[INFO] fetching crate rust-gmp-kzen 0.5.0...
[INFO] checking rust-gmp-kzen-0.5.0 against try#71b81291baafb8a58836272757b28817fe1d8190 for pr-73102
[INFO] extracting crate rust-gmp-kzen 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rust-gmp-kzen 0.5.0 on toolchain 71b81291baafb8a58836272757b28817fe1d8190
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rust-gmp-kzen 0.5.0
[INFO] finished tweaking crates.io crate rust-gmp-kzen 0.5.0
[INFO] tweaked toml for crates.io crate rust-gmp-kzen 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7fe2ed032ad5ff1419dae05380ed7a611ecf4d2190c1f9ae011d77ba94c42c4d
[INFO] running `"docker" "start" "-a" "7fe2ed032ad5ff1419dae05380ed7a611ecf4d2190c1f9ae011d77ba94c42c4d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking rust-gmp-kzen v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mpz.rs:519:40
[INFO] [stderr]     |
[INFO] [stderr] 519 |     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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mpq.rs:209:40
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn cause(&self) -> Option<&'static Error> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]  --> src/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/lib.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![warn(deprecated)]
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mpz.rs:178:27
[INFO] [stderr]     |
[INFO] [stderr] 178 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mpz.rs:186:27
[INFO] [stderr]     |
[INFO] [stderr] 186 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mpz.rs:241:27
[INFO] [stderr]     |
[INFO] [stderr] 241 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mpz.rs:490:27
[INFO] [stderr]     |
[INFO] [stderr] 490 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mpz.rs:527:27
[INFO] [stderr]     |
[INFO] [stderr] 527 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/mpq.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::mem::uninitialized;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/mpq.rs:75:27
[INFO] [stderr]    |
[INFO] [stderr] 75 |             let mut mpq = uninitialized();
[INFO] [stderr]    |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]  --> src/mpf.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::mem::uninitialized;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/mpf.rs:84:27
[INFO] [stderr]    |
[INFO] [stderr] 84 |             let mut mpf = uninitialized();
[INFO] [stderr]    |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mpf.rs:204:27
[INFO] [stderr]     |
[INFO] [stderr] 204 |             let mut mpf = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]  --> src/rand.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::mem::uninitialized;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/rand.rs:44:51
[INFO] [stderr]    |
[INFO] [stderr] 44 |             let mut state: gmp_randstate_struct = uninitialized();
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/rand.rs:52:51
[INFO] [stderr]    |
[INFO] [stderr] 52 |             let mut state: gmp_randstate_struct = uninitialized();
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/rand.rs:60:51
[INFO] [stderr]    |
[INFO] [stderr] 60 |             let mut state: gmp_randstate_struct = uninitialized();
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/rand.rs:68:51
[INFO] [stderr]    |
[INFO] [stderr] 68 |             let mut state: gmp_randstate_struct = uninitialized();
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/rand.rs:104:51
[INFO] [stderr]     |
[INFO] [stderr] 104 |             let mut state: gmp_randstate_struct = uninitialized();
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mpz.rs:519:40
[INFO] [stderr]     |
[INFO] [stderr] 519 |     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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mpq.rs:209:40
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn cause(&self) -> Option<&'static Error> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]  --> src/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/lib.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![warn(deprecated)]
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mpz.rs:178:27
[INFO] [stderr]     |
[INFO] [stderr] 178 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mpz.rs:186:27
[INFO] [stderr]     |
[INFO] [stderr] 186 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mpz.rs:241:27
[INFO] [stderr]     |
[INFO] [stderr] 241 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mpz.rs:490:27
[INFO] [stderr]     |
[INFO] [stderr] 490 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mpz.rs:527:27
[INFO] [stderr]     |
[INFO] [stderr] 527 |             let mut mpz = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/mpq.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::mem::uninitialized;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/mpq.rs:75:27
[INFO] [stderr]    |
[INFO] [stderr] 75 |             let mut mpq = uninitialized();
[INFO] [stderr]    |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]  --> src/mpf.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::mem::uninitialized;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/mpf.rs:84:27
[INFO] [stderr]    |
[INFO] [stderr] 84 |             let mut mpf = uninitialized();
[INFO] [stderr]    |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mpf.rs:204:27
[INFO] [stderr]     |
[INFO] [stderr] 204 |             let mut mpf = uninitialized();
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]  --> src/rand.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::mem::uninitialized;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/rand.rs:44:51
[INFO] [stderr]    |
[INFO] [stderr] 44 |             let mut state: gmp_randstate_struct = uninitialized();
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/rand.rs:52:51
[INFO] [stderr]    |
[INFO] [stderr] 52 |             let mut state: gmp_randstate_struct = uninitialized();
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/rand.rs:60:51
[INFO] [stderr]    |
[INFO] [stderr] 60 |             let mut state: gmp_randstate_struct = uninitialized();
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/rand.rs:68:51
[INFO] [stderr]    |
[INFO] [stderr] 68 |             let mut state: gmp_randstate_struct = uninitialized();
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/rand.rs:104:51
[INFO] [stderr]     |
[INFO] [stderr] 104 |             let mut state: gmp_randstate_struct = uninitialized();
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/mpz.rs:510:14
[INFO] [stderr]     |
[INFO] [stderr] 510 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/mpq.rs:200:14
[INFO] [stderr]     |
[INFO] [stderr] 200 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/mpz.rs:510:14
[INFO] [stderr]     |
[INFO] [stderr] 510 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/mpq.rs:200:14
[INFO] [stderr]     |
[INFO] [stderr] 200 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/test.rs:104:9
[INFO] [stderr]     |
[INFO] [stderr] 104 |         x / y;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/test.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |         x % y;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/test.rs:319:9
[INFO] [stderr]     |
[INFO] [stderr] 319 |         Mpz::from_str_radix("1010010011", 2).unwrap().popcount() == 5;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/test.rs:626:9
[INFO] [stderr]     |
[INFO] [stderr] 626 |         x / y;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/test.rs:715:9
[INFO] [stderr]     |
[INFO] [stderr] 715 |         &x / &x;
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 26 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.83s
[INFO] running `"docker" "inspect" "7fe2ed032ad5ff1419dae05380ed7a611ecf4d2190c1f9ae011d77ba94c42c4d"`
[INFO] running `"docker" "rm" "-f" "7fe2ed032ad5ff1419dae05380ed7a611ecf4d2190c1f9ae011d77ba94c42c4d"`
[INFO] [stdout] 7fe2ed032ad5ff1419dae05380ed7a611ecf4d2190c1f9ae011d77ba94c42c4d