./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/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 06e9efb7ee4abc37e21a919ff8d0a93ec8f3ff5c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 22:41:43,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 22:41:43,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 22:41:43,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 22:41:43,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 22:41:43,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 22:41:43,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 22:41:43,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 22:41:43,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 22:41:43,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 22:41:43,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 22:41:43,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 22:41:43,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 22:41:43,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 22:41:43,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 22:41:43,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 22:41:43,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 22:41:43,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 22:41:43,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 22:41:43,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 22:41:43,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 22:41:43,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 22:41:43,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 22:41:43,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 22:41:43,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 22:41:43,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 22:41:43,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 22:41:43,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 22:41:43,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 22:41:43,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 22:41:43,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 22:41:43,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 22:41:43,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 22:41:43,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 22:41:43,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 22:41:43,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 22:41:43,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 22:41:43,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 22:41:43,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 22:41:43,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 22:41:43,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 22:41:43,742 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 22:41:43,756 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 22:41:43,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 22:41:43,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 22:41:43,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 22:41:43,758 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 22:41:43,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 22:41:43,759 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 22:41:43,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 22:41:43,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 22:41:43,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 22:41:43,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 22:41:43,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 22:41:43,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 22:41:43,760 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 22:41:43,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 22:41:43,761 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 22:41:43,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 22:41:43,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 22:41:43,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 22:41:43,762 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 22:41:43,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 22:41:43,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 22:41:43,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 22:41:43,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 22:41:43,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 22:41:43,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 22:41:43,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 22:41:43,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 22:41:43,764 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_5006f53a-8f51-4998-a7b3-748d045fea4c/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 -> 06e9efb7ee4abc37e21a919ff8d0a93ec8f3ff5c [2019-11-15 22:41:43,790 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 22:41:43,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 22:41:43,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 22:41:43,812 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 22:41:43,813 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 22:41:43,814 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2019-11-15 22:41:43,885 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/bin/uautomizer/data/c6e599cc5/bfc387e42aa54f45a7857ec913768906/FLAG01d69762c [2019-11-15 22:41:44,300 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 22:41:44,301 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2019-11-15 22:41:44,324 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/bin/uautomizer/data/c6e599cc5/bfc387e42aa54f45a7857ec913768906/FLAG01d69762c [2019-11-15 22:41:44,681 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/bin/uautomizer/data/c6e599cc5/bfc387e42aa54f45a7857ec913768906 [2019-11-15 22:41:44,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 22:41:44,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 22:41:44,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 22:41:44,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 22:41:44,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 22:41:44,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:41:44" (1/1) ... [2019-11-15 22:41:44,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e37240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:41:44, skipping insertion in model container [2019-11-15 22:41:44,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:41:44" (1/1) ... [2019-11-15 22:41:44,701 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 22:41:44,745 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 22:41:45,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:41:45,148 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 22:41:45,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:41:45,295 INFO L192 MainTranslator]: Completed translation [2019-11-15 22:41:45,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:41:45 WrapperNode [2019-11-15 22:41:45,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 22:41:45,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 22:41:45,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 22:41:45,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 22:41:45,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:41:45" (1/1) ... [2019-11-15 22:41:45,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:41:45" (1/1) ... [2019-11-15 22:41:45,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 22:41:45,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 22:41:45,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 22:41:45,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 22:41:45,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:41:45" (1/1) ... [2019-11-15 22:41:45,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:41:45" (1/1) ... [2019-11-15 22:41:45,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:41:45" (1/1) ... [2019-11-15 22:41:45,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:41:45" (1/1) ... [2019-11-15 22:41:45,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:41:45" (1/1) ... [2019-11-15 22:41:45,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:41:45" (1/1) ... [2019-11-15 22:41:45,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:41:45" (1/1) ... [2019-11-15 22:41:45,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 22:41:45,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 22:41:45,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 22:41:45,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 22:41:45,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:41:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/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 [2019-11-15 22:41:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 22:41:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-15 22:41:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 22:41:45,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 22:41:46,456 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 22:41:46,456 INFO L284 CfgBuilder]: Removed 160 assume(true) statements. [2019-11-15 22:41:46,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:41:46 BoogieIcfgContainer [2019-11-15 22:41:46,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 22:41:46,458 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 22:41:46,458 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 22:41:46,461 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 22:41:46,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:41:44" (1/3) ... [2019-11-15 22:41:46,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2beed3ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:41:46, skipping insertion in model container [2019-11-15 22:41:46,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:41:45" (2/3) ... [2019-11-15 22:41:46,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2beed3ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:41:46, skipping insertion in model container [2019-11-15 22:41:46,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:41:46" (3/3) ... [2019-11-15 22:41:46,465 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product30.cil.c [2019-11-15 22:41:46,479 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 22:41:46,492 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-15 22:41:46,499 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-15 22:41:46,523 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 22:41:46,524 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 22:41:46,524 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 22:41:46,524 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 22:41:46,524 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 22:41:46,525 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 22:41:46,525 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 22:41:46,525 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 22:41:46,547 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2019-11-15 22:41:46,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-15 22:41:46,556 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:41:46,557 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:41:46,561 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 22:41:46,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:41:46,568 INFO L82 PathProgramCache]: Analyzing trace with hash -509663600, now seen corresponding path program 1 times [2019-11-15 22:41:46,580 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:41:46,580 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188775465] [2019-11-15 22:41:46,581 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:41:46,581 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:41:46,581 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:41:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:41:46,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:41:46,826 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188775465] [2019-11-15 22:41:46,827 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:41:46,827 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 22:41:46,828 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419656627] [2019-11-15 22:41:46,832 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 22:41:46,832 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:41:46,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 22:41:46,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 22:41:46,844 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2019-11-15 22:41:46,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:41:46,878 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2019-11-15 22:41:46,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 22:41:46,880 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-15 22:41:46,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:41:46,890 INFO L225 Difference]: With dead ends: 211 [2019-11-15 22:41:46,891 INFO L226 Difference]: Without dead ends: 105 [2019-11-15 22:41:46,894 INFO L600 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 [2019-11-15 22:41:46,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-11-15 22:41:46,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2019-11-15 22:41:46,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-11-15 22:41:46,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2019-11-15 22:41:46,938 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2019-11-15 22:41:46,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:41:46,938 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2019-11-15 22:41:46,938 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 22:41:46,939 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2019-11-15 22:41:46,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-15 22:41:46,940 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:41:46,940 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:41:46,940 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 22:41:46,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:41:46,941 INFO L82 PathProgramCache]: Analyzing trace with hash -890511133, now seen corresponding path program 1 times [2019-11-15 22:41:46,941 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:41:46,941 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531258004] [2019-11-15 22:41:46,941 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:41:46,941 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:41:46,942 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:41:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:41:47,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:41:47,046 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531258004] [2019-11-15 22:41:47,046 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:41:47,046 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 22:41:47,046 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813919172] [2019-11-15 22:41:47,048 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 22:41:47,048 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:41:47,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 22:41:47,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 22:41:47,049 INFO L87 Difference]: Start difference. First operand 105 states and 151 transitions. Second operand 3 states. [2019-11-15 22:41:47,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:41:47,061 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2019-11-15 22:41:47,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 22:41:47,062 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-15 22:41:47,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:41:47,063 INFO L225 Difference]: With dead ends: 105 [2019-11-15 22:41:47,063 INFO L226 Difference]: Without dead ends: 45 [2019-11-15 22:41:47,064 INFO L600 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 [2019-11-15 22:41:47,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-11-15 22:41:47,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-11-15 22:41:47,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-11-15 22:41:47,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2019-11-15 22:41:47,070 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2019-11-15 22:41:47,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:41:47,071 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2019-11-15 22:41:47,071 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 22:41:47,071 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2019-11-15 22:41:47,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-15 22:41:47,072 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:41:47,072 INFO L380 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] [2019-11-15 22:41:47,073 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 22:41:47,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:41:47,073 INFO L82 PathProgramCache]: Analyzing trace with hash -1279741385, now seen corresponding path program 1 times [2019-11-15 22:41:47,073 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:41:47,073 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398276042] [2019-11-15 22:41:47,074 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:41:47,074 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:41:47,074 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:41:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:41:47,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:41:47,166 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398276042] [2019-11-15 22:41:47,167 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:41:47,167 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 22:41:47,167 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397703571] [2019-11-15 22:41:47,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 22:41:47,168 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:41:47,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 22:41:47,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 22:41:47,168 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 3 states. [2019-11-15 22:41:47,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:41:47,212 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2019-11-15 22:41:47,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 22:41:47,212 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-15 22:41:47,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:41:47,213 INFO L225 Difference]: With dead ends: 83 [2019-11-15 22:41:47,214 INFO L226 Difference]: Without dead ends: 45 [2019-11-15 22:41:47,214 INFO L600 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 [2019-11-15 22:41:47,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-11-15 22:41:47,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-11-15 22:41:47,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-11-15 22:41:47,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2019-11-15 22:41:47,220 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2019-11-15 22:41:47,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:41:47,220 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2019-11-15 22:41:47,221 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 22:41:47,221 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2019-11-15 22:41:47,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-15 22:41:47,222 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:41:47,222 INFO L380 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] [2019-11-15 22:41:47,222 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 22:41:47,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:41:47,222 INFO L82 PathProgramCache]: Analyzing trace with hash 1716158697, now seen corresponding path program 1 times [2019-11-15 22:41:47,223 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:41:47,223 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128884024] [2019-11-15 22:41:47,223 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:41:47,223 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:41:47,223 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:41:47,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:41:47,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:41:47,330 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128884024] [2019-11-15 22:41:47,330 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:41:47,331 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 22:41:47,331 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423003084] [2019-11-15 22:41:47,331 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 22:41:47,331 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:41:47,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 22:41:47,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 22:41:47,332 INFO L87 Difference]: Start difference. First operand 45 states and 63 transitions. Second operand 5 states. [2019-11-15 22:41:47,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:41:47,513 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2019-11-15 22:41:47,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 22:41:47,514 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-11-15 22:41:47,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:41:47,516 INFO L225 Difference]: With dead ends: 207 [2019-11-15 22:41:47,516 INFO L226 Difference]: Without dead ends: 169 [2019-11-15 22:41:47,517 INFO L600 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 [2019-11-15 22:41:47,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2019-11-15 22:41:47,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2019-11-15 22:41:47,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2019-11-15 22:41:47,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2019-11-15 22:41:47,537 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2019-11-15 22:41:47,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:41:47,537 INFO L462 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2019-11-15 22:41:47,537 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 22:41:47,538 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2019-11-15 22:41:47,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-15 22:41:47,539 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:41:47,539 INFO L380 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] [2019-11-15 22:41:47,539 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 22:41:47,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:41:47,540 INFO L82 PathProgramCache]: Analyzing trace with hash 700064625, now seen corresponding path program 1 times [2019-11-15 22:41:47,540 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:41:47,540 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127665696] [2019-11-15 22:41:47,540 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:41:47,540 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:41:47,540 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:41:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:41:47,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:41:47,681 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127665696] [2019-11-15 22:41:47,682 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:41:47,682 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 22:41:47,682 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311545915] [2019-11-15 22:41:47,682 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 22:41:47,683 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:41:47,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 22:41:47,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 22:41:47,683 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand 5 states. [2019-11-15 22:41:47,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:41:47,909 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2019-11-15 22:41:47,909 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 22:41:47,910 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2019-11-15 22:41:47,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:41:47,910 INFO L225 Difference]: With dead ends: 176 [2019-11-15 22:41:47,910 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 22:41:47,912 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-15 22:41:47,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 22:41:47,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 22:41:47,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 22:41:47,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 22:41:47,913 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2019-11-15 22:41:47,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:41:47,913 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 22:41:47,913 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 22:41:47,913 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 22:41:47,913 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 22:41:47,919 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 22:41:48,250 INFO L443 ceAbstractionStarter]: For program point L533(lines 533 540) no Hoare annotation was computed. [2019-11-15 22:41:48,250 INFO L446 ceAbstractionStarter]: At program point L533-1(lines 533 540) the Hoare annotation is: true [2019-11-15 22:41:48,251 INFO L443 ceAbstractionStarter]: For program point L897(lines 897 901) no Hoare annotation was computed. [2019-11-15 22:41:48,251 INFO L443 ceAbstractionStarter]: For program point L897-2(lines 897 901) no Hoare annotation was computed. [2019-11-15 22:41:48,251 INFO L443 ceAbstractionStarter]: For program point L897-3(lines 897 901) no Hoare annotation was computed. [2019-11-15 22:41:48,251 INFO L443 ceAbstractionStarter]: For program point L897-5(lines 897 901) no Hoare annotation was computed. [2019-11-15 22:41:48,251 INFO L443 ceAbstractionStarter]: For program point L897-6(lines 897 901) no Hoare annotation was computed. [2019-11-15 22:41:48,251 INFO L443 ceAbstractionStarter]: For program point L897-8(lines 897 901) no Hoare annotation was computed. [2019-11-15 22:41:48,252 INFO L443 ceAbstractionStarter]: For program point L897-9(lines 897 901) no Hoare annotation was computed. [2019-11-15 22:41:48,252 INFO L443 ceAbstractionStarter]: For program point L897-11(lines 897 901) no Hoare annotation was computed. [2019-11-15 22:41:48,252 INFO L443 ceAbstractionStarter]: For program point L897-12(lines 897 901) no Hoare annotation was computed. [2019-11-15 22:41:48,252 INFO L443 ceAbstractionStarter]: For program point L897-14(lines 897 901) no Hoare annotation was computed. [2019-11-15 22:41:48,252 INFO L443 ceAbstractionStarter]: For program point L897-15(lines 897 901) no Hoare annotation was computed. [2019-11-15 22:41:48,252 INFO L443 ceAbstractionStarter]: For program point L897-17(lines 897 901) no Hoare annotation was computed. [2019-11-15 22:41:48,252 INFO L439 ceAbstractionStarter]: At program point L931(lines 926 933) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-15 22:41:48,253 INFO L439 ceAbstractionStarter]: At program point L700(lines 651 701) the Hoare annotation is: false [2019-11-15 22:41:48,253 INFO L439 ceAbstractionStarter]: At program point L636(lines 631 639) the Hoare annotation is: false [2019-11-15 22:41:48,253 INFO L439 ceAbstractionStarter]: At program point L636-1(lines 631 639) the Hoare annotation is: false [2019-11-15 22:41:48,253 INFO L443 ceAbstractionStarter]: For program point L570(lines 570 574) no Hoare annotation was computed. [2019-11-15 22:41:48,253 INFO L439 ceAbstractionStarter]: At program point L636-2(lines 631 639) the Hoare annotation is: false [2019-11-15 22:41:48,254 INFO L439 ceAbstractionStarter]: At program point L636-3(lines 631 639) the Hoare annotation is: false [2019-11-15 22:41:48,254 INFO L439 ceAbstractionStarter]: At program point L636-4(lines 631 639) the Hoare annotation is: false [2019-11-15 22:41:48,254 INFO L439 ceAbstractionStarter]: At program point L636-5(lines 631 639) the Hoare annotation is: false [2019-11-15 22:41:48,255 INFO L439 ceAbstractionStarter]: At program point L439(lines 434 442) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-15 22:41:48,255 INFO L439 ceAbstractionStarter]: At program point L903(lines 888 906) the Hoare annotation is: false [2019-11-15 22:41:48,255 INFO L439 ceAbstractionStarter]: At program point L903-1(lines 888 906) the Hoare annotation is: false [2019-11-15 22:41:48,255 INFO L439 ceAbstractionStarter]: At program point L903-2(lines 888 906) the Hoare annotation is: false [2019-11-15 22:41:48,256 INFO L439 ceAbstractionStarter]: At program point L903-3(lines 888 906) the Hoare annotation is: false [2019-11-15 22:41:48,256 INFO L439 ceAbstractionStarter]: At program point L903-4(lines 888 906) the Hoare annotation is: false [2019-11-15 22:41:48,256 INFO L439 ceAbstractionStarter]: At program point L903-5(lines 888 906) the Hoare annotation is: false [2019-11-15 22:41:48,256 INFO L443 ceAbstractionStarter]: For program point L672(lines 672 678) no Hoare annotation was computed. [2019-11-15 22:41:48,256 INFO L439 ceAbstractionStarter]: At program point L672-1(lines 672 678) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 22:41:48,257 INFO L439 ceAbstractionStarter]: At program point L507(lines 503 509) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-15 22:41:48,257 INFO L439 ceAbstractionStarter]: At program point L839(lines 832 842) the Hoare annotation is: false [2019-11-15 22:41:48,257 INFO L439 ceAbstractionStarter]: At program point L839-1(lines 832 842) the Hoare annotation is: false [2019-11-15 22:41:48,257 INFO L439 ceAbstractionStarter]: At program point L839-2(lines 832 842) the Hoare annotation is: false [2019-11-15 22:41:48,258 INFO L446 ceAbstractionStarter]: At program point L542(lines 523 545) the Hoare annotation is: true [2019-11-15 22:41:48,258 INFO L443 ceAbstractionStarter]: For program point L942(lines 942 959) no Hoare annotation was computed. [2019-11-15 22:41:48,258 INFO L439 ceAbstractionStarter]: At program point L942-1(lines 1 962) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 22:41:48,258 INFO L443 ceAbstractionStarter]: For program point L942-2(lines 942 959) no Hoare annotation was computed. [2019-11-15 22:41:48,258 INFO L439 ceAbstractionStarter]: At program point L942-3(lines 1 962) the Hoare annotation is: false [2019-11-15 22:41:48,259 INFO L443 ceAbstractionStarter]: For program point L942-4(lines 942 959) no Hoare annotation was computed. [2019-11-15 22:41:48,259 INFO L439 ceAbstractionStarter]: At program point L942-5(lines 1 962) the Hoare annotation is: false [2019-11-15 22:41:48,259 INFO L443 ceAbstractionStarter]: For program point L778(lines 778 795) no Hoare annotation was computed. [2019-11-15 22:41:48,259 INFO L443 ceAbstractionStarter]: For program point L778-1(lines 778 795) no Hoare annotation was computed. [2019-11-15 22:41:48,259 INFO L443 ceAbstractionStarter]: For program point L778-2(lines 778 795) no Hoare annotation was computed. [2019-11-15 22:41:48,260 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 22:41:48,260 INFO L443 ceAbstractionStarter]: For program point L582(lines 582 586) no Hoare annotation was computed. [2019-11-15 22:41:48,260 INFO L443 ceAbstractionStarter]: For program point L946(lines 946 956) no Hoare annotation was computed. [2019-11-15 22:41:48,260 INFO L443 ceAbstractionStarter]: For program point L946-2(lines 946 956) no Hoare annotation was computed. [2019-11-15 22:41:48,260 INFO L443 ceAbstractionStarter]: For program point L946-4(lines 946 956) no Hoare annotation was computed. [2019-11-15 22:41:48,261 INFO L443 ceAbstractionStarter]: For program point L682(lines 682 695) no Hoare annotation was computed. [2019-11-15 22:41:48,261 INFO L443 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2019-11-15 22:41:48,261 INFO L443 ceAbstractionStarter]: For program point L947-2(lines 947 953) no Hoare annotation was computed. [2019-11-15 22:41:48,261 INFO L439 ceAbstractionStarter]: At program point L848(lines 843 851) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 22:41:48,261 INFO L439 ceAbstractionStarter]: At program point L848-1(lines 843 851) the Hoare annotation is: false [2019-11-15 22:41:48,262 INFO L443 ceAbstractionStarter]: For program point L947-4(lines 947 953) no Hoare annotation was computed. [2019-11-15 22:41:48,262 INFO L443 ceAbstractionStarter]: For program point L782(lines 782 790) no Hoare annotation was computed. [2019-11-15 22:41:48,262 INFO L439 ceAbstractionStarter]: At program point L848-2(lines 843 851) the Hoare annotation is: false [2019-11-15 22:41:48,262 INFO L443 ceAbstractionStarter]: For program point L782-1(lines 782 790) no Hoare annotation was computed. [2019-11-15 22:41:48,262 INFO L443 ceAbstractionStarter]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2019-11-15 22:41:48,263 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 22:41:48,263 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 769) no Hoare annotation was computed. [2019-11-15 22:41:48,263 INFO L443 ceAbstractionStarter]: For program point L752-1(lines 752 769) no Hoare annotation was computed. [2019-11-15 22:41:48,263 INFO L443 ceAbstractionStarter]: For program point L752-2(lines 752 769) no Hoare annotation was computed. [2019-11-15 22:41:48,263 INFO L443 ceAbstractionStarter]: For program point L653(lines 652 699) no Hoare annotation was computed. [2019-11-15 22:41:48,264 INFO L443 ceAbstractionStarter]: For program point L752-3(lines 752 769) no Hoare annotation was computed. [2019-11-15 22:41:48,264 INFO L443 ceAbstractionStarter]: For program point L752-4(lines 752 769) no Hoare annotation was computed. [2019-11-15 22:41:48,264 INFO L443 ceAbstractionStarter]: For program point L752-5(lines 752 769) no Hoare annotation was computed. [2019-11-15 22:41:48,264 INFO L439 ceAbstractionStarter]: At program point L720(lines 719 738) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 22:41:48,264 INFO L443 ceAbstractionStarter]: For program point L720-1(lines 720 726) no Hoare annotation was computed. [2019-11-15 22:41:48,264 INFO L443 ceAbstractionStarter]: For program point L654(lines 654 658) no Hoare annotation was computed. [2019-11-15 22:41:48,265 INFO L439 ceAbstractionStarter]: At program point L720-2(lines 719 738) the Hoare annotation is: false [2019-11-15 22:41:48,265 INFO L439 ceAbstractionStarter]: At program point L720-3(lines 719 738) the Hoare annotation is: false [2019-11-15 22:41:48,265 INFO L439 ceAbstractionStarter]: At program point L456-2(lines 456 470) the Hoare annotation is: false [2019-11-15 22:41:48,265 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 920) no Hoare annotation was computed. [2019-11-15 22:41:48,266 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-15 22:41:48,266 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 22:41:48,266 INFO L443 ceAbstractionStarter]: For program point L920(line 920) no Hoare annotation was computed. [2019-11-15 22:41:48,266 INFO L443 ceAbstractionStarter]: For program point L920-1(line 920) no Hoare annotation was computed. [2019-11-15 22:41:48,266 INFO L443 ceAbstractionStarter]: For program point L920-2(line 920) no Hoare annotation was computed. [2019-11-15 22:41:48,267 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 920) no Hoare annotation was computed. [2019-11-15 22:41:48,271 INFO L443 ceAbstractionStarter]: For program point L756(lines 756 764) no Hoare annotation was computed. [2019-11-15 22:41:48,271 INFO L443 ceAbstractionStarter]: For program point L756-1(lines 756 764) no Hoare annotation was computed. [2019-11-15 22:41:48,271 INFO L443 ceAbstractionStarter]: For program point L690(lines 690 694) no Hoare annotation was computed. [2019-11-15 22:41:48,272 INFO L443 ceAbstractionStarter]: For program point L756-2(lines 756 764) no Hoare annotation was computed. [2019-11-15 22:41:48,272 INFO L443 ceAbstractionStarter]: For program point L756-3(lines 756 764) no Hoare annotation was computed. [2019-11-15 22:41:48,272 INFO L439 ceAbstractionStarter]: At program point L690-2(lines 720 726) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 22:41:48,272 INFO L443 ceAbstractionStarter]: For program point L756-4(lines 756 764) no Hoare annotation was computed. [2019-11-15 22:41:48,272 INFO L443 ceAbstractionStarter]: For program point L756-5(lines 756 764) no Hoare annotation was computed. [2019-11-15 22:41:48,272 INFO L443 ceAbstractionStarter]: For program point L558(lines 558 562) no Hoare annotation was computed. [2019-11-15 22:41:48,273 INFO L443 ceAbstractionStarter]: For program point L558-3(lines 558 562) no Hoare annotation was computed. [2019-11-15 22:41:48,273 INFO L443 ceAbstractionStarter]: For program point L558-6(lines 558 562) no Hoare annotation was computed. [2019-11-15 22:41:48,273 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 464) no Hoare annotation was computed. [2019-11-15 22:41:48,274 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 720 726) no Hoare annotation was computed. [2019-11-15 22:41:48,274 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 22:41:48,274 INFO L439 ceAbstractionStarter]: At program point L727(lines 727 733) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 22:41:48,275 INFO L439 ceAbstractionStarter]: At program point L727-1(lines 727 733) the Hoare annotation is: false [2019-11-15 22:41:48,275 INFO L439 ceAbstractionStarter]: At program point L727-2(lines 727 733) the Hoare annotation is: false [2019-11-15 22:41:48,275 INFO L439 ceAbstractionStarter]: At program point L595(lines 590 598) the Hoare annotation is: false [2019-11-15 22:41:48,275 INFO L439 ceAbstractionStarter]: At program point L595-1(lines 590 598) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 22:41:48,275 INFO L439 ceAbstractionStarter]: At program point L595-2(lines 590 598) the Hoare annotation is: false [2019-11-15 22:41:48,275 INFO L439 ceAbstractionStarter]: At program point L595-3(lines 590 598) the Hoare annotation is: false [2019-11-15 22:41:48,276 INFO L439 ceAbstractionStarter]: At program point L595-4(lines 590 598) the Hoare annotation is: false [2019-11-15 22:41:48,276 INFO L439 ceAbstractionStarter]: At program point L595-5(lines 590 598) the Hoare annotation is: false [2019-11-15 22:41:48,276 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 920) no Hoare annotation was computed. [2019-11-15 22:41:48,276 INFO L443 ceAbstractionStarter]: For program point L662(lines 662 668) no Hoare annotation was computed. [2019-11-15 22:41:48,276 INFO L439 ceAbstractionStarter]: At program point L662-1(lines 662 668) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 22:41:48,277 INFO L439 ceAbstractionStarter]: At program point L431(lines 1 962) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-15 22:41:48,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 10:41:48 BoogieIcfgContainer [2019-11-15 22:41:48,307 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 22:41:48,307 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 22:41:48,307 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 22:41:48,307 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 22:41:48,308 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:41:46" (3/4) ... [2019-11-15 22:41:48,315 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 22:41:48,345 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-15 22:41:48,346 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-15 22:41:48,348 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-15 22:41:48,349 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-15 22:41:48,350 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 22:41:48,351 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 22:41:48,411 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 22:41:48,508 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_5006f53a-8f51-4998-a7b3-748d045fea4c/bin/uautomizer/witness.graphml [2019-11-15 22:41:48,508 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 22:41:48,510 INFO L168 Benchmark]: Toolchain (without parser) took 3825.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 943.4 MB in the beginning and 912.5 MB in the end (delta: 30.9 MB). Peak memory consumption was 178.2 MB. Max. memory is 11.5 GB. [2019-11-15 22:41:48,511 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:41:48,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -185.3 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-15 22:41:48,511 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:41:48,512 INFO L168 Benchmark]: Boogie Preprocessor took 73.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-15 22:41:48,512 INFO L168 Benchmark]: RCFGBuilder took 1011.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 62.0 MB). Peak memory consumption was 62.0 MB. Max. memory is 11.5 GB. [2019-11-15 22:41:48,512 INFO L168 Benchmark]: TraceAbstraction took 1848.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 919.2 MB in the end (delta: 135.3 MB). Peak memory consumption was 135.3 MB. Max. memory is 11.5 GB. [2019-11-15 22:41:48,513 INFO L168 Benchmark]: Witness Printer took 201.58 ms. Allocated memory is still 1.2 GB. Free memory was 919.2 MB in the beginning and 912.5 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-15 22:41:48,515 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 610.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -185.3 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1011.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 62.0 MB). Peak memory consumption was 62.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1848.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 919.2 MB in the end (delta: 135.3 MB). Peak memory consumption was 135.3 MB. Max. memory is 11.5 GB. * Witness Printer took 201.58 ms. Allocated memory is still 1.2 GB. Free memory was 919.2 MB in the beginning and 912.5 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 920]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 920]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 920]: 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: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 3 error locations. Result: SAFE, OverallTime: 1.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 429 SDtfs, 388 SDslu, 363 SDs, 0 SdLazy, 62 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 85 NumberOfFragments, 155 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1172 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 147 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 4905 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...