[INFO] fetching crate honestintervals 0.2.0...
[INFO] checking honestintervals-0.2.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate honestintervals 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate honestintervals 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41a225a1a0d2108187df9aef0d0d94e7b8bb1ef585c5bf7a01c6ec8bae31bd98
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "41a225a1a0d2108187df9aef0d0d94e7b8bb1ef585c5bf7a01c6ec8bae31bd98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41a225a1a0d2108187df9aef0d0d94e7b8bb1ef585c5bf7a01c6ec8bae31bd98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41a225a1a0d2108187df9aef0d0d94e7b8bb1ef585c5bf7a01c6ec8bae31bd98", kill_on_drop: false }`
[INFO] [stdout] 41a225a1a0d2108187df9aef0d0d94e7b8bb1ef585c5bf7a01c6ec8bae31bd98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f8bd2214da81397f1ecfe78d8bb06be5b56467958f7d7adff57d72c351d3273
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f8bd2214da81397f1ecfe78d8bb06be5b56467958f7d7adff57d72c351d3273", kill_on_drop: false }`
[INFO] [stderr]     Checking 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]    = note: `#[warn(anonymous_parameters)]` on by default
[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: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: 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: 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]    = note: `#[warn(anonymous_parameters)]` on by default
[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: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 macro definition
[INFO] [stdout]   --> src/intervalset/tests.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / macro_rules! iv {
[INFO] [stdout] 20 | |     ($s:expr) => { IV::from_str_with_prec($s, PREC).unwrap() }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                       ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                                              ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                       ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                                               ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                       ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                                              ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                       ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                                               ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[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: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                       ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                                              ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                       ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                                               ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                       ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                                              ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                       ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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]     |                                               ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "0f8bd2214da81397f1ecfe78d8bb06be5b56467958f7d7adff57d72c351d3273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f8bd2214da81397f1ecfe78d8bb06be5b56467958f7d7adff57d72c351d3273", kill_on_drop: false }`
[INFO] [stdout] 0f8bd2214da81397f1ecfe78d8bb06be5b56467958f7d7adff57d72c351d3273
