[INFO] fetching crate classgroup 0.1.0... [INFO] building classgroup-0.1.0 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3 [INFO] extracting crate classgroup 0.1.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate classgroup 0.1.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7e39309399c73a2e9241cb2d9d63e1f633e7e44f64cd1324891da6f92b5f956b [INFO] running `Command { std: "docker" "start" "-a" "7e39309399c73a2e9241cb2d9d63e1f633e7e44f64cd1324891da6f92b5f956b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e39309399c73a2e9241cb2d9d63e1f633e7e44f64cd1324891da6f92b5f956b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e39309399c73a2e9241cb2d9d63e1f633e7e44f64cd1324891da6f92b5f956b", kill_on_drop: false }` [INFO] [stdout] 7e39309399c73a2e9241cb2d9d63e1f633e7e44f64cd1324891da6f92b5f956b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a8fdf2326b1d010d44f573048f85bd30402f707ecf87dfa4a34b8438037b8eb [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" "9a8fdf2326b1d010d44f573048f85bd30402f707ecf87dfa4a34b8438037b8eb", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling num-traits v0.2.14 [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] = 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 [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:240:33 [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: 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_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: `#[warn(clashing_extern_declarations)]` on by default [INFO] [stdout] = note: expected `unsafe extern "C" fn(*const mpz_struct, i32) -> usize` [INFO] [stdout] found `for<'r> unsafe extern "C" fn(&'r Mpz, i32) -> usize` [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 c_void, *mut usize, i32, usize, i32, usize, *const mpz_struct)` [INFO] [stdout] found `for<'r> unsafe extern "C" fn(*mut c_void, *mut usize, i32, usize, i32, usize, &'r Mpz) -> *mut c_void` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.87s [INFO] running `Command { std: "docker" "inspect" "9a8fdf2326b1d010d44f573048f85bd30402f707ecf87dfa4a34b8438037b8eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a8fdf2326b1d010d44f573048f85bd30402f707ecf87dfa4a34b8438037b8eb", kill_on_drop: false }` [INFO] [stdout] 9a8fdf2326b1d010d44f573048f85bd30402f707ecf87dfa4a34b8438037b8eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4e7a1cf24aac141ae5444815e85d857c1724d32a8676b3e0e603c2e86ea53614 [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" "4e7a1cf24aac141ae5444815e85d857c1724d32a8676b3e0e603c2e86ea53614", kill_on_drop: false }` [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling serde_cbor v0.11.2 [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] = 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 [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:240:33 [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: 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_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: `#[warn(clashing_extern_declarations)]` on by default [INFO] [stdout] = note: expected `unsafe extern "C" fn(*const mpz_struct, i32) -> usize` [INFO] [stdout] found `for<'r> unsafe extern "C" fn(&'r Mpz, i32) -> usize` [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 c_void, *mut usize, i32, usize, i32, usize, *const mpz_struct)` [INFO] [stdout] found `for<'r> unsafe extern "C" fn(*mut c_void, *mut usize, i32, usize, i32, usize, &'r Mpz) -> *mut c_void` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling criterion v0.3.5 [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] = 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 [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:240:33 [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: 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_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: `#[warn(clashing_extern_declarations)]` on by default [INFO] [stdout] = note: expected `unsafe extern "C" fn(*const 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_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 c_void, *mut usize, i32, usize, i32, usize, *const mpz_struct)` [INFO] [stdout] found `for<'r> unsafe extern "C" fn(*mut c_void, *mut usize, i32, usize, i32, usize, &'r gmp::mpz::Mpz) -> *mut c_void` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 54.28s [INFO] running `Command { std: "docker" "inspect" "4e7a1cf24aac141ae5444815e85d857c1724d32a8676b3e0e603c2e86ea53614", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e7a1cf24aac141ae5444815e85d857c1724d32a8676b3e0e603c2e86ea53614", kill_on_drop: false }` [INFO] [stdout] 4e7a1cf24aac141ae5444815e85d857c1724d32a8676b3e0e603c2e86ea53614