./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be57a8909169924934bb5133fe0a47f53bebc905 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:20:28,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:20:28,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:20:28,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:20:28,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:20:28,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:20:28,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:20:28,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:20:28,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:20:28,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:20:28,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:20:28,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:20:28,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:20:28,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:20:28,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:20:28,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:20:28,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:20:28,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:20:28,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:20:28,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:20:28,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:20:28,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:20:28,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:20:28,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:20:28,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:20:28,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:20:28,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:20:28,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:20:28,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:20:28,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:20:28,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:20:28,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:20:28,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:20:28,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:20:28,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:20:28,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:20:28,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:20:28,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:20:28,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:20:28,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:20:28,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:20:28,465 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:20:28,490 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:20:28,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:20:28,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:20:28,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:20:28,493 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:20:28,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:20:28,493 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:20:28,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:20:28,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:20:28,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:20:28,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:20:28,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:20:28,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:20:28,495 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:20:28,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:20:28,496 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:20:28,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:20:28,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:20:28,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:20:28,497 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:20:28,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:20:28,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:20:28,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:20:28,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:20:28,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:20:28,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:20:28,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:20:28,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:20:28,499 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:20:28,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be57a8909169924934bb5133fe0a47f53bebc905 [2020-11-28 03:20:28,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:20:28,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:20:28,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:20:28,833 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:20:28,835 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:20:28,837 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2020-11-28 03:20:28,919 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer/data/0cf706815/6867f0ab1bde449eb84bec76110f82bd/FLAGf933487dc [2020-11-28 03:20:29,463 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:20:29,464 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2020-11-28 03:20:29,478 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer/data/0cf706815/6867f0ab1bde449eb84bec76110f82bd/FLAGf933487dc [2020-11-28 03:20:29,776 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer/data/0cf706815/6867f0ab1bde449eb84bec76110f82bd [2020-11-28 03:20:29,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:20:29,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:20:29,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:29,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:20:29,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:20:29,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:29" (1/1) ... [2020-11-28 03:20:29,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2610f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:29, skipping insertion in model container [2020-11-28 03:20:29,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:29" (1/1) ... [2020-11-28 03:20:29,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:20:29,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:20:30,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:20:30,328 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:20:30,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:20:30,488 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:20:30,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:30 WrapperNode [2020-11-28 03:20:30,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:30,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:20:30,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:20:30,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:20:30,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:30" (1/1) ... [2020-11-28 03:20:30,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:30" (1/1) ... [2020-11-28 03:20:30,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:20:30,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:20:30,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:20:30,594 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:20:30,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:30" (1/1) ... [2020-11-28 03:20:30,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:30" (1/1) ... [2020-11-28 03:20:30,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:30" (1/1) ... [2020-11-28 03:20:30,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:30" (1/1) ... [2020-11-28 03:20:30,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:30" (1/1) ... [2020-11-28 03:20:30,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:30" (1/1) ... [2020-11-28 03:20:30,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:30" (1/1) ... [2020-11-28 03:20:30,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:20:30,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:20:30,676 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:20:30,676 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:20:30,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:20:30,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:20:30,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:20:30,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:20:30,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:20:31,932 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:20:31,934 INFO L298 CfgBuilder]: Removed 166 assume(true) statements. [2020-11-28 03:20:31,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:31 BoogieIcfgContainer [2020-11-28 03:20:31,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:20:31,942 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:20:31,943 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:20:31,948 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:20:31,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:20:29" (1/3) ... [2020-11-28 03:20:31,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75188ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:20:31, skipping insertion in model container [2020-11-28 03:20:31,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:30" (2/3) ... [2020-11-28 03:20:31,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75188ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:20:31, skipping insertion in model container [2020-11-28 03:20:31,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:31" (3/3) ... [2020-11-28 03:20:31,952 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product31.cil.c [2020-11-28 03:20:31,966 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:20:31,974 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:20:31,989 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:20:32,032 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:20:32,032 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:20:32,032 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:20:32,033 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:20:32,033 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:20:32,033 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:20:32,033 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:20:32,033 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:20:32,053 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2020-11-28 03:20:32,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 03:20:32,060 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:20:32,061 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:20:32,062 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:20:32,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:20:32,068 INFO L82 PathProgramCache]: Analyzing trace with hash -2110279171, now seen corresponding path program 1 times [2020-11-28 03:20:32,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:20:32,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458561512] [2020-11-28 03:20:32,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:20:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:20:32,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:20:32,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458561512] [2020-11-28 03:20:32,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:20:32,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:20:32,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544890456] [2020-11-28 03:20:32,424 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:20:32,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:20:32,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:20:32,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:20:32,440 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 2 states. [2020-11-28 03:20:32,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:20:32,496 INFO L93 Difference]: Finished difference Result 211 states and 314 transitions. [2020-11-28 03:20:32,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:20:32,498 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-28 03:20:32,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:20:32,515 INFO L225 Difference]: With dead ends: 211 [2020-11-28 03:20:32,515 INFO L226 Difference]: Without dead ends: 103 [2020-11-28 03:20:32,529 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:20:32,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-11-28 03:20:32,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-11-28 03:20:32,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-11-28 03:20:32,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2020-11-28 03:20:32,594 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2020-11-28 03:20:32,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:20:32,595 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2020-11-28 03:20:32,596 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:20:32,597 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-11-28 03:20:32,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 03:20:32,601 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:20:32,601 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:20:32,601 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:20:32,601 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:20:32,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:20:32,602 INFO L82 PathProgramCache]: Analyzing trace with hash 1364569740, now seen corresponding path program 1 times [2020-11-28 03:20:32,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:20:32,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984819615] [2020-11-28 03:20:32,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:20:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:20:32,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:20:32,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984819615] [2020-11-28 03:20:32,754 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:20:32,754 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:20:32,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124469355] [2020-11-28 03:20:32,756 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:20:32,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:20:32,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:20:32,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:20:32,758 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 3 states. [2020-11-28 03:20:32,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:20:32,781 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2020-11-28 03:20:32,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:20:32,782 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-11-28 03:20:32,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:20:32,783 INFO L225 Difference]: With dead ends: 103 [2020-11-28 03:20:32,784 INFO L226 Difference]: Without dead ends: 45 [2020-11-28 03:20:32,785 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:20:32,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-11-28 03:20:32,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-11-28 03:20:32,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-11-28 03:20:32,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2020-11-28 03:20:32,799 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2020-11-28 03:20:32,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:20:32,799 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2020-11-28 03:20:32,800 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:20:32,800 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-11-28 03:20:32,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 03:20:32,801 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:20:32,801 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:20:32,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:20:32,801 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:20:32,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:20:32,802 INFO L82 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2020-11-28 03:20:32,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:20:32,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369358833] [2020-11-28 03:20:32,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:20:32,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:20:32,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:20:32,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369358833] [2020-11-28 03:20:32,946 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:20:32,946 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:20:32,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266808342] [2020-11-28 03:20:32,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:20:32,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:20:32,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:20:32,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:20:32,949 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 3 states. [2020-11-28 03:20:32,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:20:32,982 INFO L93 Difference]: Finished difference Result 123 states and 180 transitions. [2020-11-28 03:20:32,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:20:32,985 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-11-28 03:20:32,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:20:32,988 INFO L225 Difference]: With dead ends: 123 [2020-11-28 03:20:32,989 INFO L226 Difference]: Without dead ends: 84 [2020-11-28 03:20:32,990 INFO L677 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 [2020-11-28 03:20:32,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-11-28 03:20:33,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 80. [2020-11-28 03:20:33,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2020-11-28 03:20:33,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 117 transitions. [2020-11-28 03:20:33,015 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 117 transitions. Word has length 22 [2020-11-28 03:20:33,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:20:33,015 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 117 transitions. [2020-11-28 03:20:33,015 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:20:33,015 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2020-11-28 03:20:33,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 03:20:33,016 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:20:33,016 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:20:33,016 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:20:33,017 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:20:33,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:20:33,017 INFO L82 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2020-11-28 03:20:33,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:20:33,018 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754830566] [2020-11-28 03:20:33,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:20:33,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:20:33,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:20:33,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754830566] [2020-11-28 03:20:33,160 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:20:33,160 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:20:33,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978673053] [2020-11-28 03:20:33,161 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:20:33,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:20:33,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:20:33,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:20:33,162 INFO L87 Difference]: Start difference. First operand 80 states and 117 transitions. Second operand 6 states. [2020-11-28 03:20:33,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:20:33,537 INFO L93 Difference]: Finished difference Result 516 states and 785 transitions. [2020-11-28 03:20:33,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 03:20:33,540 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-11-28 03:20:33,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:20:33,547 INFO L225 Difference]: With dead ends: 516 [2020-11-28 03:20:33,547 INFO L226 Difference]: Without dead ends: 442 [2020-11-28 03:20:33,551 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2020-11-28 03:20:33,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2020-11-28 03:20:33,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 146. [2020-11-28 03:20:33,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-11-28 03:20:33,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 215 transitions. [2020-11-28 03:20:33,587 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 215 transitions. Word has length 24 [2020-11-28 03:20:33,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:20:33,587 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 215 transitions. [2020-11-28 03:20:33,587 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:20:33,588 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 215 transitions. [2020-11-28 03:20:33,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 03:20:33,589 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:20:33,590 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:20:33,590 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:20:33,590 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:20:33,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:20:33,591 INFO L82 PathProgramCache]: Analyzing trace with hash 576039046, now seen corresponding path program 1 times [2020-11-28 03:20:33,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:20:33,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307719765] [2020-11-28 03:20:33,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:20:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:20:33,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:20:33,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307719765] [2020-11-28 03:20:33,676 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:20:33,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:20:33,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937486657] [2020-11-28 03:20:33,677 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:20:33,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:20:33,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:20:33,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:20:33,678 INFO L87 Difference]: Start difference. First operand 146 states and 215 transitions. Second operand 5 states. [2020-11-28 03:20:33,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:20:33,783 INFO L93 Difference]: Finished difference Result 356 states and 543 transitions. [2020-11-28 03:20:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:20:33,783 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-11-28 03:20:33,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:20:33,784 INFO L225 Difference]: With dead ends: 356 [2020-11-28 03:20:33,784 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:20:33,785 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:20:33,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:20:33,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:20:33,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:20:33,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:20:33,786 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-11-28 03:20:33,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:20:33,787 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:20:33,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:20:33,787 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:20:33,787 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:20:33,787 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:20:33,789 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:20:34,140 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:20:34,141 INFO L270 CegarLoopResult]: At program point L168(lines 1 957) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:20:34,141 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:20:34,141 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:20:34,141 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:20:34,141 INFO L274 CegarLoopResult]: For program point L897(lines 897 901) no Hoare annotation was computed. [2020-11-28 03:20:34,141 INFO L274 CegarLoopResult]: For program point L897-2(lines 897 901) no Hoare annotation was computed. [2020-11-28 03:20:34,141 INFO L274 CegarLoopResult]: For program point L897-3(lines 897 901) no Hoare annotation was computed. [2020-11-28 03:20:34,142 INFO L274 CegarLoopResult]: For program point L897-5(lines 897 901) no Hoare annotation was computed. [2020-11-28 03:20:34,142 INFO L274 CegarLoopResult]: For program point L897-6(lines 897 901) no Hoare annotation was computed. [2020-11-28 03:20:34,142 INFO L274 CegarLoopResult]: For program point L897-8(lines 897 901) no Hoare annotation was computed. [2020-11-28 03:20:34,142 INFO L274 CegarLoopResult]: For program point L897-9(lines 897 901) no Hoare annotation was computed. [2020-11-28 03:20:34,142 INFO L274 CegarLoopResult]: For program point L897-11(lines 897 901) no Hoare annotation was computed. [2020-11-28 03:20:34,142 INFO L274 CegarLoopResult]: For program point L897-12(lines 897 901) no Hoare annotation was computed. [2020-11-28 03:20:34,142 INFO L274 CegarLoopResult]: For program point L897-14(lines 897 901) no Hoare annotation was computed. [2020-11-28 03:20:34,142 INFO L274 CegarLoopResult]: For program point L897-15(lines 897 901) no Hoare annotation was computed. [2020-11-28 03:20:34,142 INFO L274 CegarLoopResult]: For program point L897-17(lines 897 901) no Hoare annotation was computed. [2020-11-28 03:20:34,142 INFO L270 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:20:34,143 INFO L270 CegarLoopResult]: At program point L700(lines 651 701) the Hoare annotation is: false [2020-11-28 03:20:34,143 INFO L274 CegarLoopResult]: For program point L932(lines 932 945) no Hoare annotation was computed. [2020-11-28 03:20:34,143 INFO L270 CegarLoopResult]: At program point L932-1(lines 1 957) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:20:34,143 INFO L274 CegarLoopResult]: For program point L932-2(lines 932 945) no Hoare annotation was computed. [2020-11-28 03:20:34,143 INFO L270 CegarLoopResult]: At program point L932-3(lines 1 957) the Hoare annotation is: false [2020-11-28 03:20:34,143 INFO L274 CegarLoopResult]: For program point L932-4(lines 932 945) no Hoare annotation was computed. [2020-11-28 03:20:34,143 INFO L270 CegarLoopResult]: At program point L932-5(lines 1 957) the Hoare annotation is: false [2020-11-28 03:20:34,143 INFO L270 CegarLoopResult]: At program point L636(lines 631 639) the Hoare annotation is: false [2020-11-28 03:20:34,143 INFO L270 CegarLoopResult]: At program point L636-1(lines 631 639) the Hoare annotation is: false [2020-11-28 03:20:34,144 INFO L274 CegarLoopResult]: For program point L570(lines 570 574) no Hoare annotation was computed. [2020-11-28 03:20:34,144 INFO L270 CegarLoopResult]: At program point L636-2(lines 631 639) the Hoare annotation is: false [2020-11-28 03:20:34,144 INFO L270 CegarLoopResult]: At program point L636-3(lines 631 639) the Hoare annotation is: false [2020-11-28 03:20:34,144 INFO L270 CegarLoopResult]: At program point L636-4(lines 631 639) the Hoare annotation is: false [2020-11-28 03:20:34,144 INFO L270 CegarLoopResult]: At program point L636-5(lines 631 639) the Hoare annotation is: false [2020-11-28 03:20:34,144 INFO L277 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2020-11-28 03:20:34,144 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:20:34,144 INFO L270 CegarLoopResult]: At program point L176(lines 171 179) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:20:34,145 INFO L274 CegarLoopResult]: For program point L936(lines 936 942) no Hoare annotation was computed. [2020-11-28 03:20:34,145 INFO L270 CegarLoopResult]: At program point L903(lines 888 906) the Hoare annotation is: false [2020-11-28 03:20:34,145 INFO L270 CegarLoopResult]: At program point L903-1(lines 888 906) the Hoare annotation is: false [2020-11-28 03:20:34,145 INFO L274 CegarLoopResult]: For program point L936-2(lines 936 942) no Hoare annotation was computed. [2020-11-28 03:20:34,145 INFO L270 CegarLoopResult]: At program point L903-2(lines 888 906) the Hoare annotation is: false [2020-11-28 03:20:34,145 INFO L270 CegarLoopResult]: At program point L903-3(lines 888 906) the Hoare annotation is: false [2020-11-28 03:20:34,145 INFO L274 CegarLoopResult]: For program point L936-4(lines 936 942) no Hoare annotation was computed. [2020-11-28 03:20:34,145 INFO L270 CegarLoopResult]: At program point L903-4(lines 888 906) the Hoare annotation is: false [2020-11-28 03:20:34,145 INFO L270 CegarLoopResult]: At program point L903-5(lines 888 906) the Hoare annotation is: false [2020-11-28 03:20:34,146 INFO L274 CegarLoopResult]: For program point L672(lines 672 678) no Hoare annotation was computed. [2020-11-28 03:20:34,146 INFO L270 CegarLoopResult]: At program point L672-1(lines 672 678) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:20:34,146 INFO L270 CegarLoopResult]: At program point L839(lines 832 842) the Hoare annotation is: false [2020-11-28 03:20:34,146 INFO L270 CegarLoopResult]: At program point L839-1(lines 832 842) the Hoare annotation is: false [2020-11-28 03:20:34,146 INFO L270 CegarLoopResult]: At program point L839-2(lines 832 842) the Hoare annotation is: false [2020-11-28 03:20:34,146 INFO L274 CegarLoopResult]: For program point L778(lines 778 795) no Hoare annotation was computed. [2020-11-28 03:20:34,146 INFO L274 CegarLoopResult]: For program point L778-1(lines 778 795) no Hoare annotation was computed. [2020-11-28 03:20:34,146 INFO L274 CegarLoopResult]: For program point L778-2(lines 778 795) no Hoare annotation was computed. [2020-11-28 03:20:34,146 INFO L274 CegarLoopResult]: For program point L911(lines 911 917) no Hoare annotation was computed. [2020-11-28 03:20:34,146 INFO L270 CegarLoopResult]: At program point L911-1(lines 911 917) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:20:34,147 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:20:34,147 INFO L274 CegarLoopResult]: For program point L582(lines 582 586) no Hoare annotation was computed. [2020-11-28 03:20:34,147 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-11-28 03:20:34,147 INFO L274 CegarLoopResult]: For program point L682(lines 682 695) no Hoare annotation was computed. [2020-11-28 03:20:34,147 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-11-28 03:20:34,147 INFO L270 CegarLoopResult]: At program point L848(lines 843 851) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:20:34,147 INFO L270 CegarLoopResult]: At program point L848-1(lines 843 851) the Hoare annotation is: false [2020-11-28 03:20:34,147 INFO L274 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-11-28 03:20:34,147 INFO L270 CegarLoopResult]: At program point L848-2(lines 843 851) the Hoare annotation is: false [2020-11-28 03:20:34,147 INFO L274 CegarLoopResult]: For program point L782-1(lines 782 790) no Hoare annotation was computed. [2020-11-28 03:20:34,148 INFO L274 CegarLoopResult]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2020-11-28 03:20:34,148 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:20:34,148 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-11-28 03:20:34,148 INFO L274 CegarLoopResult]: For program point L58-1(lines 720 726) no Hoare annotation was computed. [2020-11-28 03:20:34,148 INFO L274 CegarLoopResult]: For program point L752(lines 752 769) no Hoare annotation was computed. [2020-11-28 03:20:34,148 INFO L274 CegarLoopResult]: For program point L752-1(lines 752 769) no Hoare annotation was computed. [2020-11-28 03:20:34,151 INFO L274 CegarLoopResult]: For program point L752-2(lines 752 769) no Hoare annotation was computed. [2020-11-28 03:20:34,152 INFO L274 CegarLoopResult]: For program point L653(lines 652 699) no Hoare annotation was computed. [2020-11-28 03:20:34,152 INFO L274 CegarLoopResult]: For program point L752-3(lines 752 769) no Hoare annotation was computed. [2020-11-28 03:20:34,152 INFO L274 CegarLoopResult]: For program point L752-4(lines 752 769) no Hoare annotation was computed. [2020-11-28 03:20:34,153 INFO L274 CegarLoopResult]: For program point L752-5(lines 752 769) no Hoare annotation was computed. [2020-11-28 03:20:34,153 INFO L270 CegarLoopResult]: At program point L720(lines 719 738) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:20:34,153 INFO L274 CegarLoopResult]: For program point L720-1(lines 720 726) no Hoare annotation was computed. [2020-11-28 03:20:34,153 INFO L274 CegarLoopResult]: For program point L654(lines 654 658) no Hoare annotation was computed. [2020-11-28 03:20:34,153 INFO L270 CegarLoopResult]: At program point L720-2(lines 719 738) the Hoare annotation is: false [2020-11-28 03:20:34,153 INFO L270 CegarLoopResult]: At program point L720-3(lines 719 738) the Hoare annotation is: false [2020-11-28 03:20:34,154 INFO L274 CegarLoopResult]: For program point L688(lines 688 694) no Hoare annotation was computed. [2020-11-28 03:20:34,154 INFO L270 CegarLoopResult]: At program point L688-1(lines 720 726) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:20:34,154 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:20:34,154 INFO L274 CegarLoopResult]: For program point L954(line 954) no Hoare annotation was computed. [2020-11-28 03:20:34,154 INFO L274 CegarLoopResult]: For program point L954-1(line 954) no Hoare annotation was computed. [2020-11-28 03:20:34,154 INFO L274 CegarLoopResult]: For program point L954-2(line 954) no Hoare annotation was computed. [2020-11-28 03:20:34,155 INFO L274 CegarLoopResult]: For program point L756(lines 756 764) no Hoare annotation was computed. [2020-11-28 03:20:34,155 INFO L274 CegarLoopResult]: For program point L756-1(lines 756 764) no Hoare annotation was computed. [2020-11-28 03:20:34,155 INFO L274 CegarLoopResult]: For program point L756-2(lines 756 764) no Hoare annotation was computed. [2020-11-28 03:20:34,155 INFO L274 CegarLoopResult]: For program point L756-3(lines 756 764) no Hoare annotation was computed. [2020-11-28 03:20:34,155 INFO L274 CegarLoopResult]: For program point L756-4(lines 756 764) no Hoare annotation was computed. [2020-11-28 03:20:34,155 INFO L274 CegarLoopResult]: For program point L756-5(lines 756 764) no Hoare annotation was computed. [2020-11-28 03:20:34,155 INFO L274 CegarLoopResult]: For program point L558(lines 558 562) no Hoare annotation was computed. [2020-11-28 03:20:34,156 INFO L274 CegarLoopResult]: For program point L558-3(lines 558 562) no Hoare annotation was computed. [2020-11-28 03:20:34,156 INFO L274 CegarLoopResult]: For program point L558-6(lines 558 562) no Hoare annotation was computed. [2020-11-28 03:20:34,156 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:20:34,156 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:20:34,157 INFO L270 CegarLoopResult]: At program point L627(lines 622 630) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:20:34,158 INFO L270 CegarLoopResult]: At program point L627-1(lines 622 630) the Hoare annotation is: false [2020-11-28 03:20:34,158 INFO L270 CegarLoopResult]: At program point L627-2(lines 622 630) the Hoare annotation is: false [2020-11-28 03:20:34,158 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-11-28 03:20:34,158 INFO L277 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2020-11-28 03:20:34,159 INFO L270 CegarLoopResult]: At program point L727(lines 727 733) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:20:34,159 INFO L270 CegarLoopResult]: At program point L727-1(lines 727 733) the Hoare annotation is: false [2020-11-28 03:20:34,159 INFO L270 CegarLoopResult]: At program point L727-2(lines 727 733) the Hoare annotation is: false [2020-11-28 03:20:34,159 INFO L270 CegarLoopResult]: At program point L595(lines 590 598) the Hoare annotation is: false [2020-11-28 03:20:34,160 INFO L270 CegarLoopResult]: At program point L595-1(lines 590 598) the Hoare annotation is: false [2020-11-28 03:20:34,160 INFO L270 CegarLoopResult]: At program point L595-2(lines 590 598) the Hoare annotation is: false [2020-11-28 03:20:34,160 INFO L274 CegarLoopResult]: For program point L662(lines 662 668) no Hoare annotation was computed. [2020-11-28 03:20:34,161 INFO L270 CegarLoopResult]: At program point L662-1(lines 662 668) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:20:34,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:20:34 BoogieIcfgContainer [2020-11-28 03:20:34,194 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:20:34,195 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:20:34,195 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:20:34,195 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:20:34,196 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:31" (3/4) ... [2020-11-28 03:20:34,200 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:20:34,233 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:20:34,234 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:20:34,236 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:20:34,237 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:20:34,238 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:20:34,240 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:20:34,241 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:20:34,281 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-11-28 03:20:34,403 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4b526219-3dea-4cfc-9aec-99aa32ba9103/bin/uautomizer/witness.graphml [2020-11-28 03:20:34,404 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:20:34,406 INFO L168 Benchmark]: Toolchain (without parser) took 4624.03 ms. Allocated memory was 132.1 MB in the beginning and 169.9 MB in the end (delta: 37.7 MB). Free memory was 93.5 MB in the beginning and 86.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:34,406 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 132.1 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:20:34,407 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.39 ms. Allocated memory is still 132.1 MB. Free memory was 93.2 MB in the beginning and 96.0 MB in the end (delta: -2.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:34,408 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.38 ms. Allocated memory is still 132.1 MB. Free memory was 96.0 MB in the beginning and 92.5 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:34,408 INFO L168 Benchmark]: Boogie Preprocessor took 80.91 ms. Allocated memory is still 132.1 MB. Free memory was 92.5 MB in the beginning and 89.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:34,409 INFO L168 Benchmark]: RCFGBuilder took 1262.40 ms. Allocated memory is still 132.1 MB. Free memory was 89.8 MB in the beginning and 82.3 MB in the end (delta: 7.5 MB). Peak memory consumption was 43.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:34,410 INFO L168 Benchmark]: TraceAbstraction took 2252.09 ms. Allocated memory was 132.1 MB in the beginning and 169.9 MB in the end (delta: 37.7 MB). Free memory was 82.3 MB in the beginning and 95.7 MB in the end (delta: -13.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:34,410 INFO L168 Benchmark]: Witness Printer took 209.11 ms. Allocated memory is still 169.9 MB. Free memory was 95.7 MB in the beginning and 86.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:34,413 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 132.1 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 704.39 ms. Allocated memory is still 132.1 MB. Free memory was 93.2 MB in the beginning and 96.0 MB in the end (delta: -2.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.38 ms. Allocated memory is still 132.1 MB. Free memory was 96.0 MB in the beginning and 92.5 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 80.91 ms. Allocated memory is still 132.1 MB. Free memory was 92.5 MB in the beginning and 89.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1262.40 ms. Allocated memory is still 132.1 MB. Free memory was 89.8 MB in the beginning and 82.3 MB in the end (delta: 7.5 MB). Peak memory consumption was 43.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2252.09 ms. Allocated memory was 132.1 MB in the beginning and 169.9 MB in the end (delta: 37.7 MB). Free memory was 82.3 MB in the beginning and 95.7 MB in the end (delta: -13.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. * Witness Printer took 209.11 ms. Allocated memory is still 169.9 MB. Free memory was 95.7 MB in the beginning and 86.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 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: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 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: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == systemActive && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 622]: 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: 622]: 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: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - 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: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: (waterLevel == systemActive && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (waterLevel == systemActive && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 110 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 427 SDtfs, 564 SDslu, 650 SDs, 0 SdLazy, 130 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=146occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 300 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 132 NumberOfFragments, 128 HoareAnnotationTreeSize, 44 FomulaSimplifications, 3996 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 12 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4860 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...