./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product24_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/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 17a573274f1db5e4aeb22956c61c459b952d0c5d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:10:47,723 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:10:47,724 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:10:47,730 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:10:47,730 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:10:47,731 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:10:47,732 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:10:47,733 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:10:47,734 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:10:47,735 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:10:47,735 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:10:47,735 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:10:47,736 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:10:47,737 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:10:47,737 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:10:47,738 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:10:47,738 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:10:47,739 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:10:47,740 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:10:47,741 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:10:47,742 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:10:47,743 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:10:47,745 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:10:47,745 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:10:47,745 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:10:47,747 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:10:47,748 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:10:47,748 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:10:47,749 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:10:47,749 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:10:47,749 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:10:47,750 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:10:47,750 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:10:47,750 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:10:47,751 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:10:47,751 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:10:47,751 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:10:47,759 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:10:47,759 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:10:47,760 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:10:47,760 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:10:47,760 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:10:47,760 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:10:47,760 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:10:47,761 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:10:47,761 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:10:47,761 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:10:47,761 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:10:47,761 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:10:47,761 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:10:47,761 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:10:47,761 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:10:47,761 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:10:47,762 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:10:47,762 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:10:47,762 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:10:47,762 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:10:47,762 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:10:47,762 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:10:47,762 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:10:47,762 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:10:47,763 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:10:47,763 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:10:47,763 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:10:47,763 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:10:47,763 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/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 -> 17a573274f1db5e4aeb22956c61c459b952d0c5d [2018-11-10 05:10:47,781 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:10:47,789 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:10:47,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:10:47,792 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:10:47,792 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:10:47,793 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product24_true-unreach-call_false-termination.cil.c [2018-11-10 05:10:47,828 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/ukojak/data/62bb1825a/d9b41cc20737472caeff486b50fe1f4b/FLAG1e09a90c9 [2018-11-10 05:10:48,273 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:10:48,273 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/sv-benchmarks/c/product-lines/minepump_spec1_product24_true-unreach-call_false-termination.cil.c [2018-11-10 05:10:48,281 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/ukojak/data/62bb1825a/d9b41cc20737472caeff486b50fe1f4b/FLAG1e09a90c9 [2018-11-10 05:10:48,290 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/ukojak/data/62bb1825a/d9b41cc20737472caeff486b50fe1f4b [2018-11-10 05:10:48,292 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:10:48,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:10:48,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:10:48,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:10:48,297 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:10:48,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:10:48" (1/1) ... [2018-11-10 05:10:48,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d722314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:10:48, skipping insertion in model container [2018-11-10 05:10:48,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:10:48" (1/1) ... [2018-11-10 05:10:48,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:10:48,342 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:10:48,523 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:10:48,531 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:10:48,581 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:10:48,597 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:10:48,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:10:48 WrapperNode [2018-11-10 05:10:48,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:10:48,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:10:48,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:10:48,599 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:10:48,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:10:48" (1/1) ... [2018-11-10 05:10:48,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:10:48" (1/1) ... [2018-11-10 05:10:48,675 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:10:48,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:10:48,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:10:48,676 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:10:48,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:10:48" (1/1) ... [2018-11-10 05:10:48,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:10:48" (1/1) ... [2018-11-10 05:10:48,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:10:48" (1/1) ... [2018-11-10 05:10:48,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:10:48" (1/1) ... [2018-11-10 05:10:48,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:10:48" (1/1) ... [2018-11-10 05:10:48,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:10:48" (1/1) ... [2018-11-10 05:10:48,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:10:48" (1/1) ... [2018-11-10 05:10:48,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:10:48,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:10:48,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:10:48,699 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:10:48,699 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:10:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/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 [2018-11-10 05:10:48,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:10:48,736 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 05:10:48,737 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 05:10:48,737 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 05:10:48,737 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 05:10:48,737 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 05:10:48,737 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 05:10:48,737 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 05:10:48,737 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 05:10:48,737 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 05:10:48,737 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 05:10:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 05:10:48,738 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 05:10:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 05:10:48,738 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 05:10:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 05:10:48,738 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 05:10:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:10:48,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:10:49,680 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:10:49,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:10:49 BoogieIcfgContainer [2018-11-10 05:10:49,681 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:10:49,681 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:10:49,681 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:10:49,691 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:10:49,691 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:10:49" (1/1) ... [2018-11-10 05:10:49,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:10:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:49,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2018-11-10 05:10:49,734 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2018-11-10 05:10:49,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:10:49,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:49,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:49,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:49,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 68 states and 90 transitions. [2018-11-10 05:10:49,900 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2018-11-10 05:10:49,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:10:49,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:49,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:50,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:50,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 71 states and 94 transitions. [2018-11-10 05:10:50,016 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2018-11-10 05:10:50,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 05:10:50,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:50,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:50,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:50,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2018-11-10 05:10:50,260 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2018-11-10 05:10:50,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 05:10:50,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:50,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:50,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:50,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 83 states and 115 transitions. [2018-11-10 05:10:50,514 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2018-11-10 05:10:50,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 05:10:50,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:50,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:50,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:50,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:50,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 84 states and 116 transitions. [2018-11-10 05:10:50,555 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 116 transitions. [2018-11-10 05:10:50,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 05:10:50,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:50,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:51,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:51,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 102 states and 151 transitions. [2018-11-10 05:10:51,028 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 151 transitions. [2018-11-10 05:10:51,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 05:10:51,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:51,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:51,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:51,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 103 states and 152 transitions. [2018-11-10 05:10:51,070 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 152 transitions. [2018-11-10 05:10:51,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 05:10:51,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:51,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:51,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:52,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 123 states and 188 transitions. [2018-11-10 05:10:52,000 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 188 transitions. [2018-11-10 05:10:52,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 05:10:52,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:52,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:52,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:52,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 127 states and 194 transitions. [2018-11-10 05:10:52,144 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 194 transitions. [2018-11-10 05:10:52,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 05:10:52,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:52,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:52,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:52,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:52,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 128 states and 197 transitions. [2018-11-10 05:10:52,193 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 197 transitions. [2018-11-10 05:10:52,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 05:10:52,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:52,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:52,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:52,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 130 states and 199 transitions. [2018-11-10 05:10:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 199 transitions. [2018-11-10 05:10:52,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 05:10:52,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:52,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:52,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:52,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 136 states and 212 transitions. [2018-11-10 05:10:52,308 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 212 transitions. [2018-11-10 05:10:52,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 05:10:52,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:10:52,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:52,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 140 states and 221 transitions. [2018-11-10 05:10:52,356 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 221 transitions. [2018-11-10 05:10:52,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 05:10:52,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:52,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:52,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:52,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:52,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 147 states and 239 transitions. [2018-11-10 05:10:52,481 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2018-11-10 05:10:52,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 05:10:52,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:52,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:52,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:52,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 149 states and 244 transitions. [2018-11-10 05:10:52,691 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 244 transitions. [2018-11-10 05:10:52,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 05:10:52,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:52,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:10:52,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:52,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 147 states and 238 transitions. [2018-11-10 05:10:52,719 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 238 transitions. [2018-11-10 05:10:52,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 05:10:52,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:52,788 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:10:53,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:53,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 158 states and 262 transitions. [2018-11-10 05:10:53,293 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 262 transitions. [2018-11-10 05:10:53,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 05:10:53,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:53,493 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 05:10:54,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:54,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 161 states and 268 transitions. [2018-11-10 05:10:54,004 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 268 transitions. [2018-11-10 05:10:54,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 05:10:54,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:54,026 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:10:54,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:54,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 162 states and 271 transitions. [2018-11-10 05:10:54,231 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 271 transitions. [2018-11-10 05:10:54,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 05:10:54,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:54,256 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:10:54,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:54,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 169 states and 286 transitions. [2018-11-10 05:10:54,746 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 286 transitions. [2018-11-10 05:10:54,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 05:10:54,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:54,831 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 05:10:55,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:55,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 170 states and 286 transitions. [2018-11-10 05:10:55,261 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 286 transitions. [2018-11-10 05:10:55,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 05:10:55,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:55,282 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:10:55,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:55,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 171 states and 288 transitions. [2018-11-10 05:10:55,308 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 288 transitions. [2018-11-10 05:10:55,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 05:10:55,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:55,331 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:10:55,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:55,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 180 states and 301 transitions. [2018-11-10 05:10:55,549 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 301 transitions. [2018-11-10 05:10:55,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 05:10:55,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:55,571 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:10:55,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:55,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 183 states and 303 transitions. [2018-11-10 05:10:55,776 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 303 transitions. [2018-11-10 05:10:55,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 05:10:55,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:55,793 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 05:10:56,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:56,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 201 states and 340 transitions. [2018-11-10 05:10:56,975 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 340 transitions. [2018-11-10 05:10:56,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 05:10:56,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:56,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:56,995 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:10:57,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:57,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 202 states and 341 transitions. [2018-11-10 05:10:57,022 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 341 transitions. [2018-11-10 05:10:57,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 05:10:57,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:57,041 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 05:10:57,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:57,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 205 states and 344 transitions. [2018-11-10 05:10:57,235 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 344 transitions. [2018-11-10 05:10:57,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 05:10:57,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:57,248 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:10:57,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:57,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 206 states and 346 transitions. [2018-11-10 05:10:57,265 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 346 transitions. [2018-11-10 05:10:57,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 05:10:57,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:57,280 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 05:10:58,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:58,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 216 states and 367 transitions. [2018-11-10 05:10:58,362 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 367 transitions. [2018-11-10 05:10:58,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 05:10:58,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:58,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:58,386 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 05:10:58,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:58,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 219 states and 371 transitions. [2018-11-10 05:10:58,600 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 371 transitions. [2018-11-10 05:10:58,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 05:10:58,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:58,705 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 05:10:58,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:58,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 222 states and 374 transitions. [2018-11-10 05:10:58,796 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 374 transitions. [2018-11-10 05:10:58,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 05:10:58,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:58,818 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 05:10:58,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:58,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 223 states and 375 transitions. [2018-11-10 05:10:58,831 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 375 transitions. [2018-11-10 05:10:58,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 05:10:58,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:58,853 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 05:10:58,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:58,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 224 states and 376 transitions. [2018-11-10 05:10:58,868 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 376 transitions. [2018-11-10 05:10:58,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 05:10:58,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:58,888 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 05:10:59,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:59,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 220 states and 368 transitions. [2018-11-10 05:10:59,067 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 368 transitions. [2018-11-10 05:10:59,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 05:10:59,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:59,085 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 05:10:59,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:59,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 221 states and 369 transitions. [2018-11-10 05:10:59,107 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 369 transitions. [2018-11-10 05:10:59,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 05:10:59,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:59,121 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 05:10:59,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:59,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 224 states and 371 transitions. [2018-11-10 05:10:59,322 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 371 transitions. [2018-11-10 05:10:59,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 05:10:59,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:10:59,500 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:10:59,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:10:59,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 227 states and 374 transitions. [2018-11-10 05:10:59,846 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 374 transitions. [2018-11-10 05:10:59,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-10 05:10:59,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:10:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:11:00,030 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:11:01,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:11:01,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 234 states and 388 transitions. [2018-11-10 05:11:01,038 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 388 transitions. [2018-11-10 05:11:01,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 05:11:01,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:11:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:11:01,063 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:11:01,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:11:01,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 239 states and 395 transitions. [2018-11-10 05:11:01,227 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 395 transitions. [2018-11-10 05:11:01,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 05:11:01,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:11:01,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:11:01,379 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:11:01,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:11:01,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 239 states and 390 transitions. [2018-11-10 05:11:01,708 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 390 transitions. [2018-11-10 05:11:01,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 05:11:01,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:11:01,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:11:01,766 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:11:02,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:11:02,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 194 states and 302 transitions. [2018-11-10 05:11:02,327 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 302 transitions. [2018-11-10 05:11:02,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 05:11:02,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:11:02,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:11:02,345 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:11:02,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:11:02,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 195 states and 305 transitions. [2018-11-10 05:11:02,561 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 305 transitions. [2018-11-10 05:11:02,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 05:11:02,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:11:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:11:02,581 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:11:02,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:11:02,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 193 states and 301 transitions. [2018-11-10 05:11:02,621 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 301 transitions. [2018-11-10 05:11:02,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 05:11:02,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:11:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:11:02,653 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:11:02,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:11:02,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 196 states and 304 transitions. [2018-11-10 05:11:02,693 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 304 transitions. [2018-11-10 05:11:02,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 05:11:02,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:11:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:11:02,714 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 05:11:02,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:11:02,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 198 states and 306 transitions. [2018-11-10 05:11:02,754 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 306 transitions. [2018-11-10 05:11:02,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 05:11:02,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:11:02,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:11:02,775 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 05:11:02,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:11:02,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 189 states and 289 transitions. [2018-11-10 05:11:02,798 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 289 transitions. [2018-11-10 05:11:02,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-10 05:11:02,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:11:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:11:02,819 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:11:02,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:11:02,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 185 states and 279 transitions. [2018-11-10 05:11:02,843 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 279 transitions. [2018-11-10 05:11:02,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-10 05:11:02,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:11:02,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:11:02,864 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 05:11:02,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:11:02,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 126 states and 167 transitions. [2018-11-10 05:11:02,892 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 167 transitions. [2018-11-10 05:11:02,893 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:11:02,893 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 49 iterations. [2018-11-10 05:11:02,901 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:11:03,195 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:11:03,197 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:11:03,197 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:11:03,197 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:11:03,197 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-11-10 05:11:03,201 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:11:03,201 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-11-10 05:11:03,202 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:11:03,202 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:11:03,202 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-11-10 05:11:03,203 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 05:11:03,203 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 05:11:03,203 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:11:03,203 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:11:03,204 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:11:03,204 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:11:03,204 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:11:03,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:11:03 ImpRootNode [2018-11-10 05:11:03,204 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:11:03,204 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:11:03,204 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:11:03,204 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:11:03,205 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:10:49" (3/4) ... [2018-11-10 05:11:03,208 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:11:03,211 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 05:11:03,211 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 05:11:03,211 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 05:11:03,211 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 05:11:03,211 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 05:11:03,212 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 05:11:03,212 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 05:11:03,212 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 05:11:03,218 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2018-11-10 05:11:03,219 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-10 05:11:03,219 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-10 05:11:03,238 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(0 == pumpRunning) && !(0 == systemActive))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-11-10 05:11:03,239 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2018-11-10 05:11:03,239 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || 0 == methaneLevelCritical) || 0 == pumpRunning [2018-11-10 05:11:03,278 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3d9b91a8-da3b-4b01-9e7d-b8fbf5143a50/bin-2019/ukojak/witness.graphml [2018-11-10 05:11:03,278 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:11:03,279 INFO L168 Benchmark]: Toolchain (without parser) took 14986.48 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 425.7 MB). Free memory was 956.5 MB in the beginning and 1.2 GB in the end (delta: -261.6 MB). Peak memory consumption was 164.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:11:03,280 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 977.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:11:03,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.56 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 929.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:11:03,280 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 929.7 MB in the beginning and 1.1 GB in the end (delta: -199.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:11:03,280 INFO L168 Benchmark]: Boogie Preprocessor took 22.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:11:03,280 INFO L168 Benchmark]: RCFGBuilder took 982.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 105.0 MB). Peak memory consumption was 105.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:11:03,281 INFO L168 Benchmark]: CodeCheck took 13523.08 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 290.5 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -205.5 MB). Peak memory consumption was 85.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:11:03,281 INFO L168 Benchmark]: Witness Printer took 73.61 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:11:03,283 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 130 locations, 1 error locations. SAFE Result, 13.1s OverallTime, 49 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1486471536 SDtfs, -1932980388 SDslu, -1437482132 SDs, 0 SdLazy, -611510868 SolverSat, -1884868512 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 31.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20657 GetRequests, 20088 SyntacticMatches, 271 SemanticMatches, 298 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43524 ImplicationChecksByTransitivity, 10.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 2132 NumberOfCodeBlocks, 2132 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 2084 ConstructedInterpolants, 0 QuantifiedInterpolants, 216507 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 48 InterpolantComputations, 40 PerfectInterpolantSequences, 708/749 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 534]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && tmp == systemActive) && tmp == 1 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(0 == pumpRunning) && !(0 == systemActive))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: methaneLevelCritical == tmp || (!(0 == pumpRunning) && !(tmp == 0)) - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || 0 == methaneLevelCritical) || 0 == pumpRunning - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 977.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 304.56 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 929.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 929.7 MB in the beginning and 1.1 GB in the end (delta: -199.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 982.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 105.0 MB). Peak memory consumption was 105.0 MB. Max. memory is 11.5 GB. * CodeCheck took 13523.08 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 290.5 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -205.5 MB). Peak memory consumption was 85.0 MB. Max. memory is 11.5 GB. * Witness Printer took 73.61 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...