./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 062932e2a77eaa56a60a5c6bf9705187ac9d312a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:59:05,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:59:05,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:59:05,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:59:05,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:59:05,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:59:05,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:59:05,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:59:05,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:59:05,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:59:05,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:59:05,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:59:05,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:59:05,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:59:05,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:59:05,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:59:05,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:59:05,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:59:05,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:59:05,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:59:05,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:59:05,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:59:05,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:59:05,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:59:05,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:59:05,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:59:05,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:59:05,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:59:05,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:59:05,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:59:05,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:59:05,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:59:05,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:59:05,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:59:05,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:59:05,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:59:05,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:59:05,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:59:05,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:59:05,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:59:05,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:59:05,790 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 02:59:05,836 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:59:05,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:59:05,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:59:05,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:59:05,839 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:59:05,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:59:05,840 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 02:59:05,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:59:05,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 02:59:05,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:59:05,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:59:05,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:59:05,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:59:05,843 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 02:59:05,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:59:05,843 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:59:05,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:59:05,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:59:05,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:59:05,844 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:59:05,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:59:05,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:59:05,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:59:05,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:59:05,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:59:05,846 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:59:05,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:59:05,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:59:05,847 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:59:05,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 062932e2a77eaa56a60a5c6bf9705187ac9d312a [2020-11-28 02:59:06,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:59:06,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:59:06,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:59:06,218 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:59:06,219 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:59:06,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2020-11-28 02:59:06,333 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer/data/b45b56e8f/d4fbf94b28f144288cb4f4378b4faf83/FLAGc64beac5c [2020-11-28 02:59:06,942 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:59:06,943 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2020-11-28 02:59:06,970 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer/data/b45b56e8f/d4fbf94b28f144288cb4f4378b4faf83/FLAGc64beac5c [2020-11-28 02:59:07,217 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer/data/b45b56e8f/d4fbf94b28f144288cb4f4378b4faf83 [2020-11-28 02:59:07,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:59:07,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:59:07,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:59:07,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:59:07,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:59:07,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:07" (1/1) ... [2020-11-28 02:59:07,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2faad53b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07, skipping insertion in model container [2020-11-28 02:59:07,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:07" (1/1) ... [2020-11-28 02:59:07,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:59:07,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:59:07,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:59:07,861 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 02:59:07,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:59:08,038 INFO L208 MainTranslator]: Completed translation [2020-11-28 02:59:08,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:08 WrapperNode [2020-11-28 02:59:08,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:59:08,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 02:59:08,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 02:59:08,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 02:59:08,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:08" (1/1) ... [2020-11-28 02:59:08,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:08" (1/1) ... [2020-11-28 02:59:08,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 02:59:08,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 02:59:08,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 02:59:08,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 02:59:08,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:08" (1/1) ... [2020-11-28 02:59:08,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:08" (1/1) ... [2020-11-28 02:59:08,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:08" (1/1) ... [2020-11-28 02:59:08,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:08" (1/1) ... [2020-11-28 02:59:08,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:08" (1/1) ... [2020-11-28 02:59:08,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:08" (1/1) ... [2020-11-28 02:59:08,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:08" (1/1) ... [2020-11-28 02:59:08,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 02:59:08,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 02:59:08,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 02:59:08,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 02:59:08,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2020-11-28 02:59:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 02:59:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 02:59:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 02:59:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 02:59:09,637 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 02:59:09,641 INFO L298 CfgBuilder]: Removed 166 assume(true) statements. [2020-11-28 02:59:09,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:09 BoogieIcfgContainer [2020-11-28 02:59:09,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 02:59:09,647 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 02:59:09,649 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 02:59:09,653 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 02:59:09,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:59:07" (1/3) ... [2020-11-28 02:59:09,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60e87957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:59:09, skipping insertion in model container [2020-11-28 02:59:09,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:08" (2/3) ... [2020-11-28 02:59:09,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60e87957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:59:09, skipping insertion in model container [2020-11-28 02:59:09,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:09" (3/3) ... [2020-11-28 02:59:09,657 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product22.cil.c [2020-11-28 02:59:09,675 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 02:59:09,681 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 02:59:09,695 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 02:59:09,736 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 02:59:09,737 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 02:59:09,737 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 02:59:09,738 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 02:59:09,738 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 02:59:09,738 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 02:59:09,738 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 02:59:09,738 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 02:59:09,764 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states. [2020-11-28 02:59:09,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 02:59:09,771 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:09,772 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:09,772 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:09,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:09,779 INFO L82 PathProgramCache]: Analyzing trace with hash 1503259986, now seen corresponding path program 1 times [2020-11-28 02:59:09,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:09,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943307425] [2020-11-28 02:59:09,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:10,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:10,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943307425] [2020-11-28 02:59:10,113 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:10,114 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:59:10,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9547698] [2020-11-28 02:59:10,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 02:59:10,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:10,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 02:59:10,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 02:59:10,143 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 2 states. [2020-11-28 02:59:10,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:10,179 INFO L93 Difference]: Finished difference Result 214 states and 321 transitions. [2020-11-28 02:59:10,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 02:59:10,181 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-28 02:59:10,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:10,194 INFO L225 Difference]: With dead ends: 214 [2020-11-28 02:59:10,195 INFO L226 Difference]: Without dead ends: 105 [2020-11-28 02:59:10,200 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 02:59:10,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-11-28 02:59:10,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2020-11-28 02:59:10,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-11-28 02:59:10,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2020-11-28 02:59:10,300 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2020-11-28 02:59:10,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:10,300 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2020-11-28 02:59:10,301 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 02:59:10,301 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2020-11-28 02:59:10,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 02:59:10,302 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:10,302 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:10,303 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 02:59:10,303 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:10,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:10,304 INFO L82 PathProgramCache]: Analyzing trace with hash 421347875, now seen corresponding path program 1 times [2020-11-28 02:59:10,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:10,304 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96731933] [2020-11-28 02:59:10,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:10,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:10,501 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96731933] [2020-11-28 02:59:10,501 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:10,501 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:59:10,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176115274] [2020-11-28 02:59:10,503 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:59:10,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:10,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:59:10,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:59:10,508 INFO L87 Difference]: Start difference. First operand 105 states and 151 transitions. Second operand 3 states. [2020-11-28 02:59:10,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:10,530 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2020-11-28 02:59:10,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:59:10,532 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-28 02:59:10,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:10,534 INFO L225 Difference]: With dead ends: 105 [2020-11-28 02:59:10,536 INFO L226 Difference]: Without dead ends: 45 [2020-11-28 02:59:10,537 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:59:10,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-11-28 02:59:10,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-11-28 02:59:10,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-11-28 02:59:10,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2020-11-28 02:59:10,554 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2020-11-28 02:59:10,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:10,555 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2020-11-28 02:59:10,555 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:59:10,556 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-11-28 02:59:10,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 02:59:10,557 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:10,558 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:10,559 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 02:59:10,559 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:10,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:10,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1279741385, now seen corresponding path program 1 times [2020-11-28 02:59:10,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:10,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510162337] [2020-11-28 02:59:10,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:10,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:10,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510162337] [2020-11-28 02:59:10,736 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:10,736 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:59:10,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343839598] [2020-11-28 02:59:10,737 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:59:10,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:10,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:59:10,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:10,739 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 5 states. [2020-11-28 02:59:10,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:10,836 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2020-11-28 02:59:10,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 02:59:10,837 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-11-28 02:59:10,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:10,839 INFO L225 Difference]: With dead ends: 83 [2020-11-28 02:59:10,841 INFO L226 Difference]: Without dead ends: 45 [2020-11-28 02:59:10,842 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 02:59:10,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-11-28 02:59:10,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-11-28 02:59:10,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-11-28 02:59:10,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2020-11-28 02:59:10,854 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2020-11-28 02:59:10,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:10,855 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2020-11-28 02:59:10,855 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:59:10,855 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2020-11-28 02:59:10,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 02:59:10,858 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:10,858 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:10,859 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 02:59:10,859 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:10,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:10,860 INFO L82 PathProgramCache]: Analyzing trace with hash 1716158697, now seen corresponding path program 1 times [2020-11-28 02:59:10,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:10,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997665588] [2020-11-28 02:59:10,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:11,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:11,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997665588] [2020-11-28 02:59:11,001 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:11,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:59:11,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635424343] [2020-11-28 02:59:11,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:59:11,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:11,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:59:11,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:11,003 INFO L87 Difference]: Start difference. First operand 45 states and 63 transitions. Second operand 5 states. [2020-11-28 02:59:11,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:11,195 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2020-11-28 02:59:11,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 02:59:11,201 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-11-28 02:59:11,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:11,203 INFO L225 Difference]: With dead ends: 207 [2020-11-28 02:59:11,203 INFO L226 Difference]: Without dead ends: 169 [2020-11-28 02:59:11,204 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-28 02:59:11,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-11-28 02:59:11,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2020-11-28 02:59:11,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-11-28 02:59:11,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2020-11-28 02:59:11,225 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2020-11-28 02:59:11,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:11,225 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2020-11-28 02:59:11,226 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:59:11,226 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2020-11-28 02:59:11,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 02:59:11,234 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:11,234 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:11,234 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 02:59:11,234 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:11,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:11,235 INFO L82 PathProgramCache]: Analyzing trace with hash 700064625, now seen corresponding path program 1 times [2020-11-28 02:59:11,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:11,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443375159] [2020-11-28 02:59:11,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:11,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:11,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443375159] [2020-11-28 02:59:11,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:11,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:59:11,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855052608] [2020-11-28 02:59:11,362 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:59:11,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:11,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:59:11,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:11,363 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand 5 states. [2020-11-28 02:59:11,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:11,447 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2020-11-28 02:59:11,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 02:59:11,447 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-11-28 02:59:11,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:11,448 INFO L225 Difference]: With dead ends: 176 [2020-11-28 02:59:11,448 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 02:59:11,449 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 02:59:11,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 02:59:11,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 02:59:11,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 02:59:11,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 02:59:11,450 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2020-11-28 02:59:11,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:11,450 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 02:59:11,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:59:11,450 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 02:59:11,450 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 02:59:11,451 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 02:59:11,453 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 02:59:11,828 INFO L274 CegarLoopResult]: For program point L729(lines 729 735) no Hoare annotation was computed. [2020-11-28 02:59:11,829 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:59:11,829 INFO L270 CegarLoopResult]: At program point L729-1(lines 729 735) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:59:11,829 INFO L270 CegarLoopResult]: At program point L696(lines 681 699) the Hoare annotation is: false [2020-11-28 02:59:11,830 INFO L270 CegarLoopResult]: At program point L696-1(lines 681 699) the Hoare annotation is: false [2020-11-28 02:59:11,830 INFO L270 CegarLoopResult]: At program point L696-2(lines 681 699) the Hoare annotation is: false [2020-11-28 02:59:11,830 INFO L270 CegarLoopResult]: At program point L696-3(lines 681 699) the Hoare annotation is: false [2020-11-28 02:59:11,830 INFO L270 CegarLoopResult]: At program point L696-4(lines 681 699) the Hoare annotation is: false [2020-11-28 02:59:11,830 INFO L270 CegarLoopResult]: At program point L696-5(lines 681 699) the Hoare annotation is: false [2020-11-28 02:59:11,830 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 02:59:11,831 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 02:59:11,831 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 02:59:11,831 INFO L270 CegarLoopResult]: At program point L632(lines 625 635) the Hoare annotation is: false [2020-11-28 02:59:11,831 INFO L270 CegarLoopResult]: At program point L632-1(lines 625 635) the Hoare annotation is: false [2020-11-28 02:59:11,831 INFO L274 CegarLoopResult]: For program point L566(lines 566 574) no Hoare annotation was computed. [2020-11-28 02:59:11,831 INFO L270 CegarLoopResult]: At program point L632-2(lines 625 635) the Hoare annotation is: false [2020-11-28 02:59:11,832 INFO L274 CegarLoopResult]: For program point L566-1(lines 566 574) no Hoare annotation was computed. [2020-11-28 02:59:11,832 INFO L274 CegarLoopResult]: For program point L500(lines 500 507) no Hoare annotation was computed. [2020-11-28 02:59:11,832 INFO L274 CegarLoopResult]: For program point L566-2(lines 566 574) no Hoare annotation was computed. [2020-11-28 02:59:11,832 INFO L274 CegarLoopResult]: For program point L566-3(lines 566 574) no Hoare annotation was computed. [2020-11-28 02:59:11,832 INFO L277 CegarLoopResult]: At program point L500-1(lines 500 507) the Hoare annotation is: true [2020-11-28 02:59:11,832 INFO L274 CegarLoopResult]: For program point L566-4(lines 566 574) no Hoare annotation was computed. [2020-11-28 02:59:11,832 INFO L274 CegarLoopResult]: For program point L566-5(lines 566 574) no Hoare annotation was computed. [2020-11-28 02:59:11,833 INFO L274 CegarLoopResult]: For program point L831(lines 831 835) no Hoare annotation was computed. [2020-11-28 02:59:11,833 INFO L274 CegarLoopResult]: For program point L831-3(lines 831 835) no Hoare annotation was computed. [2020-11-28 02:59:11,833 INFO L274 CegarLoopResult]: For program point L831-6(lines 831 835) no Hoare annotation was computed. [2020-11-28 02:59:11,833 INFO L270 CegarLoopResult]: At program point L767(lines 718 768) the Hoare annotation is: false [2020-11-28 02:59:11,833 INFO L270 CegarLoopResult]: At program point L537(lines 537 543) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:59:11,834 INFO L270 CegarLoopResult]: At program point L537-1(lines 537 543) the Hoare annotation is: false [2020-11-28 02:59:11,834 INFO L270 CegarLoopResult]: At program point L471(lines 467 473) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:59:11,834 INFO L270 CegarLoopResult]: At program point L537-2(lines 537 543) the Hoare annotation is: false [2020-11-28 02:59:11,834 INFO L270 CegarLoopResult]: At program point L868(lines 863 871) the Hoare annotation is: false [2020-11-28 02:59:11,834 INFO L270 CegarLoopResult]: At program point L868-1(lines 863 871) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:59:11,835 INFO L274 CegarLoopResult]: For program point L802(lines 802 819) no Hoare annotation was computed. [2020-11-28 02:59:11,835 INFO L270 CegarLoopResult]: At program point L868-2(lines 863 871) the Hoare annotation is: false [2020-11-28 02:59:11,835 INFO L270 CegarLoopResult]: At program point L802-1(lines 1 947) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:59:11,835 INFO L270 CegarLoopResult]: At program point L868-3(lines 863 871) the Hoare annotation is: false [2020-11-28 02:59:11,835 INFO L274 CegarLoopResult]: For program point L802-2(lines 802 819) no Hoare annotation was computed. [2020-11-28 02:59:11,835 INFO L270 CegarLoopResult]: At program point L868-4(lines 863 871) the Hoare annotation is: false [2020-11-28 02:59:11,836 INFO L270 CegarLoopResult]: At program point L802-3(lines 1 947) the Hoare annotation is: false [2020-11-28 02:59:11,836 INFO L270 CegarLoopResult]: At program point L868-5(lines 863 871) the Hoare annotation is: false [2020-11-28 02:59:11,836 INFO L274 CegarLoopResult]: For program point L802-4(lines 802 819) no Hoare annotation was computed. [2020-11-28 02:59:11,836 INFO L270 CegarLoopResult]: At program point L802-5(lines 1 947) the Hoare annotation is: false [2020-11-28 02:59:11,836 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:59:11,837 INFO L270 CegarLoopResult]: At program point L936(lines 1 947) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-11-28 02:59:11,839 INFO L274 CegarLoopResult]: For program point L739(lines 739 745) no Hoare annotation was computed. [2020-11-28 02:59:11,839 INFO L270 CegarLoopResult]: At program point L739-1(lines 739 745) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:59:11,840 INFO L274 CegarLoopResult]: For program point L806(lines 806 816) no Hoare annotation was computed. [2020-11-28 02:59:11,840 INFO L274 CegarLoopResult]: For program point L806-2(lines 806 816) no Hoare annotation was computed. [2020-11-28 02:59:11,840 INFO L274 CegarLoopResult]: For program point L806-4(lines 806 816) no Hoare annotation was computed. [2020-11-28 02:59:11,841 INFO L270 CegarLoopResult]: At program point L641(lines 636 644) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:59:11,841 INFO L270 CegarLoopResult]: At program point L641-1(lines 636 644) the Hoare annotation is: false [2020-11-28 02:59:11,841 INFO L270 CegarLoopResult]: At program point L641-2(lines 636 644) the Hoare annotation is: false [2020-11-28 02:59:11,841 INFO L277 CegarLoopResult]: At program point L509(lines 490 512) the Hoare annotation is: true [2020-11-28 02:59:11,842 INFO L274 CegarLoopResult]: For program point L807(lines 807 813) no Hoare annotation was computed. [2020-11-28 02:59:11,842 INFO L274 CegarLoopResult]: For program point L807-2(lines 807 813) no Hoare annotation was computed. [2020-11-28 02:59:11,842 INFO L274 CegarLoopResult]: For program point L807-4(lines 807 813) no Hoare annotation was computed. [2020-11-28 02:59:11,842 INFO L270 CegarLoopResult]: At program point L909(lines 904 912) the Hoare annotation is: false [2020-11-28 02:59:11,842 INFO L270 CegarLoopResult]: At program point L909-1(lines 904 912) the Hoare annotation is: false [2020-11-28 02:59:11,843 INFO L274 CegarLoopResult]: For program point L843(lines 843 847) no Hoare annotation was computed. [2020-11-28 02:59:11,843 INFO L270 CegarLoopResult]: At program point L909-2(lines 904 912) the Hoare annotation is: false [2020-11-28 02:59:11,843 INFO L270 CegarLoopResult]: At program point L909-3(lines 904 912) the Hoare annotation is: false [2020-11-28 02:59:11,843 INFO L270 CegarLoopResult]: At program point L909-4(lines 904 912) the Hoare annotation is: false [2020-11-28 02:59:11,843 INFO L270 CegarLoopResult]: At program point L909-5(lines 904 912) the Hoare annotation is: false [2020-11-28 02:59:11,844 INFO L270 CegarLoopResult]: At program point L944(lines 939 947) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:59:11,845 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 02:59:11,845 INFO L274 CegarLoopResult]: For program point L780(line 780) no Hoare annotation was computed. [2020-11-28 02:59:11,845 INFO L274 CegarLoopResult]: For program point L780-1(line 780) no Hoare annotation was computed. [2020-11-28 02:59:11,845 INFO L274 CegarLoopResult]: For program point L780-2(line 780) no Hoare annotation was computed. [2020-11-28 02:59:11,845 INFO L274 CegarLoopResult]: For program point L749(lines 749 762) no Hoare annotation was computed. [2020-11-28 02:59:11,846 INFO L270 CegarLoopResult]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2020-11-28 02:59:11,846 INFO L274 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-11-28 02:59:11,847 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 02:59:11,847 INFO L274 CegarLoopResult]: For program point L720(lines 719 766) no Hoare annotation was computed. [2020-11-28 02:59:11,847 INFO L274 CegarLoopResult]: For program point L588(lines 588 605) no Hoare annotation was computed. [2020-11-28 02:59:11,847 INFO L274 CegarLoopResult]: For program point L588-1(lines 588 605) no Hoare annotation was computed. [2020-11-28 02:59:11,847 INFO L274 CegarLoopResult]: For program point L588-2(lines 588 605) no Hoare annotation was computed. [2020-11-28 02:59:11,847 INFO L274 CegarLoopResult]: For program point L721(lines 721 725) no Hoare annotation was computed. [2020-11-28 02:59:11,847 INFO L274 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-11-28 02:59:11,848 INFO L274 CegarLoopResult]: For program point L424-1(lines 530 536) no Hoare annotation was computed. [2020-11-28 02:59:11,848 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 02:59:11,848 INFO L274 CegarLoopResult]: For program point L855(lines 855 859) no Hoare annotation was computed. [2020-11-28 02:59:11,848 INFO L274 CegarLoopResult]: For program point L690(lines 690 694) no Hoare annotation was computed. [2020-11-28 02:59:11,848 INFO L274 CegarLoopResult]: For program point L690-2(lines 690 694) no Hoare annotation was computed. [2020-11-28 02:59:11,848 INFO L274 CegarLoopResult]: For program point L690-3(lines 690 694) no Hoare annotation was computed. [2020-11-28 02:59:11,848 INFO L274 CegarLoopResult]: For program point L690-5(lines 690 694) no Hoare annotation was computed. [2020-11-28 02:59:11,849 INFO L274 CegarLoopResult]: For program point L690-6(lines 690 694) no Hoare annotation was computed. [2020-11-28 02:59:11,849 INFO L274 CegarLoopResult]: For program point L690-8(lines 690 694) no Hoare annotation was computed. [2020-11-28 02:59:11,849 INFO L274 CegarLoopResult]: For program point L690-9(lines 690 694) no Hoare annotation was computed. [2020-11-28 02:59:11,849 INFO L274 CegarLoopResult]: For program point L690-11(lines 690 694) no Hoare annotation was computed. [2020-11-28 02:59:11,849 INFO L274 CegarLoopResult]: For program point L690-12(lines 690 694) no Hoare annotation was computed. [2020-11-28 02:59:11,849 INFO L274 CegarLoopResult]: For program point L690-14(lines 690 694) no Hoare annotation was computed. [2020-11-28 02:59:11,850 INFO L274 CegarLoopResult]: For program point L690-15(lines 690 694) no Hoare annotation was computed. [2020-11-28 02:59:11,850 INFO L274 CegarLoopResult]: For program point L690-17(lines 690 694) no Hoare annotation was computed. [2020-11-28 02:59:11,850 INFO L274 CegarLoopResult]: For program point L757(lines 757 761) no Hoare annotation was computed. [2020-11-28 02:59:11,850 INFO L270 CegarLoopResult]: At program point L757-2(lines 530 536) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:59:11,850 INFO L274 CegarLoopResult]: For program point L592(lines 592 600) no Hoare annotation was computed. [2020-11-28 02:59:11,850 INFO L274 CegarLoopResult]: For program point L592-1(lines 592 600) no Hoare annotation was computed. [2020-11-28 02:59:11,851 INFO L274 CegarLoopResult]: For program point L592-2(lines 592 600) no Hoare annotation was computed. [2020-11-28 02:59:11,851 INFO L270 CegarLoopResult]: At program point L791(lines 786 793) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:59:11,851 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 02:59:11,851 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:59:11,851 INFO L274 CegarLoopResult]: For program point L562(lines 562 579) no Hoare annotation was computed. [2020-11-28 02:59:11,852 INFO L274 CegarLoopResult]: For program point L562-1(lines 562 579) no Hoare annotation was computed. [2020-11-28 02:59:11,852 INFO L274 CegarLoopResult]: For program point L562-2(lines 562 579) no Hoare annotation was computed. [2020-11-28 02:59:11,852 INFO L274 CegarLoopResult]: For program point L562-3(lines 562 579) no Hoare annotation was computed. [2020-11-28 02:59:11,852 INFO L274 CegarLoopResult]: For program point L562-4(lines 562 579) no Hoare annotation was computed. [2020-11-28 02:59:11,853 INFO L274 CegarLoopResult]: For program point L562-5(lines 562 579) no Hoare annotation was computed. [2020-11-28 02:59:11,853 INFO L270 CegarLoopResult]: At program point L530(lines 529 548) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:59:11,854 INFO L274 CegarLoopResult]: For program point L530-1(lines 530 536) no Hoare annotation was computed. [2020-11-28 02:59:11,854 INFO L270 CegarLoopResult]: At program point L530-2(lines 529 548) the Hoare annotation is: false [2020-11-28 02:59:11,854 INFO L270 CegarLoopResult]: At program point L530-3(lines 529 548) the Hoare annotation is: false [2020-11-28 02:59:11,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:59:11 BoogieIcfgContainer [2020-11-28 02:59:11,898 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 02:59:11,902 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 02:59:11,902 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 02:59:11,902 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 02:59:11,903 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:09" (3/4) ... [2020-11-28 02:59:11,907 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 02:59:11,940 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 02:59:11,941 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 02:59:11,943 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 02:59:11,944 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 02:59:11,946 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 02:59:11,947 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:59:11,948 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:59:11,978 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-11-28 02:59:11,978 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-11-28 02:59:11,978 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-11-28 02:59:11,979 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 02:59:11,980 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 02:59:11,981 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 02:59:11,983 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 02:59:11,983 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 02:59:11,983 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 02:59:11,986 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 02:59:11,992 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 02:59:12,136 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3fd1ba83-c808-4adb-9840-751558b12f15/bin/uautomizer/witness.graphml [2020-11-28 02:59:12,136 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 02:59:12,139 INFO L168 Benchmark]: Toolchain (without parser) took 4912.92 ms. Allocated memory was 94.4 MB in the beginning and 136.3 MB in the end (delta: 41.9 MB). Free memory was 59.2 MB in the beginning and 86.6 MB in the end (delta: -27.4 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:12,140 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 94.4 MB. Free memory was 76.3 MB in the beginning and 76.2 MB in the end (delta: 104.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:59:12,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 795.99 ms. Allocated memory is still 94.4 MB. Free memory was 59.0 MB in the beginning and 60.5 MB in the end (delta: -1.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:12,141 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.02 ms. Allocated memory is still 94.4 MB. Free memory was 60.5 MB in the beginning and 56.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:12,141 INFO L168 Benchmark]: Boogie Preprocessor took 45.98 ms. Allocated memory is still 94.4 MB. Free memory was 56.7 MB in the beginning and 54.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:12,142 INFO L168 Benchmark]: RCFGBuilder took 1472.71 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 54.3 MB in the beginning and 49.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:12,142 INFO L168 Benchmark]: TraceAbstraction took 2250.41 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 49.7 MB in the beginning and 96.1 MB in the end (delta: -46.3 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:12,142 INFO L168 Benchmark]: Witness Printer took 234.79 ms. Allocated memory is still 136.3 MB. Free memory was 96.1 MB in the beginning and 86.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:12,145 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 94.4 MB. Free memory was 76.3 MB in the beginning and 76.2 MB in the end (delta: 104.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 795.99 ms. Allocated memory is still 94.4 MB. Free memory was 59.0 MB in the beginning and 60.5 MB in the end (delta: -1.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.02 ms. Allocated memory is still 94.4 MB. Free memory was 60.5 MB in the beginning and 56.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.98 ms. Allocated memory is still 94.4 MB. Free memory was 56.7 MB in the beginning and 54.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1472.71 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 54.3 MB in the beginning and 49.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2250.41 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 49.7 MB in the beginning and 96.1 MB in the end (delta: -46.3 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. * Witness Printer took 234.79 ms. Allocated memory is still 136.3 MB. Free memory was 96.1 MB in the beginning and 86.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: (((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: ((((tmp == 1 && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 112 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 427 SDtfs, 507 SDslu, 367 SDs, 0 SdLazy, 65 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 85 NumberOfFragments, 230 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1908 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 70 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 5043 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...