[INFO] fetching crate eddie 0.4.2...
[INFO] testing eddie-0.4.2 against 1.98.0-beta.1 for beta-1.98-1
[INFO] extracting crate eddie 0.4.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate eddie 0.4.2
[INFO] finished tweaking crates.io crate eddie 0.4.2
[INFO] tweaked toml for crates.io crate eddie 0.4.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate eddie 0.4.2 on toolchain 1.98.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 82 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding natural v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.2)
[INFO] [stderr]       Adding strsim v0.9.3 (available: v0.11.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4041aeffdc1bcb1259f55362b63f805499e68560963e5b00f482bf0bf39a67f8
[INFO] running `Command { std: "docker" "start" "4041aeffdc1bcb1259f55362b63f805499e68560963e5b00f482bf0bf39a67f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4041aeffdc1bcb1259f55362b63f805499e68560963e5b00f482bf0bf39a67f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4041aeffdc1bcb1259f55362b63f805499e68560963e5b00f482bf0bf39a67f8" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4041aeffdc1bcb1259f55362b63f805499e68560963e5b00f482bf0bf39a67f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4041aeffdc1bcb1259f55362b63f805499e68560963e5b00f482bf0bf39a67f8" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling eddie v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "4041aeffdc1bcb1259f55362b63f805499e68560963e5b00f482bf0bf39a67f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4041aeffdc1bcb1259f55362b63f805499e68560963e5b00f482bf0bf39a67f8" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling regex-automata v0.4.15
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling txtdist v0.2.1
[INFO] [stderr]    Compiling distance v0.4.0
[INFO] [stderr]    Compiling natural v0.3.0
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling edit-distance v2.2.2
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling regex v1.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling eddie v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/slice/hamming.rs:199:39
[INFO] [stdout]     |
[INFO] [stdout] 199 |             let s1: Vec<&usize> = [1].into_iter().cycle().take(i).collect();
[INFO] [stdout]     |                                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 199 -             let s1: Vec<&usize> = [1].into_iter().cycle().take(i).collect();
[INFO] [stdout] 199 +             let s1: Vec<&usize> = [1].iter().cycle().take(i).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 199 -             let s1: Vec<&usize> = [1].into_iter().cycle().take(i).collect();
[INFO] [stdout] 199 +             let s1: Vec<&usize> = IntoIterator::into_iter([1]).cycle().take(i).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/slice/hamming.rs:200:39
[INFO] [stdout]     |
[INFO] [stdout] 200 |             let s2: Vec<&usize> = [2].into_iter().cycle().take(i).collect();
[INFO] [stdout]     |                                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 200 -             let s2: Vec<&usize> = [2].into_iter().cycle().take(i).collect();
[INFO] [stdout] 200 +             let s2: Vec<&usize> = [2].iter().cycle().take(i).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 200 -             let s2: Vec<&usize> = [2].into_iter().cycle().take(i).collect();
[INFO] [stdout] 200 +             let s2: Vec<&usize> = IntoIterator::into_iter([2]).cycle().take(i).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/slice/hamming.rs:210:43
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 let a1: Vec<&usize> = [1].into_iter().cycle().take(len1).collect();
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 210 -                 let a1: Vec<&usize> = [1].into_iter().cycle().take(len1).collect();
[INFO] [stdout] 210 +                 let a1: Vec<&usize> = [1].iter().cycle().take(len1).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 210 -                 let a1: Vec<&usize> = [1].into_iter().cycle().take(len1).collect();
[INFO] [stdout] 210 +                 let a1: Vec<&usize> = IntoIterator::into_iter([1]).cycle().take(len1).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/slice/hamming.rs:211:43
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let a2: Vec<&usize> = [1].into_iter().cycle().take(len2).collect();
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 211 -                 let a2: Vec<&usize> = [1].into_iter().cycle().take(len2).collect();
[INFO] [stdout] 211 +                 let a2: Vec<&usize> = [1].iter().cycle().take(len2).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 211 -                 let a2: Vec<&usize> = [1].into_iter().cycle().take(len2).collect();
[INFO] [stdout] 211 +                 let a2: Vec<&usize> = IntoIterator::into_iter([1]).cycle().take(len2).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/slice/hamming.rs:212:43
[INFO] [stdout]     |
[INFO] [stdout] 212 |                 let b2: Vec<&usize> = [2].into_iter().cycle().take(len2).collect();
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 212 -                 let b2: Vec<&usize> = [2].into_iter().cycle().take(len2).collect();
[INFO] [stdout] 212 +                 let b2: Vec<&usize> = [2].iter().cycle().take(len2).collect();
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 212 -                 let b2: Vec<&usize> = [2].into_iter().cycle().take(len2).collect();
[INFO] [stdout] 212 +                 let b2: Vec<&usize> = IntoIterator::into_iter([2]).cycle().take(len2).collect();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.92s
[INFO] running `Command { std: "docker" "inspect" "4041aeffdc1bcb1259f55362b63f805499e68560963e5b00f482bf0bf39a67f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4041aeffdc1bcb1259f55362b63f805499e68560963e5b00f482bf0bf39a67f8" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]    --> src/slice/hamming.rs:199:39
[INFO] [stderr]     |
[INFO] [stderr] 199 |             let s1: Vec<&usize> = [1].into_iter().cycle().take(i).collect();
[INFO] [stderr]     |                                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 199 -             let s1: Vec<&usize> = [1].into_iter().cycle().take(i).collect();
[INFO] [stderr] 199 +             let s1: Vec<&usize> = [1].iter().cycle().take(i).collect();
[INFO] [stderr]     |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 199 -             let s1: Vec<&usize> = [1].into_iter().cycle().take(i).collect();
[INFO] [stderr] 199 +             let s1: Vec<&usize> = IntoIterator::into_iter([1]).cycle().take(i).collect();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]    --> src/slice/hamming.rs:200:39
[INFO] [stderr]     |
[INFO] [stderr] 200 |             let s2: Vec<&usize> = [2].into_iter().cycle().take(i).collect();
[INFO] [stderr]     |                                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 200 -             let s2: Vec<&usize> = [2].into_iter().cycle().take(i).collect();
[INFO] [stderr] 200 +             let s2: Vec<&usize> = [2].iter().cycle().take(i).collect();
[INFO] [stderr]     |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 200 -             let s2: Vec<&usize> = [2].into_iter().cycle().take(i).collect();
[INFO] [stderr] 200 +             let s2: Vec<&usize> = IntoIterator::into_iter([2]).cycle().take(i).collect();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]    --> src/slice/hamming.rs:210:43
[INFO] [stderr]     |
[INFO] [stderr] 210 |                 let a1: Vec<&usize> = [1].into_iter().cycle().take(len1).collect();
[INFO] [stderr]     |                                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 210 -                 let a1: Vec<&usize> = [1].into_iter().cycle().take(len1).collect();
[INFO] [stderr] 210 +                 let a1: Vec<&usize> = [1].iter().cycle().take(len1).collect();
[INFO] [stderr]     |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 210 -                 let a1: Vec<&usize> = [1].into_iter().cycle().take(len1).collect();
[INFO] [stderr] 210 +                 let a1: Vec<&usize> = IntoIterator::into_iter([1]).cycle().take(len1).collect();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]    --> src/slice/hamming.rs:211:43
[INFO] [stderr]     |
[INFO] [stderr] 211 |                 let a2: Vec<&usize> = [1].into_iter().cycle().take(len2).collect();
[INFO] [stderr]     |                                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 211 -                 let a2: Vec<&usize> = [1].into_iter().cycle().take(len2).collect();
[INFO] [stderr] 211 +                 let a2: Vec<&usize> = [1].iter().cycle().take(len2).collect();
[INFO] [stderr]     |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 211 -                 let a2: Vec<&usize> = [1].into_iter().cycle().take(len2).collect();
[INFO] [stderr] 211 +                 let a2: Vec<&usize> = IntoIterator::into_iter([1]).cycle().take(len2).collect();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]    --> src/slice/hamming.rs:212:43
[INFO] [stderr]     |
[INFO] [stderr] 212 |                 let b2: Vec<&usize> = [2].into_iter().cycle().take(len2).collect();
[INFO] [stderr]     |                                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 212 -                 let b2: Vec<&usize> = [2].into_iter().cycle().take(len2).collect();
[INFO] [stderr] 212 +                 let b2: Vec<&usize> = [2].iter().cycle().take(len2).collect();
[INFO] [stderr]     |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 212 -                 let b2: Vec<&usize> = [2].into_iter().cycle().take(len2).collect();
[INFO] [stderr] 212 +                 let b2: Vec<&usize> = IntoIterator::into_iter([2]).cycle().take(len2).collect();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `eddie` (lib test) generated 5 warnings (run `cargo fix --lib -p eddie --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/eddie-e22eba2e276c3aa1)
[INFO] [stdout] 
[INFO] [stdout] running 117 tests
[INFO] [stdout] test slice::damlev::tests::add_del_continuous ... ok
[INFO] [stdout] test slice::damlev::tests::equality ... ok
[INFO] [stdout] test slice::damlev::tests::add_del_intermittent ... ok
[INFO] [stdout] test slice::damlev::tests::prefix ... ok
[INFO] [stdout] test slice::damlev::tests::similarity ... ok
[INFO] [stdout] test slice::damlev::tests::sub_continuous ... ok
[INFO] [stdout] test slice::damlev::tests::sub_intermittent ... ok
[INFO] [stdout] test slice::damlev::tests::rel_dist ... ok
[INFO] [stdout] test slice::hamming::tests::equality ... ok
[INFO] [stdout] test slice::damlev::tests::trans_continuous ... ok
[INFO] [stdout] test slice::hamming::tests::inequality ... ok
[INFO] [stdout] test slice::hamming::tests::length_difference ... ok
[INFO] [stdout] test slice::hamming::tests::rel_dist ... ok
[INFO] [stdout] test slice::hamming::tests::similarity ... ok
[INFO] [stdout] test slice::hamming::tests::sub_continuous ... ok
[INFO] [stdout] test slice::hamming::tests::sub_intermittent ... ok
[INFO] [stdout] test slice::hamming::tests::growth ... ok
[INFO] [stdout] test slice::jaro::tests::add_del_continuous ... ok
[INFO] [stdout] test slice::jaro::tests::add_del_intermittent ... ok
[INFO] [stdout] test slice::jaro::tests::equality ... ok
[INFO] [stdout] test slice::jaro::tests::inequality ... ok
[INFO] [stdout] test slice::jaro::tests::match_distance ... ok
[INFO] [stdout] test slice::jaro::tests::postfix ... ok
[INFO] [stdout] test slice::jaro::tests::rel_dist ... ok
[INFO] [stdout] test slice::jaro::tests::prefix ... ok
[INFO] [stdout] test slice::jaro::tests::sub_continuous ... ok
[INFO] [stdout] test slice::jaro::tests::sub_intermittent ... ok
[INFO] [stdout] test slice::jaro::tests::transpose ... ok
[INFO] [stdout] test slice::jarwin::tests::add_del_continuous ... ok
[INFO] [stdout] test slice::jarwin::tests::equality ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'slice::leven::tests::equality' (561) panicked at src/utils/buffer.rs:26:31:
[INFO] [stderr] unsafe precondition(s) violated: slice::get_unchecked_mut requires that the index is within the slice
[INFO] [stderr] 
[INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56f85e36af81 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x56f85e36af81 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x56f85e36af81 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x56f85e36af81 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x56f85e37f30a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x56f85e37f30a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stderr]    6:     0x56f85e3701fc - std[73adb7dc35730857]::io::default_write_fmt::<std[73adb7dc35730857]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stderr]    7:     0x56f85e3701fc - <std[73adb7dc35730857]::sys::stdio::unix::Stderr as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stderr]    8:     0x56f85e3496f6 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x56f85e3496f6 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x56f85e363171 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x56f85e2fe210 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stderr]   12:     0x56f85e2fe210 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stderr]   13:     0x56f85e363362 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stderr]   14:     0x56f85e363362 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stderr]   15:     0x56f85e3497d4 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:681:13
[INFO] [stderr]   16:     0x56f85e341109 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x56f85e34a39d - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stderr]   18:     0x56f85e37f8ed - core[6883ba1bc0fe4ed1]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x56f85e37f8ed - core[6883ba1bc0fe4ed1]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/intrinsics/mod.rs:2458:9
[INFO] [stderr]   20:     0x56f85e296fd4 - <usize as core[6883ba1bc0fe4ed1]::slice::index::SliceIndex<[_]>>::get_unchecked_mut::precondition_check
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x56f85e297279 - <usize as core[6883ba1bc0fe4ed1]::slice::index::SliceIndex<[usize]>>::get_unchecked_mut
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x56f85e28c9c8 - <[usize]>::get_unchecked_mut::<usize>
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/slice/mod.rs:693:30
[INFO] [stderr]   23:     0x56f85e2b2082 - <eddie[4291b8ff3c477c81]::utils::buffer::Buffer<usize>>::store::<core[6883ba1bc0fe4ed1]::ops::range::Range<usize>>
[INFO] [stderr]                                at /opt/rustwide/workdir/src/utils/buffer.rs:26:31
[INFO] [stderr]   24:     0x56f85e2b14f9 - <eddie[4291b8ff3c477c81]::slice::leven::Levenshtein>::distance::<i32>
[INFO] [stderr]                                at /opt/rustwide/workdir/src/slice/leven.rs:87:38
[INFO] [stderr]   25:     0x56f85e27f994 - eddie[4291b8ff3c477c81]::slice::leven::tests::equality
[INFO] [stderr]                                at /opt/rustwide/workdir/src/slice/leven.rs:158:30
[INFO] [stderr]   26:     0x56f85e26ffb7 - eddie[4291b8ff3c477c81]::slice::leven::tests::equality::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/workdir/src/slice/leven.rs:149:18
[INFO] [stderr]   27:     0x56f85e2ae306 - <eddie[4291b8ff3c477c81]::slice::leven::tests::equality::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   28:     0x56f85e2f154b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x56f85e2f154b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stderr]   30:     0x56f85e2feb95 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stderr]   31:     0x56f85e2feb95 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   32:     0x56f85e2feb95 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stderr]   33:     0x56f85e2feb95 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stderr]   34:     0x56f85e2feb95 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stderr]   35:     0x56f85e2feb95 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stderr]   36:     0x56f85e2feb95 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stderr]   37:     0x56f85e2f9644 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stderr]   38:     0x56f85e2f9644 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   39:     0x56f85e301ce2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stderr]   40:     0x56f85e301ce2 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   41:     0x56f85e301ce2 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stderr]   42:     0x56f85e301ce2 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stderr]   43:     0x56f85e301ce2 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stderr]   44:     0x56f85e301ce2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stderr]   45:     0x56f85e301ce2 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   46:     0x56f85e36a80f - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stderr]   47:     0x56f85e36a80f - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stderr]   48:     0x7f7c50467aa4 - <unknown>
[INFO] [stderr]   49:     0x7f7c504f4a64 - clone
[INFO] [stderr]   50:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/eddie-e22eba2e276c3aa1` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "4041aeffdc1bcb1259f55362b63f805499e68560963e5b00f482bf0bf39a67f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4041aeffdc1bcb1259f55362b63f805499e68560963e5b00f482bf0bf39a67f8", kill_on_drop: false }`
[INFO] [stdout] 4041aeffdc1bcb1259f55362b63f805499e68560963e5b00f482bf0bf39a67f8
