./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 10aecdd717bb6691571ad1da0b912f030832fb85361f767ea82293acfe046216 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:27:02,453 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:27:02,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:27:02,563 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:27:02,564 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:27:02,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:27:02,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:27:02,600 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:27:02,601 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:27:02,601 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:27:02,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:27:02,603 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:27:02,603 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:27:02,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:27:02,608 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:27:02,609 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:27:02,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:27:02,615 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:27:02,616 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:27:02,617 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:27:02,619 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:27:02,619 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:27:02,620 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:27:02,622 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:27:02,623 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:27:02,623 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:27:02,624 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:27:02,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:27:02,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:02,625 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:27:02,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:27:02,627 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:27:02,627 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:27:02,628 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:27:02,628 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:27:02,628 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_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10aecdd717bb6691571ad1da0b912f030832fb85361f767ea82293acfe046216 [2023-11-23 20:27:02,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:27:03,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:27:03,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:27:03,030 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:27:03,030 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:27:03,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i [2023-11-23 20:27:06,098 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:27:06,430 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:27:06,437 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i [2023-11-23 20:27:06,457 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC/data/967426961/9c368a464e874f4ab2d24716ba586da8/FLAG074dc11ad [2023-11-23 20:27:06,476 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC/data/967426961/9c368a464e874f4ab2d24716ba586da8 [2023-11-23 20:27:06,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:27:06,485 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:27:06,490 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:06,490 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:27:06,496 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:27:06,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:06" (1/1) ... [2023-11-23 20:27:06,500 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27e853ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:06, skipping insertion in model container [2023-11-23 20:27:06,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:06" (1/1) ... [2023-11-23 20:27:06,585 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:27:07,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:07,042 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:27:07,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:07,147 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:27:07,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:07 WrapperNode [2023-11-23 20:27:07,148 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:07,149 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:07,150 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:27:07,150 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:27:07,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:07" (1/1) ... [2023-11-23 20:27:07,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:07" (1/1) ... [2023-11-23 20:27:07,236 INFO L138 Inliner]: procedures = 142, calls = 65, calls flagged for inlining = 15, calls inlined = 14, statements flattened = 186 [2023-11-23 20:27:07,236 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:07,237 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:27:07,237 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:27:07,238 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:27:07,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:07" (1/1) ... [2023-11-23 20:27:07,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:07" (1/1) ... [2023-11-23 20:27:07,267 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:07" (1/1) ... [2023-11-23 20:27:07,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:07" (1/1) ... [2023-11-23 20:27:07,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:07" (1/1) ... [2023-11-23 20:27:07,314 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:07" (1/1) ... [2023-11-23 20:27:07,317 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:07" (1/1) ... [2023-11-23 20:27:07,319 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:07" (1/1) ... [2023-11-23 20:27:07,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:27:07,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:27:07,336 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:27:07,336 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:27:07,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:07" (1/1) ... [2023-11-23 20:27:07,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:07,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:27:07,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:27:07,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38031a35-2fdd-44bd-aaf1-8db87cabccc3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:27:07,425 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:27:07,425 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:27:07,426 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2023-11-23 20:27:07,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2023-11-23 20:27:07,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2023-11-23 20:27:07,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2023-11-23 20:27:07,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:27:07,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:27:07,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:27:07,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2023-11-23 20:27:07,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2023-11-23 20:27:07,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:27:07,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:27:07,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:27:07,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:27:07,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2023-11-23 20:27:07,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2023-11-23 20:27:07,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:27:07,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:27:07,657 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:27:07,662 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:27:08,125 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:27:08,290 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:27:08,290 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-23 20:27:08,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:08 BoogieIcfgContainer [2023-11-23 20:27:08,292 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:27:08,293 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:27:08,293 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:27:08,305 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:27:08,306 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:08" (1/1) ... [2023-11-23 20:27:08,318 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:27:08,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:08,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2023-11-23 20:27:08,402 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2023-11-23 20:27:08,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:27:08,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:08,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:08,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:08,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:09,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:09,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2023-11-23 20:27:09,035 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2023-11-23 20:27:09,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:27:09,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:09,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:09,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:09,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:09,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 60 states and 79 transitions. [2023-11-23 20:27:09,289 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 79 transitions. [2023-11-23 20:27:09,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:27:09,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:09,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:09,653 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:27:09,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:09,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2023-11-23 20:27:09,835 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2023-11-23 20:27:09,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:27:09,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:09,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:09,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:10,088 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:27:10,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:10,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 73 states and 99 transitions. [2023-11-23 20:27:10,331 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2023-11-23 20:27:10,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:27:10,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:10,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:10,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:10,679 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:27:10,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:10,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 66 states and 87 transitions. [2023-11-23 20:27:10,740 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2023-11-23 20:27:10,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:27:10,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:10,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:11,059 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:27:11,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:11,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 97 transitions. [2023-11-23 20:27:11,242 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 97 transitions. [2023-11-23 20:27:11,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:27:11,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:11,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:11,726 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-23 20:27:11,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:11,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 80 states and 107 transitions. [2023-11-23 20:27:11,980 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 107 transitions. [2023-11-23 20:27:11,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:27:11,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:11,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-11-23 20:27:12,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:12,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 87 states and 117 transitions. [2023-11-23 20:27:12,726 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2023-11-23 20:27:12,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-23 20:27:12,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:12,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:13,275 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-23 20:27:13,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:13,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 94 states and 127 transitions. [2023-11-23 20:27:13,531 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 127 transitions. [2023-11-23 20:27:13,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-23 20:27:13,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:13,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:13,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:14,220 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-11-23 20:27:14,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:14,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 101 states and 137 transitions. [2023-11-23 20:27:14,513 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 137 transitions. [2023-11-23 20:27:14,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 20:27:14,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:14,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:15,485 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2023-11-23 20:27:15,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:15,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 108 states and 147 transitions. [2023-11-23 20:27:15,827 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 147 transitions. [2023-11-23 20:27:15,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-23 20:27:15,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:15,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:16,912 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-23 20:27:17,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:17,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 115 states and 157 transitions. [2023-11-23 20:27:17,257 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 157 transitions. [2023-11-23 20:27:17,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-23 20:27:17,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:17,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:17,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:18,287 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2023-11-23 20:27:18,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:18,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 122 states and 167 transitions. [2023-11-23 20:27:18,666 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 167 transitions. [2023-11-23 20:27:18,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-23 20:27:18,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:18,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:20,066 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2023-11-23 20:27:20,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:20,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 129 states and 177 transitions. [2023-11-23 20:27:20,416 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 177 transitions. [2023-11-23 20:27:20,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-23 20:27:20,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:20,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:21,740 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2023-11-23 20:27:22,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:22,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 136 states and 187 transitions. [2023-11-23 20:27:22,155 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 187 transitions. [2023-11-23 20:27:22,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-23 20:27:22,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:22,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:23,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2023-11-23 20:27:24,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:24,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 143 states and 197 transitions. [2023-11-23 20:27:24,195 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 197 transitions. [2023-11-23 20:27:24,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-23 20:27:24,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:24,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:25,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 728 trivial. 0 not checked. [2023-11-23 20:27:26,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:26,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 150 states and 207 transitions. [2023-11-23 20:27:26,232 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 207 transitions. [2023-11-23 20:27:26,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-23 20:27:26,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:26,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:26,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:28,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-23 20:27:28,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:28,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 157 states and 217 transitions. [2023-11-23 20:27:28,492 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 217 transitions. [2023-11-23 20:27:28,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-11-23 20:27:28,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:28,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:30,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2023-11-23 20:27:31,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:31,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 164 states and 227 transitions. [2023-11-23 20:27:31,019 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 227 transitions. [2023-11-23 20:27:31,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-11-23 20:27:31,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:31,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:32,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2040 backedges. 0 proven. 952 refuted. 0 times theorem prover too weak. 1088 trivial. 0 not checked. [2023-11-23 20:27:33,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:33,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 171 states and 237 transitions. [2023-11-23 20:27:33,451 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 237 transitions. [2023-11-23 20:27:33,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-11-23 20:27:33,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:33,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:35,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2023-11-23 20:27:36,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:36,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 178 states and 247 transitions. [2023-11-23 20:27:36,391 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 247 transitions. [2023-11-23 20:27:36,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2023-11-23 20:27:36,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:36,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:38,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2565 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 1368 trivial. 0 not checked. [2023-11-23 20:27:38,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:38,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 185 states and 257 transitions. [2023-11-23 20:27:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 257 transitions. [2023-11-23 20:27:38,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-11-23 20:27:38,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:38,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:40,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 1520 trivial. 0 not checked. [2023-11-23 20:27:41,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:41,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 192 states and 267 transitions. [2023-11-23 20:27:41,381 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 267 transitions. [2023-11-23 20:27:41,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2023-11-23 20:27:41,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:41,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:43,691 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 0 proven. 1470 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2023-11-23 20:27:44,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 199 states and 277 transitions. [2023-11-23 20:27:44,276 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 277 transitions. [2023-11-23 20:27:44,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2023-11-23 20:27:44,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:44,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:46,608 INFO L134 CoverageAnalysis]: Checked inductivity of 3465 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 1848 trivial. 0 not checked. [2023-11-23 20:27:47,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:47,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 206 states and 287 transitions. [2023-11-23 20:27:47,179 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 287 transitions. [2023-11-23 20:27:47,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2023-11-23 20:27:47,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:47,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat