./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.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_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg --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 31d3a3aeaf14432da9165203c4752dfec5aaba4c58389408b391b2b6f44be3f5 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:45:27,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:45:27,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:45:27,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:45:27,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:45:27,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:45:27,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:45:27,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:45:27,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:45:27,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:45:27,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:45:27,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:45:27,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:45:27,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:45:27,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:45:27,515 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:45:27,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:45:27,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:45:27,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:45:27,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:45:27,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:45:27,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:45:27,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:45:27,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:45:27,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:45:27,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:45:27,545 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:45:27,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:45:27,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:45:27,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:45:27,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:45:27,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:45:27,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:45:27,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:45:27,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:45:27,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:45:27,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:45:27,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:45:27,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:45:27,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:45:27,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:45:27,561 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 08:45:27,603 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:45:27,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:45:27,604 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:45:27,604 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:45:27,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:45:27,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:45:27,612 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:45:27,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:45:27,613 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 08:45:27,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:45:27,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 08:45:27,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:45:27,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 08:45:27,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:45:27,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 08:45:27,616 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 08:45:27,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:45:27,617 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:45:27,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 08:45:27,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:45:27,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:45:27,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:45:27,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:45:27,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:45:27,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:45:27,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 08:45:27,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:45:27,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:45:27,620 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 08:45:27,620 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 08:45:27,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 08:45:27,621 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:45:27,621 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_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31d3a3aeaf14432da9165203c4752dfec5aaba4c58389408b391b2b6f44be3f5 [2021-10-28 08:45:27,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:45:28,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:45:28,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:45:28,004 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:45:28,004 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:45:28,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2021-10-28 08:45:28,075 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/data/9dddfe453/217e48f593c643ba967e3647e5da004e/FLAGf489d3c42 [2021-10-28 08:45:28,676 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:45:28,677 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2021-10-28 08:45:28,708 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/data/9dddfe453/217e48f593c643ba967e3647e5da004e/FLAGf489d3c42 [2021-10-28 08:45:28,938 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/data/9dddfe453/217e48f593c643ba967e3647e5da004e [2021-10-28 08:45:28,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:45:28,944 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:45:28,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:45:28,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:45:28,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:45:28,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:45:28" (1/1) ... [2021-10-28 08:45:28,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b896f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:45:28, skipping insertion in model container [2021-10-28 08:45:28,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:45:28" (1/1) ... [2021-10-28 08:45:28,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:45:29,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:45:29,372 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_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[13075,13088] [2021-10-28 08:45:29,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:45:29,434 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:45:29,530 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_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[13075,13088] [2021-10-28 08:45:29,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:45:29,597 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:45:29,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:45:29 WrapperNode [2021-10-28 08:45:29,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:45:29,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:45:29,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:45:29,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:45:29,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:45:29" (1/1) ... [2021-10-28 08:45:29,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:45:29" (1/1) ... [2021-10-28 08:45:29,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:45:29,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:45:29,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:45:29,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:45:29,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:45:29" (1/1) ... [2021-10-28 08:45:29,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:45:29" (1/1) ... [2021-10-28 08:45:29,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:45:29" (1/1) ... [2021-10-28 08:45:29,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:45:29" (1/1) ... [2021-10-28 08:45:29,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:45:29" (1/1) ... [2021-10-28 08:45:29,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:45:29" (1/1) ... [2021-10-28 08:45:29,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:45:29" (1/1) ... [2021-10-28 08:45:29,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:45:29,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:45:29,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:45:29,723 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:45:29,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:45:29" (1/1) ... [2021-10-28 08:45:29,747 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:45:29,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:45:29,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 08:45:29,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 08:45:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:45:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 08:45:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:45:29,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:45:30,913 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:45:30,914 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-10-28 08:45:30,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:45:30 BoogieIcfgContainer [2021-10-28 08:45:30,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:45:30,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 08:45:30,919 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 08:45:30,924 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 08:45:30,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 08:45:28" (1/3) ... [2021-10-28 08:45:30,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50e8c52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:45:30, skipping insertion in model container [2021-10-28 08:45:30,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:45:29" (2/3) ... [2021-10-28 08:45:30,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50e8c52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:45:30, skipping insertion in model container [2021-10-28 08:45:30,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:45:30" (3/3) ... [2021-10-28 08:45:30,930 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product24.cil.c [2021-10-28 08:45:30,937 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 08:45:30,937 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 08:45:30,986 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 08:45:30,992 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 08:45:30,992 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 08:45:31,012 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 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 08:45:31,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 08:45:31,018 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:31,019 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:45:31,020 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 08:45:31,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:31,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1528758621, now seen corresponding path program 1 times [2021-10-28 08:45:31,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:31,036 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551954009] [2021-10-28 08:45:31,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:31,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:31,369 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 08:45:31,369 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:31,370 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551954009] [2021-10-28 08:45:31,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551954009] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:31,371 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:31,371 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:45:31,373 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943817996] [2021-10-28 08:45:31,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 08:45:31,379 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:31,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 08:45:31,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 08:45:31,395 INFO L87 Difference]: Start difference. First operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 08:45:31,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:31,424 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-28 08:45:31,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 08:45:31,426 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2021-10-28 08:45:31,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:31,437 INFO L225 Difference]: With dead ends: 208 [2021-10-28 08:45:31,441 INFO L226 Difference]: Without dead ends: 103 [2021-10-28 08:45:31,446 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 08:45:31,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-28 08:45:31,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-28 08:45:31,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 100 states have (on average 1.47) internal successors, (147), 102 states have internal predecessors, (147), 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 08:45:31,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-28 08:45:31,488 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-28 08:45:31,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:31,489 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-28 08:45:31,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 08:45:31,489 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-28 08:45:31,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 08:45:31,491 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:31,491 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:45:31,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 08:45:31,492 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 08:45:31,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:31,493 INFO L85 PathProgramCache]: Analyzing trace with hash 512126731, now seen corresponding path program 1 times [2021-10-28 08:45:31,493 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:31,494 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355210165] [2021-10-28 08:45:31,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:31,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:31,592 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 08:45:31,592 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:31,592 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355210165] [2021-10-28 08:45:31,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355210165] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:31,593 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:31,593 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:45:31,593 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765694667] [2021-10-28 08:45:31,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:45:31,595 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:31,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:45:31,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:45:31,597 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 08:45:31,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:31,609 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-28 08:45:31,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:45:31,609 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 17 [2021-10-28 08:45:31,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:31,611 INFO L225 Difference]: With dead ends: 103 [2021-10-28 08:45:31,611 INFO L226 Difference]: Without dead ends: 45 [2021-10-28 08:45:31,612 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 08:45:31,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-28 08:45:31,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-28 08:45:31,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 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 08:45:31,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-28 08:45:31,619 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-28 08:45:31,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:31,619 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-28 08:45:31,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 08:45:31,620 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-28 08:45:31,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 08:45:31,621 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:31,621 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] [2021-10-28 08:45:31,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 08:45:31,622 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 08:45:31,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:31,623 INFO L85 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2021-10-28 08:45:31,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:31,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647725051] [2021-10-28 08:45:31,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:31,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:31,751 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 08:45:31,752 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:31,753 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647725051] [2021-10-28 08:45:31,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647725051] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:31,753 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:31,755 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:45:31,755 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834909298] [2021-10-28 08:45:31,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:45:31,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:31,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:45:31,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:45:31,762 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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 08:45:31,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:31,849 INFO L93 Difference]: Finished difference Result 107 states and 156 transitions. [2021-10-28 08:45:31,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 08:45:31,856 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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 22 [2021-10-28 08:45:31,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:31,857 INFO L225 Difference]: With dead ends: 107 [2021-10-28 08:45:31,857 INFO L226 Difference]: Without dead ends: 68 [2021-10-28 08:45:31,858 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:45:31,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-10-28 08:45:31,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 64. [2021-10-28 08:45:31,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 63 states have internal predecessors, (93), 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 08:45:31,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2021-10-28 08:45:31,868 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2021-10-28 08:45:31,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:31,869 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2021-10-28 08:45:31,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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 08:45:31,869 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2021-10-28 08:45:31,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 08:45:31,873 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:31,873 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] [2021-10-28 08:45:31,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 08:45:31,874 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 08:45:31,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:31,876 INFO L85 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2021-10-28 08:45:31,876 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:31,877 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434493211] [2021-10-28 08:45:31,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:31,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:32,001 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 08:45:32,001 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:32,002 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434493211] [2021-10-28 08:45:32,002 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434493211] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:32,002 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:32,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:45:32,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523873631] [2021-10-28 08:45:32,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:45:32,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:32,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:45:32,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:45:32,005 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 08:45:32,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:32,109 INFO L93 Difference]: Finished difference Result 309 states and 471 transitions. [2021-10-28 08:45:32,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 08:45:32,110 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 24 [2021-10-28 08:45:32,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:32,113 INFO L225 Difference]: With dead ends: 309 [2021-10-28 08:45:32,113 INFO L226 Difference]: Without dead ends: 251 [2021-10-28 08:45:32,114 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 08:45:32,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2021-10-28 08:45:32,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 116. [2021-10-28 08:45:32,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 115 states have (on average 1.4695652173913043) internal successors, (169), 115 states have internal predecessors, (169), 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 08:45:32,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2021-10-28 08:45:32,139 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 24 [2021-10-28 08:45:32,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:32,140 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2021-10-28 08:45:32,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 08:45:32,140 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2021-10-28 08:45:32,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 08:45:32,142 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:45:32,142 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] [2021-10-28 08:45:32,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 08:45:32,143 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:45:32,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:45:32,143 INFO L85 PathProgramCache]: Analyzing trace with hash -235423010, now seen corresponding path program 1 times [2021-10-28 08:45:32,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:45:32,144 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529587792] [2021-10-28 08:45:32,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:45:32,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:45:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:45:32,224 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 08:45:32,225 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:45:32,225 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529587792] [2021-10-28 08:45:32,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529587792] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:45:32,225 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:45:32,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:45:32,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991688619] [2021-10-28 08:45:32,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:45:32,227 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:45:32,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:45:32,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:45:32,228 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 08:45:32,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:45:32,314 INFO L93 Difference]: Finished difference Result 312 states and 467 transitions. [2021-10-28 08:45:32,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 08:45:32,315 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 25 [2021-10-28 08:45:32,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:45:32,315 INFO L225 Difference]: With dead ends: 312 [2021-10-28 08:45:32,315 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 08:45:32,321 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 08:45:32,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 08:45:32,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 08:45:32,322 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 08:45:32,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 08:45:32,322 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-28 08:45:32,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:45:32,325 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:45:32,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 08:45:32,326 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:45:32,326 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 08:45:32,329 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:45:32,329 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:45:32,330 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:45:32,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 08:45:32,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 08:45:32,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:32,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:45:33,020 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 544) no Hoare annotation was computed. [2021-10-28 08:45:33,020 INFO L857 garLoopResultBuilder]: For program point L564(lines 563 612) no Hoare annotation was computed. [2021-10-28 08:45:33,020 INFO L857 garLoopResultBuilder]: For program point L763(lines 763 780) no Hoare annotation was computed. [2021-10-28 08:45:33,020 INFO L857 garLoopResultBuilder]: For program point L763-1(lines 763 780) no Hoare annotation was computed. [2021-10-28 08:45:33,021 INFO L857 garLoopResultBuilder]: For program point L763-2(lines 763 780) no Hoare annotation was computed. [2021-10-28 08:45:33,021 INFO L857 garLoopResultBuilder]: For program point L763-3(lines 763 780) no Hoare annotation was computed. [2021-10-28 08:45:33,021 INFO L857 garLoopResultBuilder]: For program point L763-4(lines 763 780) no Hoare annotation was computed. [2021-10-28 08:45:33,021 INFO L857 garLoopResultBuilder]: For program point L763-5(lines 763 780) no Hoare annotation was computed. [2021-10-28 08:45:33,021 INFO L857 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed. [2021-10-28 08:45:33,021 INFO L853 garLoopResultBuilder]: At program point L466(lines 461 469) the Hoare annotation is: false [2021-10-28 08:45:33,022 INFO L853 garLoopResultBuilder]: At program point L466-1(lines 461 469) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 08:45:33,022 INFO L853 garLoopResultBuilder]: At program point L466-2(lines 461 469) the Hoare annotation is: false [2021-10-28 08:45:33,022 INFO L853 garLoopResultBuilder]: At program point L466-3(lines 461 469) the Hoare annotation is: false [2021-10-28 08:45:33,022 INFO L853 garLoopResultBuilder]: At program point L466-4(lines 461 469) the Hoare annotation is: false [2021-10-28 08:45:33,022 INFO L853 garLoopResultBuilder]: At program point L466-5(lines 461 469) the Hoare annotation is: false [2021-10-28 08:45:33,023 INFO L853 garLoopResultBuilder]: At program point L731(lines 730 749) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 08:45:33,023 INFO L857 garLoopResultBuilder]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2021-10-28 08:45:33,023 INFO L853 garLoopResultBuilder]: At program point L731-2(lines 730 749) the Hoare annotation is: false [2021-10-28 08:45:33,023 INFO L853 garLoopResultBuilder]: At program point L731-3(lines 730 749) the Hoare annotation is: false [2021-10-28 08:45:33,023 INFO L853 garLoopResultBuilder]: At program point L897(lines 882 900) the Hoare annotation is: false [2021-10-28 08:45:33,023 INFO L853 garLoopResultBuilder]: At program point L897-1(lines 882 900) the Hoare annotation is: false [2021-10-28 08:45:33,024 INFO L853 garLoopResultBuilder]: At program point L897-2(lines 882 900) the Hoare annotation is: false [2021-10-28 08:45:33,024 INFO L853 garLoopResultBuilder]: At program point L897-3(lines 882 900) the Hoare annotation is: false [2021-10-28 08:45:33,024 INFO L853 garLoopResultBuilder]: At program point L897-4(lines 882 900) the Hoare annotation is: false [2021-10-28 08:45:33,024 INFO L853 garLoopResultBuilder]: At program point L897-5(lines 882 900) the Hoare annotation is: false [2021-10-28 08:45:33,024 INFO L853 garLoopResultBuilder]: At program point L633-2(lines 633 647) the Hoare annotation is: false [2021-10-28 08:45:33,024 INFO L857 garLoopResultBuilder]: For program point L634(line 634) no Hoare annotation was computed. [2021-10-28 08:45:33,025 INFO L857 garLoopResultBuilder]: For program point L601(lines 601 607) no Hoare annotation was computed. [2021-10-28 08:45:33,025 INFO L853 garLoopResultBuilder]: At program point L601-1(lines 731 737) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 08:45:33,025 INFO L853 garLoopResultBuilder]: At program point L833(lines 826 836) the Hoare annotation is: false [2021-10-28 08:45:33,025 INFO L853 garLoopResultBuilder]: At program point L833-1(lines 826 836) the Hoare annotation is: false [2021-10-28 08:45:33,025 INFO L857 garLoopResultBuilder]: For program point L767(lines 767 775) no Hoare annotation was computed. [2021-10-28 08:45:33,025 INFO L853 garLoopResultBuilder]: At program point L833-2(lines 826 836) the Hoare annotation is: false [2021-10-28 08:45:33,026 INFO L857 garLoopResultBuilder]: For program point L767-1(lines 767 775) no Hoare annotation was computed. [2021-10-28 08:45:33,026 INFO L857 garLoopResultBuilder]: For program point L767-2(lines 767 775) no Hoare annotation was computed. [2021-10-28 08:45:33,026 INFO L857 garLoopResultBuilder]: For program point L767-3(lines 767 775) no Hoare annotation was computed. [2021-10-28 08:45:33,026 INFO L857 garLoopResultBuilder]: For program point L767-4(lines 767 775) no Hoare annotation was computed. [2021-10-28 08:45:33,026 INFO L857 garLoopResultBuilder]: For program point L767-5(lines 767 775) no Hoare annotation was computed. [2021-10-28 08:45:33,026 INFO L857 garLoopResultBuilder]: For program point L637(lines 637 641) no Hoare annotation was computed. [2021-10-28 08:45:33,027 INFO L857 garLoopResultBuilder]: For program point L637-1(lines 731 737) no Hoare annotation was computed. [2021-10-28 08:45:33,027 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 544) no Hoare annotation was computed. [2021-10-28 08:45:33,027 INFO L853 garLoopResultBuilder]: At program point L738(lines 738 744) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 08:45:33,027 INFO L853 garLoopResultBuilder]: At program point L738-1(lines 738 744) the Hoare annotation is: false [2021-10-28 08:45:33,027 INFO L853 garLoopResultBuilder]: At program point L738-2(lines 738 744) the Hoare annotation is: false [2021-10-28 08:45:33,027 INFO L857 garLoopResultBuilder]: For program point L573(lines 573 579) no Hoare annotation was computed. [2021-10-28 08:45:33,028 INFO L853 garLoopResultBuilder]: At program point L573-1(lines 573 579) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 08:45:33,028 INFO L853 garLoopResultBuilder]: At program point L507(lines 502 510) the Hoare annotation is: false [2021-10-28 08:45:33,028 INFO L853 garLoopResultBuilder]: At program point L507-1(lines 502 510) the Hoare annotation is: false [2021-10-28 08:45:33,028 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 445) no Hoare annotation was computed. [2021-10-28 08:45:33,028 INFO L853 garLoopResultBuilder]: At program point L507-2(lines 502 510) the Hoare annotation is: false [2021-10-28 08:45:33,028 INFO L853 garLoopResultBuilder]: At program point L507-3(lines 502 510) the Hoare annotation is: false [2021-10-28 08:45:33,029 INFO L853 garLoopResultBuilder]: At program point L507-4(lines 502 510) the Hoare annotation is: false [2021-10-28 08:45:33,029 INFO L853 garLoopResultBuilder]: At program point L507-5(lines 502 510) the Hoare annotation is: false [2021-10-28 08:45:33,029 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 911) no Hoare annotation was computed. [2021-10-28 08:45:33,029 INFO L853 garLoopResultBuilder]: At program point L905-1(lines 905 911) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 08:45:33,029 INFO L857 garLoopResultBuilder]: For program point L708(lines 708 715) no Hoare annotation was computed. [2021-10-28 08:45:33,029 INFO L860 garLoopResultBuilder]: At program point L708-1(lines 708 715) the Hoare annotation is: true [2021-10-28 08:45:33,030 INFO L857 garLoopResultBuilder]: For program point L544(line 544) no Hoare annotation was computed. [2021-10-28 08:45:33,030 INFO L857 garLoopResultBuilder]: For program point L544-1(line 544) no Hoare annotation was computed. [2021-10-28 08:45:33,030 INFO L857 garLoopResultBuilder]: For program point L544-2(line 544) no Hoare annotation was computed. [2021-10-28 08:45:33,030 INFO L853 garLoopResultBuilder]: At program point L842(lines 837 845) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 08:45:33,030 INFO L853 garLoopResultBuilder]: At program point L842-1(lines 837 845) the Hoare annotation is: false [2021-10-28 08:45:33,030 INFO L853 garLoopResultBuilder]: At program point L842-2(lines 837 845) the Hoare annotation is: false [2021-10-28 08:45:33,031 INFO L853 garLoopResultBuilder]: At program point L613(lines 562 614) the Hoare annotation is: false [2021-10-28 08:45:33,031 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 08:45:33,031 INFO L853 garLoopResultBuilder]: At program point L682(lines 678 684) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (not (= 0 ~systemActive~0))) [2021-10-28 08:45:33,031 INFO L857 garLoopResultBuilder]: For program point L583(lines 583 589) no Hoare annotation was computed. [2021-10-28 08:45:33,031 INFO L853 garLoopResultBuilder]: At program point L583-1(lines 583 589) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 08:45:33,031 INFO L853 garLoopResultBuilder]: At program point L947(lines 1 958) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) [2021-10-28 08:45:33,032 INFO L860 garLoopResultBuilder]: At program point L717(lines 698 720) the Hoare annotation is: true [2021-10-28 08:45:33,032 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 457) no Hoare annotation was computed. [2021-10-28 08:45:33,032 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 08:45:33,032 INFO L857 garLoopResultBuilder]: For program point L522(lines 522 535) no Hoare annotation was computed. [2021-10-28 08:45:33,032 INFO L853 garLoopResultBuilder]: At program point L522-1(lines 1 958) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-10-28 08:45:33,032 INFO L857 garLoopResultBuilder]: For program point L522-2(lines 522 535) no Hoare annotation was computed. [2021-10-28 08:45:33,033 INFO L853 garLoopResultBuilder]: At program point L522-3(lines 1 958) the Hoare annotation is: false [2021-10-28 08:45:33,033 INFO L857 garLoopResultBuilder]: For program point L522-4(lines 522 535) no Hoare annotation was computed. [2021-10-28 08:45:33,033 INFO L853 garLoopResultBuilder]: At program point L522-5(lines 1 958) the Hoare annotation is: false [2021-10-28 08:45:33,033 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 08:45:33,033 INFO L857 garLoopResultBuilder]: For program point L789(lines 789 806) no Hoare annotation was computed. [2021-10-28 08:45:33,033 INFO L857 garLoopResultBuilder]: For program point L789-1(lines 789 806) no Hoare annotation was computed. [2021-10-28 08:45:33,033 INFO L857 garLoopResultBuilder]: For program point L789-2(lines 789 806) no Hoare annotation was computed. [2021-10-28 08:45:33,034 INFO L853 garLoopResultBuilder]: At program point L955(lines 950 958) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 08:45:33,034 INFO L857 garLoopResultBuilder]: For program point L526(lines 526 532) no Hoare annotation was computed. [2021-10-28 08:45:33,034 INFO L857 garLoopResultBuilder]: For program point L526-2(lines 526 532) no Hoare annotation was computed. [2021-10-28 08:45:33,034 INFO L857 garLoopResultBuilder]: For program point L526-4(lines 526 532) no Hoare annotation was computed. [2021-10-28 08:45:33,034 INFO L857 garLoopResultBuilder]: For program point L593(lines 593 608) no Hoare annotation was computed. [2021-10-28 08:45:33,034 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 08:45:33,034 INFO L857 garLoopResultBuilder]: For program point L891(lines 891 895) no Hoare annotation was computed. [2021-10-28 08:45:33,035 INFO L857 garLoopResultBuilder]: For program point L891-2(lines 891 895) no Hoare annotation was computed. [2021-10-28 08:45:33,035 INFO L857 garLoopResultBuilder]: For program point L891-3(lines 891 895) no Hoare annotation was computed. [2021-10-28 08:45:33,035 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 544) no Hoare annotation was computed. [2021-10-28 08:45:33,035 INFO L857 garLoopResultBuilder]: For program point L891-5(lines 891 895) no Hoare annotation was computed. [2021-10-28 08:45:33,035 INFO L857 garLoopResultBuilder]: For program point L891-6(lines 891 895) no Hoare annotation was computed. [2021-10-28 08:45:33,035 INFO L857 garLoopResultBuilder]: For program point L891-8(lines 891 895) no Hoare annotation was computed. [2021-10-28 08:45:33,036 INFO L857 garLoopResultBuilder]: For program point L891-9(lines 891 895) no Hoare annotation was computed. [2021-10-28 08:45:33,046 INFO L857 garLoopResultBuilder]: For program point L891-11(lines 891 895) no Hoare annotation was computed. [2021-10-28 08:45:33,046 INFO L857 garLoopResultBuilder]: For program point L891-12(lines 891 895) no Hoare annotation was computed. [2021-10-28 08:45:33,047 INFO L857 garLoopResultBuilder]: For program point L429(lines 429 433) no Hoare annotation was computed. [2021-10-28 08:45:33,047 INFO L857 garLoopResultBuilder]: For program point L891-14(lines 891 895) no Hoare annotation was computed. [2021-10-28 08:45:33,047 INFO L857 garLoopResultBuilder]: For program point L891-15(lines 891 895) no Hoare annotation was computed. [2021-10-28 08:45:33,047 INFO L857 garLoopResultBuilder]: For program point L429-3(lines 429 433) no Hoare annotation was computed. [2021-10-28 08:45:33,047 INFO L857 garLoopResultBuilder]: For program point L891-17(lines 891 895) no Hoare annotation was computed. [2021-10-28 08:45:33,047 INFO L857 garLoopResultBuilder]: For program point L429-6(lines 429 433) no Hoare annotation was computed. [2021-10-28 08:45:33,048 INFO L857 garLoopResultBuilder]: For program point L793(lines 793 801) no Hoare annotation was computed. [2021-10-28 08:45:33,048 INFO L857 garLoopResultBuilder]: For program point L793-1(lines 793 801) no Hoare annotation was computed. [2021-10-28 08:45:33,048 INFO L857 garLoopResultBuilder]: For program point L793-2(lines 793 801) no Hoare annotation was computed. [2021-10-28 08:45:33,051 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-10-28 08:45:33,053 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 08:45:33,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 08:45:33 BoogieIcfgContainer [2021-10-28 08:45:33,078 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 08:45:33,079 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:45:33,080 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:45:33,080 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:45:33,080 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:45:30" (3/4) ... [2021-10-28 08:45:33,084 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 08:45:33,112 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 08:45:33,114 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 08:45:33,115 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 08:45:33,116 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 08:45:33,117 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 08:45:33,118 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:45:33,119 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:45:33,146 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-10-28 08:45:33,147 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && tmp == 1) && !(0 == systemActive) [2021-10-28 08:45:33,147 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 08:45:33,148 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 08:45:33,149 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 08:45:33,150 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 08:45:33,151 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 08:45:33,151 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 08:45:33,151 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 08:45:33,153 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-10-28 08:45:33,158 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && \result == 1) && tmp == 1 [2021-10-28 08:45:33,269 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 08:45:33,269 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:45:33,271 INFO L168 Benchmark]: Toolchain (without parser) took 4326.07 ms. Allocated memory was 109.1 MB in the beginning and 155.2 MB in the end (delta: 46.1 MB). Free memory was 66.0 MB in the beginning and 116.3 MB in the end (delta: -50.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:45:33,272 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 109.1 MB. Free memory is still 83.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:45:33,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.15 ms. Allocated memory is still 109.1 MB. Free memory was 65.8 MB in the beginning and 74.6 MB in the end (delta: -8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 08:45:33,273 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.33 ms. Allocated memory is still 109.1 MB. Free memory was 74.6 MB in the beginning and 70.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:45:33,273 INFO L168 Benchmark]: Boogie Preprocessor took 44.38 ms. Allocated memory is still 109.1 MB. Free memory was 70.9 MB in the beginning and 68.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:45:33,274 INFO L168 Benchmark]: RCFGBuilder took 1194.83 ms. Allocated memory was 109.1 MB in the beginning and 155.2 MB in the end (delta: 46.1 MB). Free memory was 68.5 MB in the beginning and 115.1 MB in the end (delta: -46.7 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. [2021-10-28 08:45:33,275 INFO L168 Benchmark]: TraceAbstraction took 2159.39 ms. Allocated memory is still 155.2 MB. Free memory was 114.2 MB in the beginning and 125.7 MB in the end (delta: -11.5 MB). Peak memory consumption was 72.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:45:33,275 INFO L168 Benchmark]: Witness Printer took 189.64 ms. Allocated memory is still 155.2 MB. Free memory was 125.7 MB in the beginning and 116.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:45:33,278 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 109.1 MB. Free memory is still 83.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 655.15 ms. Allocated memory is still 109.1 MB. Free memory was 65.8 MB in the beginning and 74.6 MB in the end (delta: -8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.33 ms. Allocated memory is still 109.1 MB. Free memory was 74.6 MB in the beginning and 70.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.38 ms. Allocated memory is still 109.1 MB. Free memory was 70.9 MB in the beginning and 68.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1194.83 ms. Allocated memory was 109.1 MB in the beginning and 155.2 MB in the end (delta: 46.1 MB). Free memory was 68.5 MB in the beginning and 115.1 MB in the end (delta: -46.7 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2159.39 ms. Allocated memory is still 155.2 MB. Free memory was 114.2 MB in the beginning and 125.7 MB in the end (delta: -11.5 MB). Peak memory consumption was 72.1 MB. Max. memory is 16.1 GB. * Witness Printer took 189.64 ms. Allocated memory is still 155.2 MB. Free memory was 125.7 MB in the beginning and 116.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 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: 544]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 544]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 544]: 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, 107 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 432 SDtfs, 632 SDslu, 396 SDs, 0 SdLazy, 68 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=4, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 139 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 194 HoareAnnotationTreeSize, 44 FomulaSimplifications, 2893 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 1299 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 199 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive) - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 RESULT: Ultimate proved your program to be correct! [2021-10-28 08:45:33,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f4db1ce-2047-45b5-87f9-0c5f68c0ee9a/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...