[INFO] fetching crate pretty-hex 0.4.1...
[INFO] testing pretty-hex-0.4.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate pretty-hex 0.4.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate pretty-hex 0.4.1
[INFO] finished tweaking crates.io crate pretty-hex 0.4.1
[INFO] tweaked toml for crates.io crate pretty-hex 0.4.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pretty-hex 0.4.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding heapless v0.8.0 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b106be618a526bb3441dce152e7eda8724463c0976ae0891beffa18f204623b9
[INFO] running `Command { std: "docker" "start" "-a" "b106be618a526bb3441dce152e7eda8724463c0976ae0891beffa18f204623b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b106be618a526bb3441dce152e7eda8724463c0976ae0891beffa18f204623b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b106be618a526bb3441dce152e7eda8724463c0976ae0891beffa18f204623b9", kill_on_drop: false }`
[INFO] [stdout] b106be618a526bb3441dce152e7eda8724463c0976ae0891beffa18f204623b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a0588d5c8d3de4d853081cbffcb7c5e12800e6a18f51f149fa6a302d67e9713
[INFO] running `Command { std: "docker" "start" "-a" "0a0588d5c8d3de4d853081cbffcb7c5e12800e6a18f51f149fa6a302d67e9713", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling pretty-hex v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pretty_hex.rs:212:17
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn hex_dump(&self) -> Hex<Self>;
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn hex_dump(&self) -> Hex<'_, Self>;
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pretty_hex.rs:216:17
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<Self>;
[INFO] [stdout]     |                 ^^^^^                     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<'_, Self>;
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pretty_hex.rs:223:17
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn hex_dump(&self) -> Hex<Self> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn hex_dump(&self) -> Hex<'_, Self> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pretty_hex.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<Self> {
[INFO] [stdout]     |                 ^^^^^                     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<'_, Self> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "0a0588d5c8d3de4d853081cbffcb7c5e12800e6a18f51f149fa6a302d67e9713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a0588d5c8d3de4d853081cbffcb7c5e12800e6a18f51f149fa6a302d67e9713", kill_on_drop: false }`
[INFO] [stdout] 0a0588d5c8d3de4d853081cbffcb7c5e12800e6a18f51f149fa6a302d67e9713
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b36b7f7f06f06e9c6eb2cc4526b389c26b5c24bb76c9038bcfedf0e701f4069c
[INFO] running `Command { std: "docker" "start" "-a" "b36b7f7f06f06e9c6eb2cc4526b389c26b5c24bb76c9038bcfedf0e701f4069c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pretty_hex.rs:212:17
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn hex_dump(&self) -> Hex<Self>;
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn hex_dump(&self) -> Hex<'_, Self>;
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pretty_hex.rs:216:17
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<Self>;
[INFO] [stdout]     |                 ^^^^^                     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<'_, Self>;
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pretty_hex.rs:223:17
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn hex_dump(&self) -> Hex<Self> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn hex_dump(&self) -> Hex<'_, Self> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pretty_hex.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<Self> {
[INFO] [stdout]     |                 ^^^^^                     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<'_, Self> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty-hex v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pretty_hex.rs:212:17
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn hex_dump(&self) -> Hex<Self>;
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn hex_dump(&self) -> Hex<'_, Self>;
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pretty_hex.rs:216:17
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<Self>;
[INFO] [stdout]     |                 ^^^^^                     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<'_, Self>;
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pretty_hex.rs:223:17
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn hex_dump(&self) -> Hex<Self> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn hex_dump(&self) -> Hex<'_, Self> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/pretty_hex.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<Self> {
[INFO] [stdout]     |                 ^^^^^                     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<'_, Self> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]    --> tests/tests.rs:194:5
[INFO] [stdout]     |
[INFO] [stdout] 194 |     format!("{}", x.0.hex_dump());
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 194 |     let _ = format!("{}", x.0.hex_dump());
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]    --> tests/tests.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |     format!("{:?}", x.0.hex_dump());
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 195 |     let _ = format!("{:?}", x.0.hex_dump());
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "b36b7f7f06f06e9c6eb2cc4526b389c26b5c24bb76c9038bcfedf0e701f4069c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b36b7f7f06f06e9c6eb2cc4526b389c26b5c24bb76c9038bcfedf0e701f4069c", kill_on_drop: false }`
[INFO] [stdout] b36b7f7f06f06e9c6eb2cc4526b389c26b5c24bb76c9038bcfedf0e701f4069c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a240885c856958d773116217ffd7c090b001c7ead4d19006fe11cec3722cde2
[INFO] running `Command { std: "docker" "start" "-a" "3a240885c856958d773116217ffd7c090b001c7ead4d19006fe11cec3722cde2", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/pretty_hex.rs:212:17
[INFO] [stderr]     |
[INFO] [stderr] 212 |     fn hex_dump(&self) -> Hex<Self>;
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 212 |     fn hex_dump(&self) -> Hex<'_, Self>;
[INFO] [stderr]     |                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/pretty_hex.rs:216:17
[INFO] [stderr]     |
[INFO] [stderr] 216 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<Self>;
[INFO] [stderr]     |                 ^^^^^                     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 216 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<'_, Self>;
[INFO] [stderr]     |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/pretty_hex.rs:223:17
[INFO] [stderr]     |
[INFO] [stderr] 223 |     fn hex_dump(&self) -> Hex<Self> {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 223 |     fn hex_dump(&self) -> Hex<'_, Self> {
[INFO] [stderr]     |                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/pretty_hex.rs:226:17
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<Self> {
[INFO] [stderr]     |                 ^^^^^                     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn hex_conf(&self, cfg: HexConfig) -> Hex<'_, Self> {
[INFO] [stderr]     |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: `pretty-hex` (lib) generated 4 warnings (run `cargo fix --lib -p pretty-hex` to apply 4 suggestions)
[INFO] [stderr] warning: `pretty-hex` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: unused return value of `must_use` that must be used
[INFO] [stderr]    --> tests/tests.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 |     format!("{}", x.0.hex_dump());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 194 |     let _ = format!("{}", x.0.hex_dump());
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `must_use` that must be used
[INFO] [stderr]    --> tests/tests.rs:195:5
[INFO] [stderr]     |
[INFO] [stderr] 195 |     format!("{:?}", x.0.hex_dump());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 195 |     let _ = format!("{:?}", x.0.hex_dump());
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `pretty-hex` (test "tests") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pretty_hex-dacb42960f7810c5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-093d630b6c5fab4c)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_hex_write_with_simple_config ... ok
[INFO] [stdout] test test_config ... ok
[INFO] [stdout] test test_unsized ... ok
[INFO] [stdout] test test_simple ... ok
[INFO] [stdout] test test_pretty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pretty_hex
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a240885c856958d773116217ffd7c090b001c7ead4d19006fe11cec3722cde2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a240885c856958d773116217ffd7c090b001c7ead4d19006fe11cec3722cde2", kill_on_drop: false }`
[INFO] [stdout] 3a240885c856958d773116217ffd7c090b001c7ead4d19006fe11cec3722cde2
