32) -> usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_add` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn __gmpz_add(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn __gmpz_add(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_add` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_add_ui` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn __gmpz_add_ui(rop: *mut Mpz, op1: *const Mpz, op2: c_ulong);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn __gmpz_add_ui(rop: mpz_ptr, op1: mpz_srcptr, op2: c_ulong);
[INFO] [stdout]    |     -------------------------------------------------------------- `__gmpz_add_ui` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, u64)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, u64)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_export` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     fn __gmpz_export(
[INFO] [stdout] 58 | |         rop: *mut c_void,
[INFO] [stdout] 59 | |         countp: *mut size_t,
[INFO] [stdout] 60 | |         order: c_int,
[INFO] [stdout] ...  |
[INFO] [stdout] 64 | |         op: &Mpz,
[INFO] [stdout] 65 | |     ) -> *mut c_void;
[INFO] [stdout]    | |_____________________^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | /     fn __gmpz_export(rop: *mut c_void, countp: *mut size_t, order: c_int, size: size_t, 
[INFO] [stdout] 92 | |                      endian: c_int, nails: size_t, op: mpz_srcptr);
[INFO] [stdout]    | |___________________________________________________________________- `__gmpz_export` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::libc::c_void, *mut usize, i32, usize, i32, usize, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `for<'r> unsafe extern "C" fn(*mut gmp::libc::c_void, *mut usize, i32, usize, i32, usize, &'r gmp::mpz::Mpz) -> *mut gmp::libc::c_void`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_powm` redeclared with a different signature
[INFO] [stdout]   --> src/gmp_classgroup/ffi.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn __gmpz_powm(rop: *mut Mpz, base: *const Mpz, exp: *const Mpz, modulus: *const Mpz);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/gmp/mpz.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn __gmpz_powm(rop: mpz_ptr, base: mpz_srcptr, exp: mpz_srcptr, modulo: mpz_srcptr);
[INFO] [stdout]    |     ------------------------------------------------------------------------------------ `__gmpz_powm` previously declared here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stdout]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 45.46s
[INFO] running `Command { std: "docker" "inspect" "ef252c4f2a703f8a144d2f94bf942ec57b2bfaef65cde840d692e84990e4562d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef252c4f2a703f8a144d2f94bf942ec57b2bfaef65cde840d692e84990e4562d", kill_on_drop: false }`
[INFO] [stdout] ef252c4f2a703f8a144d2f94bf942ec57b2bfaef65cde840d692e84990e4562d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4dc1552f0032e1d82448cba570b4915b0f42fb02a47cc792c17a37d434e431f9
[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" "4dc1552f0032e1d82448cba570b4915b0f42fb02a47cc792c17a37d434e431f9", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/gmp/mpz.rs:487:40
[INFO] [stderr]     |
[INFO] [stderr] 487 |     fn cause(&self) -> Option<&'static Error> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]  --> src/gmp/mpz.rs:5:16
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::mem::{uninitialized,size_of};
[INFO] [stderr]   |                ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> src/gmp/mod.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![warn(deprecated)]
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/gmp/mpz.rs:132:27
[INFO] [stderr]     |
[INFO] [stderr] 132 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/gmp/mpz.rs:141:27
[INFO] [stderr]     |
[INFO] [stderr] 141 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/gmp/mpz.rs:189:27
[INFO] [stderr]     |
[INFO] [stderr] 189 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/gmp/mpz.rs:458:27
[INFO] [stderr]     |
[INFO] [stderr] 458 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/gmp/mpz.rs:495:27
[INFO] [stderr]     |
[INFO] [stderr] 495 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/gmp_classgroup/ffi.rs:240:28
[INFO] [stderr]     |
[INFO] [stderr] 240 |         let mut s: usize = mem::uninitialized();
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/gmp/mpz.rs:478:14
[INFO] [stderr]     |
[INFO] [stderr] 478 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_gcdext` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn __gmpz_gcdext(gcd: *mut Mpz, s: *mut Mpz, t: *mut Mpz, a: *const Mpz, b: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn __gmpz_gcdext(g: mpz_ptr, s: mpz_ptr, t: mpz_ptr, a: mpz_srcptr, b: mpz_srcptr);
[INFO] [stderr]    |     ----------------------------------------------------------------------------------- `__gmpz_gcdext` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *mut gmp::mpz::mpz_struct, *mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *mut gmp::mpz::Mpz, *mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_gcd` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn __gmpz_gcd(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:85:5
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn __gmpz_gcd(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stderr]    |     -------------------------------------------------------------- `__gmpz_gcd` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_fdiv_q` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn __gmpz_fdiv_q(q: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/ffi.rs:5:5
[INFO] [stderr]    |
[INFO] [stderr] 5  |     pub fn __gmpz_fdiv_q(q: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stderr]    |     --------------------------------------------------------------- `__gmpz_fdiv_q` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_tdiv_q` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn __gmpz_tdiv_q(q: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn __gmpz_tdiv_q(q: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stderr]    |     ----------------------------------------------------------- `__gmpz_tdiv_q` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_mul` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn __gmpz_mul(p: *mut Mpz, a: *const Mpz, b: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn __gmpz_mul(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stderr]    |     -------------------------------------------------------------- `__gmpz_mul` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_mul_2exp` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn __gmpz_mul_2exp(rop: *mut Mpz, op1: *const Mpz, op2: mp_bitcnt_t);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn __gmpz_mul_2exp(rop: mpz_ptr, op1: mpz_srcptr, op2: mp_bitcnt_t);
[INFO] [stderr]    |     -------------------------------------------------------------------- `__gmpz_mul_2exp` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, u64)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, u64)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_sub` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn __gmpz_sub(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn __gmpz_sub(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stderr]    |     -------------------------------------------------------------- `__gmpz_sub` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_import` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     fn __gmpz_import(
[INFO] [stderr] 39 | |         rop: *mut Mpz,
[INFO] [stderr] 40 | |         count: size_t,
[INFO] [stderr] 41 | |         order: c_int,
[INFO] [stderr] ...  |
[INFO] [stderr] 45 | |         op: *const c_void,
[INFO] [stderr] 46 | |     );
[INFO] [stderr]    | |______^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 | /     fn __gmpz_import(rop: mpz_ptr, count: size_t, order: c_int, size: size_t,
[INFO] [stderr] 90 | |                      endian: c_int, nails: size_t, op: *const c_void);
[INFO] [stderr]    | |______________________________________________________________________- `__gmpz_import` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, usize, i32, usize, i32, usize, *const gmp::libc::c_void)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, usize, i32, usize, i32, usize, *const gmp::libc::c_void)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_tdiv_r` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn __gmpz_tdiv_r(r: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn __gmpz_tdiv_r(r: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stderr]    |     ----------------------------------------------------------- `__gmpz_tdiv_r` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_sizeinbase` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn __gmpz_sizeinbase(op: &Mpz, base: c_int) -> size_t;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn __gmpz_sizeinbase(op: mpz_srcptr, base: c_int) -> size_t;
[INFO] [stderr]    |     ------------------------------------------------------------ `__gmpz_sizeinbase` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*const gmp::mpz::mpz_struct, i32) -> usize`
[INFO] [stderr]               found `for<'r> unsafe extern "C" fn(&'r gmp::mpz::Mpz, i32) -> usize`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_add` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn __gmpz_add(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn __gmpz_add(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stderr]    |     -------------------------------------------------------------- `__gmpz_add` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_add_ui` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn __gmpz_add_ui(rop: *mut Mpz, op1: *const Mpz, op2: c_ulong);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn __gmpz_add_ui(rop: mpz_ptr, op1: mpz_srcptr, op2: c_ulong);
[INFO] [stderr]    |     -------------------------------------------------------------- `__gmpz_add_ui` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, u64)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, u64)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_export` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 | /     fn __gmpz_export(
[INFO] [stderr] 58 | |         rop: *mut c_void,
[INFO] [stderr] 59 | |         countp: *mut size_t,
[INFO] [stderr] 60 | |         order: c_int,
[INFO] [stderr] ...  |
[INFO] [stderr] 64 | |         op: &Mpz,
[INFO] [stderr] 65 | |     ) -> *mut c_void;
[INFO] [stderr]    | |_____________________^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:91:5
[INFO] [stderr]    |
[INFO] [stderr] 91 | /     fn __gmpz_export(rop: *mut c_void, countp: *mut size_t, order: c_int, size: size_t, 
[INFO] [stderr] 92 | |                      endian: c_int, nails: size_t, op: mpz_srcptr);
[INFO] [stderr]    | |___________________________________________________________________- `__gmpz_export` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::libc::c_void, *mut usize, i32, usize, i32, usize, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `for<'r> unsafe extern "C" fn(*mut gmp::libc::c_void, *mut usize, i32, usize, i32, usize, &'r gmp::mpz::Mpz) -> *mut gmp::libc::c_void`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_powm` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn __gmpz_powm(rop: *mut Mpz, base: *const Mpz, exp: *const Mpz, modulus: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn __gmpz_powm(rop: mpz_ptr, base: mpz_srcptr, exp: mpz_srcptr, modulo: mpz_srcptr);
[INFO] [stderr]    |     ------------------------------------------------------------------------------------ `__gmpz_powm` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/gmp/mpz.rs:487:40
[INFO] [stderr]     |
[INFO] [stderr] 487 |     fn cause(&self) -> Option<&'static Error> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]  --> src/gmp/mpz.rs:5:16
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::mem::{uninitialized,size_of};
[INFO] [stderr]   |                ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> src/gmp/mod.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![warn(deprecated)]
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/gmp/mpz.rs:132:27
[INFO] [stderr]     |
[INFO] [stderr] 132 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/gmp/mpz.rs:141:27
[INFO] [stderr]     |
[INFO] [stderr] 141 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/gmp/mpz.rs:189:27
[INFO] [stderr]     |
[INFO] [stderr] 189 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/gmp/mpz.rs:458:27
[INFO] [stderr]     |
[INFO] [stderr] 458 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/gmp/mpz.rs:495:27
[INFO] [stderr]     |
[INFO] [stderr] 495 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/gmp_classgroup/ffi.rs:240:28
[INFO] [stderr]     |
[INFO] [stderr] 240 |         let mut s: usize = mem::uninitialized();
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/gmp/mpz.rs:478:14
[INFO] [stderr]     |
[INFO] [stderr] 478 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_gcdext` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn __gmpz_gcdext(gcd: *mut Mpz, s: *mut Mpz, t: *mut Mpz, a: *const Mpz, b: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn __gmpz_gcdext(g: mpz_ptr, s: mpz_ptr, t: mpz_ptr, a: mpz_srcptr, b: mpz_srcptr);
[INFO] [stderr]    |     ----------------------------------------------------------------------------------- `__gmpz_gcdext` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *mut gmp::mpz::mpz_struct, *mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *mut gmp::mpz::Mpz, *mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_gcd` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn __gmpz_gcd(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:85:5
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn __gmpz_gcd(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stderr]    |     -------------------------------------------------------------- `__gmpz_gcd` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_fdiv_q` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn __gmpz_fdiv_q(q: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/ffi.rs:5:5
[INFO] [stderr]    |
[INFO] [stderr] 5  |     pub fn __gmpz_fdiv_q(q: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stderr]    |     --------------------------------------------------------------- `__gmpz_fdiv_q` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_tdiv_q` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn __gmpz_tdiv_q(q: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn __gmpz_tdiv_q(q: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stderr]    |     ----------------------------------------------------------- `__gmpz_tdiv_q` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_mul` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn __gmpz_mul(p: *mut Mpz, a: *const Mpz, b: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn __gmpz_mul(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stderr]    |     -------------------------------------------------------------- `__gmpz_mul` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_mul_2exp` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn __gmpz_mul_2exp(rop: *mut Mpz, op1: *const Mpz, op2: mp_bitcnt_t);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn __gmpz_mul_2exp(rop: mpz_ptr, op1: mpz_srcptr, op2: mp_bitcnt_t);
[INFO] [stderr]    |     -------------------------------------------------------------------- `__gmpz_mul_2exp` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, u64)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, u64)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_sub` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn __gmpz_sub(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn __gmpz_sub(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stderr]    |     -------------------------------------------------------------- `__gmpz_sub` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_import` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     fn __gmpz_import(
[INFO] [stderr] 39 | |         rop: *mut Mpz,
[INFO] [stderr] 40 | |         count: size_t,
[INFO] [stderr] 41 | |         order: c_int,
[INFO] [stderr] ...  |
[INFO] [stderr] 45 | |         op: *const c_void,
[INFO] [stderr] 46 | |     );
[INFO] [stderr]    | |______^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 | /     fn __gmpz_import(rop: mpz_ptr, count: size_t, order: c_int, size: size_t,
[INFO] [stderr] 90 | |                      endian: c_int, nails: size_t, op: *const c_void);
[INFO] [stderr]    | |______________________________________________________________________- `__gmpz_import` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, usize, i32, usize, i32, usize, *const gmp::libc::c_void)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, usize, i32, usize, i32, usize, *const gmp::libc::c_void)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_tdiv_r` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn __gmpz_tdiv_r(r: *mut Mpz, n: *const Mpz, d: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn __gmpz_tdiv_r(r: mpz_ptr, n: mpz_srcptr, d: mpz_srcptr);
[INFO] [stderr]    |     ----------------------------------------------------------- `__gmpz_tdiv_r` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_sizeinbase` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn __gmpz_sizeinbase(op: &Mpz, base: c_int) -> size_t;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn __gmpz_sizeinbase(op: mpz_srcptr, base: c_int) -> size_t;
[INFO] [stderr]    |     ------------------------------------------------------------ `__gmpz_sizeinbase` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*const gmp::mpz::mpz_struct, i32) -> usize`
[INFO] [stderr]               found `for<'r> unsafe extern "C" fn(&'r gmp::mpz::Mpz, i32) -> usize`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_add` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn __gmpz_add(rop: *mut Mpz, op1: *const Mpz, op2: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn __gmpz_add(rop: mpz_ptr, op1: mpz_srcptr, op2: mpz_srcptr);
[INFO] [stderr]    |     -------------------------------------------------------------- `__gmpz_add` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_add_ui` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn __gmpz_add_ui(rop: *mut Mpz, op1: *const Mpz, op2: c_ulong);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn __gmpz_add_ui(rop: mpz_ptr, op1: mpz_srcptr, op2: c_ulong);
[INFO] [stderr]    |     -------------------------------------------------------------- `__gmpz_add_ui` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, u64)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, u64)`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_export` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 | /     fn __gmpz_export(
[INFO] [stderr] 58 | |         rop: *mut c_void,
[INFO] [stderr] 59 | |         countp: *mut size_t,
[INFO] [stderr] 60 | |         order: c_int,
[INFO] [stderr] ...  |
[INFO] [stderr] 64 | |         op: &Mpz,
[INFO] [stderr] 65 | |     ) -> *mut c_void;
[INFO] [stderr]    | |_____________________^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:91:5
[INFO] [stderr]    |
[INFO] [stderr] 91 | /     fn __gmpz_export(rop: *mut c_void, countp: *mut size_t, order: c_int, size: size_t, 
[INFO] [stderr] 92 | |                      endian: c_int, nails: size_t, op: mpz_srcptr);
[INFO] [stderr]    | |___________________________________________________________________- `__gmpz_export` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::libc::c_void, *mut usize, i32, usize, i32, usize, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `for<'r> unsafe extern "C" fn(*mut gmp::libc::c_void, *mut usize, i32, usize, i32, usize, &'r gmp::mpz::Mpz) -> *mut gmp::libc::c_void`
[INFO] [stderr] 
[INFO] [stderr] warning: `__gmpz_powm` redeclared with a different signature
[INFO] [stderr]   --> src/gmp_classgroup/ffi.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn __gmpz_powm(rop: *mut Mpz, base: *const Mpz, exp: *const Mpz, modulus: *const Mpz);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/gmp/mpz.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn __gmpz_powm(rop: mpz_ptr, base: mpz_srcptr, exp: mpz_srcptr, modulo: mpz_srcptr);
[INFO] [stderr]    |     ------------------------------------------------------------------------------------ `__gmpz_powm` previously declared here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected `unsafe extern "C" fn(*mut gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct, *const gmp::mpz::mpz_struct)`
[INFO] [stderr]               found `unsafe extern "C" fn(*mut gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz, *const gmp::mpz::Mpz)`
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/classgroup-48362497c2324997
[INFO] [stdout] running 60 tests
[INFO] [stdout] test gmp::test::mpz::test_abs ... ok
[INFO] [stdout] test gmp::test::mpz::test_add ... ok
[INFO] [stdout] test gmp::test::mpz::test_bit_fiddling ... ok
[INFO] [stdout] test gmp::test::mpz::test_bitxor ... ok
[INFO] [stdout] test gmp::test::mpz::test_bitor ... ok
[INFO] [stdout] test gmp::test::mpz::test_bitand ... ok
[INFO] [stdout] test gmp::test::mpz::test_clone ... ok
[INFO] [stdout] test gmp::test::mpz::test_div_floor ... ok
[INFO] [stdout] test gmp::test::mpz::test_div_round ... ok
[INFO] [stdout] test gmp::test::mpz::test_bit_length ... ok
[INFO] [stdout] test gmp::test::mpz::test_eq ... ok
[INFO] [stdout] test gmp::test::mpz::test_format ... ok
[INFO] [stdout] test gmp::test::mpz::test_hash_short ... ok
[INFO] [stdout] test gmp::test::mpz::test_gcd ... ok
[INFO] [stdout] test gmp::test::mpz::test_compl ... ok
[INFO] [stdout] test gmp::test::mpz::test_lcm ... ok
[INFO] [stdout] test gmp::test::mpz::test_invert ... ok
[INFO] [stdout] test gmp::test::mpz::test_mod_floor ... ok
[INFO] [stdout] test gmp::test::mpz::test_invalid_str ... ok
[INFO] [stdout] test gmp::test::mpz::test_mul ... ok
[INFO] [stdout] test gmp::test::mpz::test_from_int ... ok
[INFO] [stdout] test gmp::test::mpz::test_from_slice_u8 ... ok
[INFO] [stdout] test gmp::test::mpz::test_nextprime ... ok
[INFO] [stdout] test gmp::test::mpz::test_ord ... ok
[INFO] [stdout] test gmp::test::mpz::test_powm_sec ... ok
[INFO] [stdout] test gmp::test::mpz::test_hamdist ... ok
[INFO] [stdout] test gmp::test::mpz::test_pow ... ok
[INFO] [stdout] test gmp::test::mpz::test_powm ... ok
[INFO] [stdout] test gmp::test::mpz::test_hash_long ... ok
[INFO] [stdout] test gmp::test::mpz::test_one ... ok
[INFO] [stdout] test gmp::test::mpz::test_rem ... ok
[INFO] [stdout] test gmp::test::mpz::test_gcdext ... ok
[INFO] [stdout] test gmp::test::mpz::test_set ... ok
[INFO] [stdout] test gmp::test::mpz::test_popcount ... ok
[INFO] [stdout] test gmp::test::mpz::test_probab_prime ... ok
[INFO] [stdout] test gmp::test::mpz::test_root ... ok
[INFO] [stdout] test gmp::test::mpz::test_is_multiple_of ... ok
[INFO] [stdout] test gmp::test::mpz::test_modulus ... ok
[INFO] [stdout] test gmp::test::mpz::test_sub ... ok
[INFO] [stdout] test gmp::test::mpz::test_to_i64 ... ok
[INFO] [stdout] test gmp::test::mpz::test_sqrt ... ok
[INFO] [stdout] test gmp::test::mpz::test_to_string ... ok
[INFO] [stdout] test gmp::test::mpz::test_to_str_radix ... ok
[INFO] [stdout] test gmp_classgroup::ffi::test::check_expected_bit_width ... ok
[INFO] [stdout] test gmp::test::mpz::test_to_u64 ... ok
[INFO] [stdout] test gmp::test::mpz::test_to_vec_u8 ... ok
[INFO] [stdout] test gmp::test::mpz::test_sign ... ok
[INFO] [stdout] test gmp::test::mpz::test_shifts ... ok
[INFO] [stdout] test gmp_classgroup::ffi::test::check_export ... ok
[INFO] [stdout] test gmp::test::test_limb_size ... ok
[INFO] [stdout] test gmp::test::mpz::test_set_from_str_radix ... ok
[INFO] [stdout] test gmp_classgroup::ffi::test::check_rem ... ok
[INFO] [stdout] test gmp_classgroup::test::normalize ... ok
[INFO] [stdout] test gmp::test::mpz::test_from_str_radix_lower_bound ... ok
[INFO] [stdout] test gmp::test::mpz::test_from_str_radix_upper_bound ... ok
[INFO] [stdout] test gmp::test::mpz::test_rem_zero ... ok
[INFO] [stdout] test gmp::test::mpz::test_set_from_str_radix_upper_bound ... ok
[INFO] [stdout] test gmp::test::mpz::test_set_from_str_radix_lower_bound ... ok
[INFO] [stdout] test gmp::test::mpz::test_div_zero ... ok
[INFO] [stdout] test test::multiplication_is_correct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 60 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests classgroup
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4dc1552f0032e1d82448cba570b4915b0f42fb02a47cc792c17a37d434e431f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc1552f0032e1d82448cba570b4915b0f42fb02a47cc792c17a37d434e431f9", kill_on_drop: false }`
[INFO] [stdout] 4dc1552f0032e1d82448cba570b4915b0f42fb02a47cc792c17a37d434e431f9
