./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 0e0057cc 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_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi/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_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi --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 0.2.4-dev-0e0057c [2023-11-24 22:52:01,326 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:01,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 22:52:01,475 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:52:01,476 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:52:01,533 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:01,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:01,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:01,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:01,544 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:01,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:01,551 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:01,552 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:52:01,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:01,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:01,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:01,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:01,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:01,556 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:01,556 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:01,557 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:01,558 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:01,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:01,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:01,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:01,560 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:01,560 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:01,561 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:52:01,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:52:01,562 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:01,563 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_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c58e2434ae79fdf5f8dceab88ea2b6ad3f1a1a8bb44e2d930eaf759f64b3d29 [2023-11-24 22:52:01,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:01,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:01,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:01,999 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:01,999 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:02,001 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i [2023-11-24 22:52:05,368 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:06,024 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:06,025 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a632389-51bb-4105-89d4-246a47eb88e0/sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i [2023-11-24 22:52:06,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi/data/4f59e0bbb/7cfcbf5d84394b19bc3e8b6febe632e2/FLAG35a6b065b [2023-11-24 22:52:06,129 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi/data/4f59e0bbb/7cfcbf5d84394b19bc3e8b6febe632e2 [2023-11-24 22:52:06,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:06,141 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:06,145 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:06,145 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:06,150 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:06,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:06" (1/1) ... [2023-11-24 22:52:06,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@592d2bcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:06, skipping insertion in model container [2023-11-24 22:52:06,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:06" (1/1) ... [2023-11-24 22:52:06,297 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:06,632 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_1a632389-51bb-4105-89d4-246a47eb88e0/sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i[4499,4512] [2023-11-24 22:52:06,644 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_1a632389-51bb-4105-89d4-246a47eb88e0/sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i[4559,4572] [2023-11-24 22:52:08,101 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:08,102 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:08,103 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:08,104 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:08,106 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:08,125 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:08,126 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:08,129 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:08,130 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:08,702 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 22:52:08,703 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 22:52:08,705 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 22:52:08,707 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 22:52:08,709 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 22:52:08,710 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 22:52:08,711 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 22:52:08,712 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 22:52:08,713 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 22:52:08,714 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 22:52:09,171 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:09,171 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:09,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:09,231 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:09,246 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_1a632389-51bb-4105-89d4-246a47eb88e0/sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i[4499,4512] [2023-11-24 22:52:09,246 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_1a632389-51bb-4105-89d4-246a47eb88e0/sv-benchmarks/c/aws-c-common/aws_string_eq_ignore_case_harness.i[4559,4572] [2023-11-24 22:52:09,282 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:09,283 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:09,283 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:09,284 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:09,285 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:09,294 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:09,295 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:09,296 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:09,297 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:09,331 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 22:52:09,332 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 22:52:09,333 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 22:52:09,334 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 22:52:09,335 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 22:52:09,335 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 22:52:09,336 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 22:52:09,336 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 22:52:09,337 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 22:52:09,337 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 22:52:09,482 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8588] [2023-11-24 22:52:09,484 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:09,485 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:52:09,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:09,805 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,805 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,806 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,806 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,806 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,806 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,806 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,806 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,807 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,807 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,807 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,807 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,807 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,808 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,808 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,808 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,808 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:09,817 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:09,818 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09 WrapperNode [2023-11-24 22:52:09,818 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:09,820 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:09,820 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:09,820 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:09,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:09,944 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,109 INFO L138 Inliner]: procedures = 680, calls = 2274, calls flagged for inlining = 57, calls inlined = 5, statements flattened = 368 [2023-11-24 22:52:10,110 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:10,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:10,111 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:10,111 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:10,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,149 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,150 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,230 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,266 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,274 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:10,279 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:10,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:10,281 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:10,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:10,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:10,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:10,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:10,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a632389-51bb-4105-89d4-246a47eb88e0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:10,385 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-24 22:52:10,385 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-24 22:52:10,386 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq_ignore_case [2023-11-24 22:52:10,386 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq_ignore_case [2023-11-24 22:52:10,386 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2023-11-24 22:52:10,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2023-11-24 22:52:10,386 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-24 22:52:10,387 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-24 22:52:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:52:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:52:10,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:52:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:52:10,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:52:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:10,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:10,390 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-24 22:52:10,390 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-24 22:52:10,390 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:52:10,390 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:52:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:52:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-24 22:52:10,391 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-24 22:52:10,392 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-24 22:52:10,392 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-24 22:52:10,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:52:10,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:52:10,704 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:10,707 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:11,212 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:11,373 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:11,375 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:52:11,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:11 BoogieIcfgContainer [2023-11-24 22:52:11,377 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:11,378 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:11,378 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:11,389 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:11,389 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:11" (1/1) ... [2023-11-24 22:52:11,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:52:11,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:11,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 80 states and 105 transitions. [2023-11-24 22:52:11,461 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 105 transitions. [2023-11-24 22:52:11,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:52:11,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:11,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:12,456 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:52:12,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 95 states and 133 transitions. [2023-11-24 22:52:12,619 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2023-11-24 22:52:12,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:52:12,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:12,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:13,450 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:52:13,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:13,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 101 states and 143 transitions. [2023-11-24 22:52:13,955 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 143 transitions. [2023-11-24 22:52:13,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:52:13,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:13,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:14,386 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:52:14,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:14,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 103 states and 145 transitions. [2023-11-24 22:52:14,437 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 145 transitions. [2023-11-24 22:52:14,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:52:14,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:14,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:14,820 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:52:14,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:14,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 103 states and 144 transitions. [2023-11-24 22:52:14,989 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 144 transitions. [2023-11-24 22:52:14,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:52:14,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:14,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:15,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:52:15,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:15,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 104 states and 145 transitions. [2023-11-24 22:52:15,297 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 145 transitions. [2023-11-24 22:52:15,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:52:15,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:15,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:15,973 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:52:16,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:16,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 112 states and 160 transitions. [2023-11-24 22:52:16,873 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 160 transitions. [2023-11-24 22:52:16,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:52:16,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:16,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:17,293 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:52:17,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:17,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 119 states and 172 transitions. [2023-11-24 22:52:17,938 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 172 transitions. [2023-11-24 22:52:17,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:52:17,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:17,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:18,829 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:52:20,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:20,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 125 states and 184 transitions. [2023-11-24 22:52:20,382 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 184 transitions. [2023-11-24 22:52:20,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:52:20,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:20,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:21,625 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:52:25,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:25,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 202 transitions. [2023-11-24 22:52:25,131 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 202 transitions. [2023-11-24 22:52:25,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:52:25,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:25,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:25,521 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:52:26,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:26,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 137 states and 204 transitions. [2023-11-24 22:52:26,447 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 204 transitions. [2023-11-24 22:52:26,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:52:26,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:26,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:26,966 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:52:28,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:28,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 142 states and 213 transitions. [2023-11-24 22:52:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 213 transitions. [2023-11-24 22:52:28,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:52:28,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:28,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:28,623 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:52:29,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:29,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 143 states and 212 transitions. [2023-11-24 22:52:29,592 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 212 transitions. [2023-11-24 22:52:29,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:52:29,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:29,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:30,068 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 22:52:30,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:30,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 137 states and 200 transitions. [2023-11-24 22:52:30,875 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 200 transitions. [2023-11-24 22:52:30,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:52:30,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:30,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:31,206 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 22:52:31,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:31,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 199 transitions. [2023-11-24 22:52:31,631 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 199 transitions. [2023-11-24 22:52:31,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:52:31,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:31,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:32,031 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-24 22:52:32,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:32,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 137 states and 198 transitions. [2023-11-24 22:52:32,473 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2023-11-24 22:52:32,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:52:32,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:32,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:32,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:33,690 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-24 22:52:36,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:36,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 146 states and 214 transitions. [2023-11-24 22:52:36,127 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 214 transitions. [2023-11-24 22:52:36,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:52:36,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:36,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:37,222 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-24 22:52:41,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:41,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 158 states and 242 transitions. [2023-11-24 22:52:41,504 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 242 transitions. [2023-11-24 22:52:41,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:52:41,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:41,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:42,106 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-24 22:52:42,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:42,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 158 states and 241 transitions. [2023-11-24 22:52:42,764 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 241 transitions. [2023-11-24 22:52:42,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:52:42,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:42,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat