./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0 --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 94c250c59ca6a4ad79cab3b64e0d4d94a65a3d8e8b11f1d4a1323613891ef929 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 16:05:05,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 16:05:05,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 16:05:05,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 16:05:05,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 16:05:05,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 16:05:05,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 16:05:05,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 16:05:05,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 16:05:05,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 16:05:05,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 16:05:05,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 16:05:05,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 16:05:05,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 16:05:05,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 16:05:05,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 16:05:05,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 16:05:05,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 16:05:05,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 16:05:05,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 16:05:05,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 16:05:05,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 16:05:05,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 16:05:05,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 16:05:05,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 16:05:05,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 16:05:05,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 16:05:05,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 16:05:05,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 16:05:05,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 16:05:05,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 16:05:05,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 16:05:05,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 16:05:05,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 16:05:05,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 16:05:05,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 16:05:05,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 16:05:05,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 16:05:05,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 16:05:05,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 16:05:05,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 16:05:05,761 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-22 16:05:05,787 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 16:05:05,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 16:05:05,788 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 16:05:05,788 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 16:05:05,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 16:05:05,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 16:05:05,790 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 16:05:05,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 16:05:05,790 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 16:05:05,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 16:05:05,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 16:05:05,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 16:05:05,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 16:05:05,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 16:05:05,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 16:05:05,792 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 16:05:05,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 16:05:05,793 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 16:05:05,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 16:05:05,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 16:05:05,793 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 16:05:05,794 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 16:05:05,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 16:05:05,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 16:05:05,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 16:05:05,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 16:05:05,795 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 16:05:05,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 16:05:05,795 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 16:05:05,796 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 16:05:05,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 16:05:05,796 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 16:05:05,796 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_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94c250c59ca6a4ad79cab3b64e0d4d94a65a3d8e8b11f1d4a1323613891ef929 [2021-11-22 16:05:06,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 16:05:06,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 16:05:06,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 16:05:06,141 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 16:05:06,142 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 16:05:06,143 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-11-22 16:05:06,239 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/data/c500a6571/e6935d16512e45c2b5c5090454dac163/FLAGcced3816e [2021-11-22 16:05:06,853 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 16:05:06,857 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-11-22 16:05:06,878 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/data/c500a6571/e6935d16512e45c2b5c5090454dac163/FLAGcced3816e [2021-11-22 16:05:07,102 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/data/c500a6571/e6935d16512e45c2b5c5090454dac163 [2021-11-22 16:05:07,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 16:05:07,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 16:05:07,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 16:05:07,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 16:05:07,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 16:05:07,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:05:07" (1/1) ... [2021-11-22 16:05:07,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7008bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:05:07, skipping insertion in model container [2021-11-22 16:05:07,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:05:07" (1/1) ... [2021-11-22 16:05:07,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 16:05:07,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 16:05:07,419 WARN L230 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_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4542,4555] [2021-11-22 16:05:07,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:05:07,580 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 16:05:07,617 WARN L230 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_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4542,4555] [2021-11-22 16:05:07,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:05:07,711 INFO L208 MainTranslator]: Completed translation [2021-11-22 16:05:07,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:05:07 WrapperNode [2021-11-22 16:05:07,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 16:05:07,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 16:05:07,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 16:05:07,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 16:05:07,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:05:07" (1/1) ... [2021-11-22 16:05:07,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:05:07" (1/1) ... [2021-11-22 16:05:07,794 INFO L137 Inliner]: procedures = 52, calls = 149, calls flagged for inlining = 46, calls inlined = 35, statements flattened = 299 [2021-11-22 16:05:07,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 16:05:07,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 16:05:07,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 16:05:07,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 16:05:07,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:05:07" (1/1) ... [2021-11-22 16:05:07,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:05:07" (1/1) ... [2021-11-22 16:05:07,806 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:05:07" (1/1) ... [2021-11-22 16:05:07,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:05:07" (1/1) ... [2021-11-22 16:05:07,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:05:07" (1/1) ... [2021-11-22 16:05:07,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:05:07" (1/1) ... [2021-11-22 16:05:07,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:05:07" (1/1) ... [2021-11-22 16:05:07,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 16:05:07,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 16:05:07,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 16:05:07,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 16:05:07,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:05:07" (1/1) ... [2021-11-22 16:05:07,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 16:05:07,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:05:07,864 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 16:05:07,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 16:05:07,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 16:05:07,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 16:05:07,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 16:05:07,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 16:05:07,966 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 16:05:07,967 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 16:05:08,255 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 16:05:08,263 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 16:05:08,263 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 16:05:08,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:05:08 BoogieIcfgContainer [2021-11-22 16:05:08,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 16:05:08,268 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 16:05:08,268 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 16:05:08,272 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 16:05:08,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 04:05:07" (1/3) ... [2021-11-22 16:05:08,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e023cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:05:08, skipping insertion in model container [2021-11-22 16:05:08,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:05:07" (2/3) ... [2021-11-22 16:05:08,274 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e023cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:05:08, skipping insertion in model container [2021-11-22 16:05:08,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:05:08" (3/3) ... [2021-11-22 16:05:08,275 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product12.cil.c [2021-11-22 16:05:08,281 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 16:05:08,282 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-22 16:05:08,336 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 16:05:08,344 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 [2021-11-22 16:05:08,344 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-22 16:05:08,390 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 79 states have (on average 1.4050632911392404) internal successors, (111), 82 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) [2021-11-22 16:05:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 16:05:08,398 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:05:08,399 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:05:08,400 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:05:08,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:05:08,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1621996888, now seen corresponding path program 1 times [2021-11-22 16:05:08,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:05:08,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398904044] [2021-11-22 16:05:08,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:05:08,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:05:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:05:08,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:05:08,648 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:05:08,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398904044] [2021-11-22 16:05:08,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398904044] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:05:08,650 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:05:08,651 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 16:05:08,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912526696] [2021-11-22 16:05:08,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:05:08,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 16:05:08,659 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:05:08,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 16:05:08,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 16:05:08,698 INFO L87 Difference]: Start difference. First operand has 83 states, 79 states have (on average 1.4050632911392404) internal successors, (111), 82 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 8.5) internal successors, (17), 2 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) [2021-11-22 16:05:08,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:05:08,729 INFO L93 Difference]: Finished difference Result 156 states and 211 transitions. [2021-11-22 16:05:08,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 16:05:08,735 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 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 [2021-11-22 16:05:08,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:05:08,746 INFO L225 Difference]: With dead ends: 156 [2021-11-22 16:05:08,747 INFO L226 Difference]: Without dead ends: 73 [2021-11-22 16:05:08,750 INFO L932 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 [2021-11-22 16:05:08,754 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:05:08,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:05:08,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-11-22 16:05:08,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-11-22 16:05:08,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 72 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:05:08,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 93 transitions. [2021-11-22 16:05:08,798 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 93 transitions. Word has length 17 [2021-11-22 16:05:08,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:05:08,799 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 93 transitions. [2021-11-22 16:05:08,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 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) [2021-11-22 16:05:08,799 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 93 transitions. [2021-11-22 16:05:08,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 16:05:08,801 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:05:08,801 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:05:08,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 16:05:08,802 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:05:08,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:05:08,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1033296332, now seen corresponding path program 1 times [2021-11-22 16:05:08,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:05:08,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344091335] [2021-11-22 16:05:08,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:05:08,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:05:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:05:08,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:05:08,906 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:05:08,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344091335] [2021-11-22 16:05:08,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344091335] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:05:08,907 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:05:08,907 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 16:05:08,907 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700866327] [2021-11-22 16:05:08,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:05:08,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:05:08,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:05:08,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:05:08,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:05:08,910 INFO L87 Difference]: Start difference. First operand 73 states and 93 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2021-11-22 16:05:08,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:05:08,932 INFO L93 Difference]: Finished difference Result 73 states and 93 transitions. [2021-11-22 16:05:08,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:05:08,932 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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 18 [2021-11-22 16:05:08,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:05:08,934 INFO L225 Difference]: With dead ends: 73 [2021-11-22 16:05:08,934 INFO L226 Difference]: Without dead ends: 40 [2021-11-22 16:05:08,934 INFO L932 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 [2021-11-22 16:05:08,936 INFO L933 BasicCegarLoop]: 50 mSDtfsCounter, 43 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:05:08,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [43 Valid, 56 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:05:08,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2021-11-22 16:05:08,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2021-11-22 16:05:08,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 39 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:05:08,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 51 transitions. [2021-11-22 16:05:08,945 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 51 transitions. Word has length 18 [2021-11-22 16:05:08,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:05:08,946 INFO L470 AbstractCegarLoop]: Abstraction has 40 states and 51 transitions. [2021-11-22 16:05:08,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2021-11-22 16:05:08,946 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2021-11-22 16:05:08,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 16:05:08,948 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:05:08,948 INFO L514 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] [2021-11-22 16:05:08,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 16:05:08,948 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:05:08,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:05:08,949 INFO L85 PathProgramCache]: Analyzing trace with hash 212676314, now seen corresponding path program 1 times [2021-11-22 16:05:08,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:05:08,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966385669] [2021-11-22 16:05:08,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:05:08,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:05:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:05:09,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:05:09,055 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:05:09,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966385669] [2021-11-22 16:05:09,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966385669] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:05:09,056 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:05:09,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 16:05:09,057 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156830287] [2021-11-22 16:05:09,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:05:09,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 16:05:09,058 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:05:09,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 16:05:09,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-22 16:05:09,059 INFO L87 Difference]: Start difference. First operand 40 states and 51 transitions. Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:05:09,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:05:09,146 INFO L93 Difference]: Finished difference Result 166 states and 221 transitions. [2021-11-22 16:05:09,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 16:05:09,147 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-22 16:05:09,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:05:09,151 INFO L225 Difference]: With dead ends: 166 [2021-11-22 16:05:09,151 INFO L226 Difference]: Without dead ends: 133 [2021-11-22 16:05:09,152 INFO L932 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 [2021-11-22 16:05:09,154 INFO L933 BasicCegarLoop]: 48 mSDtfsCounter, 234 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:05:09,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [234 Valid, 346 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:05:09,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2021-11-22 16:05:09,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 65. [2021-11-22 16:05:09,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 64 states have (on average 1.34375) internal successors, (86), 64 states have internal predecessors, (86), 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) [2021-11-22 16:05:09,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 86 transitions. [2021-11-22 16:05:09,172 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 86 transitions. Word has length 25 [2021-11-22 16:05:09,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:05:09,173 INFO L470 AbstractCegarLoop]: Abstraction has 65 states and 86 transitions. [2021-11-22 16:05:09,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:05:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2021-11-22 16:05:09,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 16:05:09,175 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:05:09,175 INFO L514 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] [2021-11-22 16:05:09,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 16:05:09,176 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:05:09,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:05:09,177 INFO L85 PathProgramCache]: Analyzing trace with hash 306585694, now seen corresponding path program 1 times [2021-11-22 16:05:09,177 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:05:09,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933487892] [2021-11-22 16:05:09,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:05:09,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:05:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:05:09,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:05:09,301 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:05:09,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933487892] [2021-11-22 16:05:09,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933487892] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:05:09,302 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:05:09,302 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 16:05:09,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862014278] [2021-11-22 16:05:09,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:05:09,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 16:05:09,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:05:09,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 16:05:09,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 16:05:09,305 INFO L87 Difference]: Start difference. First operand 65 states and 86 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:05:09,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:05:09,402 INFO L93 Difference]: Finished difference Result 308 states and 422 transitions. [2021-11-22 16:05:09,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 16:05:09,403 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-22 16:05:09,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:05:09,406 INFO L225 Difference]: With dead ends: 308 [2021-11-22 16:05:09,407 INFO L226 Difference]: Without dead ends: 250 [2021-11-22 16:05:09,427 INFO L932 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 [2021-11-22 16:05:09,429 INFO L933 BasicCegarLoop]: 80 mSDtfsCounter, 153 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 310 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:05:09,443 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [153 Valid, 310 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:05:09,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-11-22 16:05:09,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 117. [2021-11-22 16:05:09,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 116 states have (on average 1.3275862068965518) internal successors, (154), 116 states have internal predecessors, (154), 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) [2021-11-22 16:05:09,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 154 transitions. [2021-11-22 16:05:09,499 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 154 transitions. Word has length 26 [2021-11-22 16:05:09,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:05:09,500 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 154 transitions. [2021-11-22 16:05:09,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:05:09,501 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 154 transitions. [2021-11-22 16:05:09,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 16:05:09,508 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:05:09,508 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:05:09,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 16:05:09,509 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:05:09,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:05:09,510 INFO L85 PathProgramCache]: Analyzing trace with hash -2040329051, now seen corresponding path program 1 times [2021-11-22 16:05:09,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:05:09,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232462594] [2021-11-22 16:05:09,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:05:09,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:05:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:05:09,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:05:09,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:05:09,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232462594] [2021-11-22 16:05:09,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232462594] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:05:09,594 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:05:09,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 16:05:09,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115200309] [2021-11-22 16:05:09,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:05:09,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 16:05:09,596 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:05:09,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 16:05:09,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 16:05:09,597 INFO L87 Difference]: Start difference. First operand 117 states and 154 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 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) [2021-11-22 16:05:09,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:05:09,690 INFO L93 Difference]: Finished difference Result 373 states and 500 transitions. [2021-11-22 16:05:09,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 16:05:09,691 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 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 28 [2021-11-22 16:05:09,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:05:09,692 INFO L225 Difference]: With dead ends: 373 [2021-11-22 16:05:09,692 INFO L226 Difference]: Without dead ends: 0 [2021-11-22 16:05:09,694 INFO L932 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 [2021-11-22 16:05:09,700 INFO L933 BasicCegarLoop]: 69 mSDtfsCounter, 116 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:05:09,705 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [116 Valid, 174 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:05:09,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-22 16:05:09,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-22 16:05:09,709 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) [2021-11-22 16:05:09,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-22 16:05:09,710 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2021-11-22 16:05:09,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:05:09,710 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 16:05:09,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 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) [2021-11-22 16:05:09,710 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-22 16:05:09,710 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 16:05:09,713 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-22 16:05:09,714 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-11-22 16:05:09,714 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-11-22 16:05:09,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 16:05:09,717 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-22 16:05:10,599 INFO L854 garLoopResultBuilder]: At program point L217(lines 212 220) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res#1| 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:05:10,599 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 285) no Hoare annotation was computed. [2021-11-22 16:05:10,599 INFO L854 garLoopResultBuilder]: At program point L217-1(lines 212 220) the Hoare annotation is: false [2021-11-22 16:05:10,599 INFO L854 garLoopResultBuilder]: At program point L217-2(lines 212 220) the Hoare annotation is: false [2021-11-22 16:05:10,600 INFO L854 garLoopResultBuilder]: At program point L812-2(lines 812 826) the Hoare annotation is: false [2021-11-22 16:05:10,600 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-22 16:05:10,600 INFO L858 garLoopResultBuilder]: For program point L86(lines 86 92) no Hoare annotation was computed. [2021-11-22 16:05:10,600 INFO L858 garLoopResultBuilder]: For program point L86-2(lines 86 92) no Hoare annotation was computed. [2021-11-22 16:05:10,600 INFO L854 garLoopResultBuilder]: At program point L334(lines 329 337) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:05:10,600 INFO L854 garLoopResultBuilder]: At program point L334-1(lines 329 337) the Hoare annotation is: false [2021-11-22 16:05:10,601 INFO L858 garLoopResultBuilder]: For program point L813(line 813) no Hoare annotation was computed. [2021-11-22 16:05:10,601 INFO L854 garLoopResultBuilder]: At program point L334-2(lines 329 337) the Hoare annotation is: false [2021-11-22 16:05:10,601 INFO L858 garLoopResultBuilder]: For program point L417(lines 417 430) no Hoare annotation was computed. [2021-11-22 16:05:10,601 INFO L854 garLoopResultBuilder]: At program point L417-1(lines 409 433) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:05:10,601 INFO L858 garLoopResultBuilder]: For program point L417-2(lines 417 430) no Hoare annotation was computed. [2021-11-22 16:05:10,601 INFO L854 garLoopResultBuilder]: At program point L417-3(lines 409 433) the Hoare annotation is: false [2021-11-22 16:05:10,602 INFO L858 garLoopResultBuilder]: For program point L285(line 285) no Hoare annotation was computed. [2021-11-22 16:05:10,602 INFO L858 garLoopResultBuilder]: For program point L417-4(lines 417 430) no Hoare annotation was computed. [2021-11-22 16:05:10,602 INFO L858 garLoopResultBuilder]: For program point L285-1(line 285) no Hoare annotation was computed. [2021-11-22 16:05:10,602 INFO L854 garLoopResultBuilder]: At program point L417-5(lines 409 433) the Hoare annotation is: false [2021-11-22 16:05:10,602 INFO L858 garLoopResultBuilder]: For program point L285-2(line 285) no Hoare annotation was computed. [2021-11-22 16:05:10,602 INFO L854 garLoopResultBuilder]: At program point L269(lines 257 271) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:05:10,603 INFO L858 garLoopResultBuilder]: For program point L104(lines 104 110) no Hoare annotation was computed. [2021-11-22 16:05:10,603 INFO L858 garLoopResultBuilder]: For program point L104-2(lines 96 111) no Hoare annotation was computed. [2021-11-22 16:05:10,603 INFO L854 garLoopResultBuilder]: At program point L286(lines 281 288) the Hoare annotation is: false [2021-11-22 16:05:10,603 INFO L854 garLoopResultBuilder]: At program point L286-1(lines 281 288) the Hoare annotation is: false [2021-11-22 16:05:10,603 INFO L854 garLoopResultBuilder]: At program point L286-2(lines 281 288) the Hoare annotation is: false [2021-11-22 16:05:10,603 INFO L861 garLoopResultBuilder]: At program point L121(lines 56 123) the Hoare annotation is: true [2021-11-22 16:05:10,604 INFO L858 garLoopResultBuilder]: For program point L816(lines 816 820) no Hoare annotation was computed. [2021-11-22 16:05:10,604 INFO L858 garLoopResultBuilder]: For program point L816-1(lines 816 820) no Hoare annotation was computed. [2021-11-22 16:05:10,604 INFO L858 garLoopResultBuilder]: For program point L321(lines 321 325) no Hoare annotation was computed. [2021-11-22 16:05:10,604 INFO L854 garLoopResultBuilder]: At program point L321-2(lines 317 328) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:05:10,604 INFO L854 garLoopResultBuilder]: At program point L404(lines 399 407) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2021-11-22 16:05:10,604 INFO L858 garLoopResultBuilder]: For program point L883(lines 883 890) no Hoare annotation was computed. [2021-11-22 16:05:10,605 INFO L858 garLoopResultBuilder]: For program point L883-2(lines 883 890) no Hoare annotation was computed. [2021-11-22 16:05:10,605 INFO L858 garLoopResultBuilder]: For program point L140(lines 140 146) no Hoare annotation was computed. [2021-11-22 16:05:10,605 INFO L858 garLoopResultBuilder]: For program point L140-2(lines 139 158) no Hoare annotation was computed. [2021-11-22 16:05:10,605 INFO L858 garLoopResultBuilder]: For program point L140-3(lines 140 146) no Hoare annotation was computed. [2021-11-22 16:05:10,605 INFO L858 garLoopResultBuilder]: For program point L140-5(lines 139 158) no Hoare annotation was computed. [2021-11-22 16:05:10,605 INFO L858 garLoopResultBuilder]: For program point L140-6(lines 140 146) no Hoare annotation was computed. [2021-11-22 16:05:10,606 INFO L858 garLoopResultBuilder]: For program point L421(lines 421 427) no Hoare annotation was computed. [2021-11-22 16:05:10,606 INFO L858 garLoopResultBuilder]: For program point L140-8(lines 139 158) no Hoare annotation was computed. [2021-11-22 16:05:10,606 INFO L858 garLoopResultBuilder]: For program point L421-3(lines 421 427) no Hoare annotation was computed. [2021-11-22 16:05:10,606 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-22 16:05:10,606 INFO L858 garLoopResultBuilder]: For program point L421-6(lines 421 427) no Hoare annotation was computed. [2021-11-22 16:05:10,606 INFO L854 garLoopResultBuilder]: At program point L157(lines 136 159) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:05:10,608 INFO L854 garLoopResultBuilder]: At program point L157-1(lines 136 159) the Hoare annotation is: false [2021-11-22 16:05:10,608 INFO L854 garLoopResultBuilder]: At program point L157-2(lines 136 159) the Hoare annotation is: false [2021-11-22 16:05:10,608 INFO L854 garLoopResultBuilder]: At program point L389(lines 385 391) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-11-22 16:05:10,609 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 285) no Hoare annotation was computed. [2021-11-22 16:05:10,609 INFO L858 garLoopResultBuilder]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-11-22 16:05:10,609 INFO L858 garLoopResultBuilder]: For program point L76-2(lines 76 82) no Hoare annotation was computed. [2021-11-22 16:05:10,609 INFO L861 garLoopResultBuilder]: At program point L870(lines 863 872) the Hoare annotation is: true [2021-11-22 16:05:10,609 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-22 16:05:10,610 INFO L858 garLoopResultBuilder]: For program point L309(lines 309 313) no Hoare annotation was computed. [2021-11-22 16:05:10,610 INFO L854 garLoopResultBuilder]: At program point L309-2(lines 305 316) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:05:10,610 INFO L854 garLoopResultBuilder]: At program point L277(lines 272 279) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:05:10,610 INFO L858 garLoopResultBuilder]: For program point L261(lines 261 267) no Hoare annotation was computed. [2021-11-22 16:05:10,611 INFO L858 garLoopResultBuilder]: For program point L261-2(lines 261 267) no Hoare annotation was computed. [2021-11-22 16:05:10,611 INFO L858 garLoopResultBuilder]: For program point L96(lines 96 111) no Hoare annotation was computed. [2021-11-22 16:05:10,611 INFO L858 garLoopResultBuilder]: For program point L147-1(lines 147 153) no Hoare annotation was computed. [2021-11-22 16:05:10,611 INFO L858 garLoopResultBuilder]: For program point L147-3(lines 147 153) no Hoare annotation was computed. [2021-11-22 16:05:10,611 INFO L858 garLoopResultBuilder]: For program point L147-5(lines 147 153) no Hoare annotation was computed. [2021-11-22 16:05:10,612 INFO L854 garLoopResultBuilder]: At program point L164(lines 160 166) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2021-11-22 16:05:10,612 INFO L854 garLoopResultBuilder]: At program point L164-1(lines 160 166) the Hoare annotation is: false [2021-11-22 16:05:10,612 INFO L854 garLoopResultBuilder]: At program point L164-2(lines 160 166) the Hoare annotation is: false [2021-11-22 16:05:10,612 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-22 16:05:10,613 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 285) no Hoare annotation was computed. [2021-11-22 16:05:10,613 INFO L854 garLoopResultBuilder]: At program point L396(lines 392 398) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-11-22 16:05:10,613 INFO L858 garLoopResultBuilder]: For program point L297(lines 297 301) no Hoare annotation was computed. [2021-11-22 16:05:10,613 INFO L854 garLoopResultBuilder]: At program point L297-2(lines 293 304) the Hoare annotation is: false [2021-11-22 16:05:10,614 INFO L854 garLoopResultBuilder]: At program point L198(lines 193 200) the Hoare annotation is: false [2021-11-22 16:05:10,614 INFO L858 garLoopResultBuilder]: For program point L297-3(lines 297 301) no Hoare annotation was computed. [2021-11-22 16:05:10,614 INFO L854 garLoopResultBuilder]: At program point L297-5(lines 293 304) the Hoare annotation is: false [2021-11-22 16:05:10,614 INFO L858 garLoopResultBuilder]: For program point L297-6(lines 297 301) no Hoare annotation was computed. [2021-11-22 16:05:10,614 INFO L854 garLoopResultBuilder]: At program point L297-8(lines 293 304) the Hoare annotation is: false [2021-11-22 16:05:10,615 INFO L854 garLoopResultBuilder]: At program point L66-2(lines 66 115) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:05:10,615 INFO L861 garLoopResultBuilder]: At program point L892(lines 873 895) the Hoare annotation is: true [2021-11-22 16:05:10,615 INFO L854 garLoopResultBuilder]: At program point L116(lines 65 117) the Hoare annotation is: false [2021-11-22 16:05:10,615 INFO L858 garLoopResultBuilder]: For program point L67(lines 66 115) no Hoare annotation was computed. [2021-11-22 16:05:10,616 INFO L854 garLoopResultBuilder]: At program point L860(lines 856 862) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0)) [2021-11-22 16:05:10,616 INFO L861 garLoopResultBuilder]: At program point L827(lines 802 831) the Hoare annotation is: true [2021-11-22 16:05:10,616 INFO L858 garLoopResultBuilder]: For program point L68(lines 68 72) no Hoare annotation was computed. [2021-11-22 16:05:10,620 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-22 16:05:10,622 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 16:05:10,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 04:05:10 BoogieIcfgContainer [2021-11-22 16:05:10,643 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 16:05:10,644 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 16:05:10,644 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 16:05:10,644 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 16:05:10,645 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:05:08" (3/4) ... [2021-11-22 16:05:10,649 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 16:05:10,668 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2021-11-22 16:05:10,669 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-22 16:05:10,669 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-22 16:05:10,670 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-22 16:05:10,671 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 16:05:10,672 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 16:05:10,673 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 16:05:10,712 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive [2021-11-22 16:05:10,713 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && tmp == systemActive [2021-11-22 16:05:10,717 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 0) && splverifierCounter == 0 [2021-11-22 16:05:10,752 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/witness.graphml [2021-11-22 16:05:10,752 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 16:05:10,753 INFO L158 Benchmark]: Toolchain (without parser) took 3647.54ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 51.2MB in the beginning and 80.8MB in the end (delta: -29.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2021-11-22 16:05:10,754 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 90.2MB. Free memory is still 68.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 16:05:10,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 602.62ms. Allocated memory is still 90.2MB. Free memory was 51.0MB in the beginning and 58.6MB in the end (delta: -7.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 16:05:10,755 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.04ms. Allocated memory is still 90.2MB. Free memory was 58.6MB in the beginning and 55.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 16:05:10,755 INFO L158 Benchmark]: Boogie Preprocessor took 29.51ms. Allocated memory is still 90.2MB. Free memory was 55.8MB in the beginning and 54.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 16:05:10,756 INFO L158 Benchmark]: RCFGBuilder took 440.86ms. Allocated memory is still 90.2MB. Free memory was 54.5MB in the beginning and 39.1MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-22 16:05:10,756 INFO L158 Benchmark]: TraceAbstraction took 2375.46ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 38.4MB in the beginning and 35.0MB in the end (delta: 3.4MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2021-11-22 16:05:10,757 INFO L158 Benchmark]: Witness Printer took 108.78ms. Allocated memory is still 109.1MB. Free memory was 35.0MB in the beginning and 80.8MB in the end (delta: -45.8MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2021-11-22 16:05:10,760 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 90.2MB. Free memory is still 68.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 602.62ms. Allocated memory is still 90.2MB. Free memory was 51.0MB in the beginning and 58.6MB in the end (delta: -7.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.04ms. Allocated memory is still 90.2MB. Free memory was 58.6MB in the beginning and 55.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.51ms. Allocated memory is still 90.2MB. Free memory was 55.8MB in the beginning and 54.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 440.86ms. Allocated memory is still 90.2MB. Free memory was 54.5MB in the beginning and 39.1MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2375.46ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 38.4MB in the beginning and 35.0MB in the end (delta: 3.4MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * Witness Printer took 108.78ms. Allocated memory is still 109.1MB. Free memory was 35.0MB in the beginning and 80.8MB in the end (delta: -45.8MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * 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: 285]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 285]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 285]: 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, 83 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 546 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 546 mSDsluCounter, 987 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 639 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 64 IncrementalHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 348 mSDtfsCounter, 64 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, 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=117occurred in iteration=4, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 201 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 37 LocationsWithAnnotation, 37 PreInvPairs, 121 NumberOfFragments, 152 HoareAnnotationTreeSize, 37 FomulaSimplifications, 204 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 37 FomulaSimplificationsInter, 3725 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 258 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: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && tmp == systemActive - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 399]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && splverifierCounter == 0) && !(0 == systemActive) - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-22 16:05:10,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4232c3-a078-4c7a-b12d-a5d6686c9dc9/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE