./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product37.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product37.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f8c4eddf293b722c8b0f77d2921f647762d8744 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 08:55:50,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 08:55:50,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 08:55:50,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 08:55:50,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 08:55:50,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 08:55:50,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 08:55:50,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 08:55:50,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 08:55:50,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 08:55:50,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 08:55:50,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 08:55:50,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 08:55:50,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 08:55:50,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 08:55:50,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 08:55:50,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 08:55:50,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 08:55:50,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 08:55:50,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 08:55:50,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 08:55:50,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 08:55:50,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 08:55:50,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 08:55:50,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 08:55:50,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 08:55:50,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 08:55:50,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 08:55:50,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 08:55:50,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 08:55:50,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 08:55:50,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 08:55:50,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 08:55:50,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 08:55:50,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 08:55:50,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 08:55:50,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 08:55:50,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 08:55:50,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 08:55:50,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 08:55:50,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 08:55:50,946 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 08:55:50,958 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 08:55:50,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 08:55:50,960 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 08:55:50,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 08:55:50,960 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 08:55:50,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 08:55:50,960 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 08:55:50,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 08:55:50,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 08:55:50,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 08:55:50,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 08:55:50,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 08:55:50,962 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 08:55:50,962 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 08:55:50,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 08:55:50,962 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 08:55:50,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 08:55:50,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 08:55:50,963 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 08:55:50,963 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 08:55:50,963 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 08:55:50,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 08:55:50,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 08:55:50,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 08:55:50,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 08:55:50,965 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 08:55:50,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 08:55:50,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 08:55:50,965 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/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(__VERIFIER_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 -> 3f8c4eddf293b722c8b0f77d2921f647762d8744 [2019-11-20 08:55:51,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 08:55:51,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 08:55:51,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 08:55:51,143 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 08:55:51,143 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 08:55:51,144 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product37.cil.c [2019-11-20 08:55:51,197 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/bin/uautomizer/data/334767ea3/ea54471436d742bdb57a07a843aa8299/FLAG9935e679a [2019-11-20 08:55:51,716 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 08:55:51,717 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/sv-benchmarks/c/product-lines/minepump_spec2_product37.cil.c [2019-11-20 08:55:51,740 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/bin/uautomizer/data/334767ea3/ea54471436d742bdb57a07a843aa8299/FLAG9935e679a [2019-11-20 08:55:51,983 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/bin/uautomizer/data/334767ea3/ea54471436d742bdb57a07a843aa8299 [2019-11-20 08:55:51,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 08:55:51,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 08:55:51,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 08:55:51,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 08:55:51,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 08:55:51,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:55:51" (1/1) ... [2019-11-20 08:55:52,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5817f44c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:52, skipping insertion in model container [2019-11-20 08:55:52,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:55:51" (1/1) ... [2019-11-20 08:55:52,011 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 08:55:52,059 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 08:55:52,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 08:55:52,418 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 08:55:52,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 08:55:52,527 INFO L192 MainTranslator]: Completed translation [2019-11-20 08:55:52,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:52 WrapperNode [2019-11-20 08:55:52,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 08:55:52,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 08:55:52,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 08:55:52,528 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 08:55:52,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:52" (1/1) ... [2019-11-20 08:55:52,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:52" (1/1) ... [2019-11-20 08:55:52,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 08:55:52,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 08:55:52,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 08:55:52,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 08:55:52,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:52" (1/1) ... [2019-11-20 08:55:52,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:52" (1/1) ... [2019-11-20 08:55:52,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:52" (1/1) ... [2019-11-20 08:55:52,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:52" (1/1) ... [2019-11-20 08:55:52,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:52" (1/1) ... [2019-11-20 08:55:52,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:52" (1/1) ... [2019-11-20 08:55:52,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:52" (1/1) ... [2019-11-20 08:55:52,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 08:55:52,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 08:55:52,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 08:55:52,680 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 08:55:52,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/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 [2019-11-20 08:55:52,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 08:55:52,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 08:55:52,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 08:55:52,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 08:55:53,556 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 08:55:53,557 INFO L285 CfgBuilder]: Removed 158 assume(true) statements. [2019-11-20 08:55:53,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:55:53 BoogieIcfgContainer [2019-11-20 08:55:53,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 08:55:53,559 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 08:55:53,559 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 08:55:53,561 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 08:55:53,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 08:55:51" (1/3) ... [2019-11-20 08:55:53,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e481757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:55:53, skipping insertion in model container [2019-11-20 08:55:53,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:55:52" (2/3) ... [2019-11-20 08:55:53,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e481757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:55:53, skipping insertion in model container [2019-11-20 08:55:53,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:55:53" (3/3) ... [2019-11-20 08:55:53,575 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product37.cil.c [2019-11-20 08:55:53,584 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 08:55:53,591 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-20 08:55:53,601 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-20 08:55:53,621 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 08:55:53,621 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 08:55:53,621 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 08:55:53,621 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 08:55:53,621 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 08:55:53,621 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 08:55:53,621 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 08:55:53,622 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 08:55:53,643 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states. [2019-11-20 08:55:53,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 08:55:53,652 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:55:53,653 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 08:55:53,653 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 08:55:53,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:55:53,658 INFO L82 PathProgramCache]: Analyzing trace with hash 1765894020, now seen corresponding path program 1 times [2019-11-20 08:55:53,664 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:55:53,664 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302876716] [2019-11-20 08:55:53,664 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:55:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:53,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:55:53,852 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302876716] [2019-11-20 08:55:53,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:55:53,853 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 08:55:53,854 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938794424] [2019-11-20 08:55:53,858 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 08:55:53,858 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:55:53,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 08:55:53,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 08:55:53,872 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 2 states. [2019-11-20 08:55:53,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:55:53,901 INFO L93 Difference]: Finished difference Result 223 states and 342 transitions. [2019-11-20 08:55:53,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 08:55:53,903 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-20 08:55:53,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:55:53,912 INFO L225 Difference]: With dead ends: 223 [2019-11-20 08:55:53,913 INFO L226 Difference]: Without dead ends: 111 [2019-11-20 08:55:53,916 INFO L630 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 [2019-11-20 08:55:53,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2019-11-20 08:55:53,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2019-11-20 08:55:53,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2019-11-20 08:55:53,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 163 transitions. [2019-11-20 08:55:53,953 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 163 transitions. Word has length 18 [2019-11-20 08:55:53,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:55:53,953 INFO L462 AbstractCegarLoop]: Abstraction has 111 states and 163 transitions. [2019-11-20 08:55:53,954 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 08:55:53,954 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 163 transitions. [2019-11-20 08:55:53,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 08:55:53,955 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:55:53,955 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 08:55:53,955 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 08:55:53,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:55:53,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1547058051, now seen corresponding path program 1 times [2019-11-20 08:55:53,956 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:55:53,956 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244722515] [2019-11-20 08:55:53,956 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:55:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:54,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:55:54,052 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244722515] [2019-11-20 08:55:54,052 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:55:54,052 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 08:55:54,053 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856417786] [2019-11-20 08:55:54,056 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 08:55:54,057 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:55:54,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 08:55:54,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 08:55:54,057 INFO L87 Difference]: Start difference. First operand 111 states and 163 transitions. Second operand 3 states. [2019-11-20 08:55:54,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:55:54,071 INFO L93 Difference]: Finished difference Result 111 states and 163 transitions. [2019-11-20 08:55:54,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 08:55:54,074 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-20 08:55:54,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:55:54,076 INFO L225 Difference]: With dead ends: 111 [2019-11-20 08:55:54,076 INFO L226 Difference]: Without dead ends: 47 [2019-11-20 08:55:54,078 INFO L630 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 [2019-11-20 08:55:54,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-11-20 08:55:54,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2019-11-20 08:55:54,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-11-20 08:55:54,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 68 transitions. [2019-11-20 08:55:54,093 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 68 transitions. Word has length 19 [2019-11-20 08:55:54,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:55:54,093 INFO L462 AbstractCegarLoop]: Abstraction has 47 states and 68 transitions. [2019-11-20 08:55:54,093 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 08:55:54,094 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2019-11-20 08:55:54,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 08:55:54,095 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:55:54,095 INFO L410 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] [2019-11-20 08:55:54,095 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 08:55:54,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:55:54,095 INFO L82 PathProgramCache]: Analyzing trace with hash -1303013450, now seen corresponding path program 1 times [2019-11-20 08:55:54,096 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:55:54,096 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267823142] [2019-11-20 08:55:54,096 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:55:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:54,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:55:54,221 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267823142] [2019-11-20 08:55:54,222 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:55:54,222 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 08:55:54,222 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058153000] [2019-11-20 08:55:54,222 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 08:55:54,223 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:55:54,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 08:55:54,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 08:55:54,223 INFO L87 Difference]: Start difference. First operand 47 states and 68 transitions. Second operand 3 states. [2019-11-20 08:55:54,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:55:54,231 INFO L93 Difference]: Finished difference Result 87 states and 129 transitions. [2019-11-20 08:55:54,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 08:55:54,232 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-20 08:55:54,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:55:54,233 INFO L225 Difference]: With dead ends: 87 [2019-11-20 08:55:54,233 INFO L226 Difference]: Without dead ends: 47 [2019-11-20 08:55:54,234 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 08:55:54,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-11-20 08:55:54,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2019-11-20 08:55:54,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-11-20 08:55:54,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2019-11-20 08:55:54,239 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 24 [2019-11-20 08:55:54,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:55:54,239 INFO L462 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2019-11-20 08:55:54,240 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 08:55:54,240 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2019-11-20 08:55:54,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 08:55:54,247 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:55:54,248 INFO L410 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] [2019-11-20 08:55:54,248 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 08:55:54,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:55:54,248 INFO L82 PathProgramCache]: Analyzing trace with hash -1055953523, now seen corresponding path program 1 times [2019-11-20 08:55:54,248 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:55:54,249 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474069738] [2019-11-20 08:55:54,249 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:55:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:54,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:55:54,304 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474069738] [2019-11-20 08:55:54,304 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:55:54,305 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 08:55:54,305 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958519408] [2019-11-20 08:55:54,305 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 08:55:54,305 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:55:54,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 08:55:54,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 08:55:54,306 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 3 states. [2019-11-20 08:55:54,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:55:54,337 INFO L93 Difference]: Finished difference Result 109 states and 159 transitions. [2019-11-20 08:55:54,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 08:55:54,338 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-20 08:55:54,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:55:54,339 INFO L225 Difference]: With dead ends: 109 [2019-11-20 08:55:54,339 INFO L226 Difference]: Without dead ends: 69 [2019-11-20 08:55:54,340 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 08:55:54,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2019-11-20 08:55:54,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 67. [2019-11-20 08:55:54,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-11-20 08:55:54,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 95 transitions. [2019-11-20 08:55:54,348 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 95 transitions. Word has length 26 [2019-11-20 08:55:54,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:55:54,348 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 95 transitions. [2019-11-20 08:55:54,348 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 08:55:54,348 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2019-11-20 08:55:54,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 08:55:54,349 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:55:54,349 INFO L410 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, 1, 1, 1, 1, 1] [2019-11-20 08:55:54,350 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 08:55:54,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:55:54,350 INFO L82 PathProgramCache]: Analyzing trace with hash 1518849596, now seen corresponding path program 1 times [2019-11-20 08:55:54,350 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:55:54,351 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668764532] [2019-11-20 08:55:54,351 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:55:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:54,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:55:54,447 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668764532] [2019-11-20 08:55:54,447 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:55:54,447 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 08:55:54,448 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551818756] [2019-11-20 08:55:54,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 08:55:54,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:55:54,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 08:55:54,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 08:55:54,448 INFO L87 Difference]: Start difference. First operand 67 states and 95 transitions. Second operand 5 states. [2019-11-20 08:55:54,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:55:54,561 INFO L93 Difference]: Finished difference Result 178 states and 252 transitions. [2019-11-20 08:55:54,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 08:55:54,561 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-20 08:55:54,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:55:54,563 INFO L225 Difference]: With dead ends: 178 [2019-11-20 08:55:54,563 INFO L226 Difference]: Without dead ends: 118 [2019-11-20 08:55:54,564 INFO L630 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 [2019-11-20 08:55:54,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-11-20 08:55:54,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 73. [2019-11-20 08:55:54,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-11-20 08:55:54,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 101 transitions. [2019-11-20 08:55:54,576 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 101 transitions. Word has length 32 [2019-11-20 08:55:54,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:55:54,576 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 101 transitions. [2019-11-20 08:55:54,577 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 08:55:54,577 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2019-11-20 08:55:54,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 08:55:54,578 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:55:54,578 INFO L410 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, 1, 1, 1, 1, 1] [2019-11-20 08:55:54,579 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 08:55:54,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:55:54,579 INFO L82 PathProgramCache]: Analyzing trace with hash -1842653991, now seen corresponding path program 1 times [2019-11-20 08:55:54,579 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:55:54,580 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725536317] [2019-11-20 08:55:54,580 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:55:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:54,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:55:54,663 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725536317] [2019-11-20 08:55:54,663 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:55:54,663 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 08:55:54,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910167463] [2019-11-20 08:55:54,664 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 08:55:54,664 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:55:54,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 08:55:54,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 08:55:54,665 INFO L87 Difference]: Start difference. First operand 73 states and 101 transitions. Second operand 5 states. [2019-11-20 08:55:54,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:55:54,777 INFO L93 Difference]: Finished difference Result 349 states and 492 transitions. [2019-11-20 08:55:54,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 08:55:54,778 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-20 08:55:54,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:55:54,781 INFO L225 Difference]: With dead ends: 349 [2019-11-20 08:55:54,781 INFO L226 Difference]: Without dead ends: 283 [2019-11-20 08:55:54,782 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-20 08:55:54,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2019-11-20 08:55:54,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 131. [2019-11-20 08:55:54,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-11-20 08:55:54,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 180 transitions. [2019-11-20 08:55:54,800 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 180 transitions. Word has length 32 [2019-11-20 08:55:54,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:55:54,801 INFO L462 AbstractCegarLoop]: Abstraction has 131 states and 180 transitions. [2019-11-20 08:55:54,801 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 08:55:54,801 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 180 transitions. [2019-11-20 08:55:54,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 08:55:54,803 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:55:54,803 INFO L410 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, 1, 1, 1, 1, 1, 1] [2019-11-20 08:55:54,803 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 08:55:54,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:55:54,804 INFO L82 PathProgramCache]: Analyzing trace with hash -1842810527, now seen corresponding path program 1 times [2019-11-20 08:55:54,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:55:54,804 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555899460] [2019-11-20 08:55:54,805 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:55:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:54,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:55:54,861 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555899460] [2019-11-20 08:55:54,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:55:54,861 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 08:55:54,862 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954523112] [2019-11-20 08:55:54,862 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 08:55:54,862 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:55:54,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 08:55:54,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 08:55:54,863 INFO L87 Difference]: Start difference. First operand 131 states and 180 transitions. Second operand 5 states. [2019-11-20 08:55:54,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:55:54,987 INFO L93 Difference]: Finished difference Result 490 states and 677 transitions. [2019-11-20 08:55:54,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-20 08:55:54,987 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-20 08:55:54,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:55:54,990 INFO L225 Difference]: With dead ends: 490 [2019-11-20 08:55:54,990 INFO L226 Difference]: Without dead ends: 366 [2019-11-20 08:55:54,991 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-20 08:55:54,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2019-11-20 08:55:55,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 130. [2019-11-20 08:55:55,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2019-11-20 08:55:55,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 177 transitions. [2019-11-20 08:55:55,006 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 177 transitions. Word has length 33 [2019-11-20 08:55:55,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:55:55,006 INFO L462 AbstractCegarLoop]: Abstraction has 130 states and 177 transitions. [2019-11-20 08:55:55,006 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 08:55:55,007 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 177 transitions. [2019-11-20 08:55:55,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 08:55:55,008 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:55:55,008 INFO L410 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, 1, 1, 1, 1, 1, 1] [2019-11-20 08:55:55,008 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 08:55:55,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:55:55,009 INFO L82 PathProgramCache]: Analyzing trace with hash -2075209658, now seen corresponding path program 1 times [2019-11-20 08:55:55,009 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:55:55,009 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066452335] [2019-11-20 08:55:55,010 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:55:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:55,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:55:55,075 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066452335] [2019-11-20 08:55:55,075 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:55:55,076 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 08:55:55,076 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18754627] [2019-11-20 08:55:55,076 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 08:55:55,076 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:55:55,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 08:55:55,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 08:55:55,077 INFO L87 Difference]: Start difference. First operand 130 states and 177 transitions. Second operand 5 states. [2019-11-20 08:55:55,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:55:55,177 INFO L93 Difference]: Finished difference Result 349 states and 471 transitions. [2019-11-20 08:55:55,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 08:55:55,178 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-20 08:55:55,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:55:55,179 INFO L225 Difference]: With dead ends: 349 [2019-11-20 08:55:55,179 INFO L226 Difference]: Without dead ends: 226 [2019-11-20 08:55:55,180 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-20 08:55:55,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2019-11-20 08:55:55,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 138. [2019-11-20 08:55:55,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-11-20 08:55:55,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 185 transitions. [2019-11-20 08:55:55,191 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 185 transitions. Word has length 33 [2019-11-20 08:55:55,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:55:55,191 INFO L462 AbstractCegarLoop]: Abstraction has 138 states and 185 transitions. [2019-11-20 08:55:55,191 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 08:55:55,192 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 185 transitions. [2019-11-20 08:55:55,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 08:55:55,193 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:55:55,193 INFO L410 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, 1, 1, 1, 1, 1, 1] [2019-11-20 08:55:55,193 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 08:55:55,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:55:55,194 INFO L82 PathProgramCache]: Analyzing trace with hash 1632951624, now seen corresponding path program 1 times [2019-11-20 08:55:55,194 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:55:55,194 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704426843] [2019-11-20 08:55:55,194 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:55:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:55,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:55:55,234 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704426843] [2019-11-20 08:55:55,234 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:55:55,234 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 08:55:55,235 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792785368] [2019-11-20 08:55:55,235 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 08:55:55,235 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:55:55,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 08:55:55,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 08:55:55,236 INFO L87 Difference]: Start difference. First operand 138 states and 185 transitions. Second operand 3 states. [2019-11-20 08:55:55,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:55:55,269 INFO L93 Difference]: Finished difference Result 319 states and 427 transitions. [2019-11-20 08:55:55,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 08:55:55,270 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2019-11-20 08:55:55,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:55:55,271 INFO L225 Difference]: With dead ends: 319 [2019-11-20 08:55:55,271 INFO L226 Difference]: Without dead ends: 188 [2019-11-20 08:55:55,272 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 08:55:55,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2019-11-20 08:55:55,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2019-11-20 08:55:55,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2019-11-20 08:55:55,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 245 transitions. [2019-11-20 08:55:55,286 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 245 transitions. Word has length 33 [2019-11-20 08:55:55,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:55:55,286 INFO L462 AbstractCegarLoop]: Abstraction has 188 states and 245 transitions. [2019-11-20 08:55:55,286 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 08:55:55,287 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 245 transitions. [2019-11-20 08:55:55,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 08:55:55,288 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:55:55,288 INFO L410 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 08:55:55,288 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 08:55:55,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:55:55,288 INFO L82 PathProgramCache]: Analyzing trace with hash -767383544, now seen corresponding path program 1 times [2019-11-20 08:55:55,288 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:55:55,289 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725999135] [2019-11-20 08:55:55,289 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:55:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:55,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:55:55,322 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725999135] [2019-11-20 08:55:55,322 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:55:55,322 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 08:55:55,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530647705] [2019-11-20 08:55:55,323 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 08:55:55,323 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:55:55,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 08:55:55,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 08:55:55,324 INFO L87 Difference]: Start difference. First operand 188 states and 245 transitions. Second operand 3 states. [2019-11-20 08:55:55,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:55:55,362 INFO L93 Difference]: Finished difference Result 287 states and 377 transitions. [2019-11-20 08:55:55,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 08:55:55,362 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-11-20 08:55:55,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:55:55,364 INFO L225 Difference]: With dead ends: 287 [2019-11-20 08:55:55,364 INFO L226 Difference]: Without dead ends: 285 [2019-11-20 08:55:55,364 INFO L630 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 [2019-11-20 08:55:55,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2019-11-20 08:55:55,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 228. [2019-11-20 08:55:55,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2019-11-20 08:55:55,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 304 transitions. [2019-11-20 08:55:55,382 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 304 transitions. Word has length 34 [2019-11-20 08:55:55,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:55:55,382 INFO L462 AbstractCegarLoop]: Abstraction has 228 states and 304 transitions. [2019-11-20 08:55:55,382 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 08:55:55,382 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 304 transitions. [2019-11-20 08:55:55,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 08:55:55,390 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:55:55,390 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1] [2019-11-20 08:55:55,390 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 08:55:55,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:55:55,391 INFO L82 PathProgramCache]: Analyzing trace with hash 12630167, now seen corresponding path program 1 times [2019-11-20 08:55:55,391 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:55:55,391 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831835997] [2019-11-20 08:55:55,392 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:55:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:55,462 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 08:55:55,463 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831835997] [2019-11-20 08:55:55,463 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:55:55,463 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 08:55:55,463 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240764085] [2019-11-20 08:55:55,464 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 08:55:55,464 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:55:55,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 08:55:55,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-20 08:55:55,464 INFO L87 Difference]: Start difference. First operand 228 states and 304 transitions. Second operand 6 states. [2019-11-20 08:55:55,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:55:55,703 INFO L93 Difference]: Finished difference Result 720 states and 968 transitions. [2019-11-20 08:55:55,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-20 08:55:55,704 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2019-11-20 08:55:55,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:55:55,709 INFO L225 Difference]: With dead ends: 720 [2019-11-20 08:55:55,709 INFO L226 Difference]: Without dead ends: 499 [2019-11-20 08:55:55,710 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-11-20 08:55:55,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2019-11-20 08:55:55,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 205. [2019-11-20 08:55:55,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2019-11-20 08:55:55,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 267 transitions. [2019-11-20 08:55:55,728 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 267 transitions. Word has length 56 [2019-11-20 08:55:55,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:55:55,729 INFO L462 AbstractCegarLoop]: Abstraction has 205 states and 267 transitions. [2019-11-20 08:55:55,729 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 08:55:55,730 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 267 transitions. [2019-11-20 08:55:55,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 08:55:55,731 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:55:55,732 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 08:55:55,732 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 08:55:55,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:55:55,732 INFO L82 PathProgramCache]: Analyzing trace with hash 1600290606, now seen corresponding path program 1 times [2019-11-20 08:55:55,732 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:55:55,733 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422000472] [2019-11-20 08:55:55,733 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:55:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:55,794 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:55:55,795 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422000472] [2019-11-20 08:55:55,795 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842248405] [2019-11-20 08:55:55,795 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 08:55:55,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:55,935 INFO L255 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 08:55:55,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 08:55:55,967 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:55:55,967 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 08:55:55,967 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-11-20 08:55:55,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913661487] [2019-11-20 08:55:55,968 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 08:55:55,968 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:55:55,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 08:55:55,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-20 08:55:55,969 INFO L87 Difference]: Start difference. First operand 205 states and 267 transitions. Second operand 3 states. [2019-11-20 08:55:56,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:55:56,030 INFO L93 Difference]: Finished difference Result 325 states and 432 transitions. [2019-11-20 08:55:56,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 08:55:56,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2019-11-20 08:55:56,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:55:56,031 INFO L225 Difference]: With dead ends: 325 [2019-11-20 08:55:56,031 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 08:55:56,032 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-20 08:55:56,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 08:55:56,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 08:55:56,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 08:55:56,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 08:55:56,033 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-11-20 08:55:56,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:55:56,033 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 08:55:56,033 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 08:55:56,033 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 08:55:56,033 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 08:55:56,238 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 08:55:56,242 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 08:55:56,724 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 59 [2019-11-20 08:55:56,986 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 26 [2019-11-20 08:55:57,220 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 24 [2019-11-20 08:55:57,468 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2019-11-20 08:55:57,641 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 25 [2019-11-20 08:55:57,776 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 26 [2019-11-20 08:55:58,201 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 21 [2019-11-20 08:55:58,312 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 21 [2019-11-20 08:55:58,432 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 23 [2019-11-20 08:55:58,435 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 435) no Hoare annotation was computed. [2019-11-20 08:55:58,436 INFO L440 ceAbstractionStarter]: At program point L168(lines 163 171) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 (<= 1 ~pumpRunning~0) .cse1 .cse3 .cse2 (= 0 ~methAndRunningLastTime~0)))) [2019-11-20 08:55:58,436 INFO L440 ceAbstractionStarter]: At program point L168-1(lines 163 171) the Hoare annotation is: false [2019-11-20 08:55:58,436 INFO L440 ceAbstractionStarter]: At program point L168-2(lines 163 171) the Hoare annotation is: false [2019-11-20 08:55:58,436 INFO L440 ceAbstractionStarter]: At program point L928(lines 1 939) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-20 08:55:58,436 INFO L444 ceAbstractionStarter]: For program point L367(lines 367 371) no Hoare annotation was computed. [2019-11-20 08:55:58,436 INFO L444 ceAbstractionStarter]: For program point L435(line 435) no Hoare annotation was computed. [2019-11-20 08:55:58,436 INFO L444 ceAbstractionStarter]: For program point L435-1(line 435) no Hoare annotation was computed. [2019-11-20 08:55:58,436 INFO L444 ceAbstractionStarter]: For program point L435-2(line 435) no Hoare annotation was computed. [2019-11-20 08:55:58,436 INFO L440 ceAbstractionStarter]: At program point L303(lines 298 305) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-20 08:55:58,437 INFO L440 ceAbstractionStarter]: At program point L865(lines 861 867) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-20 08:55:58,437 INFO L444 ceAbstractionStarter]: For program point L271(lines 271 282) no Hoare annotation was computed. [2019-11-20 08:55:58,437 INFO L447 ceAbstractionStarter]: At program point L901(lines 882 904) the Hoare annotation is: true [2019-11-20 08:55:58,437 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 435) no Hoare annotation was computed. [2019-11-20 08:55:58,437 INFO L444 ceAbstractionStarter]: For program point L242(lines 241 286) no Hoare annotation was computed. [2019-11-20 08:55:58,437 INFO L440 ceAbstractionStarter]: At program point L936(lines 931 939) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-20 08:55:58,437 INFO L444 ceAbstractionStarter]: For program point L243(lines 243 247) no Hoare annotation was computed. [2019-11-20 08:55:58,437 INFO L444 ceAbstractionStarter]: For program point L343(lines 343 347) no Hoare annotation was computed. [2019-11-20 08:55:58,437 INFO L444 ceAbstractionStarter]: For program point L277(lines 277 281) no Hoare annotation was computed. [2019-11-20 08:55:58,438 INFO L444 ceAbstractionStarter]: For program point L343-3(lines 343 347) no Hoare annotation was computed. [2019-11-20 08:55:58,438 INFO L444 ceAbstractionStarter]: For program point L277-2(lines 57 63) no Hoare annotation was computed. [2019-11-20 08:55:58,438 INFO L444 ceAbstractionStarter]: For program point L343-6(lines 343 347) no Hoare annotation was computed. [2019-11-20 08:55:58,438 INFO L444 ceAbstractionStarter]: For program point L115(lines 115 132) no Hoare annotation was computed. [2019-11-20 08:55:58,438 INFO L444 ceAbstractionStarter]: For program point L115-1(lines 115 132) no Hoare annotation was computed. [2019-11-20 08:55:58,438 INFO L444 ceAbstractionStarter]: For program point L115-2(lines 115 132) no Hoare annotation was computed. [2019-11-20 08:55:58,438 INFO L440 ceAbstractionStarter]: At program point L380(lines 375 383) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (and .cse1 .cse2) (= 1 ~methaneLevelCritical~0)) (and .cse0 (and .cse1 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2)))) [2019-11-20 08:55:58,438 INFO L440 ceAbstractionStarter]: At program point L380-1(lines 375 383) the Hoare annotation is: (let ((.cse2 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 1 ~pumpRunning~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 0 ~methAndRunningLastTime~0)) (and .cse0 .cse5 .cse6 .cse7 .cse3) (and .cse2 (and .cse0 .cse7 .cse3) .cse4) (and .cse0 .cse1 .cse5 .cse6 .cse3))) [2019-11-20 08:55:58,438 INFO L444 ceAbstractionStarter]: For program point L314(lines 314 331) no Hoare annotation was computed. [2019-11-20 08:55:58,439 INFO L440 ceAbstractionStarter]: At program point L380-2(lines 375 383) the Hoare annotation is: false [2019-11-20 08:55:58,439 INFO L440 ceAbstractionStarter]: At program point L314-1(lines 1 939) the Hoare annotation is: (let ((.cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 (and .cse2 .cse3) .cse4) (and .cse1 (and .cse2 .cse5 .cse3) .cse4 .cse6) (and .cse2 .cse7 .cse5 .cse6 .cse3) (and .cse2 .cse0 .cse7 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4 0) .cse3 .cse6))) [2019-11-20 08:55:58,439 INFO L440 ceAbstractionStarter]: At program point L380-3(lines 375 383) the Hoare annotation is: false [2019-11-20 08:55:58,439 INFO L444 ceAbstractionStarter]: For program point L314-2(lines 314 331) no Hoare annotation was computed. [2019-11-20 08:55:58,439 INFO L440 ceAbstractionStarter]: At program point L380-4(lines 375 383) the Hoare annotation is: false [2019-11-20 08:55:58,439 INFO L440 ceAbstractionStarter]: At program point L314-3(lines 1 939) the Hoare annotation is: false [2019-11-20 08:55:58,439 INFO L440 ceAbstractionStarter]: At program point L380-5(lines 375 383) the Hoare annotation is: false [2019-11-20 08:55:58,439 INFO L444 ceAbstractionStarter]: For program point L314-4(lines 314 331) no Hoare annotation was computed. [2019-11-20 08:55:58,439 INFO L440 ceAbstractionStarter]: At program point L314-5(lines 1 939) the Hoare annotation is: false [2019-11-20 08:55:58,439 INFO L444 ceAbstractionStarter]: For program point L217(lines 217 221) no Hoare annotation was computed. [2019-11-20 08:55:58,439 INFO L444 ceAbstractionStarter]: For program point L217-2(lines 217 221) no Hoare annotation was computed. [2019-11-20 08:55:58,440 INFO L444 ceAbstractionStarter]: For program point L217-3(lines 217 221) no Hoare annotation was computed. [2019-11-20 08:55:58,440 INFO L444 ceAbstractionStarter]: For program point L217-5(lines 217 221) no Hoare annotation was computed. [2019-11-20 08:55:58,440 INFO L444 ceAbstractionStarter]: For program point L217-6(lines 217 221) no Hoare annotation was computed. [2019-11-20 08:55:58,440 INFO L444 ceAbstractionStarter]: For program point L217-8(lines 217 221) no Hoare annotation was computed. [2019-11-20 08:55:58,440 INFO L444 ceAbstractionStarter]: For program point L217-9(lines 217 221) no Hoare annotation was computed. [2019-11-20 08:55:58,440 INFO L444 ceAbstractionStarter]: For program point L217-11(lines 217 221) no Hoare annotation was computed. [2019-11-20 08:55:58,440 INFO L444 ceAbstractionStarter]: For program point L217-12(lines 217 221) no Hoare annotation was computed. [2019-11-20 08:55:58,449 INFO L444 ceAbstractionStarter]: For program point L217-14(lines 217 221) no Hoare annotation was computed. [2019-11-20 08:55:58,449 INFO L444 ceAbstractionStarter]: For program point L217-15(lines 217 221) no Hoare annotation was computed. [2019-11-20 08:55:58,450 INFO L444 ceAbstractionStarter]: For program point L217-17(lines 217 221) no Hoare annotation was computed. [2019-11-20 08:55:58,450 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 08:55:58,450 INFO L444 ceAbstractionStarter]: For program point L251(lines 251 257) no Hoare annotation was computed. [2019-11-20 08:55:58,453 INFO L440 ceAbstractionStarter]: At program point L251-1(lines 251 257) the Hoare annotation is: (let ((.cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 (and .cse2 .cse3) .cse4) (and .cse1 (and .cse2 .cse5 .cse3) .cse4 .cse6) (and .cse2 .cse7 .cse5 .cse6 .cse3) (and .cse2 .cse0 .cse7 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4 0) .cse3 .cse6))) [2019-11-20 08:55:58,454 INFO L444 ceAbstractionStarter]: For program point L119(lines 119 127) no Hoare annotation was computed. [2019-11-20 08:55:58,454 INFO L444 ceAbstractionStarter]: For program point L119-1(lines 119 127) no Hoare annotation was computed. [2019-11-20 08:55:58,454 INFO L444 ceAbstractionStarter]: For program point L119-2(lines 119 127) no Hoare annotation was computed. [2019-11-20 08:55:58,454 INFO L444 ceAbstractionStarter]: For program point L318(lines 318 328) no Hoare annotation was computed. [2019-11-20 08:55:58,454 INFO L444 ceAbstractionStarter]: For program point L318-2(lines 318 328) no Hoare annotation was computed. [2019-11-20 08:55:58,454 INFO L444 ceAbstractionStarter]: For program point L318-4(lines 318 328) no Hoare annotation was computed. [2019-11-20 08:55:58,454 INFO L444 ceAbstractionStarter]: For program point L319(lines 319 325) no Hoare annotation was computed. [2019-11-20 08:55:58,455 INFO L444 ceAbstractionStarter]: For program point L319-2(lines 319 325) no Hoare annotation was computed. [2019-11-20 08:55:58,455 INFO L444 ceAbstractionStarter]: For program point L319-4(lines 319 325) no Hoare annotation was computed. [2019-11-20 08:55:58,455 INFO L440 ceAbstractionStarter]: At program point L287(lines 240 288) the Hoare annotation is: false [2019-11-20 08:55:58,455 INFO L444 ceAbstractionStarter]: For program point L89(lines 89 106) no Hoare annotation was computed. [2019-11-20 08:55:58,455 INFO L444 ceAbstractionStarter]: For program point L89-1(lines 89 106) no Hoare annotation was computed. [2019-11-20 08:55:58,455 INFO L444 ceAbstractionStarter]: For program point L89-2(lines 89 106) no Hoare annotation was computed. [2019-11-20 08:55:58,455 INFO L444 ceAbstractionStarter]: For program point L89-3(lines 89 106) no Hoare annotation was computed. [2019-11-20 08:55:58,456 INFO L444 ceAbstractionStarter]: For program point L89-4(lines 89 106) no Hoare annotation was computed. [2019-11-20 08:55:58,456 INFO L444 ceAbstractionStarter]: For program point L89-5(lines 89 106) no Hoare annotation was computed. [2019-11-20 08:55:58,456 INFO L444 ceAbstractionStarter]: For program point L420(lines 420 426) no Hoare annotation was computed. [2019-11-20 08:55:58,456 INFO L444 ceAbstractionStarter]: For program point L420-1(lines 420 426) no Hoare annotation was computed. [2019-11-20 08:55:58,456 INFO L444 ceAbstractionStarter]: For program point L420-2(lines 420 426) no Hoare annotation was computed. [2019-11-20 08:55:58,456 INFO L444 ceAbstractionStarter]: For program point L420-3(lines 420 426) no Hoare annotation was computed. [2019-11-20 08:55:58,456 INFO L444 ceAbstractionStarter]: For program point L420-4(lines 420 426) no Hoare annotation was computed. [2019-11-20 08:55:58,457 INFO L444 ceAbstractionStarter]: For program point L420-5(lines 420 426) no Hoare annotation was computed. [2019-11-20 08:55:58,457 INFO L440 ceAbstractionStarter]: At program point L57(lines 56 75) the Hoare annotation is: (let ((.cse4 (= 1 ~systemActive~0)) (.cse7 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse1 (and .cse4 .cse7)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7) (and .cse4 .cse0 .cse5 .cse7) (and .cse4 .cse6 .cse7 .cse2 .cse3)))) [2019-11-20 08:55:58,457 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 57 63) no Hoare annotation was computed. [2019-11-20 08:55:58,457 INFO L440 ceAbstractionStarter]: At program point L57-2(lines 56 75) the Hoare annotation is: false [2019-11-20 08:55:58,457 INFO L440 ceAbstractionStarter]: At program point L57-3(lines 56 75) the Hoare annotation is: false [2019-11-20 08:55:58,457 INFO L440 ceAbstractionStarter]: At program point L817-2(lines 817 831) the Hoare annotation is: false [2019-11-20 08:55:58,458 INFO L444 ceAbstractionStarter]: For program point L355(lines 355 359) no Hoare annotation was computed. [2019-11-20 08:55:58,458 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 08:55:58,458 INFO L440 ceAbstractionStarter]: At program point L223(lines 208 226) the Hoare annotation is: false [2019-11-20 08:55:58,458 INFO L440 ceAbstractionStarter]: At program point L223-1(lines 208 226) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (and .cse0 .cse1 .cse3 (= 0 ~methAndRunningLastTime~0) .cse2) (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~2)) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0) .cse1 .cse2 .cse3))) [2019-11-20 08:55:58,458 INFO L440 ceAbstractionStarter]: At program point L223-2(lines 208 226) the Hoare annotation is: false [2019-11-20 08:55:58,458 INFO L440 ceAbstractionStarter]: At program point L223-3(lines 208 226) the Hoare annotation is: false [2019-11-20 08:55:58,459 INFO L440 ceAbstractionStarter]: At program point L223-4(lines 208 226) the Hoare annotation is: false [2019-11-20 08:55:58,459 INFO L440 ceAbstractionStarter]: At program point L223-5(lines 208 226) the Hoare annotation is: false [2019-11-20 08:55:58,459 INFO L444 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2019-11-20 08:55:58,459 INFO L440 ceAbstractionStarter]: At program point L159(lines 152 162) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (and .cse1 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2)) (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (and .cse1 .cse2) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) (= 1 ~methaneLevelCritical~0)))) [2019-11-20 08:55:58,459 INFO L440 ceAbstractionStarter]: At program point L159-1(lines 152 162) the Hoare annotation is: false [2019-11-20 08:55:58,460 INFO L444 ceAbstractionStarter]: For program point L93(lines 93 101) no Hoare annotation was computed. [2019-11-20 08:55:58,461 INFO L440 ceAbstractionStarter]: At program point L159-2(lines 152 162) the Hoare annotation is: false [2019-11-20 08:55:58,461 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 93 101) no Hoare annotation was computed. [2019-11-20 08:55:58,461 INFO L444 ceAbstractionStarter]: For program point L93-2(lines 93 101) no Hoare annotation was computed. [2019-11-20 08:55:58,461 INFO L444 ceAbstractionStarter]: For program point L93-3(lines 93 101) no Hoare annotation was computed. [2019-11-20 08:55:58,461 INFO L444 ceAbstractionStarter]: For program point L93-4(lines 93 101) no Hoare annotation was computed. [2019-11-20 08:55:58,461 INFO L444 ceAbstractionStarter]: For program point L93-5(lines 93 101) no Hoare annotation was computed. [2019-11-20 08:55:58,461 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 08:55:58,461 INFO L444 ceAbstractionStarter]: For program point L821(lines 821 825) no Hoare annotation was computed. [2019-11-20 08:55:58,462 INFO L444 ceAbstractionStarter]: For program point L821-1(lines 57 63) no Hoare annotation was computed. [2019-11-20 08:55:58,462 INFO L440 ceAbstractionStarter]: At program point L425(lines 416 429) the Hoare annotation is: false [2019-11-20 08:55:58,464 INFO L440 ceAbstractionStarter]: At program point L425-1(lines 416 429) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (and .cse0 .cse1 .cse3 (= 0 ~methAndRunningLastTime~0) .cse2) (and (and .cse0 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse1 .cse2) .cse3))) [2019-11-20 08:55:58,464 INFO L440 ceAbstractionStarter]: At program point L425-2(lines 416 429) the Hoare annotation is: false [2019-11-20 08:55:58,466 INFO L440 ceAbstractionStarter]: At program point L425-3(lines 416 429) the Hoare annotation is: false [2019-11-20 08:55:58,466 INFO L440 ceAbstractionStarter]: At program point L425-4(lines 416 429) the Hoare annotation is: false [2019-11-20 08:55:58,466 INFO L440 ceAbstractionStarter]: At program point L425-5(lines 416 429) the Hoare annotation is: false [2019-11-20 08:55:58,466 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 267) no Hoare annotation was computed. [2019-11-20 08:55:58,466 INFO L440 ceAbstractionStarter]: At program point L261-1(lines 261 267) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse7 (and .cse0 .cse3)) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse1 (= 0 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and (and .cse0 .cse2 .cse3) .cse5 .cse4) (and .cse6 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse7 .cse5) (and .cse6 .cse7 .cse5 .cse4) (and .cse0 .cse6 .cse1 .cse3)))) [2019-11-20 08:55:58,466 INFO L440 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (and .cse0 .cse1 .cse3)) (and .cse0 .cse4 .cse3 .cse5 (= 0 ~methAndRunningLastTime~0)) (and (and .cse0 .cse2 .cse3) .cse5))) [2019-11-20 08:55:58,467 INFO L440 ceAbstractionStarter]: At program point L64-1(lines 64 70) the Hoare annotation is: false [2019-11-20 08:55:58,467 INFO L440 ceAbstractionStarter]: At program point L64-2(lines 64 70) the Hoare annotation is: false [2019-11-20 08:55:58,467 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 08:55:58,467 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 435) no Hoare annotation was computed. [2019-11-20 08:55:58,467 INFO L444 ceAbstractionStarter]: For program point L892(lines 892 899) no Hoare annotation was computed. [2019-11-20 08:55:58,468 INFO L447 ceAbstractionStarter]: At program point L892-1(lines 892 899) the Hoare annotation is: true [2019-11-20 08:55:58,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 08:55:58 BoogieIcfgContainer [2019-11-20 08:55:58,520 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 08:55:58,521 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 08:55:58,521 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 08:55:58,521 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 08:55:58,522 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:55:53" (3/4) ... [2019-11-20 08:55:58,525 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 08:55:58,556 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-20 08:55:58,558 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-20 08:55:58,559 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-20 08:55:58,560 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 08:55:58,561 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 08:55:58,562 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 08:55:58,590 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 1 == \result) && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || ((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == splverifierCounter)) || ((((((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-20 08:55:58,591 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 1 == \result) && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || ((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == splverifierCounter)) || ((((((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-20 08:55:58,592 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((1 <= pumpRunning && 1 == \result) && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((1 <= pumpRunning && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == splverifierCounter) [2019-11-20 08:55:58,593 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 == \result) && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 <= pumpRunning && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || (((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) [2019-11-20 08:55:58,595 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && 1 <= pumpRunning) && 1 == \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter)) || ((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) [2019-11-20 08:55:58,596 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && 1 == \result) && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (1 <= pumpRunning && ((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) [2019-11-20 08:55:58,597 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (1 <= pumpRunning && ((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || ((((1 <= pumpRunning && 1 == \result) && 1 == systemActive && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical) [2019-11-20 08:55:58,599 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) && 0 == splverifierCounter)) || ((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-20 08:55:58,600 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && \result == 0) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && 1 <= pumpRunning) && 1 == \result) && 1 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-20 08:55:58,602 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) && 0 == splverifierCounter)) || ((((((0 == \result && 1 == systemActive) && !(0 == tmp)) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-20 08:55:58,710 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_526d9c8c-d3d1-48a6-a4b3-fb224012f8c0/bin/uautomizer/witness.graphml [2019-11-20 08:55:58,711 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 08:55:58,712 INFO L168 Benchmark]: Toolchain (without parser) took 6725.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 951.4 MB in the beginning and 879.8 MB in the end (delta: 71.6 MB). Peak memory consumption was 247.7 MB. Max. memory is 11.5 GB. [2019-11-20 08:55:58,712 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:55:58,713 INFO L168 Benchmark]: CACSL2BoogieTranslator took 540.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -157.2 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-20 08:55:58,713 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 08:55:58,714 INFO L168 Benchmark]: Boogie Preprocessor took 69.94 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:55:58,714 INFO L168 Benchmark]: RCFGBuilder took 878.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. [2019-11-20 08:55:58,715 INFO L168 Benchmark]: TraceAbstraction took 4961.31 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 55.6 MB). Free memory was 1.0 GB in the beginning and 894.5 MB in the end (delta: 132.7 MB). Peak memory consumption was 194.7 MB. Max. memory is 11.5 GB. [2019-11-20 08:55:58,715 INFO L168 Benchmark]: Witness Printer took 190.17 ms. Allocated memory is still 1.2 GB. Free memory was 894.5 MB in the beginning and 879.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2019-11-20 08:55:58,717 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 540.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -157.2 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.94 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 878.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4961.31 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 55.6 MB). Free memory was 1.0 GB in the beginning and 894.5 MB in the end (delta: 132.7 MB). Peak memory consumption was 194.7 MB. Max. memory is 11.5 GB. * Witness Printer took 190.17 ms. Allocated memory is still 1.2 GB. Free memory was 894.5 MB in the beginning and 879.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 435]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 435]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 435]: 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: 298]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 1 == \result) && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || ((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == splverifierCounter)) || ((((((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: (((((1 == systemActive && \result == 0) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && 1 <= pumpRunning) && 1 == \result) && 1 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) && 0 == splverifierCounter)) || ((((((0 == \result && 1 == systemActive) && !(0 == tmp)) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && 1 == \result) && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (1 <= pumpRunning && ((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 1 <= pumpRunning) && 1 == \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter)) || ((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((1 <= pumpRunning && 1 == \result) && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((1 <= pumpRunning && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == splverifierCounter) - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 1 == \result) && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || ((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == splverifierCounter)) || ((((((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 861]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (1 <= pumpRunning && ((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || ((((1 <= pumpRunning && 1 == \result) && 1 == systemActive && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical) - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || (1 <= pumpRunning && (1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) && 0 == splverifierCounter)) || ((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 == \result) && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 <= pumpRunning && 1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || (((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 115 locations, 3 error locations. Result: SAFE, OverallTime: 4.8s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.1s, HoareTripleCheckerStatistics: 1109 SDtfs, 1206 SDslu, 1628 SDs, 0 SdLazy, 221 SolverSat, 51 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 125 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=228occurred in iteration=10, 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, 12 MinimizatonAttempts, 874 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 104 NumberOfFragments, 743 HoareAnnotationTreeSize, 43 FomulaSimplifications, 142505 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 43 FomulaSimplificationsInter, 2681 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 456 NumberOfCodeBlocks, 456 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 443 ConstructedInterpolants, 0 QuantifiedInterpolants, 37160 SizeOfPredicates, 1 NumberOfNonLiveVariables, 422 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 56/65 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...