./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product21.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_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product21.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/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 635b114f26ff3d829820e505a5b45bee227ecfd2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 03:11:04,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:11:04,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:11:05,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:11:05,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:11:05,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:11:05,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:11:05,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:11:05,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:11:05,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:11:05,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:11:05,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:11:05,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:11:05,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:11:05,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:11:05,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:11:05,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:11:05,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:11:05,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:11:05,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:11:05,104 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:11:05,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:11:05,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:11:05,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:11:05,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:11:05,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:11:05,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:11:05,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:11:05,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:11:05,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:11:05,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:11:05,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:11:05,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:11:05,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:11:05,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:11:05,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:11:05,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:11:05,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:11:05,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:11:05,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:11:05,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:11:05,148 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:11:05,172 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:11:05,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:11:05,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:11:05,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:11:05,175 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:11:05,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:11:05,175 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:11:05,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:11:05,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:11:05,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:11:05,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:11:05,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:11:05,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:11:05,176 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:11:05,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:11:05,177 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:11:05,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:11:05,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:11:05,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:11:05,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:11:05,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:11:05,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:11:05,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:11:05,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:11:05,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:11:05,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:11:05,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:11:05,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:11:05,179 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:11:05,179 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_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 635b114f26ff3d829820e505a5b45bee227ecfd2 [2020-11-28 03:11:05,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:11:05,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:11:05,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:11:05,483 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:11:05,485 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:11:05,486 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product21.cil.c [2020-11-28 03:11:05,560 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/bin/uautomizer/data/bdebc83e1/a8406488d20c409f92308c75a40b46b2/FLAGefd7f7e77 [2020-11-28 03:11:06,122 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:11:06,123 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/sv-benchmarks/c/product-lines/minepump_spec4_product21.cil.c [2020-11-28 03:11:06,136 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/bin/uautomizer/data/bdebc83e1/a8406488d20c409f92308c75a40b46b2/FLAGefd7f7e77 [2020-11-28 03:11:06,434 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/bin/uautomizer/data/bdebc83e1/a8406488d20c409f92308c75a40b46b2 [2020-11-28 03:11:06,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:11:06,438 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:11:06,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:06,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:11:06,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:11:06,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:06" (1/1) ... [2020-11-28 03:11:06,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69a6986e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:06, skipping insertion in model container [2020-11-28 03:11:06,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:06" (1/1) ... [2020-11-28 03:11:06,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:11:06,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:11:06,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:11:06,865 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:11:06,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:11:07,028 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:11:07,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07 WrapperNode [2020-11-28 03:11:07,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:07,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:11:07,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:11:07,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:11:07,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:11:07,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:11:07,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:11:07,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:11:07,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:11:07,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:11:07,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:11:07,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:11:07,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/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 03:11:07,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:11:07,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:11:07,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:11:07,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:11:08,431 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:11:08,431 INFO L298 CfgBuilder]: Removed 162 assume(true) statements. [2020-11-28 03:11:08,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:08 BoogieIcfgContainer [2020-11-28 03:11:08,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:11:08,436 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:11:08,437 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:11:08,441 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:11:08,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:11:06" (1/3) ... [2020-11-28 03:11:08,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ecdd068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:11:08, skipping insertion in model container [2020-11-28 03:11:08,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (2/3) ... [2020-11-28 03:11:08,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ecdd068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:11:08, skipping insertion in model container [2020-11-28 03:11:08,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:08" (3/3) ... [2020-11-28 03:11:08,445 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product21.cil.c [2020-11-28 03:11:08,457 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:11:08,463 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:11:08,477 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:11:08,511 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:11:08,511 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:11:08,511 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:11:08,511 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:11:08,511 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:11:08,511 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:11:08,511 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:11:08,512 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:11:08,529 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states. [2020-11-28 03:11:08,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 03:11:08,536 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:08,537 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:08,537 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:08,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:08,545 INFO L82 PathProgramCache]: Analyzing trace with hash -965693148, now seen corresponding path program 1 times [2020-11-28 03:11:08,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:08,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587246293] [2020-11-28 03:11:08,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:08,869 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 03:11:08,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587246293] [2020-11-28 03:11:08,871 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:08,871 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:11:08,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183824693] [2020-11-28 03:11:08,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:11:08,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:08,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:11:08,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:11:08,893 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 2 states. [2020-11-28 03:11:08,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:08,927 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2020-11-28 03:11:08,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:11:08,928 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-28 03:11:08,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:08,940 INFO L225 Difference]: With dead ends: 207 [2020-11-28 03:11:08,940 INFO L226 Difference]: Without dead ends: 101 [2020-11-28 03:11:08,944 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 03:11:08,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-11-28 03:11:08,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2020-11-28 03:11:08,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-11-28 03:11:08,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2020-11-28 03:11:08,998 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2020-11-28 03:11:08,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:08,999 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2020-11-28 03:11:08,999 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:11:09,000 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2020-11-28 03:11:09,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 03:11:09,002 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:09,002 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 03:11:09,003 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:11:09,003 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:09,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:09,006 INFO L82 PathProgramCache]: Analyzing trace with hash -2012450045, now seen corresponding path program 1 times [2020-11-28 03:11:09,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:09,006 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775968048] [2020-11-28 03:11:09,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:09,164 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 03:11:09,165 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775968048] [2020-11-28 03:11:09,165 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:09,165 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:09,165 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968344069] [2020-11-28 03:11:09,168 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:09,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:09,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:09,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:09,170 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2020-11-28 03:11:09,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:09,182 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2020-11-28 03:11:09,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:09,183 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-11-28 03:11:09,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:09,185 INFO L225 Difference]: With dead ends: 101 [2020-11-28 03:11:09,185 INFO L226 Difference]: Without dead ends: 43 [2020-11-28 03:11:09,186 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 03:11:09,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-11-28 03:11:09,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-11-28 03:11:09,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-11-28 03:11:09,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2020-11-28 03:11:09,193 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2020-11-28 03:11:09,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:09,193 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2020-11-28 03:11:09,193 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:09,193 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2020-11-28 03:11:09,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 03:11:09,194 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:09,194 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 03:11:09,194 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:11:09,195 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:09,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:09,195 INFO L82 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2020-11-28 03:11:09,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:09,196 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169138850] [2020-11-28 03:11:09,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:09,284 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 03:11:09,284 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169138850] [2020-11-28 03:11:09,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:09,285 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:11:09,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396856211] [2020-11-28 03:11:09,285 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:09,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:09,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:09,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:09,287 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 3 states. [2020-11-28 03:11:09,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:09,309 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2020-11-28 03:11:09,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:09,311 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-11-28 03:11:09,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:09,312 INFO L225 Difference]: With dead ends: 80 [2020-11-28 03:11:09,314 INFO L226 Difference]: Without dead ends: 43 [2020-11-28 03:11:09,315 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 03:11:09,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-11-28 03:11:09,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-11-28 03:11:09,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-11-28 03:11:09,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2020-11-28 03:11:09,327 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2020-11-28 03:11:09,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:09,328 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2020-11-28 03:11:09,328 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:09,329 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2020-11-28 03:11:09,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 03:11:09,330 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:09,331 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 03:11:09,331 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:11:09,331 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:09,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:09,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2020-11-28 03:11:09,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:09,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455720374] [2020-11-28 03:11:09,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:09,505 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 03:11:09,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455720374] [2020-11-28 03:11:09,506 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:09,506 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:11:09,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168930934] [2020-11-28 03:11:09,506 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:11:09,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:09,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:11:09,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:11:09,508 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 6 states. [2020-11-28 03:11:09,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:09,829 INFO L93 Difference]: Finished difference Result 286 states and 428 transitions. [2020-11-28 03:11:09,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 03:11:09,830 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-11-28 03:11:09,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:09,832 INFO L225 Difference]: With dead ends: 286 [2020-11-28 03:11:09,833 INFO L226 Difference]: Without dead ends: 249 [2020-11-28 03:11:09,834 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2020-11-28 03:11:09,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2020-11-28 03:11:09,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 75. [2020-11-28 03:11:09,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-11-28 03:11:09,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 107 transitions. [2020-11-28 03:11:09,858 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 107 transitions. Word has length 24 [2020-11-28 03:11:09,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:09,859 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 107 transitions. [2020-11-28 03:11:09,859 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:11:09,860 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2020-11-28 03:11:09,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 03:11:09,862 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:09,862 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 03:11:09,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:11:09,863 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:09,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:09,863 INFO L82 PathProgramCache]: Analyzing trace with hash -1032359194, now seen corresponding path program 1 times [2020-11-28 03:11:09,864 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:09,864 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025704800] [2020-11-28 03:11:09,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:09,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:09,967 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 03:11:09,967 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025704800] [2020-11-28 03:11:09,967 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:09,967 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:11:09,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594128100] [2020-11-28 03:11:09,968 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:11:09,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:09,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:11:09,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:09,969 INFO L87 Difference]: Start difference. First operand 75 states and 107 transitions. Second operand 5 states. [2020-11-28 03:11:10,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:10,036 INFO L93 Difference]: Finished difference Result 174 states and 259 transitions. [2020-11-28 03:11:10,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:11:10,037 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-11-28 03:11:10,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:10,038 INFO L225 Difference]: With dead ends: 174 [2020-11-28 03:11:10,038 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:11:10,039 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 03:11:10,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:11:10,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:11:10,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:11:10,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:11:10,040 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-11-28 03:11:10,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:10,040 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:11:10,040 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:11:10,040 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:11:10,040 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:11:10,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:11:10,043 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:11:10,315 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:11:10,315 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:11:10,315 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:11:10,316 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:11:10,316 INFO L270 CegarLoopResult]: At program point L698(lines 1 921) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:11:10,316 INFO L274 CegarLoopResult]: For program point L302(line 302) no Hoare annotation was computed. [2020-11-28 03:11:10,316 INFO L274 CegarLoopResult]: For program point L302-1(line 302) no Hoare annotation was computed. [2020-11-28 03:11:10,316 INFO L274 CegarLoopResult]: For program point L302-2(line 302) no Hoare annotation was computed. [2020-11-28 03:11:10,316 INFO L270 CegarLoopResult]: At program point L170(lines 165 173) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:10,317 INFO L270 CegarLoopResult]: At program point L170-1(lines 165 173) the Hoare annotation is: false [2020-11-28 03:11:10,317 INFO L270 CegarLoopResult]: At program point L170-2(lines 165 173) the Hoare annotation is: false [2020-11-28 03:11:10,317 INFO L274 CegarLoopResult]: For program point L864(lines 864 868) no Hoare annotation was computed. [2020-11-28 03:11:10,317 INFO L274 CegarLoopResult]: For program point L273(lines 273 284) no Hoare annotation was computed. [2020-11-28 03:11:10,317 INFO L277 CegarLoopResult]: At program point L802(lines 783 805) the Hoare annotation is: true [2020-11-28 03:11:10,317 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:11:10,317 INFO L270 CegarLoopResult]: At program point L770(lines 766 772) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:11:10,318 INFO L270 CegarLoopResult]: At program point L706(lines 701 709) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:11:10,318 INFO L274 CegarLoopResult]: For program point L244(lines 243 288) no Hoare annotation was computed. [2020-11-28 03:11:10,318 INFO L274 CegarLoopResult]: For program point L245(lines 245 249) no Hoare annotation was computed. [2020-11-28 03:11:10,318 INFO L274 CegarLoopResult]: For program point L840(lines 840 844) no Hoare annotation was computed. [2020-11-28 03:11:10,318 INFO L274 CegarLoopResult]: For program point L840-3(lines 840 844) no Hoare annotation was computed. [2020-11-28 03:11:10,318 INFO L274 CegarLoopResult]: For program point L840-6(lines 840 844) no Hoare annotation was computed. [2020-11-28 03:11:10,318 INFO L274 CegarLoopResult]: For program point L279(lines 279 283) no Hoare annotation was computed. [2020-11-28 03:11:10,318 INFO L274 CegarLoopResult]: For program point L279-2(lines 59 65) no Hoare annotation was computed. [2020-11-28 03:11:10,318 INFO L270 CegarLoopResult]: At program point L909(lines 904 912) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:10,319 INFO L270 CegarLoopResult]: At program point L909-1(lines 904 912) the Hoare annotation is: false [2020-11-28 03:11:10,319 INFO L270 CegarLoopResult]: At program point L909-2(lines 904 912) the Hoare annotation is: false [2020-11-28 03:11:10,319 INFO L274 CegarLoopResult]: For program point L117(lines 117 134) no Hoare annotation was computed. [2020-11-28 03:11:10,319 INFO L274 CegarLoopResult]: For program point L117-1(lines 117 134) no Hoare annotation was computed. [2020-11-28 03:11:10,319 INFO L274 CegarLoopResult]: For program point L117-2(lines 117 134) no Hoare annotation was computed. [2020-11-28 03:11:10,319 INFO L270 CegarLoopResult]: At program point L877(lines 872 880) the Hoare annotation is: false [2020-11-28 03:11:10,319 INFO L270 CegarLoopResult]: At program point L877-1(lines 872 880) the Hoare annotation is: false [2020-11-28 03:11:10,319 INFO L270 CegarLoopResult]: At program point L877-2(lines 872 880) the Hoare annotation is: false [2020-11-28 03:11:10,320 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:11:10,320 INFO L274 CegarLoopResult]: For program point L219(lines 219 223) no Hoare annotation was computed. [2020-11-28 03:11:10,320 INFO L274 CegarLoopResult]: For program point L219-2(lines 219 223) no Hoare annotation was computed. [2020-11-28 03:11:10,320 INFO L274 CegarLoopResult]: For program point L219-3(lines 219 223) no Hoare annotation was computed. [2020-11-28 03:11:10,320 INFO L274 CegarLoopResult]: For program point L219-5(lines 219 223) no Hoare annotation was computed. [2020-11-28 03:11:10,320 INFO L274 CegarLoopResult]: For program point L219-6(lines 219 223) no Hoare annotation was computed. [2020-11-28 03:11:10,320 INFO L274 CegarLoopResult]: For program point L219-8(lines 219 223) no Hoare annotation was computed. [2020-11-28 03:11:10,323 INFO L274 CegarLoopResult]: For program point L219-9(lines 219 223) no Hoare annotation was computed. [2020-11-28 03:11:10,324 INFO L274 CegarLoopResult]: For program point L219-11(lines 219 223) no Hoare annotation was computed. [2020-11-28 03:11:10,325 INFO L274 CegarLoopResult]: For program point L219-12(lines 219 223) no Hoare annotation was computed. [2020-11-28 03:11:10,326 INFO L274 CegarLoopResult]: For program point L219-14(lines 219 223) no Hoare annotation was computed. [2020-11-28 03:11:10,333 INFO L274 CegarLoopResult]: For program point L219-15(lines 219 223) no Hoare annotation was computed. [2020-11-28 03:11:10,333 INFO L274 CegarLoopResult]: For program point L219-17(lines 219 223) no Hoare annotation was computed. [2020-11-28 03:11:10,333 INFO L274 CegarLoopResult]: For program point L253(lines 253 259) no Hoare annotation was computed. [2020-11-28 03:11:10,333 INFO L270 CegarLoopResult]: At program point L253-1(lines 253 259) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:10,334 INFO L274 CegarLoopResult]: For program point L121(lines 121 129) no Hoare annotation was computed. [2020-11-28 03:11:10,334 INFO L274 CegarLoopResult]: For program point L121-1(lines 121 129) no Hoare annotation was computed. [2020-11-28 03:11:10,334 INFO L274 CegarLoopResult]: For program point L121-2(lines 121 129) no Hoare annotation was computed. [2020-11-28 03:11:10,334 INFO L274 CegarLoopResult]: For program point L816(lines 816 829) no Hoare annotation was computed. [2020-11-28 03:11:10,334 INFO L270 CegarLoopResult]: At program point L816-1(lines 1 921) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:10,334 INFO L274 CegarLoopResult]: For program point L816-2(lines 816 829) no Hoare annotation was computed. [2020-11-28 03:11:10,334 INFO L270 CegarLoopResult]: At program point L816-3(lines 1 921) the Hoare annotation is: false [2020-11-28 03:11:10,335 INFO L274 CegarLoopResult]: For program point L816-4(lines 816 829) no Hoare annotation was computed. [2020-11-28 03:11:10,335 INFO L270 CegarLoopResult]: At program point L816-5(lines 1 921) the Hoare annotation is: false [2020-11-28 03:11:10,335 INFO L270 CegarLoopResult]: At program point L289(lines 242 290) the Hoare annotation is: false [2020-11-28 03:11:10,335 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:11:10,335 INFO L274 CegarLoopResult]: For program point L91(lines 91 108) no Hoare annotation was computed. [2020-11-28 03:11:10,335 INFO L274 CegarLoopResult]: For program point L91-1(lines 91 108) no Hoare annotation was computed. [2020-11-28 03:11:10,336 INFO L274 CegarLoopResult]: For program point L91-2(lines 91 108) no Hoare annotation was computed. [2020-11-28 03:11:10,336 INFO L274 CegarLoopResult]: For program point L91-3(lines 91 108) no Hoare annotation was computed. [2020-11-28 03:11:10,336 INFO L274 CegarLoopResult]: For program point L91-4(lines 91 108) no Hoare annotation was computed. [2020-11-28 03:11:10,336 INFO L274 CegarLoopResult]: For program point L91-5(lines 91 108) no Hoare annotation was computed. [2020-11-28 03:11:10,336 INFO L270 CegarLoopResult]: At program point L59(lines 58 77) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:10,337 INFO L274 CegarLoopResult]: For program point L59-1(lines 59 65) no Hoare annotation was computed. [2020-11-28 03:11:10,337 INFO L270 CegarLoopResult]: At program point L59-2(lines 58 77) the Hoare annotation is: false [2020-11-28 03:11:10,337 INFO L270 CegarLoopResult]: At program point L59-3(lines 58 77) the Hoare annotation is: false [2020-11-28 03:11:10,337 INFO L270 CegarLoopResult]: At program point L918(lines 913 921) the Hoare annotation is: false [2020-11-28 03:11:10,338 INFO L270 CegarLoopResult]: At program point L918-1(lines 913 921) the Hoare annotation is: false [2020-11-28 03:11:10,338 INFO L274 CegarLoopResult]: For program point L852(lines 852 856) no Hoare annotation was computed. [2020-11-28 03:11:10,338 INFO L270 CegarLoopResult]: At program point L918-2(lines 913 921) the Hoare annotation is: false [2020-11-28 03:11:10,339 INFO L270 CegarLoopResult]: At program point L918-3(lines 913 921) the Hoare annotation is: false [2020-11-28 03:11:10,339 INFO L270 CegarLoopResult]: At program point L918-4(lines 913 921) the Hoare annotation is: false [2020-11-28 03:11:10,339 INFO L270 CegarLoopResult]: At program point L918-5(lines 913 921) the Hoare annotation is: false [2020-11-28 03:11:10,339 INFO L270 CegarLoopResult]: At program point L225(lines 210 228) the Hoare annotation is: false [2020-11-28 03:11:10,340 INFO L270 CegarLoopResult]: At program point L225-1(lines 210 228) the Hoare annotation is: false [2020-11-28 03:11:10,340 INFO L270 CegarLoopResult]: At program point L225-2(lines 210 228) the Hoare annotation is: false [2020-11-28 03:11:10,340 INFO L270 CegarLoopResult]: At program point L225-3(lines 210 228) the Hoare annotation is: false [2020-11-28 03:11:10,340 INFO L270 CegarLoopResult]: At program point L225-4(lines 210 228) the Hoare annotation is: false [2020-11-28 03:11:10,341 INFO L270 CegarLoopResult]: At program point L225-5(lines 210 228) the Hoare annotation is: false [2020-11-28 03:11:10,341 INFO L274 CegarLoopResult]: For program point L820(lines 820 826) no Hoare annotation was computed. [2020-11-28 03:11:10,341 INFO L274 CegarLoopResult]: For program point L820-2(lines 820 826) no Hoare annotation was computed. [2020-11-28 03:11:10,341 INFO L274 CegarLoopResult]: For program point L820-4(lines 820 826) no Hoare annotation was computed. [2020-11-28 03:11:10,341 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:11:10,341 INFO L270 CegarLoopResult]: At program point L722-2(lines 722 736) the Hoare annotation is: false [2020-11-28 03:11:10,342 INFO L270 CegarLoopResult]: At program point L161(lines 154 164) the Hoare annotation is: false [2020-11-28 03:11:10,342 INFO L270 CegarLoopResult]: At program point L161-1(lines 154 164) the Hoare annotation is: false [2020-11-28 03:11:10,342 INFO L274 CegarLoopResult]: For program point L95(lines 95 103) no Hoare annotation was computed. [2020-11-28 03:11:10,342 INFO L270 CegarLoopResult]: At program point L161-2(lines 154 164) the Hoare annotation is: false [2020-11-28 03:11:10,342 INFO L274 CegarLoopResult]: For program point L95-1(lines 95 103) no Hoare annotation was computed. [2020-11-28 03:11:10,342 INFO L274 CegarLoopResult]: For program point L95-2(lines 95 103) no Hoare annotation was computed. [2020-11-28 03:11:10,342 INFO L274 CegarLoopResult]: For program point L95-3(lines 95 103) no Hoare annotation was computed. [2020-11-28 03:11:10,343 INFO L274 CegarLoopResult]: For program point L95-4(lines 95 103) no Hoare annotation was computed. [2020-11-28 03:11:10,343 INFO L274 CegarLoopResult]: For program point L95-5(lines 95 103) no Hoare annotation was computed. [2020-11-28 03:11:10,343 INFO L274 CegarLoopResult]: For program point L723(line 723) no Hoare annotation was computed. [2020-11-28 03:11:10,343 INFO L274 CegarLoopResult]: For program point L263(lines 263 269) no Hoare annotation was computed. [2020-11-28 03:11:10,344 INFO L270 CegarLoopResult]: At program point L263-1(lines 263 269) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:10,344 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:11:10,344 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:11:10,344 INFO L274 CegarLoopResult]: For program point L726(lines 726 730) no Hoare annotation was computed. [2020-11-28 03:11:10,344 INFO L274 CegarLoopResult]: For program point L726-1(lines 59 65) no Hoare annotation was computed. [2020-11-28 03:11:10,345 INFO L270 CegarLoopResult]: At program point L66(lines 66 72) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:10,345 INFO L270 CegarLoopResult]: At program point L66-1(lines 66 72) the Hoare annotation is: false [2020-11-28 03:11:10,345 INFO L270 CegarLoopResult]: At program point L66-2(lines 66 72) the Hoare annotation is: false [2020-11-28 03:11:10,345 INFO L274 CegarLoopResult]: For program point L793(lines 793 800) no Hoare annotation was computed. [2020-11-28 03:11:10,345 INFO L277 CegarLoopResult]: At program point L793-1(lines 793 800) the Hoare annotation is: true [2020-11-28 03:11:10,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:11:10 BoogieIcfgContainer [2020-11-28 03:11:10,379 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:11:10,380 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:11:10,380 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:11:10,380 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:11:10,381 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:08" (3/4) ... [2020-11-28 03:11:10,384 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:11:10,408 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:11:10,411 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:11:10,413 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:11:10,414 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:11:10,415 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:11:10,416 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:11:10,418 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:11:10,456 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-28 03:11:10,562 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_047e80d0-f9ab-4407-bc7b-0cee7fcfb870/bin/uautomizer/witness.graphml [2020-11-28 03:11:10,562 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:11:10,565 INFO L168 Benchmark]: Toolchain (without parser) took 4125.41 ms. Allocated memory was 113.2 MB in the beginning and 151.0 MB in the end (delta: 37.7 MB). Free memory was 80.5 MB in the beginning and 98.9 MB in the end (delta: -18.4 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:10,565 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 79.7 MB. Free memory was 38.4 MB in the beginning and 38.4 MB in the end (delta: 32.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:11:10,566 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.00 ms. Allocated memory is still 113.2 MB. Free memory was 80.2 MB in the beginning and 78.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:10,566 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.18 ms. Allocated memory is still 113.2 MB. Free memory was 78.8 MB in the beginning and 74.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:10,570 INFO L168 Benchmark]: Boogie Preprocessor took 76.89 ms. Allocated memory is still 113.2 MB. Free memory was 74.6 MB in the beginning and 72.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:10,571 INFO L168 Benchmark]: RCFGBuilder took 1230.78 ms. Allocated memory was 113.2 MB in the beginning and 151.0 MB in the end (delta: 37.7 MB). Free memory was 72.5 MB in the beginning and 109.5 MB in the end (delta: -37.1 MB). Peak memory consumption was 48.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:10,571 INFO L168 Benchmark]: TraceAbstraction took 1943.00 ms. Allocated memory is still 151.0 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 220.1 kB). Peak memory consumption was 64.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:10,572 INFO L168 Benchmark]: Witness Printer took 182.89 ms. Allocated memory is still 151.0 MB. Free memory was 108.3 MB in the beginning and 98.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:10,574 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 79.7 MB. Free memory was 38.4 MB in the beginning and 38.4 MB in the end (delta: 32.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 591.00 ms. Allocated memory is still 113.2 MB. Free memory was 80.2 MB in the beginning and 78.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.18 ms. Allocated memory is still 113.2 MB. Free memory was 78.8 MB in the beginning and 74.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 76.89 ms. Allocated memory is still 113.2 MB. Free memory was 74.6 MB in the beginning and 72.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1230.78 ms. Allocated memory was 113.2 MB in the beginning and 151.0 MB in the end (delta: 37.7 MB). Free memory was 72.5 MB in the beginning and 109.5 MB in the end (delta: -37.1 MB). Peak memory consumption was 48.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1943.00 ms. Allocated memory is still 151.0 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 220.1 kB). Peak memory consumption was 64.1 MB. Max. memory is 16.1 GB. * Witness Printer took 182.89 ms. Allocated memory is still 151.0 MB. Free memory was 108.3 MB in the beginning and 98.9 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: 793]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == systemActive && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (waterLevel == systemActive && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: (waterLevel == systemActive && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 108 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 405 SDtfs, 532 SDslu, 563 SDs, 0 SdLazy, 118 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, 16 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred 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, 174 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 42 PreInvPairs, 78 NumberOfFragments, 135 HoareAnnotationTreeSize, 42 FomulaSimplifications, 1809 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 12 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s 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...