[INFO] cloning repository https://github.com/wvhulle/cargo-dirty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wvhulle/cargo-dirty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwvhulle%2Fcargo-dirty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwvhulle%2Fcargo-dirty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89b69308b181513b3837669923aacbf9f1560a79
[INFO] testing wvhulle/cargo-dirty against 1.98.0-beta.1 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwvhulle%2Fcargo-dirty" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/wvhulle/cargo-dirty
[INFO] finished tweaking git repo https://github.com/wvhulle/cargo-dirty
[INFO] tweaked toml for git repo https://github.com/wvhulle/cargo-dirty written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wvhulle/cargo-dirty 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] crate git repo https://github.com/wvhulle/cargo-dirty 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" "+1.98.0-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-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f73fc73c13a4f121eda09caf24ed7b6a778b6b37404fe3eb26cbb3f5f49e9341
[INFO] running `Command { std: "docker" "start" "f73fc73c13a4f121eda09caf24ed7b6a778b6b37404fe3eb26cbb3f5f49e9341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f73fc73c13a4f121eda09caf24ed7b6a778b6b37404fe3eb26cbb3f5f49e9341", 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" "f73fc73c13a4f121eda09caf24ed7b6a778b6b37404fe3eb26cbb3f5f49e9341" "/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" "f73fc73c13a4f121eda09caf24ed7b6a778b6b37404fe3eb26cbb3f5f49e9341", 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" "f73fc73c13a4f121eda09caf24ed7b6a778b6b37404fe3eb26cbb3f5f49e9341" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling clap_builder v4.5.51
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling ascii-dag v0.9.1
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling clap v4.5.51
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling cargo-frequent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.08s
[INFO] running `Command { std: "docker" "inspect" "f73fc73c13a4f121eda09caf24ed7b6a778b6b37404fe3eb26cbb3f5f49e9341", 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" "f73fc73c13a4f121eda09caf24ed7b6a778b6b37404fe3eb26cbb3f5f49e9341" "/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 regex-automata v0.4.13
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling assert_cmd v2.1.1
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling predicates v3.1.3
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling cargo-frequent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 22.47s
[INFO] running `Command { std: "docker" "inspect" "f73fc73c13a4f121eda09caf24ed7b6a778b6b37404fe3eb26cbb3f5f49e9341", 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" "f73fc73c13a4f121eda09caf24ed7b6a778b6b37404fe3eb26cbb3f5f49e9341" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cargo_frequent-cd1f043b7cf3997b)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test build_script_rerun_directives::tests::detects_volatile_vars ... ok
[INFO] [stdout] test build_script_rerun_directives::tests::empty_target_dir_yields_empty_map ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::extracts_package_context_from_cargo_log ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::extracts_package_without_target ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::handles_env_var_changed_with_complex_paths ... ok
[INFO] [stdout] test build_script_rerun_directives::tests::parses_directives_from_output_file ... ok
[INFO] [stdout] test build_script_rerun_directives::tests::merges_directives_across_profiles ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::handles_features_changed ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::handles_env_var_changed_with_none_to_some ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::handles_malformed_input_gracefully ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::handles_unknown_dirty_reason_format ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::handles_missing_package_context ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::handles_profile_configuration_changed ... ok
[INFO] [stdout] test cluster_ascii_dag_renderer::tests::empty_clusters_message ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::returns_none_for_lines_without_dirty_marker ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::handles_rustflags_changed ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::handles_target_configuration_changed ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::handles_fs_status_outdated_with_file_change ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::handles_unit_dependency_info_changed ... ok
[INFO] [stdout] test cargo_dirty_reason_log_parser::tests::handles_rustflags_changed_empty_vecs ... ok
[INFO] [stdout] test cluster_ascii_dag_renderer::tests::render_emits_three_tiers_with_edge_labels ... ok
[INFO] [stdout] test cluster_ascii_dag_renderer::tests::trigger_label_uses_dollar_and_volatile ... ok
[INFO] [stdout] test cluster_ascii_dag_renderer::tests::trigger_renders_above_downstream_packages ... ok
[INFO] [stdout] test rebuild_reason::tests::displays_dependency_name ... ok
[INFO] [stdout] test rebuild_reason::tests::displays_features_and_profile_changes ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cargo_frequent-a762fb5d2562ffbe)
[INFO] [stdout] test rebuild_reason::tests::displays_environment_variable_changes ... ok
[INFO] [stdout] test cluster_ascii_dag_renderer::tests::source_label_marks_build_scripts ... ok
[INFO] [stdout] test rebuild_reason::tests::displays_rustflags_changed ... ok
[INFO] [stdout] test root_cause_cluster::tests::builds_and_analyzes_rebuild_graph ... ok
[INFO] [stdout] test root_cause_cluster::tests::collapses_same_env_var_into_one_cluster ... ok
[INFO] [stdout] test root_cause_cluster::tests::separate_triggers_remain_separate_clusters ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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] [stderr]      Running tests/cli_interface_tests.rs (/opt/rustwide/target/debug/deps/cli_interface_tests-3bb27c95cc5f7b01)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test cli_reports_error_for_invalid_project_path ... ok
[INFO] [stdout] test cli_supports_different_cargo_commands ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.49s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cluster_json_workspace.rs (/opt/rustwide/target/debug/deps/cluster_json_workspace-333d89482162cd07)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/trigger_detection.rs (/opt/rustwide/target/debug/deps/trigger_detection-a389e3e987d714d5)
[INFO] [stdout] test json_structure_is_valid_for_workspace_rebuild ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.14s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test detects_rebuilds_when_source_files_are_modified ... FAILED
[INFO] [stdout] test detects_rebuilds_when_environment_variables_change ... FAILED
[INFO] [stdout] test detects_rebuilds_when_c_compiler_environment_changes ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- detects_rebuilds_when_source_files_are_modified stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'detects_rebuilds_when_source_files_are_modified' (1233) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.1.1/src/assert.rs:64:17:
[INFO] [stdout] Failed to spawn "/opt/rustwide/target/debug/cargo-frequent" "--path" "/tmp/.tmp06ap6t" "--command" "build": No such file or directory (os error 2)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c198fcc2fd1 - <unknown>
[INFO] [stdout]    1:     0x5c198fcd8e3a - <unknown>
[INFO] [stdout]    2:     0x5c198fcc898c - <unknown>
[INFO] [stdout]    3:     0x5c198fc9f896 - <unknown>
[INFO] [stdout]    4:     0x5c198fcba779 - <unknown>
[INFO] [stdout]    5:     0x5c198fc2b4a0 - <unknown>
[INFO] [stdout]    6:     0x5c198fcba932 - <unknown>
[INFO] [stdout]    7:     0x5c198fc9f942 - <unknown>
[INFO] [stdout]    8:     0x5c198fc97189 - <unknown>
[INFO] [stdout]    9:     0x5c198fca053d - <unknown>
[INFO] [stdout]   10:     0x5c198fcd964c - <unknown>
[INFO] [stdout]   11:     0x5c198fc6add2 - <unknown>
[INFO] [stdout]   12:     0x5c198fc1c20c - <unknown>
[INFO] [stdout]   13:     0x5c198fc1b277 - <unknown>
[INFO] [stdout]   14:     0x5c198fc1e6b6 - <unknown>
[INFO] [stdout]   15:     0x5c198fc1e7db - <unknown>
[INFO] [stdout]   16:     0x5c198fc2be25 - <unknown>
[INFO] [stdout]   17:     0x5c198fc268d4 - <unknown>
[INFO] [stdout]   18:     0x5c198fc2ef72 - <unknown>
[INFO] [stdout]   19:     0x5c198fcc25df - <unknown>
[INFO] [stdout]   20:     0x7d4fb7132aa4 - <unknown>
[INFO] [stdout]   21:     0x7d4fb71bfa64 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- detects_rebuilds_when_environment_variables_change stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'detects_rebuilds_when_environment_variables_change' (1232) panicked at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code=101
[INFO] [stdout] stderr=``````
[INFO] [stdout] error: failed to remove directory `/opt/rustwide/target`
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]     Device or resource busy (os error 16)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: cargo_util::paths::_remove_dir
[INFO] [stdout]    1: cargo_util::paths::_remove_dir_all
[INFO] [stdout]    2: cargo_util::paths::remove_dir_all::<&std::path::Path>
[INFO] [stdout]    3: <cargo::ops::cargo_clean::CleanContext>::rm_rf
[INFO] [stdout]    4: <cargo::ops::cargo_clean::CleanContext>::remove_paths
[INFO] [stdout]    5: cargo::ops::cargo_clean::clean
[INFO] [stdout]    6: cargo::commands::clean::exec
[INFO] [stdout]    7: <cargo::cli::Exec>::exec
[INFO] [stdout]    8: cargo::main
[INFO] [stdout]    9: std::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   10: std::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   11: <&dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   12: std::panicking::catch_unwind::do_call::<&dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync, i32>
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   13: std::panicking::catch_unwind::<i32, &dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync>
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   14: std::panic::catch_unwind::<&dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync, i32>
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   15: std::rt::lang_start_internal::{closure#0}
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/rt.rs:175:24
[INFO] [stdout]   16: std::panicking::catch_unwind::do_call::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   17: std::panicking::catch_unwind::<isize, std::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   18: std::panic::catch_unwind::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   19: std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/rt.rs:171:5
[INFO] [stdout]   20: main
[INFO] [stdout]   21: <unknown>
[INFO] [stdout]   22: __libc_start_main
[INFO] [stdout]   23: <unknown>
[INFO] [stdout] 
[INFO] [stdout] Error: failed to remove directory `/opt/rustwide/target`
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]   Device or resource busy (os error 16)
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`cd "/tmp/.tmp8ZjVqV" && "cargo" "clean"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=```
[INFO] [stdout] error: failed to remove directory `/opt/rustwide/target`
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]     Device or resource busy (os error 16)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: cargo_util::paths::_remove_dir
[INFO] [stdout]    1: cargo_util::paths::_remove_dir_all
[INFO] [stdout]    2: cargo_util::paths::remove_dir_all::<&std::path::Path>
[INFO] [stdout]    3: <cargo::ops::cargo_clean::CleanContext>::rm_rf
[INFO] [stdout]    4: <cargo::ops::cargo_clean::CleanContext>::remove_paths
[INFO] [stdout]    5: cargo::ops::cargo_clean::clean
[INFO] [stdout]    6: cargo::commands::clean::exec
[INFO] [stdout]    7: <cargo::cli::Exec>::exec
[INFO] [stdout]    8: cargo::main
[INFO] [stdout]    9: std::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   10: std::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   11: <&dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   12: std::panicking::catch_unwind::do_call::<&dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync, i32>
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   13: std::panicking::catch_unwind::<i32, &dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync>
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   14: std::panic::catch_unwind::<&dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync, i32>
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   15: std::rt::lang_start_internal::{closure#0}
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/rt.rs:175:24
[INFO] [stdout]   16: std::panicking::catch_unwind::do_call::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   17: std::panicking::catch_unwind::<isize, std::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   18: std::panic::catch_unwind::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   19: std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/rt.rs:171:5
[INFO] [stdout]   20: main
[INFO] [stdout]   21: <unknown>
[INFO] [stdout]   22: __libc_start_main
[INFO] [stdout]   23: <unknown>
[INFO] [stdout] 
[INFO] [stdout] Error: failed to remove directory `/opt/rustwide/target`
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]   Device or resource busy (os error 16)
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c198fcc2fd1 - <unknown>
[INFO] [stdout]    1:     0x5c198fcd8e3a - <unknown>
[INFO] [stdout]    2:     0x5c198fcc898c - <unknown>
[INFO] [stdout]    3:     0x5c198fc9f896 - <unknown>
[INFO] [stdout]    4:     0x5c198fcba779 - <unknown>
[INFO] [stdout]    5:     0x5c198fc2b4a0 - <unknown>
[INFO] [stdout]    6:     0x5c198fcba932 - <unknown>
[INFO] [stdout]    7:     0x5c198fc9f942 - <unknown>
[INFO] [stdout]    8:     0x5c198fc97189 - <unknown>
[INFO] [stdout]    9:     0x5c198fca053d - <unknown>
[INFO] [stdout]   10:     0x5c198fcd964c - <unknown>
[INFO] [stdout]   11:     0x5c198fc69628 - <unknown>
[INFO] [stdout]   12:     0x5c198fc6e8e7 - <unknown>
[INFO] [stdout]   13:     0x5c198fc73ed7 - <unknown>
[INFO] [stdout]   14:     0x5c198fc68fab - <unknown>
[INFO] [stdout]   15:     0x5c198fc6fc90 - <unknown>
[INFO] [stdout]   16:     0x5c198fc1c560 - <unknown>
[INFO] [stdout]   17:     0x5c198fc1b2a7 - <unknown>
[INFO] [stdout]   18:     0x5c198fc1e6f6 - <unknown>
[INFO] [stdout]   19:     0x5c198fc1e7db - <unknown>
[INFO] [stdout]   20:     0x5c198fc2be25 - <unknown>
[INFO] [stdout]   21:     0x5c198fc268d4 - <unknown>
[INFO] [stdout]   22:     0x5c198fc2ef72 - <unknown>
[INFO] [stdout]   23:     0x5c198fcc25df - <unknown>
[INFO] [stdout]   24:     0x7d4fb7132aa4 - <unknown>
[INFO] [stdout]   25:     0x7d4fb71bfa64 - clone
[INFO] [stdout]   26:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- detects_rebuilds_when_c_compiler_environment_changes stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'detects_rebuilds_when_c_compiler_environment_changes' (1231) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.1.1/src/assert.rs:64:17:
[INFO] [stdout] Failed to spawn CC="clang" "/opt/rustwide/target/debug/cargo-frequent" "--path" "/tmp/.tmpjWreBs" "--command" "build": No such file or directory (os error 2)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c198fcc2fd1 - <unknown>
[INFO] [stdout]    1:     0x5c198fcd8e3a - <unknown>
[INFO] [stdout]    2:     0x5c198fcc898c - <unknown>
[INFO] [stdout]    3:     0x5c198fc9f896 - <unknown>
[INFO] [stdout]    4:     0x5c198fcba779 - <unknown>
[INFO] [stdout]    5:     0x5c198fc2b4a0 - <unknown>
[INFO] [stdout]    6:     0x5c198fcba932 - <unknown>
[INFO] [stdout]    7:     0x5c198fc9f942 - <unknown>
[INFO] [stdout]    8:     0x5c198fc97189 - <unknown>
[INFO] [stdout]    9:     0x5c198fca053d - <unknown>
[INFO] [stdout]   10:     0x5c198fcd964c - <unknown>
[INFO] [stdout]   11:     0x5c198fc6add2 - <unknown>
[INFO] [stdout]   12:     0x5c198fc1cd0f - <unknown>
[INFO] [stdout]   13:     0x5c198fc1b2d7 - <unknown>
[INFO] [stdout]   14:     0x5c198fc1e736 - <unknown>
[INFO] [stdout]   15:     0x5c198fc1e7db - <unknown>
[INFO] [stdout]   16:     0x5c198fc2be25 - <unknown>
[INFO] [stdout]   17:     0x5c198fc268d4 - <unknown>
[INFO] [stdout]   18:     0x5c198fc2ef72 - <unknown>
[INFO] [stdout]   19:     0x5c198fcc25df - <unknown>
[INFO] [stdout]   20:     0x7d4fb7132aa4 - <unknown>
[INFO] [stdout]   21:     0x7d4fb71bfa64 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     detects_rebuilds_when_c_compiler_environment_changes
[INFO] [stdout]     detects_rebuilds_when_environment_variables_change
[INFO] [stdout]     detects_rebuilds_when_source_files_are_modified
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.63s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test trigger_detection`
[INFO] running `Command { std: "docker" "inspect" "f73fc73c13a4f121eda09caf24ed7b6a778b6b37404fe3eb26cbb3f5f49e9341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f73fc73c13a4f121eda09caf24ed7b6a778b6b37404fe3eb26cbb3f5f49e9341", kill_on_drop: false }`
[INFO] [stdout] f73fc73c13a4f121eda09caf24ed7b6a778b6b37404fe3eb26cbb3f5f49e9341
