./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC --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 018c197bde290ca741273d5f329501cc0843a1bb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:27:33,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:27:33,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:27:33,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:27:33,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:27:33,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:27:33,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:27:33,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:27:33,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:27:33,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:27:33,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:27:33,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:27:33,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:27:33,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:27:33,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:27:33,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:27:33,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:27:33,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:27:33,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:27:33,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:27:33,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:27:33,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:27:33,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:27:33,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:27:33,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:27:33,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:27:33,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:27:33,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:27:33,686 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:27:33,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:27:33,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:27:33,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:27:33,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:27:33,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:27:33,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:27:33,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:27:33,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:27:33,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:27:33,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:27:33,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:27:33,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:27:33,700 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:27:33,740 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:27:33,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:27:33,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:27:33,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:27:33,747 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:27:33,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:27:33,748 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:27:33,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:27:33,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:27:33,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:27:33,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:27:33,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:27:33,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:27:33,757 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:27:33,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:27:33,758 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:27:33,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:27:33,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:27:33,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:27:33,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:27:33,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:27:33,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:27:33,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:27:33,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:27:33,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:27:33,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:27:33,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:27:33,761 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:27:33,761 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_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 018c197bde290ca741273d5f329501cc0843a1bb [2021-10-11 00:27:34,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:27:34,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:27:34,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:27:34,104 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:27:34,106 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:27:34,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2021-10-11 00:27:34,196 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC/data/03ea0f6f5/f769838b220340078046c16441029ed2/FLAGb973260ed [2021-10-11 00:27:34,790 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:27:34,791 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2021-10-11 00:27:34,811 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC/data/03ea0f6f5/f769838b220340078046c16441029ed2/FLAGb973260ed [2021-10-11 00:27:35,084 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC/data/03ea0f6f5/f769838b220340078046c16441029ed2 [2021-10-11 00:27:35,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:27:35,088 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:27:35,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:27:35,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:27:35,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:27:35,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:27:35" (1/1) ... [2021-10-11 00:27:35,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4006969 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:35, skipping insertion in model container [2021-10-11 00:27:35,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:27:35" (1/1) ... [2021-10-11 00:27:35,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:27:35,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:27:35,384 WARN L226 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_1a663442-9f19-449b-918a-1adfc30da640/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c[2238,2251] [2021-10-11 00:27:35,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:27:35,563 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:27:35,594 WARN L226 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_1a663442-9f19-449b-918a-1adfc30da640/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c[2238,2251] [2021-10-11 00:27:35,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:27:35,685 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:27:35,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:35 WrapperNode [2021-10-11 00:27:35,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:27:35,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:27:35,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:27:35,688 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:27:35,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:35" (1/1) ... [2021-10-11 00:27:35,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:35" (1/1) ... [2021-10-11 00:27:35,761 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:27:35,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:27:35,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:27:35,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:27:35,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:35" (1/1) ... [2021-10-11 00:27:35,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:35" (1/1) ... [2021-10-11 00:27:35,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:35" (1/1) ... [2021-10-11 00:27:35,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:35" (1/1) ... [2021-10-11 00:27:35,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:35" (1/1) ... [2021-10-11 00:27:35,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:35" (1/1) ... [2021-10-11 00:27:35,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:35" (1/1) ... [2021-10-11 00:27:35,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:27:35,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:27:35,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:27:35,802 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:27:35,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:35" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:27:35,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:27:35,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:27:35,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:27:35,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:27:36,917 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:27:36,918 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-10-11 00:27:36,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:27:36 BoogieIcfgContainer [2021-10-11 00:27:36,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:27:36,925 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:27:36,925 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:27:36,932 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:27:36,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:27:35" (1/3) ... [2021-10-11 00:27:36,934 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20b29485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:27:36, skipping insertion in model container [2021-10-11 00:27:36,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:35" (2/3) ... [2021-10-11 00:27:36,935 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20b29485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:27:36, skipping insertion in model container [2021-10-11 00:27:36,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:27:36" (3/3) ... [2021-10-11 00:27:36,936 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product13.cil.c [2021-10-11 00:27:36,953 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:27:36,957 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:27:36,967 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:27:36,991 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:27:36,991 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:27:36,991 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:27:36,991 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:27:36,991 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:27:36,991 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:27:36,992 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:27:36,992 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:27:37,008 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2021-10-11 00:27:37,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 00:27:37,015 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:27:37,016 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:27:37,017 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:27:37,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:27:37,023 INFO L82 PathProgramCache]: Analyzing trace with hash -1951915580, now seen corresponding path program 1 times [2021-10-11 00:27:37,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:27:37,035 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036384787] [2021-10-11 00:27:37,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:27:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:27:37,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:27:37,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036384787] [2021-10-11 00:27:37,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:27:37,317 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:27:37,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591977583] [2021-10-11 00:27:37,322 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:27:37,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:27:37,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:27:37,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:27:37,343 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 2 states. [2021-10-11 00:27:37,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:27:37,387 INFO L93 Difference]: Finished difference Result 139 states and 210 transitions. [2021-10-11 00:27:37,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:27:37,389 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 00:27:37,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:27:37,415 INFO L225 Difference]: With dead ends: 139 [2021-10-11 00:27:37,424 INFO L226 Difference]: Without dead ends: 69 [2021-10-11 00:27:37,428 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:27:37,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-10-11 00:27:37,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2021-10-11 00:27:37,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2021-10-11 00:27:37,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 97 transitions. [2021-10-11 00:27:37,488 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 97 transitions. Word has length 18 [2021-10-11 00:27:37,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:27:37,489 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 97 transitions. [2021-10-11 00:27:37,490 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:27:37,490 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2021-10-11 00:27:37,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 00:27:37,492 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:27:37,492 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:27:37,493 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:27:37,493 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:27:37,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:27:37,498 INFO L82 PathProgramCache]: Analyzing trace with hash 2124215747, now seen corresponding path program 1 times [2021-10-11 00:27:37,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:27:37,499 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607108354] [2021-10-11 00:27:37,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:27:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:27:37,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:27:37,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607108354] [2021-10-11 00:27:37,671 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:27:37,672 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:27:37,672 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657952418] [2021-10-11 00:27:37,673 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:27:37,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:27:37,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:27:37,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:27:37,676 INFO L87 Difference]: Start difference. First operand 69 states and 97 transitions. Second operand 3 states. [2021-10-11 00:27:37,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:27:37,688 INFO L93 Difference]: Finished difference Result 69 states and 97 transitions. [2021-10-11 00:27:37,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:27:37,689 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 00:27:37,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:27:37,690 INFO L225 Difference]: With dead ends: 69 [2021-10-11 00:27:37,690 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 00:27:37,691 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:27:37,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 00:27:37,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 00:27:37,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 00:27:37,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-11 00:27:37,697 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 19 [2021-10-11 00:27:37,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:27:37,698 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-11 00:27:37,698 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:27:37,698 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-11 00:27:37,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:27:37,699 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:27:37,699 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:27:37,699 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:27:37,700 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:27:37,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:27:37,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1287067830, now seen corresponding path program 1 times [2021-10-11 00:27:37,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:27:37,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154024352] [2021-10-11 00:27:37,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:27:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:27:37,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:27:37,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154024352] [2021-10-11 00:27:37,861 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:27:37,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:27:37,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267557937] [2021-10-11 00:27:37,861 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:27:37,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:27:37,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:27:37,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:27:37,863 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 6 states. [2021-10-11 00:27:38,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:27:38,044 INFO L93 Difference]: Finished difference Result 59 states and 85 transitions. [2021-10-11 00:27:38,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:27:38,046 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2021-10-11 00:27:38,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:27:38,047 INFO L225 Difference]: With dead ends: 59 [2021-10-11 00:27:38,047 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 00:27:38,048 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:27:38,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 00:27:38,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 00:27:38,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 00:27:38,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-11 00:27:38,054 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 24 [2021-10-11 00:27:38,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:27:38,054 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-11 00:27:38,055 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:27:38,055 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-11 00:27:38,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 00:27:38,056 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:27:38,056 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:27:38,056 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:27:38,056 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:27:38,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:27:38,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1176085081, now seen corresponding path program 1 times [2021-10-11 00:27:38,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:27:38,058 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223653727] [2021-10-11 00:27:38,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:27:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:27:38,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:27:38,233 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223653727] [2021-10-11 00:27:38,233 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:27:38,233 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:27:38,234 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020127071] [2021-10-11 00:27:38,234 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:27:38,234 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:27:38,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:27:38,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:27:38,236 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2021-10-11 00:27:38,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:27:38,387 INFO L93 Difference]: Finished difference Result 135 states and 200 transitions. [2021-10-11 00:27:38,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:27:38,388 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 00:27:38,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:27:38,392 INFO L225 Difference]: With dead ends: 135 [2021-10-11 00:27:38,394 INFO L226 Difference]: Without dead ends: 109 [2021-10-11 00:27:38,395 INFO L677 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 [2021-10-11 00:27:38,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-10-11 00:27:38,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 54. [2021-10-11 00:27:38,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2021-10-11 00:27:38,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 75 transitions. [2021-10-11 00:27:38,417 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 75 transitions. Word has length 25 [2021-10-11 00:27:38,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:27:38,417 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 75 transitions. [2021-10-11 00:27:38,417 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:27:38,418 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2021-10-11 00:27:38,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 00:27:38,419 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:27:38,420 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:27:38,420 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:27:38,420 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:27:38,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:27:38,421 INFO L82 PathProgramCache]: Analyzing trace with hash 1281855185, now seen corresponding path program 1 times [2021-10-11 00:27:38,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:27:38,421 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350363443] [2021-10-11 00:27:38,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:27:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:27:38,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:27:38,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350363443] [2021-10-11 00:27:38,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:27:38,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:27:38,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902630591] [2021-10-11 00:27:38,499 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:27:38,499 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:27:38,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:27:38,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:27:38,500 INFO L87 Difference]: Start difference. First operand 54 states and 75 transitions. Second operand 5 states. [2021-10-11 00:27:38,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:27:38,549 INFO L93 Difference]: Finished difference Result 146 states and 212 transitions. [2021-10-11 00:27:38,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:27:38,550 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 00:27:38,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:27:38,551 INFO L225 Difference]: With dead ends: 146 [2021-10-11 00:27:38,551 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:27:38,559 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:27:38,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:27:38,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:27:38,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:27:38,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:27:38,562 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-11 00:27:38,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:27:38,562 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:27:38,562 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:27:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:27:38,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:27:38,563 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:27:38,565 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:27:38,970 INFO L265 CegarLoopResult]: At program point L894(lines 875 897) the Hoare annotation is: true [2021-10-11 00:27:38,970 INFO L258 CegarLoopResult]: At program point L861(lines 857 863) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:27:38,971 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-10-11 00:27:38,971 INFO L262 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2021-10-11 00:27:38,972 INFO L258 CegarLoopResult]: At program point L135(lines 134 153) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:27:38,972 INFO L258 CegarLoopResult]: At program point L102(lines 55 103) the Hoare annotation is: false [2021-10-11 00:27:38,972 INFO L262 CegarLoopResult]: For program point L135-1(lines 135 141) no Hoare annotation was computed. [2021-10-11 00:27:38,972 INFO L258 CegarLoopResult]: At program point L135-2(lines 134 153) the Hoare annotation is: false [2021-10-11 00:27:38,972 INFO L258 CegarLoopResult]: At program point L135-3(lines 134 153) the Hoare annotation is: false [2021-10-11 00:27:38,973 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:27:38,973 INFO L262 CegarLoopResult]: For program point L86(lines 86 97) no Hoare annotation was computed. [2021-10-11 00:27:38,973 INFO L262 CegarLoopResult]: For program point L780(lines 780 797) no Hoare annotation was computed. [2021-10-11 00:27:38,974 INFO L258 CegarLoopResult]: At program point L780-1(lines 1 897) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:27:38,975 INFO L258 CegarLoopResult]: At program point L813-2(lines 813 827) the Hoare annotation is: false [2021-10-11 00:27:38,975 INFO L262 CegarLoopResult]: For program point L780-2(lines 780 797) no Hoare annotation was computed. [2021-10-11 00:27:38,976 INFO L258 CegarLoopResult]: At program point L780-3(lines 1 897) the Hoare annotation is: false [2021-10-11 00:27:38,976 INFO L262 CegarLoopResult]: For program point L780-4(lines 780 797) no Hoare annotation was computed. [2021-10-11 00:27:38,977 INFO L258 CegarLoopResult]: At program point L780-5(lines 1 897) the Hoare annotation is: false [2021-10-11 00:27:38,977 INFO L262 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2021-10-11 00:27:38,977 INFO L258 CegarLoopResult]: At program point L237(lines 232 240) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:27:38,977 INFO L258 CegarLoopResult]: At program point L237-1(lines 232 240) the Hoare annotation is: false [2021-10-11 00:27:38,978 INFO L262 CegarLoopResult]: For program point L171(lines 171 179) no Hoare annotation was computed. [2021-10-11 00:27:38,978 INFO L258 CegarLoopResult]: At program point L237-2(lines 232 240) the Hoare annotation is: false [2021-10-11 00:27:38,978 INFO L262 CegarLoopResult]: For program point L171-1(lines 171 179) no Hoare annotation was computed. [2021-10-11 00:27:38,978 INFO L262 CegarLoopResult]: For program point L171-2(lines 171 179) no Hoare annotation was computed. [2021-10-11 00:27:38,978 INFO L262 CegarLoopResult]: For program point L701(lines 701 705) no Hoare annotation was computed. [2021-10-11 00:27:38,979 INFO L262 CegarLoopResult]: For program point L57(lines 56 101) no Hoare annotation was computed. [2021-10-11 00:27:38,979 INFO L262 CegarLoopResult]: For program point L817(lines 817 821) no Hoare annotation was computed. [2021-10-11 00:27:38,979 INFO L262 CegarLoopResult]: For program point L784(lines 784 794) no Hoare annotation was computed. [2021-10-11 00:27:38,980 INFO L262 CegarLoopResult]: For program point L817-1(lines 135 141) no Hoare annotation was computed. [2021-10-11 00:27:38,980 INFO L262 CegarLoopResult]: For program point L784-2(lines 784 794) no Hoare annotation was computed. [2021-10-11 00:27:38,984 INFO L262 CegarLoopResult]: For program point L784-4(lines 784 794) no Hoare annotation was computed. [2021-10-11 00:27:38,984 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:27:38,985 INFO L258 CegarLoopResult]: At program point L669(lines 1 897) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:27:38,985 INFO L262 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-11 00:27:38,985 INFO L262 CegarLoopResult]: For program point L785(lines 785 791) no Hoare annotation was computed. [2021-10-11 00:27:38,985 INFO L262 CegarLoopResult]: For program point L785-2(lines 785 791) no Hoare annotation was computed. [2021-10-11 00:27:38,985 INFO L262 CegarLoopResult]: For program point L785-4(lines 785 791) no Hoare annotation was computed. [2021-10-11 00:27:38,985 INFO L258 CegarLoopResult]: At program point L769(lines 764 771) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:27:38,987 INFO L262 CegarLoopResult]: For program point L92(lines 92 96) no Hoare annotation was computed. [2021-10-11 00:27:38,987 INFO L262 CegarLoopResult]: For program point L92-2(lines 135 141) no Hoare annotation was computed. [2021-10-11 00:27:38,987 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-10-11 00:27:38,987 INFO L262 CegarLoopResult]: For program point L885(lines 885 892) no Hoare annotation was computed. [2021-10-11 00:27:38,994 INFO L265 CegarLoopResult]: At program point L885-1(lines 885 892) the Hoare annotation is: true [2021-10-11 00:27:38,994 INFO L258 CegarLoopResult]: At program point L142(lines 142 148) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:27:38,994 INFO L258 CegarLoopResult]: At program point L142-1(lines 142 148) the Hoare annotation is: false [2021-10-11 00:27:38,995 INFO L262 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-10-11 00:27:38,995 INFO L258 CegarLoopResult]: At program point L142-2(lines 142 148) the Hoare annotation is: false [2021-10-11 00:27:38,995 INFO L258 CegarLoopResult]: At program point L76-1(lines 76 82) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:27:38,995 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:27:38,995 INFO L262 CegarLoopResult]: For program point L689(lines 689 693) no Hoare annotation was computed. [2021-10-11 00:27:38,995 INFO L262 CegarLoopResult]: For program point L689-3(lines 689 693) no Hoare annotation was computed. [2021-10-11 00:27:38,995 INFO L262 CegarLoopResult]: For program point L689-6(lines 689 693) no Hoare annotation was computed. [2021-10-11 00:27:38,996 INFO L258 CegarLoopResult]: At program point L228(lines 221 231) the Hoare annotation is: false [2021-10-11 00:27:38,996 INFO L258 CegarLoopResult]: At program point L228-1(lines 221 231) the Hoare annotation is: false [2021-10-11 00:27:38,996 INFO L258 CegarLoopResult]: At program point L228-2(lines 221 231) the Hoare annotation is: false [2021-10-11 00:27:38,996 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:27:38,996 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-10-11 00:27:38,996 INFO L258 CegarLoopResult]: At program point L726(lines 721 729) the Hoare annotation is: false [2021-10-11 00:27:38,996 INFO L258 CegarLoopResult]: At program point L726-1(lines 721 729) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:27:38,996 INFO L258 CegarLoopResult]: At program point L726-2(lines 721 729) the Hoare annotation is: false [2021-10-11 00:27:38,997 INFO L262 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2021-10-11 00:27:38,997 INFO L258 CegarLoopResult]: At program point L726-3(lines 721 729) the Hoare annotation is: false [2021-10-11 00:27:38,997 INFO L262 CegarLoopResult]: For program point L115-1(line 115) no Hoare annotation was computed. [2021-10-11 00:27:38,997 INFO L258 CegarLoopResult]: At program point L726-4(lines 721 729) the Hoare annotation is: false [2021-10-11 00:27:38,997 INFO L258 CegarLoopResult]: At program point L726-5(lines 721 729) the Hoare annotation is: false [2021-10-11 00:27:38,997 INFO L262 CegarLoopResult]: For program point L115-2(line 115) no Hoare annotation was computed. [2021-10-11 00:27:38,997 INFO L258 CegarLoopResult]: At program point L677(lines 672 680) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:27:38,997 INFO L262 CegarLoopResult]: For program point L66(lines 66 72) no Hoare annotation was computed. [2021-10-11 00:27:38,998 INFO L258 CegarLoopResult]: At program point L66-1(lines 66 72) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:27:38,998 INFO L262 CegarLoopResult]: For program point L167(lines 167 184) no Hoare annotation was computed. [2021-10-11 00:27:38,998 INFO L262 CegarLoopResult]: For program point L167-1(lines 167 184) no Hoare annotation was computed. [2021-10-11 00:27:38,998 INFO L262 CegarLoopResult]: For program point L167-2(lines 167 184) no Hoare annotation was computed. [2021-10-11 00:27:39,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:27:39 BoogieIcfgContainer [2021-10-11 00:27:39,037 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:27:39,038 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:27:39,038 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:27:39,038 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:27:39,039 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:27:36" (3/4) ... [2021-10-11 00:27:39,042 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:27:39,070 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:27:39,071 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:27:39,071 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:27:39,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:27:39,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:27:39,073 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:27:39,074 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:27:39,099 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2021-10-11 00:27:39,099 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive [2021-10-11 00:27:39,100 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive [2021-10-11 00:27:39,100 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:27:39,101 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:27:39,101 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:27:39,102 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:27:39,103 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:27:39,105 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:27:39,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == systemActive && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:27:39,198 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a663442-9f19-449b-918a-1adfc30da640/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:27:39,198 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:27:39,203 INFO L168 Benchmark]: Toolchain (without parser) took 4111.44 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 88.5 MB in the beginning and 82.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:27:39,204 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 123.7 MB. Free memory was 96.1 MB in the beginning and 96.1 MB in the end (delta: 30.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:27:39,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.61 ms. Allocated memory is still 123.7 MB. Free memory was 88.4 MB in the beginning and 89.7 MB in the end (delta: -1.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:27:39,205 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.27 ms. Allocated memory is still 123.7 MB. Free memory was 89.7 MB in the beginning and 86.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:27:39,205 INFO L168 Benchmark]: Boogie Preprocessor took 39.02 ms. Allocated memory is still 123.7 MB. Free memory was 86.1 MB in the beginning and 84.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:27:39,206 INFO L168 Benchmark]: RCFGBuilder took 1119.85 ms. Allocated memory is still 123.7 MB. Free memory was 84.0 MB in the beginning and 92.5 MB in the end (delta: -8.5 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:27:39,206 INFO L168 Benchmark]: TraceAbstraction took 2112.98 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 92.0 MB in the beginning and 90.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 62.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:27:39,207 INFO L168 Benchmark]: Witness Printer took 160.17 ms. Allocated memory is still 148.9 MB. Free memory was 89.2 MB in the beginning and 82.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:27:39,209 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 ms. Allocated memory is still 123.7 MB. Free memory was 96.1 MB in the beginning and 96.1 MB in the end (delta: 30.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 596.61 ms. Allocated memory is still 123.7 MB. Free memory was 88.4 MB in the beginning and 89.7 MB in the end (delta: -1.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.27 ms. Allocated memory is still 123.7 MB. Free memory was 89.7 MB in the beginning and 86.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.02 ms. Allocated memory is still 123.7 MB. Free memory was 86.1 MB in the beginning and 84.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1119.85 ms. Allocated memory is still 123.7 MB. Free memory was 84.0 MB in the beginning and 92.5 MB in the end (delta: -8.5 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2112.98 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 92.0 MB in the beginning and 90.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 62.9 MB. Max. memory is 16.1 GB. * Witness Printer took 160.17 ms. Allocated memory is still 148.9 MB. Free memory was 89.2 MB in the beginning and 82.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 115]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 115]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 115]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: ((((\result == systemActive && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 73 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 301 SDtfs, 354 SDslu, 257 SDs, 0 SdLazy, 62 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 66 NumberOfFragments, 190 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1253 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 31 FomulaSimplificationsInter, 285 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 5537 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...