./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 cf1a7837 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_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV/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_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV --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-cf1a783 [2023-11-11 23:50:38,955 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:39,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:50:39,089 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:50:39,090 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:50:39,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:39,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:50:39,136 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:50:39,137 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:39,142 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:39,143 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:39,144 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:50:39,144 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:39,146 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:39,147 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:39,147 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:39,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:50:39,148 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:39,148 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:50:39,149 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:50:39,149 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:39,150 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:39,150 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:50:39,151 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:39,151 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:39,152 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:39,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:39,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:39,154 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:39,154 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:39,155 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:50:39,156 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:50:39,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:50:39,156 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:50:39,156 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_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10aecdd717bb6691571ad1da0b912f030832fb85361f767ea82293acfe046216 [2023-11-11 23:50:39,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:39,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:39,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:39,453 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:39,453 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:39,455 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i [2023-11-11 23:50:42,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:42,917 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:42,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99582685-9cc7-4232-8e35-78e2ead02f44/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i [2023-11-11 23:50:42,940 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV/data/720921a8e/fb1544564af84728836d90cb38607d88/FLAG2ae68ba11 [2023-11-11 23:50:42,955 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV/data/720921a8e/fb1544564af84728836d90cb38607d88 [2023-11-11 23:50:42,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:42,959 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:42,960 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:42,961 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:42,965 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:42,966 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,967 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785def07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42, skipping insertion in model container [2023-11-11 23:50:42,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:43,048 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:43,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:43,502 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:43,616 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:43,652 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:43,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:43 WrapperNode [2023-11-11 23:50:43,653 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:43,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:43,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:43,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:43,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:43" (1/1) ... [2023-11-11 23:50:43,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:43" (1/1) ... [2023-11-11 23:50:43,736 INFO L138 Inliner]: procedures = 142, calls = 65, calls flagged for inlining = 15, calls inlined = 14, statements flattened = 186 [2023-11-11 23:50:43,736 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:43,737 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:43,737 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:43,737 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:43,748 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:43" (1/1) ... [2023-11-11 23:50:43,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:43" (1/1) ... [2023-11-11 23:50:43,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:43" (1/1) ... [2023-11-11 23:50:43,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:43" (1/1) ... [2023-11-11 23:50:43,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:43" (1/1) ... [2023-11-11 23:50:43,789 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:43" (1/1) ... [2023-11-11 23:50:43,792 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:43" (1/1) ... [2023-11-11 23:50:43,795 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:43" (1/1) ... [2023-11-11 23:50:43,800 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:43,801 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:43,801 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:43,801 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:43,803 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:43" (1/1) ... [2023-11-11 23:50:43,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:43,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:43,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:43,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99582685-9cc7-4232-8e35-78e2ead02f44/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:43,893 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-11 23:50:43,893 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-11 23:50:43,893 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2023-11-11 23:50:43,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2023-11-11 23:50:43,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2023-11-11 23:50:43,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2023-11-11 23:50:43,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:50:43,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:43,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:50:43,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2023-11-11 23:50:43,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2023-11-11 23:50:43,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:50:43,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:50:43,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-11 23:50:43,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:50:43,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2023-11-11 23:50:43,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2023-11-11 23:50:43,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:43,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:44,062 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:44,064 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:44,456 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:44,631 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:44,631 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-11 23:50:44,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:44 BoogieIcfgContainer [2023-11-11 23:50:44,634 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:50:44,636 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:50:44,636 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:50:44,646 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:50:44,646 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:44" (1/1) ... [2023-11-11 23:50:44,659 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:50:44,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:44,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2023-11-11 23:50:44,721 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2023-11-11 23:50:44,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:50:44,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:44,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:45,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:45,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:45,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2023-11-11 23:50:45,255 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2023-11-11 23:50:45,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:50:45,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:45,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:45,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:45,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:45,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 60 states and 79 transitions. [2023-11-11 23:50:45,401 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 79 transitions. [2023-11-11 23:50:45,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:50:45,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:45,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:45,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:45,629 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:50:45,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:45,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2023-11-11 23:50:45,774 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2023-11-11 23:50:45,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:50:45,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:45,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:45,988 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:50:46,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:46,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 73 states and 99 transitions. [2023-11-11 23:50:46,183 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2023-11-11 23:50:46,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:50:46,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:46,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:46,550 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-11 23:50:46,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:46,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 66 states and 87 transitions. [2023-11-11 23:50:46,619 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2023-11-11 23:50:46,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:50:46,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:46,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:46,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:46,907 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-11 23:50:47,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:47,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 97 transitions. [2023-11-11 23:50:47,087 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 97 transitions. [2023-11-11 23:50:47,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:50:47,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:47,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:47,462 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-11 23:50:47,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:47,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 80 states and 107 transitions. [2023-11-11 23:50:47,659 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 107 transitions. [2023-11-11 23:50:47,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-11 23:50:47,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:47,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:48,133 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-11-11 23:50:48,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 87 states and 117 transitions. [2023-11-11 23:50:48,381 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2023-11-11 23:50:48,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-11 23:50:48,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:48,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:48,877 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-11 23:50:49,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:49,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 94 states and 127 transitions. [2023-11-11 23:50:49,125 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 127 transitions. [2023-11-11 23:50:49,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-11 23:50:49,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:49,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:49,881 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-11-11 23:50:50,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:50,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 101 states and 137 transitions. [2023-11-11 23:50:50,158 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 137 transitions. [2023-11-11 23:50:50,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-11 23:50:50,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:50,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:51,050 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2023-11-11 23:50:51,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:51,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 108 states and 147 transitions. [2023-11-11 23:50:51,367 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 147 transitions. [2023-11-11 23:50:51,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-11 23:50:51,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:51,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:52,266 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-11 23:50:52,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:52,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 115 states and 157 transitions. [2023-11-11 23:50:52,600 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 157 transitions. [2023-11-11 23:50:52,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-11 23:50:52,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:52,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:53,628 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2023-11-11 23:50:53,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:53,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 122 states and 167 transitions. [2023-11-11 23:50:53,988 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 167 transitions. [2023-11-11 23:50:53,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-11 23:50:53,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:53,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:55,216 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2023-11-11 23:50:55,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:55,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 129 states and 177 transitions. [2023-11-11 23:50:55,626 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 177 transitions. [2023-11-11 23:50:55,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-11 23:50:55,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:55,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:56,938 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2023-11-11 23:50:57,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:57,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 136 states and 187 transitions. [2023-11-11 23:50:57,361 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 187 transitions. [2023-11-11 23:50:57,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-11 23:50:57,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:57,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:58,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2023-11-11 23:50:59,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:59,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 143 states and 197 transitions. [2023-11-11 23:50:59,320 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 197 transitions. [2023-11-11 23:50:59,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-11 23:50:59,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:59,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:01,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 728 trivial. 0 not checked. [2023-11-11 23:51:01,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:01,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 150 states and 207 transitions. [2023-11-11 23:51:01,570 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 207 transitions. [2023-11-11 23:51:01,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-11 23:51:01,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:01,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:03,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-11 23:51:03,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:03,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 157 states and 217 transitions. [2023-11-11 23:51:03,802 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 217 transitions. [2023-11-11 23:51:03,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-11-11 23:51:03,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:03,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:04,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:05,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2023-11-11 23:51:06,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 164 states and 227 transitions. [2023-11-11 23:51:06,198 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 227 transitions. [2023-11-11 23:51:06,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-11-11 23:51:06,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:08,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2040 backedges. 0 proven. 952 refuted. 0 times theorem prover too weak. 1088 trivial. 0 not checked. [2023-11-11 23:51:08,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:08,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 171 states and 237 transitions. [2023-11-11 23:51:08,778 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 237 transitions. [2023-11-11 23:51:08,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-11-11 23:51:08,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:08,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2023-11-11 23:51:11,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:11,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 178 states and 247 transitions. [2023-11-11 23:51:11,600 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 247 transitions. [2023-11-11 23:51:11,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2023-11-11 23:51:11,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:11,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2565 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 1368 trivial. 0 not checked. [2023-11-11 23:51:14,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:14,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 185 states and 257 transitions. [2023-11-11 23:51:14,595 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 257 transitions. [2023-11-11 23:51:14,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-11-11 23:51:14,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:14,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:14,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:16,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 1520 trivial. 0 not checked. [2023-11-11 23:51:17,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:17,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 192 states and 267 transitions. [2023-11-11 23:51:17,326 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 267 transitions. [2023-11-11 23:51:17,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2023-11-11 23:51:17,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:17,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:17,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:19,735 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 0 proven. 1470 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2023-11-11 23:51:20,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:20,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 199 states and 277 transitions. [2023-11-11 23:51:20,380 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 277 transitions. [2023-11-11 23:51:20,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2023-11-11 23:51:20,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:20,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:22,850 INFO L134 CoverageAnalysis]: Checked inductivity of 3465 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 1848 trivial. 0 not checked. [2023-11-11 23:51:23,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:23,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 206 states and 287 transitions. [2023-11-11 23:51:23,490 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 287 transitions. [2023-11-11 23:51:23,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2023-11-11 23:51:23,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:23,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:23,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat