./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX --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 586e2c87093d9cb3f870b8341d8eab6b70b165e3f162b5ed0d4d08ed0a9ba515 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 09:19:10,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 09:19:10,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 09:19:10,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 09:19:10,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 09:19:10,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 09:19:10,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 09:19:10,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 09:19:10,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 09:19:10,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 09:19:10,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 09:19:10,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 09:19:10,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 09:19:10,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 09:19:10,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 09:19:10,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 09:19:10,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 09:19:10,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 09:19:10,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 09:19:10,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 09:19:10,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 09:19:10,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 09:19:10,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 09:19:10,748 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 09:19:10,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 09:19:10,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 09:19:10,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 09:19:10,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 09:19:10,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 09:19:10,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 09:19:10,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 09:19:10,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 09:19:10,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 09:19:10,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 09:19:10,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 09:19:10,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 09:19:10,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 09:19:10,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 09:19:10,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 09:19:10,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 09:19:10,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 09:19:10,775 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-09 09:19:10,820 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 09:19:10,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 09:19:10,821 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 09:19:10,821 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 09:19:10,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 09:19:10,823 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 09:19:10,823 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 09:19:10,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 09:19:10,824 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 09:19:10,824 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 09:19:10,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 09:19:10,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 09:19:10,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-09 09:19:10,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-09 09:19:10,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-09 09:19:10,826 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 09:19:10,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 09:19:10,827 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 09:19:10,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-09 09:19:10,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 09:19:10,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 09:19:10,828 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-09 09:19:10,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 09:19:10,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 09:19:10,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-09 09:19:10,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-09 09:19:10,829 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 09:19:10,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-09 09:19:10,829 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-09 09:19:10,830 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-09 09:19:10,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-09 09:19:10,830 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 09:19:10,830 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_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 586e2c87093d9cb3f870b8341d8eab6b70b165e3f162b5ed0d4d08ed0a9ba515 [2021-11-09 09:19:11,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 09:19:11,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 09:19:11,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 09:19:11,146 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 09:19:11,148 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 09:19:11,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2021-11-09 09:19:11,257 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/data/3d1f379fa/bba45a28fddd44a4a98d983338b31840/FLAG5ddf57442 [2021-11-09 09:19:11,855 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 09:19:11,856 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2021-11-09 09:19:11,868 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/data/3d1f379fa/bba45a28fddd44a4a98d983338b31840/FLAG5ddf57442 [2021-11-09 09:19:12,127 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/data/3d1f379fa/bba45a28fddd44a4a98d983338b31840 [2021-11-09 09:19:12,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 09:19:12,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 09:19:12,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 09:19:12,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 09:19:12,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 09:19:12,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:19:12" (1/1) ... [2021-11-09 09:19:12,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d26cf3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:19:12, skipping insertion in model container [2021-11-09 09:19:12,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:19:12" (1/1) ... [2021-11-09 09:19:12,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 09:19:12,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 09:19:12,459 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_03a21b21-9a83-41b8-8de6-a099b62ac890/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1605,1618] [2021-11-09 09:19:12,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 09:19:12,592 INFO L203 MainTranslator]: Completed pre-run [2021-11-09 09:19:12,621 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_03a21b21-9a83-41b8-8de6-a099b62ac890/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1605,1618] [2021-11-09 09:19:12,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 09:19:12,740 INFO L208 MainTranslator]: Completed translation [2021-11-09 09:19:12,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:19:12 WrapperNode [2021-11-09 09:19:12,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 09:19:12,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-09 09:19:12,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-09 09:19:12,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-09 09:19:12,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:19:12" (1/1) ... [2021-11-09 09:19:12,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:19:12" (1/1) ... [2021-11-09 09:19:12,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-09 09:19:12,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-09 09:19:12,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-09 09:19:12,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-09 09:19:12,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:19:12" (1/1) ... [2021-11-09 09:19:12,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:19:12" (1/1) ... [2021-11-09 09:19:12,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:19:12" (1/1) ... [2021-11-09 09:19:12,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:19:12" (1/1) ... [2021-11-09 09:19:12,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:19:12" (1/1) ... [2021-11-09 09:19:12,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:19:12" (1/1) ... [2021-11-09 09:19:12,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:19:12" (1/1) ... [2021-11-09 09:19:12,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-09 09:19:12,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-09 09:19:12,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-09 09:19:12,880 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-09 09:19:12,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:19:12" (1/1) ... [2021-11-09 09:19:12,888 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 09:19:12,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:19:12,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-09 09:19:12,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-09 09:19:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-09 09:19:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-09 09:19:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-09 09:19:12,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-09 09:19:14,058 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-09 09:19:14,059 INFO L299 CfgBuilder]: Removed 96 assume(true) statements. [2021-11-09 09:19:14,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:19:14 BoogieIcfgContainer [2021-11-09 09:19:14,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-09 09:19:14,063 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-09 09:19:14,063 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-09 09:19:14,067 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-09 09:19:14,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 09:19:12" (1/3) ... [2021-11-09 09:19:14,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e236ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 09:19:14, skipping insertion in model container [2021-11-09 09:19:14,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:19:12" (2/3) ... [2021-11-09 09:19:14,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e236ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 09:19:14, skipping insertion in model container [2021-11-09 09:19:14,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:19:14" (3/3) ... [2021-11-09 09:19:14,071 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25.cil.c [2021-11-09 09:19:14,077 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-09 09:19:14,078 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-09 09:19:14,132 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-09 09:19:14,138 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 [2021-11-09 09:19:14,139 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-09 09:19:14,156 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 09:19:14,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-09 09:19:14,162 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:19:14,163 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 09:19:14,164 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 09:19:14,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:19:14,170 INFO L85 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2021-11-09 09:19:14,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:19:14,180 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467097187] [2021-11-09 09:19:14,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:19:14,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:19:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:19:14,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:19:14,498 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:19:14,498 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467097187] [2021-11-09 09:19:14,499 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467097187] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:19:14,499 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:19:14,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-09 09:19:14,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589546576] [2021-11-09 09:19:14,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-09 09:19:14,513 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:19:14,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-09 09:19:14,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-09 09:19:14,536 INFO L87 Difference]: Start difference. First operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) 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) [2021-11-09 09:19:14,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:19:14,576 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-11-09 09:19:14,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 09:19:14,578 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 [2021-11-09 09:19:14,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:19:14,589 INFO L225 Difference]: With dead ends: 144 [2021-11-09 09:19:14,589 INFO L226 Difference]: Without dead ends: 71 [2021-11-09 09:19:14,592 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 [2021-11-09 09:19:14,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-11-09 09:19:14,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-11-09 09:19:14,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 68 states have (on average 1.4558823529411764) internal successors, (99), 70 states have internal predecessors, (99), 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) [2021-11-09 09:19:14,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-11-09 09:19:14,623 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2021-11-09 09:19:14,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:19:14,623 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-11-09 09:19:14,624 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) [2021-11-09 09:19:14,624 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-11-09 09:19:14,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-09 09:19:14,625 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:19:14,625 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 09:19:14,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-09 09:19:14,626 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 09:19:14,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:19:14,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2021-11-09 09:19:14,627 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:19:14,627 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142980078] [2021-11-09 09:19:14,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:19:14,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:19:14,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:19:14,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:19:14,733 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:19:14,733 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142980078] [2021-11-09 09:19:14,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142980078] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:19:14,734 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:19:14,734 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 09:19:14,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071101872] [2021-11-09 09:19:14,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 09:19:14,736 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:19:14,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 09:19:14,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 09:19:14,737 INFO L87 Difference]: Start difference. First operand 71 states and 99 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) [2021-11-09 09:19:14,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:19:14,746 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2021-11-09 09:19:14,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 09:19:14,747 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 [2021-11-09 09:19:14,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:19:14,748 INFO L225 Difference]: With dead ends: 71 [2021-11-09 09:19:14,748 INFO L226 Difference]: Without dead ends: 33 [2021-11-09 09:19:14,749 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 [2021-11-09 09:19:14,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-11-09 09:19:14,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-11-09 09:19:14,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.4375) internal successors, (46), 32 states have internal predecessors, (46), 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) [2021-11-09 09:19:14,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-11-09 09:19:14,754 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-11-09 09:19:14,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:19:14,754 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-11-09 09:19:14,755 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) [2021-11-09 09:19:14,755 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-11-09 09:19:14,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-09 09:19:14,756 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:19:14,756 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] [2021-11-09 09:19:14,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-09 09:19:14,756 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 09:19:14,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:19:14,757 INFO L85 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2021-11-09 09:19:14,757 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:19:14,758 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260068997] [2021-11-09 09:19:14,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:19:14,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:19:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:19:14,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:19:14,865 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:19:14,865 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260068997] [2021-11-09 09:19:14,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260068997] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:19:14,866 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:19:14,866 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-09 09:19:14,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915739817] [2021-11-09 09:19:14,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-09 09:19:14,867 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:19:14,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-09 09:19:14,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-09 09:19:14,868 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) 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) [2021-11-09 09:19:14,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:19:14,993 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2021-11-09 09:19:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-09 09:19:14,993 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) 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 [2021-11-09 09:19:14,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:19:14,994 INFO L225 Difference]: With dead ends: 60 [2021-11-09 09:19:14,995 INFO L226 Difference]: Without dead ends: 33 [2021-11-09 09:19:14,995 INFO L786 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 [2021-11-09 09:19:14,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-11-09 09:19:15,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-11-09 09:19:15,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 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) [2021-11-09 09:19:15,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-11-09 09:19:15,011 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2021-11-09 09:19:15,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:19:15,012 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-11-09 09:19:15,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) 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) [2021-11-09 09:19:15,012 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-11-09 09:19:15,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-09 09:19:15,013 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:19:15,013 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] [2021-11-09 09:19:15,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-09 09:19:15,014 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 09:19:15,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:19:15,015 INFO L85 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2021-11-09 09:19:15,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:19:15,015 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700112273] [2021-11-09 09:19:15,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:19:15,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:19:15,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:19:15,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:19:15,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:19:15,142 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700112273] [2021-11-09 09:19:15,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700112273] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:19:15,142 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:19:15,143 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-09 09:19:15,143 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241397280] [2021-11-09 09:19:15,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-09 09:19:15,144 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:19:15,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-09 09:19:15,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-09 09:19:15,145 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-11-09 09:19:15,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:19:15,260 INFO L93 Difference]: Finished difference Result 120 states and 176 transitions. [2021-11-09 09:19:15,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-09 09:19:15,267 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 23 [2021-11-09 09:19:15,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:19:15,269 INFO L225 Difference]: With dead ends: 120 [2021-11-09 09:19:15,269 INFO L226 Difference]: Without dead ends: 93 [2021-11-09 09:19:15,270 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-09 09:19:15,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-11-09 09:19:15,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 56. [2021-11-09 09:19:15,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.4) internal successors, (77), 55 states have internal predecessors, (77), 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) [2021-11-09 09:19:15,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 77 transitions. [2021-11-09 09:19:15,288 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 77 transitions. Word has length 23 [2021-11-09 09:19:15,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:19:15,289 INFO L470 AbstractCegarLoop]: Abstraction has 56 states and 77 transitions. [2021-11-09 09:19:15,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-11-09 09:19:15,289 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2021-11-09 09:19:15,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-09 09:19:15,292 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:19:15,292 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] [2021-11-09 09:19:15,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-09 09:19:15,293 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 09:19:15,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:19:15,295 INFO L85 PathProgramCache]: Analyzing trace with hash 320721258, now seen corresponding path program 1 times [2021-11-09 09:19:15,297 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:19:15,298 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327915280] [2021-11-09 09:19:15,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:19:15,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:19:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:19:15,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:19:15,440 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:19:15,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327915280] [2021-11-09 09:19:15,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327915280] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:19:15,441 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:19:15,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-09 09:19:15,441 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716666071] [2021-11-09 09:19:15,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-09 09:19:15,443 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:19:15,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-09 09:19:15,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-09 09:19:15,445 INFO L87 Difference]: Start difference. First operand 56 states and 77 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) [2021-11-09 09:19:15,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:19:15,522 INFO L93 Difference]: Finished difference Result 124 states and 179 transitions. [2021-11-09 09:19:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-09 09:19:15,523 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 [2021-11-09 09:19:15,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:19:15,523 INFO L225 Difference]: With dead ends: 124 [2021-11-09 09:19:15,523 INFO L226 Difference]: Without dead ends: 0 [2021-11-09 09:19:15,524 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 [2021-11-09 09:19:15,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-09 09:19:15,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-09 09:19:15,525 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) [2021-11-09 09:19:15,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-09 09:19:15,526 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-11-09 09:19:15,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:19:15,526 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-09 09:19:15,526 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) [2021-11-09 09:19:15,526 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-09 09:19:15,527 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-09 09:19:15,529 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-09 09:19:15,530 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-09 09:19:15,530 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-09 09:19:15,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-09 09:19:15,532 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-09 09:19:15,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 09:19:15,732 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-09 09:19:15,733 INFO L853 garLoopResultBuilder]: At program point L151(lines 151 157) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-11-09 09:19:15,733 INFO L853 garLoopResultBuilder]: At program point L151-1(lines 151 157) the Hoare annotation is: false [2021-11-09 09:19:15,733 INFO L853 garLoopResultBuilder]: At program point L151-2(lines 151 157) the Hoare annotation is: false [2021-11-09 09:19:15,734 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-09 09:19:15,734 INFO L853 garLoopResultBuilder]: At program point L119(lines 72 120) the Hoare annotation is: false [2021-11-09 09:19:15,734 INFO L857 garLoopResultBuilder]: For program point L103(lines 103 114) no Hoare annotation was computed. [2021-11-09 09:19:15,734 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-11-09 09:19:15,734 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-11-09 09:19:15,735 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-11-09 09:19:15,735 INFO L853 garLoopResultBuilder]: At program point L302(lines 287 305) the Hoare annotation is: false [2021-11-09 09:19:15,735 INFO L853 garLoopResultBuilder]: At program point L302-1(lines 287 305) the Hoare annotation is: false [2021-11-09 09:19:15,735 INFO L853 garLoopResultBuilder]: At program point L302-2(lines 287 305) the Hoare annotation is: false [2021-11-09 09:19:15,735 INFO L857 garLoopResultBuilder]: For program point L402(lines 402 406) no Hoare annotation was computed. [2021-11-09 09:19:15,736 INFO L857 garLoopResultBuilder]: For program point L354(lines 354 367) no Hoare annotation was computed. [2021-11-09 09:19:15,736 INFO L853 garLoopResultBuilder]: At program point L354-1(lines 1 921) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-11-09 09:19:15,736 INFO L857 garLoopResultBuilder]: For program point L354-2(lines 354 367) no Hoare annotation was computed. [2021-11-09 09:19:15,736 INFO L853 garLoopResultBuilder]: At program point L354-3(lines 1 921) the Hoare annotation is: false [2021-11-09 09:19:15,737 INFO L857 garLoopResultBuilder]: For program point L354-4(lines 354 367) no Hoare annotation was computed. [2021-11-09 09:19:15,737 INFO L853 garLoopResultBuilder]: At program point L354-5(lines 1 921) the Hoare annotation is: false [2021-11-09 09:19:15,737 INFO L857 garLoopResultBuilder]: For program point L74(lines 73 118) no Hoare annotation was computed. [2021-11-09 09:19:15,737 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-09 09:19:15,737 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-11-09 09:19:15,738 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-09 09:19:15,738 INFO L860 garLoopResultBuilder]: At program point L918(lines 899 921) the Hoare annotation is: true [2021-11-09 09:19:15,738 INFO L853 garLoopResultBuilder]: At program point L340(lines 335 343) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-09 09:19:15,738 INFO L857 garLoopResultBuilder]: For program point L109(lines 109 113) no Hoare annotation was computed. [2021-11-09 09:19:15,739 INFO L857 garLoopResultBuilder]: For program point L109-2(lines 144 150) no Hoare annotation was computed. [2021-11-09 09:19:15,739 INFO L853 garLoopResultBuilder]: At program point L456(lines 451 459) the Hoare annotation is: false [2021-11-09 09:19:15,739 INFO L853 garLoopResultBuilder]: At program point L456-1(lines 451 459) the Hoare annotation is: false [2021-11-09 09:19:15,739 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 394) no Hoare annotation was computed. [2021-11-09 09:19:15,739 INFO L853 garLoopResultBuilder]: At program point L456-2(lines 451 459) the Hoare annotation is: false [2021-11-09 09:19:15,740 INFO L857 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-11-09 09:19:15,740 INFO L853 garLoopResultBuilder]: At program point L93-1(lines 93 99) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-11-09 09:19:15,740 INFO L853 garLoopResultBuilder]: At program point L886(lines 882 888) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-09 09:19:15,740 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 193) no Hoare annotation was computed. [2021-11-09 09:19:15,741 INFO L857 garLoopResultBuilder]: For program point L176-1(lines 176 193) no Hoare annotation was computed. [2021-11-09 09:19:15,741 INFO L857 garLoopResultBuilder]: For program point L176-2(lines 176 193) no Hoare annotation was computed. [2021-11-09 09:19:15,741 INFO L857 garLoopResultBuilder]: For program point L358(lines 358 364) no Hoare annotation was computed. [2021-11-09 09:19:15,741 INFO L857 garLoopResultBuilder]: For program point L358-2(lines 358 364) no Hoare annotation was computed. [2021-11-09 09:19:15,741 INFO L857 garLoopResultBuilder]: For program point L358-4(lines 358 364) no Hoare annotation was computed. [2021-11-09 09:19:15,742 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-09 09:19:15,742 INFO L853 garLoopResultBuilder]: At program point L144(lines 143 162) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-11-09 09:19:15,742 INFO L857 garLoopResultBuilder]: For program point L144-1(lines 144 150) no Hoare annotation was computed. [2021-11-09 09:19:15,742 INFO L853 garLoopResultBuilder]: At program point L144-2(lines 143 162) the Hoare annotation is: false [2021-11-09 09:19:15,742 INFO L853 garLoopResultBuilder]: At program point L144-3(lines 143 162) the Hoare annotation is: false [2021-11-09 09:19:15,743 INFO L853 garLoopResultBuilder]: At program point L838-2(lines 838 852) the Hoare annotation is: false [2021-11-09 09:19:15,743 INFO L857 garLoopResultBuilder]: For program point L839(line 839) no Hoare annotation was computed. [2021-11-09 09:19:15,743 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 382) no Hoare annotation was computed. [2021-11-09 09:19:15,743 INFO L857 garLoopResultBuilder]: For program point L378-3(lines 378 382) no Hoare annotation was computed. [2021-11-09 09:19:15,744 INFO L857 garLoopResultBuilder]: For program point L180(lines 180 188) no Hoare annotation was computed. [2021-11-09 09:19:15,744 INFO L857 garLoopResultBuilder]: For program point L378-6(lines 378 382) no Hoare annotation was computed. [2021-11-09 09:19:15,744 INFO L857 garLoopResultBuilder]: For program point L180-1(lines 180 188) no Hoare annotation was computed. [2021-11-09 09:19:15,744 INFO L857 garLoopResultBuilder]: For program point L180-2(lines 180 188) no Hoare annotation was computed. [2021-11-09 09:19:15,744 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 300) no Hoare annotation was computed. [2021-11-09 09:19:15,745 INFO L857 garLoopResultBuilder]: For program point L296-2(lines 296 300) no Hoare annotation was computed. [2021-11-09 09:19:15,745 INFO L857 garLoopResultBuilder]: For program point L296-3(lines 296 300) no Hoare annotation was computed. [2021-11-09 09:19:15,745 INFO L857 garLoopResultBuilder]: For program point L296-5(lines 296 300) no Hoare annotation was computed. [2021-11-09 09:19:15,745 INFO L857 garLoopResultBuilder]: For program point L296-6(lines 296 300) no Hoare annotation was computed. [2021-11-09 09:19:15,745 INFO L857 garLoopResultBuilder]: For program point L296-8(lines 296 300) no Hoare annotation was computed. [2021-11-09 09:19:15,746 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-09 09:19:15,746 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-09 09:19:15,746 INFO L853 garLoopResultBuilder]: At program point L247(lines 242 250) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-11-09 09:19:15,746 INFO L853 garLoopResultBuilder]: At program point L247-1(lines 242 250) the Hoare annotation is: false [2021-11-09 09:19:15,747 INFO L853 garLoopResultBuilder]: At program point L247-2(lines 242 250) the Hoare annotation is: false [2021-11-09 09:19:15,747 INFO L857 garLoopResultBuilder]: For program point L842(lines 842 846) no Hoare annotation was computed. [2021-11-09 09:19:15,747 INFO L857 garLoopResultBuilder]: For program point L842-1(lines 144 150) no Hoare annotation was computed. [2021-11-09 09:19:15,747 INFO L857 garLoopResultBuilder]: For program point L83(lines 83 89) no Hoare annotation was computed. [2021-11-09 09:19:15,747 INFO L853 garLoopResultBuilder]: At program point L83-1(lines 83 89) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-11-09 09:19:15,748 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 916) no Hoare annotation was computed. [2021-11-09 09:19:15,748 INFO L860 garLoopResultBuilder]: At program point L909-1(lines 909 916) the Hoare annotation is: true [2021-11-09 09:19:15,748 INFO L853 garLoopResultBuilder]: At program point L447(lines 442 450) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-11-09 09:19:15,748 INFO L853 garLoopResultBuilder]: At program point L447-1(lines 442 450) the Hoare annotation is: false [2021-11-09 09:19:15,749 INFO L853 garLoopResultBuilder]: At program point L447-2(lines 442 450) the Hoare annotation is: false [2021-11-09 09:19:15,749 INFO L853 garLoopResultBuilder]: At program point L332(lines 1 921) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-09 09:19:15,752 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-09 09:19:15,754 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-09 09:19:15,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 09:19:15 BoogieIcfgContainer [2021-11-09 09:19:15,771 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-09 09:19:15,771 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-09 09:19:15,771 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-09 09:19:15,772 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-09 09:19:15,772 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:19:14" (3/4) ... [2021-11-09 09:19:15,775 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-09 09:19:15,790 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-09 09:19:15,791 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-09 09:19:15,791 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-09 09:19:15,792 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-09 09:19:15,793 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-09 09:19:15,794 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-09 09:19:15,794 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-09 09:19:15,818 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 [2021-11-09 09:19:15,818 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 [2021-11-09 09:19:15,819 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-11-09 09:19:15,819 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-11-09 09:19:15,820 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-11-09 09:19:15,820 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-11-09 09:19:15,820 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-11-09 09:19:15,821 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-11-09 09:19:15,823 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive [2021-11-09 09:19:15,865 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/witness.graphml [2021-11-09 09:19:15,865 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-09 09:19:15,867 INFO L168 Benchmark]: Toolchain (without parser) took 3735.88 ms. Allocated memory was 94.4 MB in the beginning and 125.8 MB in the end (delta: 31.5 MB). Free memory was 58.6 MB in the beginning and 88.9 MB in the end (delta: -30.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:19:15,867 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 94.4 MB. Free memory was 64.1 MB in the beginning and 64.1 MB in the end (delta: 21.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:19:15,867 INFO L168 Benchmark]: CACSL2BoogieTranslator took 604.25 ms. Allocated memory is still 94.4 MB. Free memory was 58.4 MB in the beginning and 61.0 MB in the end (delta: -2.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-09 09:19:15,868 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.97 ms. Allocated memory is still 94.4 MB. Free memory was 61.0 MB in the beginning and 58.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-09 09:19:15,868 INFO L168 Benchmark]: Boogie Preprocessor took 36.24 ms. Allocated memory is still 94.4 MB. Free memory was 58.1 MB in the beginning and 56.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-09 09:19:15,869 INFO L168 Benchmark]: RCFGBuilder took 1182.16 ms. Allocated memory was 94.4 MB in the beginning and 125.8 MB in the end (delta: 31.5 MB). Free memory was 56.0 MB in the beginning and 83.7 MB in the end (delta: -27.6 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. [2021-11-09 09:19:15,869 INFO L168 Benchmark]: TraceAbstraction took 1707.66 ms. Allocated memory is still 125.8 MB. Free memory was 83.7 MB in the beginning and 96.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 16.1 GB. [2021-11-09 09:19:15,869 INFO L168 Benchmark]: Witness Printer took 93.64 ms. Allocated memory is still 125.8 MB. Free memory was 96.2 MB in the beginning and 88.9 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-09 09:19:15,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 94.4 MB. Free memory was 64.1 MB in the beginning and 64.1 MB in the end (delta: 21.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 604.25 ms. Allocated memory is still 94.4 MB. Free memory was 58.4 MB in the beginning and 61.0 MB in the end (delta: -2.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 98.97 ms. Allocated memory is still 94.4 MB. Free memory was 61.0 MB in the beginning and 58.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.24 ms. Allocated memory is still 94.4 MB. Free memory was 58.1 MB in the beginning and 56.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1182.16 ms. Allocated memory was 94.4 MB in the beginning and 125.8 MB in the end (delta: 31.5 MB). Free memory was 56.0 MB in the beginning and 83.7 MB in the end (delta: -27.6 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1707.66 ms. Allocated memory is still 125.8 MB. Free memory was 83.7 MB in the beginning and 96.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 16.1 GB. * Witness Printer took 93.64 ms. Allocated memory is still 125.8 MB. Free memory was 96.2 MB in the beginning and 88.9 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: 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, 75 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 305 SDtfs, 369 SDslu, 212 SDs, 0 SdLazy, 60 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, InterpolantAutomatonStates: 21, 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, 37 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 56 NumberOfFragments, 174 HoareAnnotationTreeSize, 30 FomulaSimplifications, 719 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 30 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 224 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: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive RESULT: Ultimate proved your program to be correct! [2021-11-09 09:19:15,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a21b21-9a83-41b8-8de6-a099b62ac890/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE