[INFO] fetching crate confucius 0.2.2...
[INFO] testing confucius-0.2.2 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate confucius 0.2.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate confucius 0.2.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate confucius 0.2.2
[INFO] tweaked toml for crates.io crate confucius 0.2.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate confucius 0.2.2 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate confucius 0.2.2 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded path-clean v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 25561e34c85ff789e1a8f6f63b1fe963afde8bc02f13305788b9dfb557259fb0
[INFO] running `Command { std: "docker" "start" "25561e34c85ff789e1a8f6f63b1fe963afde8bc02f13305788b9dfb557259fb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25561e34c85ff789e1a8f6f63b1fe963afde8bc02f13305788b9dfb557259fb0", 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" "25561e34c85ff789e1a8f6f63b1fe963afde8bc02f13305788b9dfb557259fb0" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25561e34c85ff789e1a8f6f63b1fe963afde8bc02f13305788b9dfb557259fb0", 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" "25561e34c85ff789e1a8f6f63b1fe963afde8bc02f13305788b9dfb557259fb0" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling winnow v0.7.6
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling path-clean v1.0.1
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling toml_edit v0.22.24
[INFO] [stderr]    Compiling toml v0.8.20
[INFO] [stderr]    Compiling confucius v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/formats/ini.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{BufRead, Write};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]   --> src/lib.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::io::{self, BufRead};
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_file` is never used
[INFO] [stdout]   --> src/parser.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn parse_file(config: &mut Config, path: &Path) -> Result<(), ConfigError> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detect_format` is never used
[INFO] [stdout]   --> src/parser.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn detect_format(content: &str) -> ConfigFormat {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 24.56s
[INFO] running `Command { std: "docker" "inspect" "25561e34c85ff789e1a8f6f63b1fe963afde8bc02f13305788b9dfb557259fb0", 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" "25561e34c85ff789e1a8f6f63b1fe963afde8bc02f13305788b9dfb557259fb0" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/formats/ini.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{BufRead, Write};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]   --> src/lib.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::io::{self, BufRead};
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_file` is never used
[INFO] [stdout]   --> src/parser.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn parse_file(config: &mut Config, path: &Path) -> Result<(), ConfigError> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detect_format` is never used
[INFO] [stdout]   --> src/parser.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn detect_format(content: &str) -> ConfigFormat {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempfile v3.19.1
[INFO] [stderr]    Compiling confucius v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `etc_dir`
[INFO] [stdout]   --> tests/integration_tests.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let etc_dir = self.temp_dir.path().join("etc");
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_etc_dir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `home_config_dir`
[INFO] [stdout]   --> tests/integration_tests.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let home_config_dir = self.temp_dir.path()
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_home_config_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_float` and `get_boolean` are never used
[INFO] [stdout]    --> examples/hierarchical_config.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl HierarchicalConfig {
[INFO] [stdout]     | ----------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 170 |     fn get_float(&self, section: &str, key: &str, default: Option<f64>) -> Option<f64> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     fn get_boolean(&self, section: &str, key: &str, default: Option<bool>) -> Option<bool> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/formats/ini.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{BufRead, Write};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]   --> src/lib.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::io::{self, BufRead};
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_file` is never used
[INFO] [stdout]   --> src/parser.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn parse_file(config: &mut Config, path: &Path) -> Result<(), ConfigError> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detect_format` is never used
[INFO] [stdout]   --> src/parser.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn detect_format(content: &str) -> ConfigFormat {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 5.98s
[INFO] running `Command { std: "docker" "inspect" "25561e34c85ff789e1a8f6f63b1fe963afde8bc02f13305788b9dfb557259fb0", 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" "25561e34c85ff789e1a8f6f63b1fe963afde8bc02f13305788b9dfb557259fb0" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/formats/ini.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{BufRead, Write};
[INFO] [stderr]   |               ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]   --> src/lib.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::io::{self, BufRead};
[INFO] [stderr]    |                     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse_file` is never used
[INFO] [stderr]   --> src/parser.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn parse_file(config: &mut Config, path: &Path) -> Result<(), ConfigError> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `detect_format` is never used
[INFO] [stderr]   --> src/parser.rs:53:4
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn detect_format(content: &str) -> ConfigFormat {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `confucius` (lib) generated 4 warnings
[INFO] [stderr] warning: unused variable: `etc_dir`
[INFO] [stderr]   --> tests/integration_tests.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let etc_dir = self.temp_dir.path().join("etc");
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_etc_dir`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `home_config_dir`
[INFO] [stderr]   --> tests/integration_tests.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let home_config_dir = self.temp_dir.path()
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_home_config_dir`
[INFO] [stderr] 
[INFO] [stderr] warning: `confucius` (test "integration_tests") generated 2 warnings (run `cargo fix --test "integration_tests" -p confucius` to apply 2 suggestions)
[INFO] [stderr] warning: methods `get_float` and `get_boolean` are never used
[INFO] [stderr]    --> examples/hierarchical_config.rs:170:8
[INFO] [stderr]     |
[INFO] [stderr] 121 | impl HierarchicalConfig {
[INFO] [stderr]     | ----------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 170 |     fn get_float(&self, section: &str, key: &str, default: Option<f64>) -> Option<f64> {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 177 |     fn get_boolean(&self, section: &str, key: &str, default: Option<bool>) -> Option<bool> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `confucius` (example "hierarchical_config") generated 1 warning
[INFO] [stderr] warning: `confucius` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/confucius-697daf49f923ad27)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/config_tests.rs (/opt/rustwide/target/release/deps/config_tests-ee023f9446b70a94)
[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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_config_value_conversions ... ok
[INFO] [stdout] test test_include_single_file ... ok
[INFO] [stdout] test test_quoted_values ... ok
[INFO] [stdout] test test_comments ... ok
[INFO] [stdout] test test_load_basic_ini ... ok
[INFO] [stdout] test test_save_config ... ok
[INFO] [stdout] test test_detect_format ... ok
[INFO] [stdout] test test_include_glob_pattern ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/release/deps/integration_tests-da05f89adb368506)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_value_overrides ... ok
[INFO] [stdout] test test_config_edge_cases ... ok
[INFO] [stdout] test test_complex_include_scenario ... ok
[INFO] [stdout] test test_error_handling ... ok
[INFO] [stdout] test test_config_modifications ... ok
[INFO] [stdout] test test_config_search_paths ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests confucius
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Config::load_from_file (line 597) ... ok
[INFO] [stdout] test src/lib.rs - Config::get_values (line 934) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.41s; merged doctests compilation took 0.40s
[INFO] running `Command { std: "docker" "inspect" "25561e34c85ff789e1a8f6f63b1fe963afde8bc02f13305788b9dfb557259fb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25561e34c85ff789e1a8f6f63b1fe963afde8bc02f13305788b9dfb557259fb0", kill_on_drop: false }`
[INFO] [stdout] 25561e34c85ff789e1a8f6f63b1fe963afde8bc02f13305788b9dfb557259fb0
