./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-lopstr16/flag_loopdep.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d8fe-a30f-4d97-b870-c8637dad133c/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d8fe-a30f-4d97-b870-c8637dad133c/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_9115d8fe-a30f-4d97-b870-c8637dad133c/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d8fe-a30f-4d97-b870-c8637dad133c/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-lopstr16/flag_loopdep.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d8fe-a30f-4d97-b870-c8637dad133c/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_9115d8fe-a30f-4d97-b870-c8637dad133c/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 ea0eb860624f2529729bf06b2cf9cdf66fc11dde388f7654e825b0ff58526d73 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:22:51,454 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:22:51,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d8fe-a30f-4d97-b870-c8637dad133c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:22:51,579 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:22:51,580 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:22:51,617 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:22:51,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:22:51,619 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:22:51,620 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:22:51,625 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:22:51,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:22:51,627 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:22:51,628 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:22:51,629 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:22:51,630 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:22:51,630 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:22:51,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:22:51,631 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:22:51,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:22:51,632 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:22:51,633 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:22:51,633 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:22:51,634 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:22:51,634 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:22:51,635 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:22:51,636 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:22:51,636 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:22:51,637 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:22:51,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:51,638 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:22:51,639 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:22:51,639 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:22:51,640 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:22:51,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:22:51,640 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:22:51,641 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_9115d8fe-a30f-4d97-b870-c8637dad133c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d8fe-a30f-4d97-b870-c8637dad133c/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea0eb860624f2529729bf06b2cf9cdf66fc11dde388f7654e825b0ff58526d73 [2023-11-23 20:22:51,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:22:51,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:22:51,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:22:51,972 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:22:51,972 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:22:51,974 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d8fe-a30f-4d97-b870-c8637dad133c/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-lopstr16/flag_loopdep.i [2023-11-23 20:22:55,155 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:22:55,389 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:22:55,389 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d8fe-a30f-4d97-b870-c8637dad133c/sv-benchmarks/c/array-lopstr16/flag_loopdep.i [2023-11-23 20:22:55,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d8fe-a30f-4d97-b870-c8637dad133c/bin/ukojak-verify-1t5iHCbJaC/data/b38a6bbe4/cd54a566fd4f4fe5ac6b5170928b7abe/FLAG0d174c335 [2023-11-23 20:22:55,411 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d8fe-a30f-4d97-b870-c8637dad133c/bin/ukojak-verify-1t5iHCbJaC/data/b38a6bbe4/cd54a566fd4f4fe5ac6b5170928b7abe [2023-11-23 20:22:55,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:22:55,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:22:55,417 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:55,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:22:55,422 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:22:55,423 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:55" (1/1) ... [2023-11-23 20:22:55,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6761c9e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:55, skipping insertion in model container [2023-11-23 20:22:55,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:55" (1/1) ... [2023-11-23 20:22:55,447 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:55,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:55,676 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:22:55,694 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:55,710 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:22:55,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:55 WrapperNode [2023-11-23 20:22:55,711 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:55,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:55,712 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:22:55,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:22:55,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:55" (1/1) ... [2023-11-23 20:22:55,727 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:55" (1/1) ... [2023-11-23 20:22:55,748 INFO L138 Inliner]: procedures = 21, calls = 16, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 72 [2023-11-23 20:22:55,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:55,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:22:55,749 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:22:55,749 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:22:55,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:55" (1/1) ... [2023-11-23 20:22:55,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:55" (1/1) ... [2023-11-23 20:22:55,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:55" (1/1) ... [2023-11-23 20:22:55,762 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:55" (1/1) ... [2023-11-23 20:22:55,768 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:55" (1/1) ... [2023-11-23 20:22:55,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:55" (1/1) ... [2023-11-23 20:22:55,773 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:55" (1/1) ... [2023-11-23 20:22:55,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:55" (1/1) ... [2023-11-23 20:22:55,777 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:22:55,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:22:55,778 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:22:55,778 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:22:55,779 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:55" (1/1) ... [2023-11-23 20:22:55,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:55,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d8fe-a30f-4d97-b870-c8637dad133c/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:22:55,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d8fe-a30f-4d97-b870-c8637dad133c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:22:55,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d8fe-a30f-4d97-b870-c8637dad133c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:22:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:22:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:22:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:22:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:22:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:22:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:22:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:22:55,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:22:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:22:55,935 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:22:55,936 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:22:56,158 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:22:56,248 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:22:56,248 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:22:56,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:56 BoogieIcfgContainer [2023-11-23 20:22:56,250 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:22:56,251 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:22:56,251 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:22:56,259 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:22:56,259 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:56" (1/1) ... [2023-11-23 20:22:56,268 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:22:56,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:56,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-23 20:22:56,321 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-23 20:22:56,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:22:56,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:56,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:56,663 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 20:22:56,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:56,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2023-11-23 20:22:56,747 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2023-11-23 20:22:56,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:22:56,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:56,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:56,891 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 20:22:56,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:56,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2023-11-23 20:22:56,908 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2023-11-23 20:22:56,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:22:56,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:56,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:56,978 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 20:22:57,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-23 20:22:57,056 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-23 20:22:57,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:57,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:57,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2023-11-23 20:22:57,356 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2023-11-23 20:22:57,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:57,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:57,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2023-11-23 20:22:57,674 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2023-11-23 20:22:57,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:57,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:57,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2023-11-23 20:22:57,844 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2023-11-23 20:22:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:57,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:57,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2023-11-23 20:22:57,900 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2023-11-23 20:22:57,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:22:57,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:58,021 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:58,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2023-11-23 20:22:58,069 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2023-11-23 20:22:58,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:22:58,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:58,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:58,187 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:58,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:58,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-11-23 20:22:58,380 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-11-23 20:22:58,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:22:58,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:58,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:58,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:58,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2023-11-23 20:22:58,802 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2023-11-23 20:22:58,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:22:58,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:58,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:58,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:58,985 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:59,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2023-11-23 20:22:59,196 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-11-23 20:22:59,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:22:59,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:59,418 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:59,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2023-11-23 20:22:59,796 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2023-11-23 20:22:59,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:59,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:59,995 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:00,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:00,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 34 states and 39 transitions. [2023-11-23 20:23:00,232 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2023-11-23 20:23:00,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:23:00,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:00,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:00,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:00,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:00,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2023-11-23 20:23:00,889 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2023-11-23 20:23:00,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:00,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:00,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:01,170 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:01,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:01,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2023-11-23 20:23:01,418 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2023-11-23 20:23:01,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:01,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:01,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:01,720 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:02,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 37 states and 41 transitions. [2023-11-23 20:23:02,215 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2023-11-23 20:23:02,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:23:02,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:02,499 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:02,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2023-11-23 20:23:02,802 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2023-11-23 20:23:02,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:23:02,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:03,119 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:03,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:03,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 40 states and 44 transitions. [2023-11-23 20:23:03,653 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2023-11-23 20:23:03,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:23:03,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:03,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:03,981 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:04,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:04,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2023-11-23 20:23:04,322 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2023-11-23 20:23:04,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:23:04,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:04,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:05,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:05,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 43 states and 47 transitions. [2023-11-23 20:23:05,270 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2023-11-23 20:23:05,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:23:05,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:05,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:05,709 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:06,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:06,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 46 states and 51 transitions. [2023-11-23 20:23:06,098 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2023-11-23 20:23:06,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:23:06,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:06,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:06,496 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:07,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:07,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 46 states and 50 transitions. [2023-11-23 20:23:07,159 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2023-11-23 20:23:07,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:23:07,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:07,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:07,534 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:07,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:07,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 49 states and 54 transitions. [2023-11-23 20:23:07,938 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2023-11-23 20:23:07,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:23:07,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:07,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:07,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:08,385 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:09,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:09,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 49 states and 53 transitions. [2023-11-23 20:23:09,052 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2023-11-23 20:23:09,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:23:09,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:09,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:09,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:09,544 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:09,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:09,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 52 states and 57 transitions. [2023-11-23 20:23:09,941 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2023-11-23 20:23:09,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:23:09,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:09,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:09,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,520 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:11,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 52 states and 56 transitions. [2023-11-23 20:23:11,294 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2023-11-23 20:23:11,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:23:11,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,854 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:12,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:12,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 55 states and 60 transitions. [2023-11-23 20:23:12,328 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2023-11-23 20:23:12,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:23:12,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:12,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:12,876 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:13,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:13,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 55 states and 59 transitions. [2023-11-23 20:23:13,722 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2023-11-23 20:23:13,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:23:13,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:13,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:14,315 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:14,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:14,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2023-11-23 20:23:14,806 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2023-11-23 20:23:14,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:23:14,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:14,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:14,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:15,456 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:16,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:16,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 58 states and 62 transitions. [2023-11-23 20:23:16,344 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 62 transitions. [2023-11-23 20:23:16,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:23:16,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:16,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:17,029 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:17,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:17,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 61 states and 66 transitions. [2023-11-23 20:23:17,538 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2023-11-23 20:23:17,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:23:17,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:17,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:19,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:19,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 61 states and 65 transitions. [2023-11-23 20:23:19,229 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 65 transitions. [2023-11-23 20:23:19,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:23:19,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:19,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:19,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:19,888 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:20,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:20,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2023-11-23 20:23:20,462 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2023-11-23 20:23:20,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:23:20,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:20,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:21,201 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:22,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:22,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 64 states and 68 transitions. [2023-11-23 20:23:22,101 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 68 transitions. [2023-11-23 20:23:22,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:23:22,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:22,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:22,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:22,833 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:23,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:23,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2023-11-23 20:23:23,380 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2023-11-23 20:23:23,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:23:23,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:23,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:23,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:24,216 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:25,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:25,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2023-11-23 20:23:25,249 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2023-11-23 20:23:25,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:23:25,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:25,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:25,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:26,018 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:26,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:26,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2023-11-23 20:23:26,725 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2023-11-23 20:23:26,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:23:26,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:26,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:27,556 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:28,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:28,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 70 states and 74 transitions. [2023-11-23 20:23:28,618 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 74 transitions. [2023-11-23 20:23:28,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:23:28,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:28,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:29,433 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:30,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:30,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 73 states and 78 transitions. [2023-11-23 20:23:30,113 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 78 transitions. [2023-11-23 20:23:30,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:23:30,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:30,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:30,953 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:32,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:32,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 73 states and 77 transitions. [2023-11-23 20:23:32,044 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions. [2023-11-23 20:23:32,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:23:32,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:32,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:32,796 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:33,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:33,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 76 states and 81 transitions. [2023-11-23 20:23:33,492 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2023-11-23 20:23:33,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:23:33,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:33,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:34,429 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:35,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:35,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 76 states and 80 transitions. [2023-11-23 20:23:35,532 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2023-11-23 20:23:35,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:23:35,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:35,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:36,495 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:37,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:37,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 79 states and 84 transitions. [2023-11-23 20:23:37,183 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 84 transitions. [2023-11-23 20:23:37,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:23:37,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:37,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:37,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:38,091 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:39,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:39,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 79 states and 83 transitions. [2023-11-23 20:23:39,259 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 83 transitions. [2023-11-23 20:23:39,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:23:39,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:39,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat