[INFO] cloning repository https://github.com/rainightRoot/ceremonyclient
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rainightRoot/ceremonyclient" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrainightRoot%2Fceremonyclient", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrainightRoot%2Fceremonyclient'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5bc79aa02de72be51ac6f70f3e81800b91814016
[INFO] checking rainightRoot/ceremonyclient against try#b152f5575a2ac7126ae0019e4e679abe9399213e for pr-157841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrainightRoot%2Fceremonyclient" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rainightRoot/ceremonyclient
[INFO] finished tweaking git repo https://github.com/rainightRoot/ceremonyclient
[INFO] tweaked toml for git repo https://github.com/rainightRoot/ceremonyclient written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rainightRoot/ceremonyclient on toolchain b152f5575a2ac7126ae0019e4e679abe9399213e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rainightRoot/ceremonyclient already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 00bf6bfe425bc41fb51f58b1b89ee93fa2e7b3cc36a5f72dc3f96ea59e7e89f6
[INFO] running `Command { std: "docker" "start" "00bf6bfe425bc41fb51f58b1b89ee93fa2e7b3cc36a5f72dc3f96ea59e7e89f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "00bf6bfe425bc41fb51f58b1b89ee93fa2e7b3cc36a5f72dc3f96ea59e7e89f6" "/opt/rustwide/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00bf6bfe425bc41fb51f58b1b89ee93fa2e7b3cc36a5f72dc3f96ea59e7e89f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "00bf6bfe425bc41fb51f58b1b89ee93fa2e7b3cc36a5f72dc3f96ea59e7e89f6" "/opt/rustwide/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling anstyle-query v1.1.0
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling colorchoice v1.0.1
[INFO] [stderr]    Compiling anstyle v1.0.7
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]    Compiling clap_lex v0.7.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]    Compiling askama_escape v0.10.3
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]    Compiling oneshot-uniffi v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling classgroup v0.1.0 (/opt/rustwide/workdir/crates/classgroup)
[INFO] [stderr]     Checking plotters-backend v0.3.6
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]   --> crates/classgroup/build.rs:14:36
[INFO] [stdout]    |
[INFO] [stdout] 14 |         panic!("unsupported target {target}");
[INFO] [stdout]    |                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]    |
[INFO] [stdout] 14 |         panic!("unsupported target {target}", ...);
[INFO] [stdout]    |                                             +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 14 |         panic!("{}", "unsupported target {target}");
[INFO] [stdout]    |                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking plotters-svg v0.3.6
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking plotters v0.3.6
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stdout] warning: unexpected `cfg` condition name: `none`
[INFO] [stdout]    --> crates/classgroup/src/gmp_classgroup/ffi.rs:210:7
[INFO] [stdout]     |
[INFO] [stdout] 210 | #[cfg(none)]
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(none)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(none)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: found config with similar value
[INFO] [stdout]     |
[INFO] [stdout] 210 - #[cfg(none)]
[INFO] [stdout] 210 + #[cfg(fmt_debug = "none")]
[INFO] [stdout]     |
[INFO] [stdout] help: found config with similar value
[INFO] [stdout]     |
[INFO] [stdout] 210 - #[cfg(none)]
[INFO] [stdout] 210 + #[cfg(target_os = "none")]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> crates/classgroup/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]  --> crates/classgroup/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]    --> crates/classgroup/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]    --> crates/classgroup/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]    --> crates/classgroup/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]    --> crates/classgroup/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]    --> crates/classgroup/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]    --> crates/classgroup/src/gmp_classgroup/ffi.rs:240:33
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:487:40
[INFO] [stdout]     |
[INFO] [stdout] 487 |     fn cause(&self) -> Option<&'static Error> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 487 |     fn cause(&self) -> Option<&'static dyn Error> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:478:14
[INFO] [stdout]     |
[INFO] [stdout] 478 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:132:27
[INFO] [stdout]     |
[INFO] [stdout] 132 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this code causes undefined behavior when executed
[INFO] [stdout]     |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:19:5
[INFO] [stdout]     |
[INFO] [stdout]  19 |     _mp_alloc: c_int,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:141:27
[INFO] [stdout]     |
[INFO] [stdout] 141 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this code causes undefined behavior when executed
[INFO] [stdout]     |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:19:5
[INFO] [stdout]     |
[INFO] [stdout]  19 |     _mp_alloc: c_int,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:189:27
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this code causes undefined behavior when executed
[INFO] [stdout]     |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:19:5
[INFO] [stdout]     |
[INFO] [stdout]  19 |     _mp_alloc: c_int,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:458:27
[INFO] [stdout]     |
[INFO] [stdout] 458 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this code causes undefined behavior when executed
[INFO] [stdout]     |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:19:5
[INFO] [stdout]     |
[INFO] [stdout]  19 |     _mp_alloc: c_int,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:495:27
[INFO] [stdout]     |
[INFO] [stdout] 495 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this code causes undefined behavior when executed
[INFO] [stdout]     |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:19:5
[INFO] [stdout]     |
[INFO] [stdout]  19 |     _mp_alloc: c_int,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> crates/classgroup/src/gmp_classgroup/mod.rs:379:38
[INFO] [stdout]     |
[INFO] [stdout] 379 |         let mut s = Clone::clone(self.borrow());
[INFO] [stdout]     |                                      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `GmpClassGroup` does not implement `Borrow`, so calling `borrow` on `&GmpClassGroup` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 379 -         let mut s = Clone::clone(self.borrow());
[INFO] [stdout] 379 +         let mut s = Clone::clone(self);
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `GmpClassGroup`, implement `Clone` for it
[INFO] [stdout]     |
[INFO] [stdout]  31 + #[derive(Clone)]
[INFO] [stdout]  32 | pub struct GmpClassGroup {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> crates/classgroup/src/gmp_classgroup/ffi.rs:240:28
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let mut s: usize = mem::uninitialized();
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            this code causes undefined behavior when executed
[INFO] [stdout]     |                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_sizeinbase` redeclared with a different signature
[INFO] [stdout]   --> crates/classgroup/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]   ::: crates/classgroup/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 mpz_struct, i32) -> usize`
[INFO] [stdout]               found `for<'a> unsafe extern "C" fn(&'a Mpz, i32) -> usize`
[INFO] [stdout]    = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_export` redeclared with a different signature
[INFO] [stdout]   --> crates/classgroup/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]   ::: crates/classgroup/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 c_void, *mut usize, i32, usize, i32, usize, *const mpz_struct)`
[INFO] [stdout]               found `for<'a> unsafe extern "C" fn(*mut c_void, *mut usize, i32, usize, i32, usize, &'a Mpz) -> *mut c_void`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking sha2 v0.8.2
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[INFO] [stdout] error[E0433]: cannot find module or crate `gmp` in this scope
[INFO] [stdout]   --> crates/classgroup/bench/bench.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use gmp::mpz::Mpz;
[INFO] [stdout]    |     ^^^ use of unresolved module or unlinked crate `gmp`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `gmp`, use `cargo add gmp` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> crates/classgroup/bench/bench.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::str::FromStr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `none`
[INFO] [stdout]    --> crates/classgroup/src/gmp_classgroup/ffi.rs:210:7
[INFO] [stdout]     |
[INFO] [stdout] 210 | #[cfg(none)]
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(none)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(none)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: found config with similar value
[INFO] [stdout]     |
[INFO] [stdout] 210 - #[cfg(none)]
[INFO] [stdout] 210 + #[cfg(fmt_debug = "none")]
[INFO] [stdout]     |
[INFO] [stdout] help: found config with similar value
[INFO] [stdout]     |
[INFO] [stdout] 210 - #[cfg(none)]
[INFO] [stdout] 210 + #[cfg(target_os = "none")]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `classgroup` (bench "classgroup-bench") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> crates/classgroup/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]  --> crates/classgroup/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]    --> crates/classgroup/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]    --> crates/classgroup/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]    --> crates/classgroup/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]    --> crates/classgroup/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]    --> crates/classgroup/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]    --> crates/classgroup/src/gmp_classgroup/ffi.rs:240:33
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:487:40
[INFO] [stdout]     |
[INFO] [stdout] 487 |     fn cause(&self) -> Option<&'static Error> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 487 |     fn cause(&self) -> Option<&'static dyn Error> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:478:14
[INFO] [stdout]     |
[INFO] [stdout] 478 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:132:27
[INFO] [stdout]     |
[INFO] [stdout] 132 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this code causes undefined behavior when executed
[INFO] [stdout]     |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:19:5
[INFO] [stdout]     |
[INFO] [stdout]  19 |     _mp_alloc: c_int,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:141:27
[INFO] [stdout]     |
[INFO] [stdout] 141 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this code causes undefined behavior when executed
[INFO] [stdout]     |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:19:5
[INFO] [stdout]     |
[INFO] [stdout]  19 |     _mp_alloc: c_int,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:189:27
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this code causes undefined behavior when executed
[INFO] [stdout]     |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:19:5
[INFO] [stdout]     |
[INFO] [stdout]  19 |     _mp_alloc: c_int,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:458:27
[INFO] [stdout]     |
[INFO] [stdout] 458 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this code causes undefined behavior when executed
[INFO] [stdout]     |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:19:5
[INFO] [stdout]     |
[INFO] [stdout]  19 |     _mp_alloc: c_int,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:495:27
[INFO] [stdout]     |
[INFO] [stdout] 495 |             let mut mpz = uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this code causes undefined behavior when executed
[INFO] [stdout]     |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> crates/classgroup/src/gmp/mpz.rs:19:5
[INFO] [stdout]     |
[INFO] [stdout]  19 |     _mp_alloc: c_int,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> crates/classgroup/src/gmp_classgroup/mod.rs:379:38
[INFO] [stdout]     |
[INFO] [stdout] 379 |         let mut s = Clone::clone(self.borrow());
[INFO] [stdout]     |                                      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `gmp_classgroup::GmpClassGroup` does not implement `Borrow`, so calling `borrow` on `&gmp_classgroup::GmpClassGroup` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 379 -         let mut s = Clone::clone(self.borrow());
[INFO] [stdout] 379 +         let mut s = Clone::clone(self);
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `gmp_classgroup::GmpClassGroup`, implement `Clone` for it
[INFO] [stdout]     |
[INFO] [stdout]  31 + #[derive(Clone)]
[INFO] [stdout]  32 | pub struct GmpClassGroup {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> crates/classgroup/src/gmp_classgroup/ffi.rs:240:28
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let mut s: usize = mem::uninitialized();
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            this code causes undefined behavior when executed
[INFO] [stdout]     |                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_sizeinbase` redeclared with a different signature
[INFO] [stdout]   --> crates/classgroup/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]   ::: crates/classgroup/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 mpz_struct, i32) -> usize`
[INFO] [stdout]               found `for<'a> unsafe extern "C" fn(&'a gmp::mpz::Mpz, i32) -> usize`
[INFO] [stdout]    = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `__gmpz_export` redeclared with a different signature
[INFO] [stdout]   --> crates/classgroup/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]   ::: crates/classgroup/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 c_void, *mut usize, i32, usize, i32, usize, *const mpz_struct)`
[INFO] [stdout]               found `for<'a> unsafe extern "C" fn(*mut c_void, *mut usize, i32, usize, i32, usize, &'a gmp::mpz::Mpz) -> *mut c_void`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "00bf6bfe425bc41fb51f58b1b89ee93fa2e7b3cc36a5f72dc3f96ea59e7e89f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00bf6bfe425bc41fb51f58b1b89ee93fa2e7b3cc36a5f72dc3f96ea59e7e89f6", kill_on_drop: false }`
[INFO] [stdout] 00bf6bfe425bc41fb51f58b1b89ee93fa2e7b3cc36a5f72dc3f96ea59e7e89f6
