./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5c58e2434ae79fdf5f8dceab88ea2b6ad3f1a1a8bb44e2d930eaf759f64b3d29 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:00:09,662 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:00:09,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 04:00:09,810 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:00:09,811 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:00:09,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:00:09,837 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:00:09,838 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:00:09,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:00:09,840 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:00:09,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:00:09,841 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:00:09,842 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:00:09,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:00:09,843 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:00:09,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:00:09,844 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:00:09,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:00:09,845 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:00:09,845 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:00:09,846 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:00:09,847 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:00:09,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:00:09,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:09,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:00:09,849 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:00:09,849 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:00:09,850 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:00:09,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:00:09,850 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:00:09,867 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c58e2434ae79fdf5f8dceab88ea2b6ad3f1a1a8bb44e2d930eaf759f64b3d29 [2023-11-19 04:00:10,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:00:10,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:00:10,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:00:10,167 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:00:10,167 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:00:10,169 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i [2023-11-19 04:00:13,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:00:14,287 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:00:14,288 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i [2023-11-19 04:00:14,331 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL/data/75ce5e072/e9e19e06e36846b6a8c0c233277c584d/FLAG44f2ddcd2 [2023-11-19 04:00:14,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL/data/75ce5e072/e9e19e06e36846b6a8c0c233277c584d [2023-11-19 04:00:14,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:00:14,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:00:14,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:14,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:00:14,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:00:14,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:14" (1/1) ... [2023-11-19 04:00:14,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16ae1e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:14, skipping insertion in model container [2023-11-19 04:00:14,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:14" (1/1) ... [2023-11-19 04:00:14,551 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:14,935 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i[4499,4512] [2023-11-19 04:00:14,946 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i[4559,4572] [2023-11-19 04:00:16,428 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:16,429 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:16,431 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:16,432 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:16,434 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:16,453 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:16,455 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:16,457 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:16,458 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:17,134 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 04:00:17,135 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 04:00:17,137 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 04:00:17,138 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 04:00:17,140 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 04:00:17,141 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 04:00:17,142 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 04:00:17,143 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 04:00:17,144 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 04:00:17,145 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 04:00:17,568 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:17,569 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:17,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:17,667 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:17,698 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i[4499,4512] [2023-11-19 04:00:17,698 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i[4559,4572] [2023-11-19 04:00:17,777 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:17,778 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:17,778 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:17,779 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:17,780 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:17,802 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:17,803 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:17,806 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:17,806 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:17,874 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 04:00:17,875 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 04:00:17,876 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 04:00:17,887 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 04:00:17,890 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 04:00:17,891 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 04:00:17,892 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 04:00:17,893 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 04:00:17,893 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 04:00:17,894 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 04:00:18,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8588] [2023-11-19 04:00:18,056 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:18,057 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 04:00:18,081 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:18,396 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,397 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,397 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,397 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,397 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,398 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,398 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,398 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,398 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,398 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,400 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,402 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,402 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,402 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,402 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,402 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,403 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:18,416 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:18,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:18 WrapperNode [2023-11-19 04:00:18,418 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:18,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:18,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:18,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:18,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:18" (1/1) ... [2023-11-19 04:00:18,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:18" (1/1) ... [2023-11-19 04:00:18,688 INFO L138 Inliner]: procedures = 680, calls = 2274, calls flagged for inlining = 57, calls inlined = 5, statements flattened = 368 [2023-11-19 04:00:18,689 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:18,690 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:00:18,690 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:00:18,690 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:00:18,702 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:18" (1/1) ... [2023-11-19 04:00:18,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:18" (1/1) ... [2023-11-19 04:00:18,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:18" (1/1) ... [2023-11-19 04:00:18,711 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:18" (1/1) ... [2023-11-19 04:00:18,739 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:18" (1/1) ... [2023-11-19 04:00:18,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:18" (1/1) ... [2023-11-19 04:00:18,749 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:18" (1/1) ... [2023-11-19 04:00:18,754 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:18" (1/1) ... [2023-11-19 04:00:18,764 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:00:18,765 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:00:18,765 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:00:18,765 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:00:18,766 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:18" (1/1) ... [2023-11-19 04:00:18,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:18,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:00:18,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:00:18,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d98b3ae-401c-49ea-9675-23e3cf3913ee/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:00:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-19 04:00:18,864 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-19 04:00:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq_ignore_case [2023-11-19 04:00:18,864 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq_ignore_case [2023-11-19 04:00:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2023-11-19 04:00:18,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2023-11-19 04:00:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-19 04:00:18,865 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-19 04:00:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:00:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:00:18,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:00:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:00:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:00:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:00:18,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:00:18,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:00:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-19 04:00:18,869 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-19 04:00:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:00:18,869 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:00:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:00:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-19 04:00:18,870 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-19 04:00:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-19 04:00:18,870 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-19 04:00:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:00:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:00:19,153 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:00:19,156 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:00:19,803 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:00:19,978 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:00:19,979 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:00:19,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:19 BoogieIcfgContainer [2023-11-19 04:00:19,986 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:00:19,987 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:00:19,988 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:00:19,998 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:00:19,999 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:19" (1/1) ... [2023-11-19 04:00:20,018 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:00:20,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:20,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 80 states and 105 transitions. [2023-11-19 04:00:20,098 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 105 transitions. [2023-11-19 04:00:20,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:00:20,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:20,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:21,153 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:00:21,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 95 states and 133 transitions. [2023-11-19 04:00:21,420 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2023-11-19 04:00:21,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:00:21,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:22,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:00:22,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:22,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 101 states and 143 transitions. [2023-11-19 04:00:22,648 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 143 transitions. [2023-11-19 04:00:22,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:00:22,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:22,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:23,128 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:00:23,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:23,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 103 states and 145 transitions. [2023-11-19 04:00:23,163 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 145 transitions. [2023-11-19 04:00:23,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:00:23,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:23,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:23,583 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:00:23,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:23,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 103 states and 144 transitions. [2023-11-19 04:00:23,755 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 144 transitions. [2023-11-19 04:00:23,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:00:23,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:23,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:24,086 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:00:24,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:24,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 104 states and 145 transitions. [2023-11-19 04:00:24,126 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 145 transitions. [2023-11-19 04:00:24,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:00:24,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:24,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:24,863 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 04:00:25,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:25,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 112 states and 160 transitions. [2023-11-19 04:00:25,761 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 160 transitions. [2023-11-19 04:00:25,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:00:25,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:25,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:26,129 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:00:26,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:26,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 119 states and 172 transitions. [2023-11-19 04:00:26,642 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 172 transitions. [2023-11-19 04:00:26,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:00:26,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:26,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:27,504 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 04:00:28,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:28,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 125 states and 184 transitions. [2023-11-19 04:00:28,879 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 184 transitions. [2023-11-19 04:00:28,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:00:28,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:28,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:30,018 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:00:33,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:33,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 202 transitions. [2023-11-19 04:00:33,302 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 202 transitions. [2023-11-19 04:00:33,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:00:33,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:33,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:33,778 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:00:34,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:34,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 137 states and 204 transitions. [2023-11-19 04:00:34,820 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 204 transitions. [2023-11-19 04:00:34,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 04:00:34,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:34,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:35,542 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:00:36,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:36,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 142 states and 213 transitions. [2023-11-19 04:00:36,971 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 213 transitions. [2023-11-19 04:00:36,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 04:00:36,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:36,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:37,430 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:00:38,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:38,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 143 states and 212 transitions. [2023-11-19 04:00:38,435 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 212 transitions. [2023-11-19 04:00:38,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:00:38,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:38,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:39,015 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 04:00:39,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:39,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 137 states and 200 transitions. [2023-11-19 04:00:39,940 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 200 transitions. [2023-11-19 04:00:39,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:00:39,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:39,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:39,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:40,336 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 04:00:40,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:40,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 199 transitions. [2023-11-19 04:00:40,838 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 199 transitions. [2023-11-19 04:00:40,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 04:00:40,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:40,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:40,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:41,355 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 04:00:41,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:41,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 137 states and 198 transitions. [2023-11-19 04:00:41,851 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2023-11-19 04:00:41,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 04:00:41,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:41,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:43,426 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 04:00:46,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:46,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 146 states and 214 transitions. [2023-11-19 04:00:46,234 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 214 transitions. [2023-11-19 04:00:46,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 04:00:46,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:46,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:47,520 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 04:00:52,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:52,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 158 states and 242 transitions. [2023-11-19 04:00:52,062 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 242 transitions. [2023-11-19 04:00:52,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 04:00:52,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:52,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:52,772 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 04:00:53,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:53,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 158 states and 241 transitions. [2023-11-19 04:00:53,489 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 241 transitions. [2023-11-19 04:00:53,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 04:00:53,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:53,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat