./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product44.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product44.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b18fc9f0044b48e81511337a91deb94a0dfeec26 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:15:04,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:15:04,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:15:04,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:15:04,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:15:04,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:15:04,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:15:04,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:15:04,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:15:04,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:15:04,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:15:04,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:15:04,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:15:04,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:15:04,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:15:04,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:15:04,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:15:04,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:15:04,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:15:04,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:15:04,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:15:04,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:15:04,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:15:04,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:15:04,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:15:04,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:15:04,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:15:04,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:15:04,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:15:04,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:15:04,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:15:04,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:15:04,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:15:04,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:15:04,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:15:04,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:15:04,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:15:04,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:15:04,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:15:04,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:15:04,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:15:04,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:15:04,188 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:15:04,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:15:04,195 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:15:04,196 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:15:04,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:15:04,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:15:04,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:15:04,197 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:15:04,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:15:04,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:15:04,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:15:04,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:15:04,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:15:04,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:15:04,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:15:04,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:15:04,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:15:04,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:15:04,199 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:15:04,199 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:15:04,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:15:04,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:15:04,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:15:04,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:15:04,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:15:04,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:15:04,200 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:15:04,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:15:04,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:15:04,201 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b18fc9f0044b48e81511337a91deb94a0dfeec26 [2019-10-22 10:15:04,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:15:04,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:15:04,242 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:15:04,246 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:15:04,246 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:15:04,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product44.cil.c [2019-10-22 10:15:04,299 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak/data/696b234ec/052afadb91e8400f94eb87eb97b59934/FLAG0ed9f8eb8 [2019-10-22 10:15:04,748 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:15:04,749 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/sv-benchmarks/c/product-lines/minepump_spec1_product44.cil.c [2019-10-22 10:15:04,760 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak/data/696b234ec/052afadb91e8400f94eb87eb97b59934/FLAG0ed9f8eb8 [2019-10-22 10:15:05,267 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak/data/696b234ec/052afadb91e8400f94eb87eb97b59934 [2019-10-22 10:15:05,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:15:05,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:15:05,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:05,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:15:05,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:15:05,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:05" (1/1) ... [2019-10-22 10:15:05,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c22e820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:05, skipping insertion in model container [2019-10-22 10:15:05,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:05" (1/1) ... [2019-10-22 10:15:05,284 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:15:05,328 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:15:05,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:15:05,678 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:15:05,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:15:05,768 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:15:05,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:05 WrapperNode [2019-10-22 10:15:05,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:05,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:15:05,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:15:05,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:15:05,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:05" (1/1) ... [2019-10-22 10:15:05,802 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:05" (1/1) ... [2019-10-22 10:15:05,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:15:05,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:15:05,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:15:05,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:15:05,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:05" (1/1) ... [2019-10-22 10:15:05,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:05" (1/1) ... [2019-10-22 10:15:05,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:05" (1/1) ... [2019-10-22 10:15:05,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:05" (1/1) ... [2019-10-22 10:15:05,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:05" (1/1) ... [2019-10-22 10:15:05,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:05" (1/1) ... [2019-10-22 10:15:05,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:05" (1/1) ... [2019-10-22 10:15:05,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:15:05,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:15:05,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:15:05,878 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:15:05,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:15:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:15:05,936 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:15:05,936 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:15:05,936 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:15:05,936 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:15:05,936 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:15:05,936 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:15:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:15:05,937 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:15:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:15:05,937 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:15:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:15:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:15:05,937 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:15:05,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:15:05,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:15:06,726 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:15:06,727 INFO L284 CfgBuilder]: Removed 44 assume(true) statements. [2019-10-22 10:15:06,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:06 BoogieIcfgContainer [2019-10-22 10:15:06,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:15:06,728 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:15:06,729 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:15:06,738 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:15:06,738 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:06" (1/1) ... [2019-10-22 10:15:06,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:15:06,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:06,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 48 states and 63 transitions. [2019-10-22 10:15:06,775 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2019-10-22 10:15:06,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:15:06,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:06,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:06,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:06,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2019-10-22 10:15:06,982 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2019-10-22 10:15:06,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:15:06,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:07,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:07,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:07,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 50 states and 64 transitions. [2019-10-22 10:15:07,103 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2019-10-22 10:15:07,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 10:15:07,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:07,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:07,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:07,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2019-10-22 10:15:07,461 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2019-10-22 10:15:07,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 10:15:07,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:07,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:08,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:08,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 73 states and 112 transitions. [2019-10-22 10:15:08,013 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 112 transitions. [2019-10-22 10:15:08,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:15:08,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:08,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:08,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:08,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 74 states and 113 transitions. [2019-10-22 10:15:08,096 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2019-10-22 10:15:08,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:15:08,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:08,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:09,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:09,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 89 states and 143 transitions. [2019-10-22 10:15:09,282 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 143 transitions. [2019-10-22 10:15:09,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:15:09,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:09,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:09,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:09,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 90 states and 144 transitions. [2019-10-22 10:15:09,340 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 144 transitions. [2019-10-22 10:15:09,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:15:09,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:09,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:09,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:09,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 90 states and 143 transitions. [2019-10-22 10:15:09,416 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2019-10-22 10:15:09,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:15:09,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:09,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:09,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:09,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 91 states and 146 transitions. [2019-10-22 10:15:09,561 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 146 transitions. [2019-10-22 10:15:09,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:15:09,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:09,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:09,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:09,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 94 states and 153 transitions. [2019-10-22 10:15:09,711 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 153 transitions. [2019-10-22 10:15:09,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 10:15:09,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:09,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:09,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:15:10,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:10,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 106 states and 181 transitions. [2019-10-22 10:15:10,908 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 181 transitions. [2019-10-22 10:15:10,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:15:10,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:10,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:15:11,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:11,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 110 states and 186 transitions. [2019-10-22 10:15:11,187 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 186 transitions. [2019-10-22 10:15:11,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:15:11,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:11,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:11,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:11,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 111 states and 187 transitions. [2019-10-22 10:15:11,242 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 187 transitions. [2019-10-22 10:15:11,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-22 10:15:11,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:11,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:15:12,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:12,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 118 states and 202 transitions. [2019-10-22 10:15:12,073 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 202 transitions. [2019-10-22 10:15:12,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-22 10:15:12,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:12,161 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:15:12,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:12,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 124 states and 219 transitions. [2019-10-22 10:15:12,820 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 219 transitions. [2019-10-22 10:15:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-10-22 10:15:12,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:12,849 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:15:13,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:13,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 127 states and 225 transitions. [2019-10-22 10:15:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 225 transitions. [2019-10-22 10:15:13,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-10-22 10:15:13,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:13,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:13,249 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:15:13,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:13,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 130 states and 232 transitions. [2019-10-22 10:15:13,592 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 232 transitions. [2019-10-22 10:15:13,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-10-22 10:15:13,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:13,627 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:15:14,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:14,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 133 states and 239 transitions. [2019-10-22 10:15:14,042 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 239 transitions. [2019-10-22 10:15:14,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-10-22 10:15:14,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:14,090 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:15:14,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:14,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 135 states and 240 transitions. [2019-10-22 10:15:14,299 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 240 transitions. [2019-10-22 10:15:14,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-10-22 10:15:14,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:14,585 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:15:16,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:16,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 147 states and 285 transitions. [2019-10-22 10:15:16,149 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 285 transitions. [2019-10-22 10:15:16,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-22 10:15:16,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:16,473 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:15:18,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:18,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 156 states and 311 transitions. [2019-10-22 10:15:18,164 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 311 transitions. [2019-10-22 10:15:18,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:15:18,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:18,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:18,197 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:15:18,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:18,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 158 states and 324 transitions. [2019-10-22 10:15:18,616 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 324 transitions. [2019-10-22 10:15:18,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-22 10:15:18,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:18,651 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:15:18,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:18,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 160 states and 325 transitions. [2019-10-22 10:15:18,959 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 325 transitions. [2019-10-22 10:15:18,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:15:18,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:18,991 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:15:19,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:19,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 155 states and 304 transitions. [2019-10-22 10:15:19,682 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 304 transitions. [2019-10-22 10:15:19,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:15:19,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:19,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:19,714 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:15:19,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:19,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 153 states and 300 transitions. [2019-10-22 10:15:19,753 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 300 transitions. [2019-10-22 10:15:19,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:15:19,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:19,993 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:15:21,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:21,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 161 states and 319 transitions. [2019-10-22 10:15:21,674 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 319 transitions. [2019-10-22 10:15:21,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:15:21,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:21,704 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:15:21,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:21,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 161 states and 318 transitions. [2019-10-22 10:15:21,999 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 318 transitions. [2019-10-22 10:15:22,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:15:22,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:22,416 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 10:15:25,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:25,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 169 states and 342 transitions. [2019-10-22 10:15:25,421 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 342 transitions. [2019-10-22 10:15:25,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:15:25,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:25,997 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:28,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:28,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 182 states and 364 transitions. [2019-10-22 10:15:28,743 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 364 transitions. [2019-10-22 10:15:28,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:15:28,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:28,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:28,800 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:29,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:29,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 184 states and 365 transitions. [2019-10-22 10:15:29,089 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 365 transitions. [2019-10-22 10:15:29,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:15:29,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:29,152 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 10:15:29,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:29,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 185 states and 366 transitions. [2019-10-22 10:15:29,189 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 366 transitions. [2019-10-22 10:15:29,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:29,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:29,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:29,222 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:15:29,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:29,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 187 states and 368 transitions. [2019-10-22 10:15:29,264 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 368 transitions. [2019-10-22 10:15:29,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:15:29,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:29,309 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 10:15:29,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:29,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 192 states and 377 transitions. [2019-10-22 10:15:29,768 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 377 transitions. [2019-10-22 10:15:29,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:15:29,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:29,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:29,800 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 10:15:30,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:30,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 194 states and 379 transitions. [2019-10-22 10:15:30,167 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 379 transitions. [2019-10-22 10:15:30,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:15:30,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:30,196 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-10-22 10:15:30,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:30,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 187 states and 364 transitions. [2019-10-22 10:15:30,215 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 364 transitions. [2019-10-22 10:15:30,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:15:30,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:30,238 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-10-22 10:15:30,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:30,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 189 states and 367 transitions. [2019-10-22 10:15:30,426 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 367 transitions. [2019-10-22 10:15:30,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:30,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:30,460 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 10:15:30,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:30,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:30,496 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:30,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:30,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:30,639 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:30,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:30,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:30,811 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:30,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:30,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:30,837 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:30,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:30,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:30,857 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:30,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:30,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:30,888 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:30,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:30,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:30,903 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:30,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:30,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:30,931 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:30,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:30,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:30,948 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:30,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:30,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:30,977 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:30,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:30,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:30,991 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:30,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:30,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,023 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,047 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,075 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,090 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,117 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,132 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,177 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,208 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,222 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,250 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,264 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,293 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,308 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,339 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,353 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,380 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,396 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,420 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,435 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,465 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,487 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,513 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,529 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,554 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,568 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,598 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,613 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,641 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,655 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,696 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,711 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,739 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,753 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,778 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,792 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,816 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,830 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,855 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,869 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,892 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,907 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,931 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,946 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:31,971 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:31,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:31,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:31,985 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:31,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:31,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:31,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:32,010 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:32,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:32,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:32,024 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:32,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:32,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:32,048 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:32,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:32,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:32,149 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:32,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:32,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:32,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:32,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:32,188 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:32,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:32,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:32,212 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:32,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:32,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:32,226 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:32,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:32,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:32,252 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:32,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:32,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:32,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:32,293 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:32,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:32,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:32,307 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:32,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:32,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:32,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:32,330 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:32,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:32,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:32,344 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:32,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:15:32,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:32,370 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:15:32,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:32,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 368 transitions. [2019-10-22 10:15:32,384 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2019-10-22 10:15:32,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:15:32,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:32,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:33,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:33,212 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 74 iterations. [2019-10-22 10:15:33,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:15:33 ImpRootNode [2019-10-22 10:15:33,336 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:15:33,336 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:15:33,336 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:15:33,336 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:15:33,337 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:06" (3/4) ... [2019-10-22 10:15:33,342 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:15:33,457 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5ab85abd-9c7d-4040-a5c9-350031049d3d/bin/ukojak/witness.graphml [2019-10-22 10:15:33,457 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:15:33,459 INFO L168 Benchmark]: Toolchain (without parser) took 28188.23 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 716.7 MB). Free memory was 950.0 MB in the beginning and 1.3 GB in the end (delta: -380.8 MB). Peak memory consumption was 335.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:33,459 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:15:33,460 INFO L168 Benchmark]: CACSL2BoogieTranslator took 498.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -141.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:33,460 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:33,460 INFO L168 Benchmark]: Boogie Preprocessor took 38.88 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:15:33,460 INFO L168 Benchmark]: RCFGBuilder took 850.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:33,461 INFO L168 Benchmark]: CodeCheck took 26607.30 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 612.9 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -353.4 MB). Peak memory consumption was 259.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:33,461 INFO L168 Benchmark]: Witness Printer took 121.10 ms. Allocated memory is still 1.7 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:33,463 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 48 locations, 1 error locations. Result: UNSAFE, OverallTime: 26.4s, OverallIterations: 74, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 81.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37311 GetRequests, 36363 SyntacticMatches, 571 SemanticMatches, 377 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71686 ImplicationChecksByTransitivity, 20.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 3159 NumberOfCodeBlocks, 3159 NumberOfCodeBlocksAsserted, 74 NumberOfCheckSat, 3034 ConstructedInterpolants, 0 QuantifiedInterpolants, 355208 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 73 InterpolantComputations, 22 PerfectInterpolantSequences, 1015/1248 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L218] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L498] int pumpRunning = 0; [L499] int systemActive = 1; [L693] int waterLevel = 1; [L694] int methaneLevelCritical = 0; [L851] int cleanupTimeShifts = 4; [L924] int retValue_acc ; [L925] int tmp ; [L842] int retValue_acc ; [L845] retValue_acc = 1 [L846] return (retValue_acc); [L931] tmp = valid_product() [L933] COND TRUE \read(tmp) [L422] int splverifierCounter ; [L423] int tmp ; [L424] int tmp___0 ; [L425] int tmp___1 ; [L426] int tmp___2 ; [L429] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L431] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L433] COND TRUE splverifierCounter < 4 [L439] tmp = __VERIFIER_nondet_int() [L441] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L443] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L711] COND TRUE waterLevel < 2 [L712] waterLevel = waterLevel + 1 [L443] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L449] tmp___0 = __VERIFIER_nondet_int() [L451] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L459] tmp___2 = __VERIFIER_nondet_int() [L461] COND TRUE \read(tmp___2) [L687] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L478] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L506] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L513] COND TRUE \read(systemActive) [L535] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L538] COND TRUE ! pumpRunning [L650] int retValue_acc ; [L651] int tmp ; [L652] int tmp___0 ; [L773] int retValue_acc ; [L776] COND FALSE !(waterLevel < 2) [L780] retValue_acc = 0 [L781] return (retValue_acc); [L656] tmp = isHighWaterSensorDry() [L658] COND FALSE !(\read(tmp)) [L661] tmp___0 = 1 [L663] retValue_acc = tmp___0 [L664] return (retValue_acc); [L540] tmp = isHighWaterLevel() [L542] COND TRUE \read(tmp) [L569] int tmp ; [L594] int retValue_acc ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L598] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L732] int retValue_acc ; [L735] retValue_acc = methaneLevelCritical [L736] return (retValue_acc); [L598] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L598] retValue_acc = isMethaneLevelCritical() [L600] return (retValue_acc); [L573] tmp = isMethaneAlarm() [L575] COND FALSE !(\read(tmp)) [L563] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L788] int tmp ; [L789] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L793] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L732] int retValue_acc ; [L735] retValue_acc = methaneLevelCritical [L736] return (retValue_acc); [L793] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L793] tmp = isMethaneLevelCritical() [L795] COND FALSE !(\read(tmp)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L478] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L431] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L433] COND TRUE splverifierCounter < 4 [L439] tmp = __VERIFIER_nondet_int() [L441] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L449] tmp___0 = __VERIFIER_nondet_int() [L451] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L453] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L723] COND FALSE !(\read(methaneLevelCritical)) [L726] methaneLevelCritical = 1 [L453] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L459] tmp___2 = __VERIFIER_nondet_int() [L461] COND TRUE \read(tmp___2) [L687] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L478] CALL timeShift() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L506] COND TRUE \read(pumpRunning) [L699] COND TRUE waterLevel > 0 [L700] waterLevel = waterLevel - 1 VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L513] COND TRUE \read(systemActive) [L535] int tmp ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L538] COND FALSE !(! pumpRunning) VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L553] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L788] int tmp ; [L789] int tmp___0 ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L793] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L732] int retValue_acc ; [L735] retValue_acc = methaneLevelCritical [L736] return (retValue_acc); [L793] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L793] tmp = isMethaneLevelCritical() [L795] COND TRUE \read(tmp) [L605] int retValue_acc ; [L608] retValue_acc = pumpRunning [L609] return (retValue_acc); [L797] tmp___0 = isPumpRunning() [L799] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L44] __VERIFIER_error() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 498.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -141.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.88 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 850.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. * CodeCheck took 26607.30 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 612.9 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -353.4 MB). Peak memory consumption was 259.5 MB. Max. memory is 11.5 GB. * Witness Printer took 121.10 ms. Allocated memory is still 1.7 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...