./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD --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 b0678eea090fef0bcc10ffbdca11480c233dd2ce2b3443f1732fce22c8f8a1c9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:14:58,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:14:58,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:14:58,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:14:58,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:14:58,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:14:58,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:14:58,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:14:58,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:14:58,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:14:58,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:14:58,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:14:58,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:14:58,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:14:58,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:14:58,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:14:58,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:14:58,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:14:58,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:14:58,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:14:58,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:14:58,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:14:58,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:14:58,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:14:58,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:14:58,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:14:58,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:14:58,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:14:58,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:14:58,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:14:58,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:14:58,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:14:58,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:14:58,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:14:58,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:14:58,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:14:58,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:14:58,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:14:58,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:14:58,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:14:58,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:14:58,172 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:14:58,217 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:14:58,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:14:58,218 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:14:58,218 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:14:58,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:14:58,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:14:58,228 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:14:58,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:14:58,229 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:14:58,229 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:14:58,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:14:58,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:14:58,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:14:58,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:14:58,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:14:58,232 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:14:58,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:14:58,232 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:14:58,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:14:58,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:14:58,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:14:58,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:14:58,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:14:58,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:14:58,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:14:58,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:14:58,235 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:14:58,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:14:58,235 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:14:58,237 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:14:58,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:14:58,238 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:14:58,238 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_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0678eea090fef0bcc10ffbdca11480c233dd2ce2b3443f1732fce22c8f8a1c9 [2021-10-28 23:14:58,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:14:58,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:14:58,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:14:58,676 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:14:58,677 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:14:58,679 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec5_product25.cil.c [2021-10-28 23:14:58,749 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/data/8f6dd54f3/d66d655291f54541876d11dcaa9a812b/FLAG9b55a3798 [2021-10-28 23:14:59,327 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:14:59,327 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/sv-benchmarks/c/product-lines/minepump_spec5_product25.cil.c [2021-10-28 23:14:59,340 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/data/8f6dd54f3/d66d655291f54541876d11dcaa9a812b/FLAG9b55a3798 [2021-10-28 23:14:59,596 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/data/8f6dd54f3/d66d655291f54541876d11dcaa9a812b [2021-10-28 23:14:59,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:14:59,600 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:14:59,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:14:59,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:14:59,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:14:59,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:14:59" (1/1) ... [2021-10-28 23:14:59,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@375f3fc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:14:59, skipping insertion in model container [2021-10-28 23:14:59,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:14:59" (1/1) ... [2021-10-28 23:14:59,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:14:59,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:14:59,917 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/sv-benchmarks/c/product-lines/minepump_spec5_product25.cil.c[2141,2154] [2021-10-28 23:15:00,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:15:00,047 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:15:00,092 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/sv-benchmarks/c/product-lines/minepump_spec5_product25.cil.c[2141,2154] [2021-10-28 23:15:00,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:15:00,221 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:15:00,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:00 WrapperNode [2021-10-28 23:15:00,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:15:00,224 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:15:00,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:15:00,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:15:00,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:00" (1/1) ... [2021-10-28 23:15:00,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:00" (1/1) ... [2021-10-28 23:15:00,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:15:00,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:15:00,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:15:00,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:15:00,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:00" (1/1) ... [2021-10-28 23:15:00,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:00" (1/1) ... [2021-10-28 23:15:00,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:00" (1/1) ... [2021-10-28 23:15:00,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:00" (1/1) ... [2021-10-28 23:15:00,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:00" (1/1) ... [2021-10-28 23:15:00,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:00" (1/1) ... [2021-10-28 23:15:00,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:00" (1/1) ... [2021-10-28 23:15:00,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:15:00,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:15:00,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:15:00,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:15:00,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:00" (1/1) ... [2021-10-28 23:15:00,460 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:15:00,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:00,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:00,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:15:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:15:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:15:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:15:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:15:01,460 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:15:01,461 INFO L299 CfgBuilder]: Removed 110 assume(true) statements. [2021-10-28 23:15:01,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:15:01 BoogieIcfgContainer [2021-10-28 23:15:01,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:15:01,466 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:15:01,466 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:15:01,470 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:15:01,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:14:59" (1/3) ... [2021-10-28 23:15:01,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5955ec99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:15:01, skipping insertion in model container [2021-10-28 23:15:01,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:00" (2/3) ... [2021-10-28 23:15:01,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5955ec99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:15:01, skipping insertion in model container [2021-10-28 23:15:01,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:15:01" (3/3) ... [2021-10-28 23:15:01,475 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product25.cil.c [2021-10-28 23:15:01,481 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:15:01,482 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:15:01,543 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:15:01,551 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 23:15:01,551 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:15:01,570 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 80 states have (on average 1.5375) internal successors, (123), 83 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:01,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 23:15:01,577 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:01,579 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:01,579 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:15:01,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:01,591 INFO L85 PathProgramCache]: Analyzing trace with hash 316418978, now seen corresponding path program 1 times [2021-10-28 23:15:01,601 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:01,601 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443066582] [2021-10-28 23:15:01,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:01,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:02,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:15:02,048 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:02,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443066582] [2021-10-28 23:15:02,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443066582] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:02,049 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:02,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:15:02,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188347590] [2021-10-28 23:15:02,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:15:02,057 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:02,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:15:02,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:15:02,076 INFO L87 Difference]: Start difference. First operand has 84 states, 80 states have (on average 1.5375) internal successors, (123), 83 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:02,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:02,132 INFO L93 Difference]: Finished difference Result 161 states and 238 transitions. [2021-10-28 23:15:02,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:15:02,134 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-28 23:15:02,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:02,150 INFO L225 Difference]: With dead ends: 161 [2021-10-28 23:15:02,150 INFO L226 Difference]: Without dead ends: 80 [2021-10-28 23:15:02,155 INFO L786 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 [2021-10-28 23:15:02,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-10-28 23:15:02,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2021-10-28 23:15:02,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 77 states have (on average 1.4415584415584415) internal successors, (111), 79 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:02,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 111 transitions. [2021-10-28 23:15:02,217 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 111 transitions. Word has length 19 [2021-10-28 23:15:02,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:02,219 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 111 transitions. [2021-10-28 23:15:02,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:02,220 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 111 transitions. [2021-10-28 23:15:02,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-28 23:15:02,222 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:02,222 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:02,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:15:02,224 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:15:02,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:02,228 INFO L85 PathProgramCache]: Analyzing trace with hash 2122438531, now seen corresponding path program 1 times [2021-10-28 23:15:02,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:02,229 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87935601] [2021-10-28 23:15:02,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:02,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:02,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:02,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:15:02,404 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:02,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87935601] [2021-10-28 23:15:02,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87935601] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:02,405 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:02,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:15:02,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832835973] [2021-10-28 23:15:02,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:15:02,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:02,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:15:02,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:15:02,414 INFO L87 Difference]: Start difference. First operand 80 states and 111 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:02,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:02,430 INFO L93 Difference]: Finished difference Result 80 states and 111 transitions. [2021-10-28 23:15:02,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:15:02,431 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-28 23:15:02,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:02,434 INFO L225 Difference]: With dead ends: 80 [2021-10-28 23:15:02,434 INFO L226 Difference]: Without dead ends: 37 [2021-10-28 23:15:02,435 INFO L786 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 [2021-10-28 23:15:02,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-28 23:15:02,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-28 23:15:02,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.4166666666666667) internal successors, (51), 36 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:02,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2021-10-28 23:15:02,450 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 20 [2021-10-28 23:15:02,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:02,450 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2021-10-28 23:15:02,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:02,451 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2021-10-28 23:15:02,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 23:15:02,455 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:02,455 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:02,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:15:02,456 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:15:02,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:02,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1747771672, now seen corresponding path program 1 times [2021-10-28 23:15:02,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:02,460 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675258171] [2021-10-28 23:15:02,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:02,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:02,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:15:02,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:02,551 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675258171] [2021-10-28 23:15:02,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675258171] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:02,553 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:02,554 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:15:02,554 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490783637] [2021-10-28 23:15:02,555 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:15:02,556 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:02,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:15:02,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:15:02,558 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:02,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:02,572 INFO L93 Difference]: Finished difference Result 67 states and 95 transitions. [2021-10-28 23:15:02,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:15:02,574 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-28 23:15:02,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:02,576 INFO L225 Difference]: With dead ends: 67 [2021-10-28 23:15:02,577 INFO L226 Difference]: Without dead ends: 37 [2021-10-28 23:15:02,578 INFO L786 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 [2021-10-28 23:15:02,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-28 23:15:02,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-28 23:15:02,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 36 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:02,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 50 transitions. [2021-10-28 23:15:02,586 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 50 transitions. Word has length 26 [2021-10-28 23:15:02,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:02,587 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 50 transitions. [2021-10-28 23:15:02,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:02,588 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2021-10-28 23:15:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-28 23:15:02,589 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:02,590 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:02,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:15:02,590 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:15:02,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:02,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1954685637, now seen corresponding path program 1 times [2021-10-28 23:15:02,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:02,592 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912785263] [2021-10-28 23:15:02,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:02,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:02,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:15:02,747 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:02,747 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912785263] [2021-10-28 23:15:02,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912785263] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:02,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:02,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:15:02,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749739918] [2021-10-28 23:15:02,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:15:02,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:02,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:15:02,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:15:02,755 INFO L87 Difference]: Start difference. First operand 37 states and 50 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:02,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:02,858 INFO L93 Difference]: Finished difference Result 87 states and 124 transitions. [2021-10-28 23:15:02,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:15:02,869 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-28 23:15:02,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:02,869 INFO L225 Difference]: With dead ends: 87 [2021-10-28 23:15:02,870 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:15:02,871 INFO L786 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 [2021-10-28 23:15:02,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:15:02,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:15:02,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:02,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:15:02,872 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-28 23:15:02,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:02,872 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:15:02,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:02,873 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:15:02,873 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:15:02,876 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:02,876 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:02,877 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:02,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:15:02,880 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:15:02,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,893 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:02,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:03,113 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 92) no Hoare annotation was computed. [2021-10-28 23:15:03,114 INFO L853 garLoopResultBuilder]: At program point L118(lines 114 136) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-28 23:15:03,114 INFO L853 garLoopResultBuilder]: At program point L118-1(lines 114 136) the Hoare annotation is: false [2021-10-28 23:15:03,114 INFO L853 garLoopResultBuilder]: At program point L118-2(lines 114 136) the Hoare annotation is: false [2021-10-28 23:15:03,114 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:15:03,115 INFO L853 garLoopResultBuilder]: At program point L532(lines 527 535) the Hoare annotation is: false [2021-10-28 23:15:03,115 INFO L853 garLoopResultBuilder]: At program point L532-1(lines 527 535) the Hoare annotation is: false [2021-10-28 23:15:03,115 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 470) no Hoare annotation was computed. [2021-10-28 23:15:03,115 INFO L853 garLoopResultBuilder]: At program point L532-2(lines 527 535) the Hoare annotation is: false [2021-10-28 23:15:03,115 INFO L857 garLoopResultBuilder]: For program point L433(lines 433 440) no Hoare annotation was computed. [2021-10-28 23:15:03,116 INFO L860 garLoopResultBuilder]: At program point L433-1(lines 433 440) the Hoare annotation is: true [2021-10-28 23:15:03,116 INFO L857 garLoopResultBuilder]: For program point L930(lines 930 947) no Hoare annotation was computed. [2021-10-28 23:15:03,116 INFO L853 garLoopResultBuilder]: At program point L930-1(lines 1 950) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:15:03,116 INFO L857 garLoopResultBuilder]: For program point L930-2(lines 930 947) no Hoare annotation was computed. [2021-10-28 23:15:03,116 INFO L853 garLoopResultBuilder]: At program point L930-3(lines 1 950) the Hoare annotation is: false [2021-10-28 23:15:03,117 INFO L857 garLoopResultBuilder]: For program point L930-4(lines 930 947) no Hoare annotation was computed. [2021-10-28 23:15:03,117 INFO L853 garLoopResultBuilder]: At program point L930-5(lines 1 950) the Hoare annotation is: false [2021-10-28 23:15:03,117 INFO L857 garLoopResultBuilder]: For program point L154(lines 154 162) no Hoare annotation was computed. [2021-10-28 23:15:03,117 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 154 162) no Hoare annotation was computed. [2021-10-28 23:15:03,117 INFO L857 garLoopResultBuilder]: For program point L154-2(lines 154 162) no Hoare annotation was computed. [2021-10-28 23:15:03,118 INFO L857 garLoopResultBuilder]: For program point L270(lines 270 274) no Hoare annotation was computed. [2021-10-28 23:15:03,118 INFO L857 garLoopResultBuilder]: For program point L270-2(lines 270 274) no Hoare annotation was computed. [2021-10-28 23:15:03,118 INFO L857 garLoopResultBuilder]: For program point L270-3(lines 270 274) no Hoare annotation was computed. [2021-10-28 23:15:03,118 INFO L857 garLoopResultBuilder]: For program point L270-5(lines 270 274) no Hoare annotation was computed. [2021-10-28 23:15:03,118 INFO L857 garLoopResultBuilder]: For program point L270-6(lines 270 274) no Hoare annotation was computed. [2021-10-28 23:15:03,119 INFO L857 garLoopResultBuilder]: For program point L270-8(lines 270 274) no Hoare annotation was computed. [2021-10-28 23:15:03,119 INFO L853 garLoopResultBuilder]: At program point L221(lines 216 224) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-28 23:15:03,119 INFO L853 garLoopResultBuilder]: At program point L221-1(lines 216 224) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-28 23:15:03,119 INFO L853 garLoopResultBuilder]: At program point L221-2(lines 216 224) the Hoare annotation is: false [2021-10-28 23:15:03,120 INFO L853 garLoopResultBuilder]: At program point L221-3(lines 216 224) the Hoare annotation is: false [2021-10-28 23:15:03,120 INFO L853 garLoopResultBuilder]: At program point L221-4(lines 216 224) the Hoare annotation is: false [2021-10-28 23:15:03,120 INFO L853 garLoopResultBuilder]: At program point L221-5(lines 216 224) the Hoare annotation is: false [2021-10-28 23:15:03,120 INFO L857 garLoopResultBuilder]: For program point L304(lines 304 310) no Hoare annotation was computed. [2021-10-28 23:15:03,120 INFO L853 garLoopResultBuilder]: At program point L304-1(lines 304 310) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:15:03,121 INFO L857 garLoopResultBuilder]: For program point L454(lines 454 458) no Hoare annotation was computed. [2021-10-28 23:15:03,121 INFO L857 garLoopResultBuilder]: For program point L454-3(lines 454 458) no Hoare annotation was computed. [2021-10-28 23:15:03,121 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:15:03,121 INFO L857 garLoopResultBuilder]: For program point L454-6(lines 454 458) no Hoare annotation was computed. [2021-10-28 23:15:03,121 INFO L853 garLoopResultBuilder]: At program point L75(lines 1 950) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:15:03,122 INFO L857 garLoopResultBuilder]: For program point L934(lines 934 944) no Hoare annotation was computed. [2021-10-28 23:15:03,122 INFO L857 garLoopResultBuilder]: For program point L934-2(lines 934 944) no Hoare annotation was computed. [2021-10-28 23:15:03,122 INFO L857 garLoopResultBuilder]: For program point L934-4(lines 934 944) no Hoare annotation was computed. [2021-10-28 23:15:03,122 INFO L853 garLoopResultBuilder]: At program point L125(lines 125 131) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-28 23:15:03,122 INFO L857 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-10-28 23:15:03,123 INFO L853 garLoopResultBuilder]: At program point L125-1(lines 125 131) the Hoare annotation is: false [2021-10-28 23:15:03,123 INFO L857 garLoopResultBuilder]: For program point L92-1(line 92) no Hoare annotation was computed. [2021-10-28 23:15:03,123 INFO L853 garLoopResultBuilder]: At program point L125-2(lines 125 131) the Hoare annotation is: false [2021-10-28 23:15:03,123 INFO L857 garLoopResultBuilder]: For program point L92-2(line 92) no Hoare annotation was computed. [2021-10-28 23:15:03,124 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 92) no Hoare annotation was computed. [2021-10-28 23:15:03,124 INFO L853 garLoopResultBuilder]: At program point L340(lines 293 341) the Hoare annotation is: false [2021-10-28 23:15:03,124 INFO L857 garLoopResultBuilder]: For program point L935(lines 935 941) no Hoare annotation was computed. [2021-10-28 23:15:03,124 INFO L857 garLoopResultBuilder]: For program point L935-2(lines 935 941) no Hoare annotation was computed. [2021-10-28 23:15:03,124 INFO L857 garLoopResultBuilder]: For program point L324(lines 324 335) no Hoare annotation was computed. [2021-10-28 23:15:03,125 INFO L857 garLoopResultBuilder]: For program point L935-4(lines 935 941) no Hoare annotation was computed. [2021-10-28 23:15:03,125 INFO L853 garLoopResultBuilder]: At program point L919(lines 118 124) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-28 23:15:03,125 INFO L853 garLoopResultBuilder]: At program point L919-1(lines 118 124) the Hoare annotation is: false [2021-10-28 23:15:03,125 INFO L853 garLoopResultBuilder]: At program point L919-2(lines 118 124) the Hoare annotation is: false [2021-10-28 23:15:03,126 INFO L853 garLoopResultBuilder]: At program point L523(lines 518 526) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-28 23:15:03,126 INFO L853 garLoopResultBuilder]: At program point L523-1(lines 518 526) the Hoare annotation is: false [2021-10-28 23:15:03,126 INFO L853 garLoopResultBuilder]: At program point L523-2(lines 518 526) the Hoare annotation is: false [2021-10-28 23:15:03,126 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:15:03,126 INFO L853 garLoopResultBuilder]: At program point L408(lines 404 410) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:15:03,127 INFO L853 garLoopResultBuilder]: At program point L276(lines 261 279) the Hoare annotation is: false [2021-10-28 23:15:03,127 INFO L853 garLoopResultBuilder]: At program point L276-1(lines 261 279) the Hoare annotation is: false [2021-10-28 23:15:03,127 INFO L853 garLoopResultBuilder]: At program point L276-2(lines 261 279) the Hoare annotation is: false [2021-10-28 23:15:03,127 INFO L860 garLoopResultBuilder]: At program point L442(lines 423 445) the Hoare annotation is: true [2021-10-28 23:15:03,133 INFO L853 garLoopResultBuilder]: At program point L360-2(lines 360 374) the Hoare annotation is: false [2021-10-28 23:15:03,133 INFO L857 garLoopResultBuilder]: For program point L361(line 361) no Hoare annotation was computed. [2021-10-28 23:15:03,134 INFO L857 garLoopResultBuilder]: For program point L295(lines 294 339) no Hoare annotation was computed. [2021-10-28 23:15:03,141 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 300) no Hoare annotation was computed. [2021-10-28 23:15:03,142 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:15:03,142 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 482) no Hoare annotation was computed. [2021-10-28 23:15:03,142 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 92) no Hoare annotation was computed. [2021-10-28 23:15:03,142 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 334) no Hoare annotation was computed. [2021-10-28 23:15:03,143 INFO L857 garLoopResultBuilder]: For program point L330-2(lines 324 335) no Hoare annotation was computed. [2021-10-28 23:15:03,143 INFO L857 garLoopResultBuilder]: For program point L314(lines 314 320) no Hoare annotation was computed. [2021-10-28 23:15:03,143 INFO L853 garLoopResultBuilder]: At program point L314-1(lines 314 320) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:15:03,143 INFO L853 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:15:03,144 INFO L853 garLoopResultBuilder]: At program point L909(lines 904 911) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:15:03,144 INFO L857 garLoopResultBuilder]: For program point L364(lines 364 368) no Hoare annotation was computed. [2021-10-28 23:15:03,144 INFO L857 garLoopResultBuilder]: For program point L364-1(lines 364 368) no Hoare annotation was computed. [2021-10-28 23:15:03,144 INFO L857 garLoopResultBuilder]: For program point L150(lines 150 167) no Hoare annotation was computed. [2021-10-28 23:15:03,144 INFO L857 garLoopResultBuilder]: For program point L150-1(lines 150 167) no Hoare annotation was computed. [2021-10-28 23:15:03,144 INFO L857 garLoopResultBuilder]: For program point L150-2(lines 150 167) no Hoare annotation was computed. [2021-10-28 23:15:03,148 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-10-28 23:15:03,150 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:15:03,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:15:03 BoogieIcfgContainer [2021-10-28 23:15:03,183 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:15:03,183 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:15:03,184 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:15:03,184 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:15:03,184 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:15:01" (3/4) ... [2021-10-28 23:15:03,192 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:15:03,225 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 23:15:03,226 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 23:15:03,227 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 23:15:03,228 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 23:15:03,229 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:15:03,229 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:15:03,230 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:15:03,264 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-28 23:15:03,265 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-28 23:15:03,265 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-28 23:15:03,265 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-28 23:15:03,267 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-28 23:15:03,268 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-28 23:15:03,368 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:15:03,368 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:15:03,371 INFO L168 Benchmark]: Toolchain (without parser) took 3769.21 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 54.3 MB in the beginning and 103.8 MB in the end (delta: -49.5 MB). Peak memory consumption was 55.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:03,371 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 94.4 MB. Free memory is still 71.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:15:03,372 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.33 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 54.1 MB in the beginning and 98.3 MB in the end (delta: -44.2 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:03,373 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.31 ms. Allocated memory is still 132.1 MB. Free memory was 97.5 MB in the beginning and 94.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:03,373 INFO L168 Benchmark]: Boogie Preprocessor took 90.09 ms. Allocated memory is still 132.1 MB. Free memory was 94.8 MB in the beginning and 92.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:03,374 INFO L168 Benchmark]: RCFGBuilder took 1031.31 ms. Allocated memory is still 132.1 MB. Free memory was 92.7 MB in the beginning and 53.4 MB in the end (delta: 39.3 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:03,374 INFO L168 Benchmark]: TraceAbstraction took 1716.93 ms. Allocated memory is still 132.1 MB. Free memory was 52.9 MB in the beginning and 49.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:03,375 INFO L168 Benchmark]: Witness Printer took 185.18 ms. Allocated memory is still 132.1 MB. Free memory was 49.5 MB in the beginning and 103.8 MB in the end (delta: -54.3 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:03,378 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 94.4 MB. Free memory is still 71.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 621.33 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 54.1 MB in the beginning and 98.3 MB in the end (delta: -44.2 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 116.31 ms. Allocated memory is still 132.1 MB. Free memory was 97.5 MB in the beginning and 94.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 90.09 ms. Allocated memory is still 132.1 MB. Free memory was 94.8 MB in the beginning and 92.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1031.31 ms. Allocated memory is still 132.1 MB. Free memory was 92.7 MB in the beginning and 53.4 MB in the end (delta: 39.3 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1716.93 ms. Allocated memory is still 132.1 MB. Free memory was 52.9 MB in the beginning and 49.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Witness Printer took 185.18 ms. Allocated memory is still 132.1 MB. Free memory was 49.5 MB in the beginning and 103.8 MB in the end (delta: -54.3 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 92]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 92]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 92]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 84 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 279 SDtfs, 135 SDslu, 74 SDs, 0 SdLazy, 22 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred in iteration=0, InterpolantAutomatonStates: 13, 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 37 LocationsWithAnnotation, 37 PreInvPairs, 58 NumberOfFragments, 160 HoareAnnotationTreeSize, 37 FomulaSimplifications, 158 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 37 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 176 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive RESULT: Ultimate proved your program to be correct! [2021-10-28 23:15:03,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c86ad22a-20e0-4d60-8d50-3f595425df18/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...