./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product07.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product07.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt --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 7b1926ab8ce05e9688e45de48c468d3fc2da1287 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:48:50,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:48:50,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:48:50,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:48:50,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:48:50,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:48:50,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:48:50,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:48:50,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:48:50,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:48:50,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:48:50,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:48:50,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:48:50,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:48:50,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:48:50,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:48:50,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:48:50,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:48:50,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:48:50,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:48:50,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:48:50,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:48:50,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:48:50,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:48:50,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:48:50,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:48:50,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:48:50,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:48:50,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:48:50,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:48:50,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:48:50,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:48:50,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:48:50,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:48:50,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:48:50,700 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:48:50,701 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:48:50,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:48:50,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:48:50,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:48:50,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:48:50,704 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:48:50,729 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:48:50,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:48:50,730 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:48:50,730 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:48:50,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:48:50,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:48:50,732 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:48:50,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:48:50,733 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:48:50,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:48:50,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:48:50,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:48:50,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:48:50,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:48:50,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:48:50,734 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:48:50,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:48:50,735 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:48:50,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:48:50,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:48:50,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:48:50,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:48:50,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:48:50,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:48:50,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:48:50,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:48:50,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:48:50,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:48:50,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:48:50,741 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:48:50,741 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_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b1926ab8ce05e9688e45de48c468d3fc2da1287 [2021-10-13 00:48:51,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:48:51,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:48:51,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:48:51,096 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:48:51,097 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:48:51,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec5_product07.cil.c [2021-10-13 00:48:51,182 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/data/27156f2c8/87b2a1a4381548078211c085a1c97bce/FLAGfac735cb7 [2021-10-13 00:48:51,785 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:48:51,791 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/sv-benchmarks/c/product-lines/minepump_spec5_product07.cil.c [2021-10-13 00:48:51,812 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/data/27156f2c8/87b2a1a4381548078211c085a1c97bce/FLAGfac735cb7 [2021-10-13 00:48:52,057 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/data/27156f2c8/87b2a1a4381548078211c085a1c97bce [2021-10-13 00:48:52,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:48:52,062 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:48:52,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:48:52,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:48:52,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:48:52,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:48:52" (1/1) ... [2021-10-13 00:48:52,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@170cb0d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:48:52, skipping insertion in model container [2021-10-13 00:48:52,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:48:52" (1/1) ... [2021-10-13 00:48:52,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:48:52,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:48:52,383 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_fc6df10f-a218-4cad-931e-2fb6b2881b6d/sv-benchmarks/c/product-lines/minepump_spec5_product07.cil.c[7250,7263] [2021-10-13 00:48:52,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:48:52,483 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:48:52,521 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_fc6df10f-a218-4cad-931e-2fb6b2881b6d/sv-benchmarks/c/product-lines/minepump_spec5_product07.cil.c[7250,7263] [2021-10-13 00:48:52,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:48:52,576 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:48:52,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:48:52 WrapperNode [2021-10-13 00:48:52,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:48:52,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:48:52,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:48:52,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:48:52,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:48:52" (1/1) ... [2021-10-13 00:48:52,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:48:52" (1/1) ... [2021-10-13 00:48:52,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:48:52,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:48:52,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:48:52,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:48:52,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:48:52" (1/1) ... [2021-10-13 00:48:52,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:48:52" (1/1) ... [2021-10-13 00:48:52,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:48:52" (1/1) ... [2021-10-13 00:48:52,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:48:52" (1/1) ... [2021-10-13 00:48:52,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:48:52" (1/1) ... [2021-10-13 00:48:52,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:48:52" (1/1) ... [2021-10-13 00:48:52,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:48:52" (1/1) ... [2021-10-13 00:48:52,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:48:52,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:48:52,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:48:52,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:48:52,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:48:52" (1/1) ... [2021-10-13 00:48:52,723 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:48:52,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:48:52,755 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:48:52,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:48:52,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:48:52,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:48:52,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:48:52,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:48:53,612 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:48:53,612 INFO L299 CfgBuilder]: Removed 114 assume(true) statements. [2021-10-13 00:48:53,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:48:53 BoogieIcfgContainer [2021-10-13 00:48:53,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:48:53,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:48:53,616 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:48:53,620 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:48:53,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:48:52" (1/3) ... [2021-10-13 00:48:53,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b5ecc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:48:53, skipping insertion in model container [2021-10-13 00:48:53,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:48:52" (2/3) ... [2021-10-13 00:48:53,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b5ecc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:48:53, skipping insertion in model container [2021-10-13 00:48:53,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:48:53" (3/3) ... [2021-10-13 00:48:53,623 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product07.cil.c [2021-10-13 00:48:53,629 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:48:53,629 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 00:48:53,676 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:48:53,706 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-10-13 00:48:53,706 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 00:48:53,723 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 76 states have (on average 1.5394736842105263) internal successors, (117), 79 states have internal predecessors, (117), 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) [2021-10-13 00:48:53,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 00:48:53,729 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:53,729 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:48:53,730 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:53,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:53,736 INFO L82 PathProgramCache]: Analyzing trace with hash 889929444, now seen corresponding path program 1 times [2021-10-13 00:48:53,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:53,745 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774755436] [2021-10-13 00:48:53,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:53,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:53,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:54,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:48:54,077 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:54,078 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774755436] [2021-10-13 00:48:54,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774755436] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:54,079 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:54,079 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:48:54,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449266048] [2021-10-13 00:48:54,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 00:48:54,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:54,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 00:48:54,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:48:54,103 INFO L87 Difference]: Start difference. First operand has 80 states, 76 states have (on average 1.5394736842105263) internal successors, (117), 79 states have internal predecessors, (117), 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) [2021-10-13 00:48:54,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:54,144 INFO L93 Difference]: Finished difference Result 153 states and 226 transitions. [2021-10-13 00:48:54,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:48:54,145 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 [2021-10-13 00:48:54,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:54,157 INFO L225 Difference]: With dead ends: 153 [2021-10-13 00:48:54,158 INFO L226 Difference]: Without dead ends: 76 [2021-10-13 00:48:54,161 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:48:54,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-10-13 00:48:54,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2021-10-13 00:48:54,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 73 states have (on average 1.4383561643835616) internal successors, (105), 75 states have internal predecessors, (105), 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) [2021-10-13 00:48:54,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 105 transitions. [2021-10-13 00:48:54,206 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 105 transitions. Word has length 19 [2021-10-13 00:48:54,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:54,207 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 105 transitions. [2021-10-13 00:48:54,207 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) [2021-10-13 00:48:54,207 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2021-10-13 00:48:54,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 00:48:54,208 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:54,209 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:48:54,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:48:54,209 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:54,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:54,210 INFO L82 PathProgramCache]: Analyzing trace with hash -1599018299, now seen corresponding path program 1 times [2021-10-13 00:48:54,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:54,211 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462241672] [2021-10-13 00:48:54,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:54,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:54,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:48:54,346 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:54,346 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462241672] [2021-10-13 00:48:54,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462241672] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:54,347 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:54,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:48:54,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599923006] [2021-10-13 00:48:54,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:48:54,351 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:54,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:48:54,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:54,353 INFO L87 Difference]: Start difference. First operand 76 states and 105 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) [2021-10-13 00:48:54,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:54,369 INFO L93 Difference]: Finished difference Result 76 states and 105 transitions. [2021-10-13 00:48:54,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:48:54,370 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 [2021-10-13 00:48:54,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:54,372 INFO L225 Difference]: With dead ends: 76 [2021-10-13 00:48:54,373 INFO L226 Difference]: Without dead ends: 37 [2021-10-13 00:48:54,374 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:48:54,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-13 00:48:54,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-13 00:48:54,383 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) [2021-10-13 00:48:54,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2021-10-13 00:48:54,385 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 20 [2021-10-13 00:48:54,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:54,386 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2021-10-13 00:48:54,386 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) [2021-10-13 00:48:54,387 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2021-10-13 00:48:54,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 00:48:54,391 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:54,391 INFO L512 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] [2021-10-13 00:48:54,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:48:54,392 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:54,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:54,394 INFO L82 PathProgramCache]: Analyzing trace with hash -1370903551, now seen corresponding path program 1 times [2021-10-13 00:48:54,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:54,395 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261668321] [2021-10-13 00:48:54,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:54,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:54,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:48:54,575 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:54,575 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261668321] [2021-10-13 00:48:54,576 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261668321] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:54,577 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:54,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:48:54,580 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466345261] [2021-10-13 00:48:54,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 00:48:54,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:54,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 00:48:54,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:48:54,584 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 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) [2021-10-13 00:48:54,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:54,768 INFO L93 Difference]: Finished difference Result 123 states and 177 transitions. [2021-10-13 00:48:54,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:48:54,777 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 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 [2021-10-13 00:48:54,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:54,779 INFO L225 Difference]: With dead ends: 123 [2021-10-13 00:48:54,780 INFO L226 Difference]: Without dead ends: 93 [2021-10-13 00:48:54,781 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 38.0ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:48:54,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-10-13 00:48:54,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 59. [2021-10-13 00:48:54,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 58 states have (on average 1.4482758620689655) internal successors, (84), 58 states have internal predecessors, (84), 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) [2021-10-13 00:48:54,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 84 transitions. [2021-10-13 00:48:54,799 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 84 transitions. Word has length 26 [2021-10-13 00:48:54,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:54,800 INFO L470 AbstractCegarLoop]: Abstraction has 59 states and 84 transitions. [2021-10-13 00:48:54,800 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 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) [2021-10-13 00:48:54,801 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2021-10-13 00:48:54,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-13 00:48:54,802 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:48:54,803 INFO L512 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] [2021-10-13 00:48:54,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:48:54,803 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:48:54,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:48:54,805 INFO L82 PathProgramCache]: Analyzing trace with hash 383350907, now seen corresponding path program 1 times [2021-10-13 00:48:54,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:48:54,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864880424] [2021-10-13 00:48:54,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:48:54,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:48:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:48:54,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:48:54,953 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:48:54,953 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864880424] [2021-10-13 00:48:54,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864880424] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:48:54,958 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:48:54,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:48:54,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233643476] [2021-10-13 00:48:54,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:48:54,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:48:54,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:48:54,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:48:54,961 INFO L87 Difference]: Start difference. First operand 59 states and 84 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) [2021-10-13 00:48:55,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:48:55,049 INFO L93 Difference]: Finished difference Result 152 states and 222 transitions. [2021-10-13 00:48:55,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:48:55,050 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 [2021-10-13 00:48:55,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:48:55,050 INFO L225 Difference]: With dead ends: 152 [2021-10-13 00:48:55,050 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:48:55,052 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:48:55,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:48:55,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:48:55,052 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) [2021-10-13 00:48:55,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:48:55,053 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-13 00:48:55,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:48:55,053 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:48:55,053 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) [2021-10-13 00:48:55,053 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:48:55,054 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:48:55,056 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:48:55,056 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:48:55,057 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:48:55,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:48:55,059 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:48:55,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:48:55,368 INFO L853 garLoopResultBuilder]: At program point L448(lines 443 451) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 00:48:55,369 INFO L853 garLoopResultBuilder]: At program point L448-1(lines 443 451) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 00:48:55,369 INFO L853 garLoopResultBuilder]: At program point L448-2(lines 443 451) the Hoare annotation is: false [2021-10-13 00:48:55,370 INFO L853 garLoopResultBuilder]: At program point L448-3(lines 443 451) the Hoare annotation is: false [2021-10-13 00:48:55,370 INFO L853 garLoopResultBuilder]: At program point L448-4(lines 443 451) the Hoare annotation is: false [2021-10-13 00:48:55,370 INFO L853 garLoopResultBuilder]: At program point L448-5(lines 443 451) the Hoare annotation is: false [2021-10-13 00:48:55,370 INFO L853 garLoopResultBuilder]: At program point L250(lines 363 369) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 00:48:55,371 INFO L853 garLoopResultBuilder]: At program point L250-1(lines 363 369) the Hoare annotation is: false [2021-10-13 00:48:55,371 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 508) no Hoare annotation was computed. [2021-10-13 00:48:55,371 INFO L853 garLoopResultBuilder]: At program point L250-2(lines 363 369) the Hoare annotation is: false [2021-10-13 00:48:55,376 INFO L857 garLoopResultBuilder]: For program point L399(lines 399 407) no Hoare annotation was computed. [2021-10-13 00:48:55,376 INFO L857 garLoopResultBuilder]: For program point L399-1(lines 399 407) no Hoare annotation was computed. [2021-10-13 00:48:55,377 INFO L857 garLoopResultBuilder]: For program point L399-2(lines 399 407) no Hoare annotation was computed. [2021-10-13 00:48:55,378 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:48:55,378 INFO L853 garLoopResultBuilder]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-10-13 00:48:55,378 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 174) no Hoare annotation was computed. [2021-10-13 00:48:55,379 INFO L857 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2021-10-13 00:48:55,383 INFO L853 garLoopResultBuilder]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) [2021-10-13 00:48:55,383 INFO L853 garLoopResultBuilder]: At program point L535(lines 1 912) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:48:55,384 INFO L853 garLoopResultBuilder]: At program point L370(lines 370 376) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 00:48:55,384 INFO L853 garLoopResultBuilder]: At program point L370-1(lines 370 376) the Hoare annotation is: false [2021-10-13 00:48:55,384 INFO L857 garLoopResultBuilder]: For program point L304(lines 304 310) no Hoare annotation was computed. [2021-10-13 00:48:55,384 INFO L853 garLoopResultBuilder]: At program point L370-2(lines 370 376) the Hoare annotation is: false [2021-10-13 00:48:55,384 INFO L853 garLoopResultBuilder]: At program point L304-1(lines 304 310) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)))) [2021-10-13 00:48:55,385 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:48:55,385 INFO L857 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-13 00:48:55,386 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 58 62) no Hoare annotation was computed. [2021-10-13 00:48:55,386 INFO L853 garLoopResultBuilder]: At program point L240(lines 235 242) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) [2021-10-13 00:48:55,386 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 162) no Hoare annotation was computed. [2021-10-13 00:48:55,386 INFO L857 garLoopResultBuilder]: For program point L158-3(lines 158 162) no Hoare annotation was computed. [2021-10-13 00:48:55,386 INFO L857 garLoopResultBuilder]: For program point L158-6(lines 158 162) no Hoare annotation was computed. [2021-10-13 00:48:55,387 INFO L853 garLoopResultBuilder]: At program point L439(lines 432 442) the Hoare annotation is: false [2021-10-13 00:48:55,387 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 508) no Hoare annotation was computed. [2021-10-13 00:48:55,387 INFO L853 garLoopResultBuilder]: At program point L439-1(lines 432 442) the Hoare annotation is: false [2021-10-13 00:48:55,387 INFO L853 garLoopResultBuilder]: At program point L439-2(lines 432 442) the Hoare annotation is: false [2021-10-13 00:48:55,387 INFO L857 garLoopResultBuilder]: For program point L324(lines 324 337) no Hoare annotation was computed. [2021-10-13 00:48:55,387 INFO L860 garLoopResultBuilder]: At program point L143(lines 124 146) the Hoare annotation is: true [2021-10-13 00:48:55,388 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:48:55,388 INFO L853 garLoopResultBuilder]: At program point L342(lines 293 343) the Hoare annotation is: false [2021-10-13 00:48:55,388 INFO L853 garLoopResultBuilder]: At program point L227(lines 222 230) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 00:48:55,388 INFO L853 garLoopResultBuilder]: At program point L227-1(lines 222 230) the Hoare annotation is: false [2021-10-13 00:48:55,388 INFO L853 garLoopResultBuilder]: At program point L227-2(lines 222 230) the Hoare annotation is: false [2021-10-13 00:48:55,388 INFO L857 garLoopResultBuilder]: For program point L508(line 508) no Hoare annotation was computed. [2021-10-13 00:48:55,388 INFO L857 garLoopResultBuilder]: For program point L508-1(line 508) no Hoare annotation was computed. [2021-10-13 00:48:55,388 INFO L857 garLoopResultBuilder]: For program point L508-2(line 508) no Hoare annotation was computed. [2021-10-13 00:48:55,388 INFO L857 garLoopResultBuilder]: For program point L492(lines 492 498) no Hoare annotation was computed. [2021-10-13 00:48:55,389 INFO L853 garLoopResultBuilder]: At program point L492-1(lines 492 498) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:48:55,389 INFO L857 garLoopResultBuilder]: For program point L261(lines 261 278) no Hoare annotation was computed. [2021-10-13 00:48:55,389 INFO L853 garLoopResultBuilder]: At program point L261-1(lines 1 912) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)))) [2021-10-13 00:48:55,389 INFO L853 garLoopResultBuilder]: At program point L195(lines 190 198) the Hoare annotation is: false [2021-10-13 00:48:55,389 INFO L857 garLoopResultBuilder]: For program point L261-2(lines 261 278) no Hoare annotation was computed. [2021-10-13 00:48:55,389 INFO L853 garLoopResultBuilder]: At program point L195-1(lines 190 198) the Hoare annotation is: false [2021-10-13 00:48:55,389 INFO L853 garLoopResultBuilder]: At program point L261-3(lines 1 912) the Hoare annotation is: false [2021-10-13 00:48:55,389 INFO L853 garLoopResultBuilder]: At program point L195-2(lines 190 198) the Hoare annotation is: false [2021-10-13 00:48:55,389 INFO L857 garLoopResultBuilder]: For program point L261-4(lines 261 278) no Hoare annotation was computed. [2021-10-13 00:48:55,390 INFO L853 garLoopResultBuilder]: At program point L261-5(lines 1 912) the Hoare annotation is: false [2021-10-13 00:48:55,390 INFO L857 garLoopResultBuilder]: For program point L295(lines 294 341) no Hoare annotation was computed. [2021-10-13 00:48:55,390 INFO L853 garLoopResultBuilder]: At program point L543(lines 538 546) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2021-10-13 00:48:55,390 INFO L857 garLoopResultBuilder]: For program point L395(lines 395 412) no Hoare annotation was computed. [2021-10-13 00:48:55,390 INFO L857 garLoopResultBuilder]: For program point L395-1(lines 395 412) no Hoare annotation was computed. [2021-10-13 00:48:55,391 INFO L857 garLoopResultBuilder]: For program point L395-2(lines 395 412) no Hoare annotation was computed. [2021-10-13 00:48:55,391 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 300) no Hoare annotation was computed. [2021-10-13 00:48:55,391 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:48:55,391 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 508) no Hoare annotation was computed. [2021-10-13 00:48:55,391 INFO L853 garLoopResultBuilder]: At program point L363(lines 359 381) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 00:48:55,391 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 336) no Hoare annotation was computed. [2021-10-13 00:48:55,392 INFO L853 garLoopResultBuilder]: At program point L363-1(lines 359 381) the Hoare annotation is: false [2021-10-13 00:48:55,392 INFO L853 garLoopResultBuilder]: At program point L330-1(lines 330 336) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:48:55,393 INFO L853 garLoopResultBuilder]: At program point L363-2(lines 359 381) the Hoare annotation is: false [2021-10-13 00:48:55,394 INFO L857 garLoopResultBuilder]: For program point L314(lines 314 320) no Hoare annotation was computed. [2021-10-13 00:48:55,394 INFO L853 garLoopResultBuilder]: At program point L314-1(lines 314 320) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)))) [2021-10-13 00:48:55,394 INFO L857 garLoopResultBuilder]: For program point L182(lines 182 186) no Hoare annotation was computed. [2021-10-13 00:48:55,394 INFO L857 garLoopResultBuilder]: For program point L265(lines 265 275) no Hoare annotation was computed. [2021-10-13 00:48:55,395 INFO L857 garLoopResultBuilder]: For program point L265-2(lines 265 275) no Hoare annotation was computed. [2021-10-13 00:48:55,395 INFO L857 garLoopResultBuilder]: For program point L265-4(lines 265 275) no Hoare annotation was computed. [2021-10-13 00:48:55,395 INFO L857 garLoopResultBuilder]: For program point L266(lines 266 272) no Hoare annotation was computed. [2021-10-13 00:48:55,395 INFO L857 garLoopResultBuilder]: For program point L266-2(lines 266 272) no Hoare annotation was computed. [2021-10-13 00:48:55,395 INFO L857 garLoopResultBuilder]: For program point L134(lines 134 141) no Hoare annotation was computed. [2021-10-13 00:48:55,395 INFO L857 garLoopResultBuilder]: For program point L266-4(lines 266 272) no Hoare annotation was computed. [2021-10-13 00:48:55,395 INFO L860 garLoopResultBuilder]: At program point L134-1(lines 134 141) the Hoare annotation is: true [2021-10-13 00:48:55,401 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:48:55,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:48:55 BoogieIcfgContainer [2021-10-13 00:48:55,436 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:48:55,436 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:48:55,436 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:48:55,436 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:48:55,437 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:48:53" (3/4) ... [2021-10-13 00:48:55,440 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:48:55,466 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 00:48:55,466 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 00:48:55,468 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 00:48:55,468 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 00:48:55,469 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 00:48:55,470 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:48:55,470 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:48:55,497 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == systemActive) && 1 == systemActive [2021-10-13 00:48:55,497 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-10-13 00:48:55,498 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-10-13 00:48:55,499 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && !(0 == systemActive)) || ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) [2021-10-13 00:48:55,500 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && !(0 == systemActive)) || ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) [2021-10-13 00:48:55,501 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && !(0 == systemActive)) || ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) [2021-10-13 00:48:55,502 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 00:48:55,503 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 00:48:55,503 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 00:48:55,503 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 00:48:55,505 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 00:48:55,505 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 00:48:55,569 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:48:55,569 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:48:55,571 INFO L168 Benchmark]: Toolchain (without parser) took 3508.41 ms. Allocated memory is still 115.3 MB. Free memory was 81.1 MB in the beginning and 53.6 MB in the end (delta: 27.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:48:55,571 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 75.5 MB. Free memory was 49.2 MB in the beginning and 49.2 MB in the end (delta: 30.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:48:55,572 INFO L168 Benchmark]: CACSL2BoogieTranslator took 508.29 ms. Allocated memory is still 115.3 MB. Free memory was 81.1 MB in the beginning and 83.6 MB in the end (delta: -2.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:48:55,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.53 ms. Allocated memory is still 115.3 MB. Free memory was 83.6 MB in the beginning and 80.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:48:55,573 INFO L168 Benchmark]: Boogie Preprocessor took 42.37 ms. Allocated memory is still 115.3 MB. Free memory was 80.6 MB in the beginning and 78.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:48:55,573 INFO L168 Benchmark]: RCFGBuilder took 923.01 ms. Allocated memory is still 115.3 MB. Free memory was 78.5 MB in the beginning and 40.7 MB in the end (delta: 37.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:48:55,573 INFO L168 Benchmark]: TraceAbstraction took 1819.60 ms. Allocated memory is still 115.3 MB. Free memory was 40.7 MB in the beginning and 61.3 MB in the end (delta: -20.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:48:55,574 INFO L168 Benchmark]: Witness Printer took 132.96 ms. Allocated memory is still 115.3 MB. Free memory was 61.3 MB in the beginning and 53.6 MB in the end (delta: 7.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:48:55,576 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 75.5 MB. Free memory was 49.2 MB in the beginning and 49.2 MB in the end (delta: 30.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 508.29 ms. Allocated memory is still 115.3 MB. Free memory was 81.1 MB in the beginning and 83.6 MB in the end (delta: -2.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.53 ms. Allocated memory is still 115.3 MB. Free memory was 83.6 MB in the beginning and 80.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.37 ms. Allocated memory is still 115.3 MB. Free memory was 80.6 MB in the beginning and 78.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 923.01 ms. Allocated memory is still 115.3 MB. Free memory was 78.5 MB in the beginning and 40.7 MB in the end (delta: 37.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1819.60 ms. Allocated memory is still 115.3 MB. Free memory was 40.7 MB in the beginning and 61.3 MB in the end (delta: -20.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 132.96 ms. Allocated memory is still 115.3 MB. Free memory was 61.3 MB in the beginning and 53.6 MB in the end (delta: 7.6 MB). Peak memory consumption was 8.4 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 508]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 508]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 508]: 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, 80 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1725.9ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 17.0ms, AutomataDifference: 388.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 310.4ms, InitialAbstractionConstructionTime: 12.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 277 SDtfs, 281 SDslu, 343 SDs, 0 SdLazy, 47 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 143.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 64.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=80occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 60.5ms AutomataMinimizationTime, 4 MinimizatonAttempts, 34 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 85 NumberOfFragments, 207 HoareAnnotationTreeSize, 39 FomulaSimplifications, 783 FormulaSimplificationTreeSizeReduction, 126.7ms HoareSimplificationTime, 39 FomulaSimplificationsInter, 45 FormulaSimplificationTreeSizeReductionInter, 170.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 35.3ms SsaConstructionTime, 206.5ms SatisfiabilityAnalysisTime, 450.6ms InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 190 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: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && !(0 == systemActive)) || ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 359]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 359]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && !(0 == systemActive)) || ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && !(0 == systemActive)) || ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 359]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 00:48:55,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc6df10f-a218-4cad-931e-2fb6b2881b6d/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...