[INFO] fetching crate argc 1.17.0...
[INFO] checking argc-1.17.0 against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] extracting crate argc 1.17.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate argc 1.17.0 on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argc 1.17.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate argc 1.17.0
[INFO] tweaked toml for crates.io crate argc 1.17.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate argc 1.17.0 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" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fbc586eb4e80b2d2d0603b6d881ddbe17a1acf0962f2d68aa29021e8880bf02
[INFO] running `Command { std: "docker" "start" "-a" "5fbc586eb4e80b2d2d0603b6d881ddbe17a1acf0962f2d68aa29021e8880bf02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fbc586eb4e80b2d2d0603b6d881ddbe17a1acf0962f2d68aa29021e8880bf02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fbc586eb4e80b2d2d0603b6d881ddbe17a1acf0962f2d68aa29021e8880bf02", kill_on_drop: false }`
[INFO] [stdout] 5fbc586eb4e80b2d2d0603b6d881ddbe17a1acf0962f2d68aa29021e8880bf02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e951cbf1f52dc41dfe4ec7e1e5b681d15274ba149fc82f180a7cd9caf450c88b
[INFO] running `Command { std: "docker" "start" "-a" "e951cbf1f52dc41dfe4ec7e1e5b681d15274ba149fc82f180a7cd9caf450c88b", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.80
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking either v1.11.0
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[INFO] [stderr]     Checking unicode-linebreak v0.1.5
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[INFO] [stderr]    Compiling rustc_version v0.4.0
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[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking unicode-width v0.1.11
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[INFO] [stderr]     Checking nom v7.1.3
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[INFO] [stderr]     Checking fastrand v2.0.2
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[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling syn v2.0.59
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[INFO] [stderr]     Checking roff v0.2.1
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[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking insta v1.38.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking which v6.0.1
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]     Checking globwalk v0.9.1
[INFO] [stderr]     Checking assert_fs v1.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rstest v0.19.0
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking argc v1.17.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `render_source` is never used
[INFO] [stdout]   --> src/param.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub(crate) trait Param {
[INFO] [stdout]    |                  ----- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn render_source(&self) -> String;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `render_source_of_name_value`, `render_choice_values`, and `render_default_value` are never used
[INFO] [stdout]    --> src/param.rs:821:19
[INFO] [stdout]     |
[INFO] [stdout] 754 | impl ParamData {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 821 |     pub(crate) fn render_source_of_name_value(&self, name_suffix: &str) -> String {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 872 |     fn render_choice_values(values: &[String]) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 886 |     fn render_default_value(value: &str) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `render` is never used
[INFO] [stdout]    --> src/param.rs:932:19
[INFO] [stdout]     |
[INFO] [stdout] 907 | impl Modifier {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 932 |     pub(crate) fn render(&self) -> String {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.34s
[INFO] running `Command { std: "docker" "inspect" "e951cbf1f52dc41dfe4ec7e1e5b681d15274ba149fc82f180a7cd9caf450c88b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e951cbf1f52dc41dfe4ec7e1e5b681d15274ba149fc82f180a7cd9caf450c88b", kill_on_drop: false }`
[INFO] [stdout] e951cbf1f52dc41dfe4ec7e1e5b681d15274ba149fc82f180a7cd9caf450c88b
[INFO] checking argc-1.17.0 against try#6a5749073f2ebf59d7740d30e50a932a85756ee7 for pr-127655
[INFO] extracting crate argc 1.17.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate argc 1.17.0 on toolchain 6a5749073f2ebf59d7740d30e50a932a85756ee7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argc 1.17.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate argc 1.17.0
[INFO] tweaked toml for crates.io crate argc 1.17.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate argc 1.17.0 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" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c04f0c517d4c816acf155408f1f36a71948945ac461ec0092b2210483d13db4c
[INFO] running `Command { std: "docker" "start" "-a" "c04f0c517d4c816acf155408f1f36a71948945ac461ec0092b2210483d13db4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c04f0c517d4c816acf155408f1f36a71948945ac461ec0092b2210483d13db4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c04f0c517d4c816acf155408f1f36a71948945ac461ec0092b2210483d13db4c", kill_on_drop: false }`
[INFO] [stdout] c04f0c517d4c816acf155408f1f36a71948945ac461ec0092b2210483d13db4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a30c4ec5072c827d9430b490367d2f0b57d1997334c0b020b0abd474880a4250
[INFO] running `Command { std: "docker" "start" "-a" "a30c4ec5072c827d9430b490367d2f0b57d1997334c0b020b0abd474880a4250", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.80
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking either v1.11.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.36
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[INFO] [stderr]    Compiling assert_cmd v2.0.14
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[INFO] [stderr]    Compiling rstest_macros v0.19.0
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[INFO] [stderr]    Compiling glob v0.3.1
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[INFO] [stderr]     Checking fastrand v2.0.2
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[INFO] [stderr]    Compiling syn v2.0.59
[INFO] [stderr]     Checking linked-hash-map v0.5.6
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[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking threadpool v1.8.1
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[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking globwalk v0.9.1
[INFO] [stderr]     Checking assert_fs v1.1.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rstest v0.19.0
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking argc v1.17.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `render_source` is never used
[INFO] [stdout]   --> src/param.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub(crate) trait Param {
[INFO] [stdout]    |                  ----- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn render_source(&self) -> String;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `render_source_of_name_value`, `render_choice_values`, and `render_default_value` are never used
[INFO] [stdout]    --> src/param.rs:821:19
[INFO] [stdout]     |
[INFO] [stdout] 754 | impl ParamData {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 821 |     pub(crate) fn render_source_of_name_value(&self, name_suffix: &str) -> String {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 872 |     fn render_choice_values(values: &[String]) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 886 |     fn render_default_value(value: &str) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `render` is never used
[INFO] [stdout]    --> src/param.rs:932:19
[INFO] [stdout]     |
[INFO] [stdout] 907 | impl Modifier {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 932 |     pub(crate) fn render(&self) -> String {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.56s
[INFO] running `Command { std: "docker" "inspect" "a30c4ec5072c827d9430b490367d2f0b57d1997334c0b020b0abd474880a4250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a30c4ec5072c827d9430b490367d2f0b57d1997334c0b020b0abd474880a4250", kill_on_drop: false }`
[INFO] [stdout] a30c4ec5072c827d9430b490367d2f0b57d1997334c0b020b0abd474880a4250
