[INFO] cloning repository https://github.com/BruceKangCN/meta-gen-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BruceKangCN/meta-gen-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBruceKangCN%2Fmeta-gen-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBruceKangCN%2Fmeta-gen-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3de58be8bbd8625d6e9c926ed36fea34c920620
[INFO] testing BruceKangCN/meta-gen-rs against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBruceKangCN%2Fmeta-gen-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BruceKangCN/meta-gen-rs
[INFO] finished tweaking git repo https://github.com/BruceKangCN/meta-gen-rs
[INFO] tweaked toml for git repo https://github.com/BruceKangCN/meta-gen-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BruceKangCN/meta-gen-rs on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BruceKangCN/meta-gen-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.213
[INFO] [stderr]   Downloaded anstyle v1.0.9
[INFO] [stderr]   Downloaded serde v1.0.213
[INFO] [stderr]   Downloaded anstream v0.6.17
[INFO] [stderr]   Downloaded ffmpeg-sys-next v7.1.0
[INFO] [stderr]   Downloaded ffmpeg-next v7.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d86e5ccfb073aae9800302fa660c4ea1b414b91fea9e8d51b519096147adb1e
[INFO] running `Command { std: "docker" "start" "-a" "6d86e5ccfb073aae9800302fa660c4ea1b414b91fea9e8d51b519096147adb1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d86e5ccfb073aae9800302fa660c4ea1b414b91fea9e8d51b519096147adb1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d86e5ccfb073aae9800302fa660c4ea1b414b91fea9e8d51b519096147adb1e", kill_on_drop: false }`
[INFO] [stdout] 6d86e5ccfb073aae9800302fa660c4ea1b414b91fea9e8d51b519096147adb1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ab141d27696dc0b81415a77e7fcf7bcf19159a552452bdacd42246114672aec
[INFO] running `Command { std: "docker" "start" "-a" "7ab141d27696dc0b81415a77e7fcf7bcf19159a552452bdacd42246114672aec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling libloading v0.8.5
[INFO] [stderr]    Compiling bindgen v0.70.1
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling serde v1.0.213
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling cc v1.1.31
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling anstyle v1.0.9
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling hashbrown v0.15.0
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[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling ffmpeg-next v7.1.0
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling clap_builder v4.5.20
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling utf8-width v0.1.7
[INFO] [stderr]    Compiling html-escape v0.2.13
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling urlencoding v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.213
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling clap v4.5.20
[INFO] [stderr]    Compiling ffmpeg-sys-next v7.1.0
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling rusty-ffmpeg-meta v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "7ab141d27696dc0b81415a77e7fcf7bcf19159a552452bdacd42246114672aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab141d27696dc0b81415a77e7fcf7bcf19159a552452bdacd42246114672aec", kill_on_drop: false }`
[INFO] [stdout] 7ab141d27696dc0b81415a77e7fcf7bcf19159a552452bdacd42246114672aec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44abd81695d0535a348b03182abb8ba7722f638e49a4deb59ce63374cecd468f
[INFO] running `Command { std: "docker" "start" "-a" "44abd81695d0535a348b03182abb8ba7722f638e49a4deb59ce63374cecd468f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-ffmpeg-meta v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "44abd81695d0535a348b03182abb8ba7722f638e49a4deb59ce63374cecd468f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44abd81695d0535a348b03182abb8ba7722f638e49a4deb59ce63374cecd468f", kill_on_drop: false }`
[INFO] [stdout] 44abd81695d0535a348b03182abb8ba7722f638e49a4deb59ce63374cecd468f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d5967e0461f10bf0b1528e3d487d51bcf56dfd9f9a3c66faa1aa3fd25120435
[INFO] running `Command { std: "docker" "start" "-a" "9d5967e0461f10bf0b1528e3d487d51bcf56dfd9f9a3c66faa1aa3fd25120435", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rusty_ffmpeg_meta-0cb5af92e0981641)
[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 unittests src/main.rs (/opt/rustwide/target/debug/deps/rusty_ffmpeg_meta-f1700a9fdcb09cd9)
[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]    Doc-tests rusty_ffmpeg_meta
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/util.rs - util::SerializationConfig (line 19) ... FAILED
[INFO] [stdout] test src/util.rs - util::SerializationConfig (line 40) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/util.rs - util::SerializationConfig (line 19) stdout ----
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/util.rs:20:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | - `indent = "  "`:
[INFO] [stdout]   |   ^
[INFO] [stdout]   |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 1 - - `indent = "  "`:
[INFO] [stdout] 1 + - 'indent = "  "`:
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/util.rs:20:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | - `indent = "  "`:
[INFO] [stdout]   |                 ^
[INFO] [stdout]   |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 1 - - `indent = "  "`:
[INFO] [stdout] 1 + - `indent = "  "':
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/util.rs:22:3
[INFO] [stdout]   |
[INFO] [stdout] 3 |   ```sh
[INFO] [stdout]   |   ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: character appears 2 more times
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 3 -   ```sh
[INFO] [stdout] 3 +   '''sh
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/util.rs:27:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   ```
[INFO] [stdout]   |   ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: character appears 2 more times
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 8 -   ```
[INFO] [stdout] 8 +   '''
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]   --> src/util.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | `indent = "    "`:
[INFO] [stdout]    | ^
[INFO] [stdout]    |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]    |
[INFO] [stdout] 10 - `indent = "    "`:
[INFO] [stdout] 10 + 'indent = "    "`:
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]   --> src/util.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 10 | `indent = "    "`:
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]    |
[INFO] [stdout] 10 - `indent = "    "`:
[INFO] [stdout] 10 + `indent = "    "':
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]   --> src/util.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   ```sh
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: character appears 2 more times
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]    |
[INFO] [stdout] 12 -   ```sh
[INFO] [stdout] 12 +   '''sh
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]   --> src/util.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   ```
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: character appears 2 more times
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]    |
[INFO] [stdout] 17 -   ```
[INFO] [stdout] 17 +   '''
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: expected item, found `-`
[INFO] [stdout]  --> src/util.rs:20:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | - `indent = "  "`:
[INFO] [stdout]   | ^ expected item
[INFO] [stdout]   |
[INFO] [stdout]   = note: for a full list of items that can appear in modules, see <https://doc.rust-lang.org/reference/items.html>
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/util.rs - util::SerializationConfig (line 40) stdout ----
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/util.rs:41:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | - `indent_level = 0`:
[INFO] [stdout]   |   ^
[INFO] [stdout]   |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 1 - - `indent_level = 0`:
[INFO] [stdout] 1 + - 'indent_level = 0`:
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/util.rs:41:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | - `indent_level = 0`:
[INFO] [stdout]   |                    ^
[INFO] [stdout]   |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 1 - - `indent_level = 0`:
[INFO] [stdout] 1 + - `indent_level = 0':
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/util.rs:43:3
[INFO] [stdout]   |
[INFO] [stdout] 3 |   ```sh
[INFO] [stdout]   |   ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: character appears 2 more times
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 3 -   ```sh
[INFO] [stdout] 3 +   '''sh
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/util.rs:47:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   ```
[INFO] [stdout]   |   ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: character appears 2 more times
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 7 -   ```
[INFO] [stdout] 7 +   '''
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/util.rs:49:3
[INFO] [stdout]   |
[INFO] [stdout] 9 | - `indent_level = 3`:
[INFO] [stdout]   |   ^
[INFO] [stdout]   |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 9 - - `indent_level = 3`:
[INFO] [stdout] 9 + - 'indent_level = 3`:
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/util.rs:49:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | - `indent_level = 3`:
[INFO] [stdout]   |                    ^
[INFO] [stdout]   |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 9 - - `indent_level = 3`:
[INFO] [stdout] 9 + - `indent_level = 3':
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]   --> src/util.rs:51:3
[INFO] [stdout]    |
[INFO] [stdout] 11 |   ```sh
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: character appears 2 more times
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]    |
[INFO] [stdout] 11 -   ```sh
[INFO] [stdout] 11 +   '''sh
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]   --> src/util.rs:55:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |   ```
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: character appears 2 more times
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]    |
[INFO] [stdout] 15 -   ```
[INFO] [stdout] 15 +   '''
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: expected item, found `-`
[INFO] [stdout]  --> src/util.rs:41:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | - `indent_level = 0`:
[INFO] [stdout]   | ^ expected item
[INFO] [stdout]   |
[INFO] [stdout]   = note: for a full list of items that can appear in modules, see <https://doc.rust-lang.org/reference/items.html>
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/util.rs - util::SerializationConfig (line 19)
[INFO] [stdout]     src/util.rs - util::SerializationConfig (line 40)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9d5967e0461f10bf0b1528e3d487d51bcf56dfd9f9a3c66faa1aa3fd25120435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d5967e0461f10bf0b1528e3d487d51bcf56dfd9f9a3c66faa1aa3fd25120435", kill_on_drop: false }`
[INFO] [stdout] 9d5967e0461f10bf0b1528e3d487d51bcf56dfd9f9a3c66faa1aa3fd25120435
