[INFO] fetching crate honestintervals 0.2.0...
[INFO] testing honestintervals-0.2.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate honestintervals 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate honestintervals 0.2.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate honestintervals 0.2.0
[INFO] finished tweaking crates.io crate honestintervals 0.2.0
[INFO] tweaked toml for crates.io crate honestintervals 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca17d8b643f8895a94cbbd15b06931fc263d1f46834dcfa95c08b5ad39adc291
[INFO] running `Command { std: "docker" "start" "-a" "ca17d8b643f8895a94cbbd15b06931fc263d1f46834dcfa95c08b5ad39adc291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca17d8b643f8895a94cbbd15b06931fc263d1f46834dcfa95c08b5ad39adc291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca17d8b643f8895a94cbbd15b06931fc263d1f46834dcfa95c08b5ad39adc291", kill_on_drop: false }`
[INFO] [stdout] ca17d8b643f8895a94cbbd15b06931fc263d1f46834dcfa95c08b5ad39adc291
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb5aefb796f4a0ab5638951c9554c409559a6272dcffe58fc0ab11e091b58626
[INFO] running `Command { std: "docker" "start" "-a" "cb5aefb796f4a0ab5638951c9554c409559a6272dcffe58fc0ab11e091b58626", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling honestintervals v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn from_lo(T, precision: usize) -> Self;
[INFO] [stdout]    |                ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn from_hi(T, precision: usize) -> Self;
[INFO] [stdout]    |                ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn from_str_lo(s: &str, usize) -> Result<Self, Self::Err> { Self::from_str(s) }
[INFO] [stdout]    |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn from_str_hi(s: &str, usize) -> Result<Self, Self::Err> { Self::from_str(s) }
[INFO] [stdout]    |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/mpfr/capi.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 |   /// External calls to MPFR library. See http://www.mpfr.org/mpfr-current/mpfr.html for details.
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 | / extern "C" {
[INFO] [stdout] 46 | |     // Initialization functions.
[INFO] [stdout] 47 | |     pub fn mpfr_init2(x: MpfrPtr, prec: MpfrPrec);
[INFO] [stdout] 48 | |     pub fn mpfr_clear(x: MpfrPtr);
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |     pub fn mpfr_max(rop: MpfrPtr, op1: MpfrConstPtr, op2: MpfrConstPtr, rnd: MpfrRnd) -> c_int;
[INFO] [stdout] 91 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/mpfr/impl_basic.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::mem::uninitialized;
[INFO] [stdout]   |               ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/mpfr/impl_basic.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut mpfr = uninitialized();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/interval/impl_basic.rs:128:23
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_left();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_start_matches('<').trim_left();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/interval/impl_basic.rs:128:46
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_left();
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_start();
[INFO] [stdout]     |                                              ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/interval/impl_basic.rs:130:23
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_right();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_end_matches('>').trim_right();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/interval/impl_basic.rs:130:47
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_right();
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_end();
[INFO] [stdout]     |                                               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:116:23
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_left();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_start_matches('{').trim_left();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:116:46
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_left();
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_start();
[INFO] [stdout]     |                                              ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_right();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_end_matches('}').trim_right();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:118:47
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_right();
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_end();
[INFO] [stdout]     |                                               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MpfrStruct` does not permit being left uninitialized
[INFO] [stdout]   --> src/mpfr/impl_basic.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut mpfr = 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]   --> src/mpfr/capi.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub _mpfr_prec: MpfrPrec,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "cb5aefb796f4a0ab5638951c9554c409559a6272dcffe58fc0ab11e091b58626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb5aefb796f4a0ab5638951c9554c409559a6272dcffe58fc0ab11e091b58626", kill_on_drop: false }`
[INFO] [stdout] cb5aefb796f4a0ab5638951c9554c409559a6272dcffe58fc0ab11e091b58626
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a490b7fe0c48625dd789fd210e02669e3c677235e00fc1029634807cdb16a48
[INFO] running `Command { std: "docker" "start" "-a" "9a490b7fe0c48625dd789fd210e02669e3c677235e00fc1029634807cdb16a48", kill_on_drop: false }`
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn from_lo(T, precision: usize) -> Self;
[INFO] [stdout]    |                ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn from_hi(T, precision: usize) -> Self;
[INFO] [stdout]    |                ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn from_str_lo(s: &str, usize) -> Result<Self, Self::Err> { Self::from_str(s) }
[INFO] [stdout]    |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn from_str_hi(s: &str, usize) -> Result<Self, Self::Err> { Self::from_str(s) }
[INFO] [stdout]    |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/mpfr/capi.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 |   /// External calls to MPFR library. See http://www.mpfr.org/mpfr-current/mpfr.html for details.
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 | / extern "C" {
[INFO] [stdout] 46 | |     // Initialization functions.
[INFO] [stdout] 47 | |     pub fn mpfr_init2(x: MpfrPtr, prec: MpfrPrec);
[INFO] [stdout] 48 | |     pub fn mpfr_clear(x: MpfrPtr);
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |     pub fn mpfr_max(rop: MpfrPtr, op1: MpfrConstPtr, op2: MpfrConstPtr, rnd: MpfrRnd) -> c_int;
[INFO] [stdout] 91 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/mpfr/impl_basic.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::mem::uninitialized;
[INFO] [stdout]   |               ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/mpfr/impl_basic.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut mpfr = uninitialized();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/interval/impl_basic.rs:128:23
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_left();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_start_matches('<').trim_left();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/interval/impl_basic.rs:128:46
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_left();
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_start();
[INFO] [stdout]     |                                              ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/interval/impl_basic.rs:130:23
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_right();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_end_matches('>').trim_right();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/interval/impl_basic.rs:130:47
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_right();
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_end();
[INFO] [stdout]     |                                               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:116:23
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_left();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_start_matches('{').trim_left();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:116:46
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_left();
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_start();
[INFO] [stdout]     |                                              ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_right();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_end_matches('}').trim_right();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:118:47
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_right();
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_end();
[INFO] [stdout]     |                                               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MpfrStruct` does not permit being left uninitialized
[INFO] [stdout]   --> src/mpfr/impl_basic.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut mpfr = 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]   --> src/mpfr/capi.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub _mpfr_prec: MpfrPrec,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling honestintervals v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn from_lo(T, precision: usize) -> Self;
[INFO] [stdout]    |                ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn from_hi(T, precision: usize) -> Self;
[INFO] [stdout]    |                ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn from_str_lo(s: &str, usize) -> Result<Self, Self::Err> { Self::from_str(s) }
[INFO] [stdout]    |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn from_str_hi(s: &str, usize) -> Result<Self, Self::Err> { Self::from_str(s) }
[INFO] [stdout]    |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/mpfr/capi.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 |   /// External calls to MPFR library. See http://www.mpfr.org/mpfr-current/mpfr.html for details.
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 | / extern "C" {
[INFO] [stdout] 46 | |     // Initialization functions.
[INFO] [stdout] 47 | |     pub fn mpfr_init2(x: MpfrPtr, prec: MpfrPrec);
[INFO] [stdout] 48 | |     pub fn mpfr_clear(x: MpfrPtr);
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |     pub fn mpfr_max(rop: MpfrPtr, op1: MpfrConstPtr, op2: MpfrConstPtr, rnd: MpfrRnd) -> c_int;
[INFO] [stdout] 91 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `iv`
[INFO] [stdout]   --> src/intervalset/tests.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | macro_rules! iv {
[INFO] [stdout]    |              ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/mpfr/impl_basic.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::mem::uninitialized;
[INFO] [stdout]   |               ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/mpfr/impl_basic.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut mpfr = uninitialized();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/interval/impl_basic.rs:128:23
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_left();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_start_matches('<').trim_left();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/interval/impl_basic.rs:128:46
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_left();
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_start();
[INFO] [stdout]     |                                              ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/interval/impl_basic.rs:130:23
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_right();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_end_matches('>').trim_right();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/interval/impl_basic.rs:130:47
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_right();
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_end();
[INFO] [stdout]     |                                               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:116:23
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_left();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_start_matches('{').trim_left();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:116:46
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_left();
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_start();
[INFO] [stdout]     |                                              ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_right();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_end_matches('}').trim_right();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:118:47
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_right();
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_end();
[INFO] [stdout]     |                                               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MpfrStruct` does not permit being left uninitialized
[INFO] [stdout]   --> src/mpfr/impl_basic.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut mpfr = 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]   --> src/mpfr/capi.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub _mpfr_prec: MpfrPrec,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/interval/tests.rs:562:33
[INFO] [stdout]     |
[INFO] [stdout] 562 |         let cz = String::from(cz.clone());
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/interval/tests_f64.rs:403:33
[INFO] [stdout]     |
[INFO] [stdout] 403 |         let cz = String::from(cz.clone());
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/intervalset/tests.rs:565:33
[INFO] [stdout]     |
[INFO] [stdout] 565 |         let cz = String::from(cz.clone());
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcQCfm9g/symbols.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.00.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.01.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.02.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.03.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.04.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.05.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.06.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.07.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.08.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.09.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.honestintervals.111662c208335ab7-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083.3ur9of9yi6laao7e.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bdynamic" "-lmpfr" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-3df1bed8075ce1de.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-2076fd86b325cb5d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-caa7152ee70c190f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-04e6425e07f02a3c.rlib" "/opt/rustwide/target/debug/deps/liblibc-f01c1240f7c859d0.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-90f6ddbf82de36ec.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-480c41e9d4e1f677.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-db744c0ca03eed1d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-8ba652dc7d4b285a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d5f4520a9ebc0d58.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4ad84de58f0cb463.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0d10aae2e0f38735.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c17cff739e6745b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-b29e17139dde1aa8.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1f975299829cc7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86bae3bc3079f89b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-321b82c30dffdf5f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3dd8a6810a0bdfef.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-eb39a61c0c879984.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-aa769569f91c3548.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-510a192a50a983ed.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0577018320f99037.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-193cf992125ccd4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8e138eaf26ebb4a8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/honestintervals-9cf745654f4ff083" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lmpfr: No such file or directory
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `honestintervals` (lib test) due to 2 previous errors; 20 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9a490b7fe0c48625dd789fd210e02669e3c677235e00fc1029634807cdb16a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a490b7fe0c48625dd789fd210e02669e3c677235e00fc1029634807cdb16a48", kill_on_drop: false }`
[INFO] [stdout] 9a490b7fe0c48625dd789fd210e02669e3c677235e00fc1029634807cdb16a48
[INFO] testing honestintervals-0.2.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate honestintervals 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate honestintervals 0.2.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate honestintervals 0.2.0
[INFO] finished tweaking crates.io crate honestintervals 0.2.0
[INFO] tweaked toml for crates.io crate honestintervals 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 289c70c3f499e00b60ebc31f0b2e164a4b950545343568211a6f98dfb6503bc6
[INFO] running `Command { std: "docker" "start" "-a" "289c70c3f499e00b60ebc31f0b2e164a4b950545343568211a6f98dfb6503bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "289c70c3f499e00b60ebc31f0b2e164a4b950545343568211a6f98dfb6503bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "289c70c3f499e00b60ebc31f0b2e164a4b950545343568211a6f98dfb6503bc6", kill_on_drop: false }`
[INFO] [stdout] 289c70c3f499e00b60ebc31f0b2e164a4b950545343568211a6f98dfb6503bc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6cc1930a9adfb91b814a27db0487cea394d392c4437a9013a969302bcce7f85
[INFO] running `Command { std: "docker" "start" "-a" "f6cc1930a9adfb91b814a27db0487cea394d392c4437a9013a969302bcce7f85", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling honestintervals v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn from_lo(T, precision: usize) -> Self;
[INFO] [stdout]    |                ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn from_hi(T, precision: usize) -> Self;
[INFO] [stdout]    |                ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn from_str_lo(s: &str, usize) -> Result<Self, Self::Err> { Self::from_str(s) }
[INFO] [stdout]    |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn from_str_hi(s: &str, usize) -> Result<Self, Self::Err> { Self::from_str(s) }
[INFO] [stdout]    |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/mpfr/capi.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 |   /// External calls to MPFR library. See http://www.mpfr.org/mpfr-current/mpfr.html for details.
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 | / extern "C" {
[INFO] [stdout] 46 | |     // Initialization functions.
[INFO] [stdout] 47 | |     pub fn mpfr_init2(x: MpfrPtr, prec: MpfrPrec);
[INFO] [stdout] 48 | |     pub fn mpfr_clear(x: MpfrPtr);
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |     pub fn mpfr_max(rop: MpfrPtr, op1: MpfrConstPtr, op2: MpfrConstPtr, rnd: MpfrRnd) -> c_int;
[INFO] [stdout] 91 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/mpfr/impl_basic.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::mem::uninitialized;
[INFO] [stdout]   |               ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/mpfr/impl_basic.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut mpfr = uninitialized();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/interval/impl_basic.rs:128:23
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_left();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_start_matches('<').trim_left();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/interval/impl_basic.rs:128:46
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_left();
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_start();
[INFO] [stdout]     |                                              ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/interval/impl_basic.rs:130:23
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_right();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_end_matches('>').trim_right();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/interval/impl_basic.rs:130:47
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_right();
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_end();
[INFO] [stdout]     |                                               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:116:23
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_left();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_start_matches('{').trim_left();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:116:46
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_left();
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_start();
[INFO] [stdout]     |                                              ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_right();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_end_matches('}').trim_right();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:118:47
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_right();
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_end();
[INFO] [stdout]     |                                               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MpfrStruct` does not permit being left uninitialized
[INFO] [stdout]   --> src/mpfr/impl_basic.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut mpfr = 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]   --> src/mpfr/capi.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub _mpfr_prec: MpfrPrec,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "f6cc1930a9adfb91b814a27db0487cea394d392c4437a9013a969302bcce7f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6cc1930a9adfb91b814a27db0487cea394d392c4437a9013a969302bcce7f85", kill_on_drop: false }`
[INFO] [stdout] f6cc1930a9adfb91b814a27db0487cea394d392c4437a9013a969302bcce7f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4ad9ab6424d8c541616f1c619b202bca6612292d88c2ca4510af3f3a3c8fdf9
[INFO] running `Command { std: "docker" "start" "-a" "d4ad9ab6424d8c541616f1c619b202bca6612292d88c2ca4510af3f3a3c8fdf9", kill_on_drop: false }`
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn from_lo(T, precision: usize) -> Self;
[INFO] [stdout]    |                ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn from_hi(T, precision: usize) -> Self;
[INFO] [stdout]    |                ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn from_str_lo(s: &str, usize) -> Result<Self, Self::Err> { Self::from_str(s) }
[INFO] [stdout]    |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn from_str_hi(s: &str, usize) -> Result<Self, Self::Err> { Self::from_str(s) }
[INFO] [stdout]    |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/mpfr/capi.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 |   /// External calls to MPFR library. See http://www.mpfr.org/mpfr-current/mpfr.html for details.
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 | / extern "C" {
[INFO] [stdout] 46 | |     // Initialization functions.
[INFO] [stdout] 47 | |     pub fn mpfr_init2(x: MpfrPtr, prec: MpfrPrec);
[INFO] [stdout] 48 | |     pub fn mpfr_clear(x: MpfrPtr);
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |     pub fn mpfr_max(rop: MpfrPtr, op1: MpfrConstPtr, op2: MpfrConstPtr, rnd: MpfrRnd) -> c_int;
[INFO] [stdout] 91 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/mpfr/impl_basic.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::mem::uninitialized;
[INFO] [stdout]   |               ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/mpfr/impl_basic.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut mpfr = uninitialized();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/interval/impl_basic.rs:128:23
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_left();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_start_matches('<').trim_left();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/interval/impl_basic.rs:128:46
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_left();
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_start();
[INFO] [stdout]     |                                              ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/interval/impl_basic.rs:130:23
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_right();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_end_matches('>').trim_right();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/interval/impl_basic.rs:130:47
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_right();
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_end();
[INFO] [stdout]     |                                               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling honestintervals v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:116:23
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_left();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_start_matches('{').trim_left();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:116:46
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_left();
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_start();
[INFO] [stdout]     |                                              ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_right();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_end_matches('}').trim_right();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:118:47
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_right();
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_end();
[INFO] [stdout]     |                                               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MpfrStruct` does not permit being left uninitialized
[INFO] [stdout]   --> src/mpfr/impl_basic.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut mpfr = 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]   --> src/mpfr/capi.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub _mpfr_prec: MpfrPrec,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn from_lo(T, precision: usize) -> Self;
[INFO] [stdout]    |                ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn from_hi(T, precision: usize) -> Self;
[INFO] [stdout]    |                ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn from_str_lo(s: &str, usize) -> Result<Self, Self::Err> { Self::from_str(s) }
[INFO] [stdout]    |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/fp.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn from_str_hi(s: &str, usize) -> Result<Self, Self::Err> { Self::from_str(s) }
[INFO] [stdout]    |                             ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/mpfr/capi.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 |   /// External calls to MPFR library. See http://www.mpfr.org/mpfr-current/mpfr.html for details.
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 | / extern "C" {
[INFO] [stdout] 46 | |     // Initialization functions.
[INFO] [stdout] 47 | |     pub fn mpfr_init2(x: MpfrPtr, prec: MpfrPrec);
[INFO] [stdout] 48 | |     pub fn mpfr_clear(x: MpfrPtr);
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |     pub fn mpfr_max(rop: MpfrPtr, op1: MpfrConstPtr, op2: MpfrConstPtr, rnd: MpfrRnd) -> c_int;
[INFO] [stdout] 91 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `iv`
[INFO] [stdout]   --> src/intervalset/tests.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | macro_rules! iv {
[INFO] [stdout]    |              ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/mpfr/impl_basic.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::mem::uninitialized;
[INFO] [stdout]   |               ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/mpfr/impl_basic.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut mpfr = uninitialized();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/interval/impl_basic.rs:128:23
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_left();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_start_matches('<').trim_left();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/interval/impl_basic.rs:128:46
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_left();
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let s = s.trim_left_matches('<').trim_start();
[INFO] [stdout]     |                                              ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/interval/impl_basic.rs:130:23
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_right();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_end_matches('>').trim_right();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/interval/impl_basic.rs:130:47
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_right();
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let s = s.trim_right_matches('>').trim_end();
[INFO] [stdout]     |                                               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:116:23
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_left();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_start_matches('{').trim_left();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:116:46
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_left();
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let s = s.trim_left_matches('{').trim_start();
[INFO] [stdout]     |                                              ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_right();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_end_matches('}').trim_right();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/intervalset/impl_basic.rs:118:47
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_right();
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let s = s.trim_right_matches('}').trim_end();
[INFO] [stdout]     |                                               ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MpfrStruct` does not permit being left uninitialized
[INFO] [stdout]   --> src/mpfr/impl_basic.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut mpfr = 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]   --> src/mpfr/capi.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub _mpfr_prec: MpfrPrec,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/interval/tests.rs:562:33
[INFO] [stdout]     |
[INFO] [stdout] 562 |         let cz = String::from(cz.clone());
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/interval/tests_f64.rs:403:33
[INFO] [stdout]     |
[INFO] [stdout] 403 |         let cz = String::from(cz.clone());
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/intervalset/tests.rs:565:33
[INFO] [stdout]     |
[INFO] [stdout] 565 |         let cz = String::from(cz.clone());
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcDouWBE/symbols.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.00.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.01.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.02.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.03.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.04.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.05.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.06.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.07.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.08.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.09.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.honestintervals.8a0e3e89a6eed709-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd.1drjgj4r7ldebwcm.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bdynamic" "-lmpfr" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-cbab71697df97b00.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-2a2cf8f16c536007.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-c5f3cc3cceaf9070.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-a31324ec815b09db.rlib" "/opt/rustwide/target/debug/deps/liblibc-9bdc13f38078ecbe.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-0672489a78b613de.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-7eb3ffc34a49f675.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6478a9daa4bee8e2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-0c75d871a5c3923d.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d163ef63ad37bb71.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-8a3fd810a85b9f4c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-462a2cde8c5dfc10.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-cb06ac9f54713f71.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-f20bfd1f8e59b393.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1ef460949b49da4b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-2cb0c0ffe4f87514.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-58d841eb322a11a2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-aa2ae0b0a9d11533.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-23874e15830ed336.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-e47cddc003bce885.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c22b13b48a8f128e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-e46bc3da6d7c462f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8d1ac131d3cb2645.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a1b43df8c6899c1f.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/honestintervals-0e5be0865c6feafd" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lmpfr: No such file or directory
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `honestintervals` (lib test) due to 2 previous errors; 20 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d4ad9ab6424d8c541616f1c619b202bca6612292d88c2ca4510af3f3a3c8fdf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ad9ab6424d8c541616f1c619b202bca6612292d88c2ca4510af3f3a3c8fdf9", kill_on_drop: false }`
[INFO] [stdout] d4ad9ab6424d8c541616f1c619b202bca6612292d88c2ca4510af3f3a3c8fdf9
