./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa --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 baa0361131df5a78c0a8a4c29ba2893696394b78f626b1aa1f97e06e0771e5c0 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 18:22:03,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 18:22:03,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 18:22:03,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 18:22:03,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 18:22:03,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 18:22:03,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 18:22:03,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 18:22:03,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 18:22:03,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 18:22:03,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 18:22:03,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 18:22:03,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 18:22:03,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 18:22:03,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 18:22:03,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 18:22:03,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 18:22:03,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 18:22:03,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 18:22:03,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 18:22:03,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 18:22:03,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 18:22:03,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 18:22:03,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 18:22:03,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 18:22:03,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 18:22:03,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 18:22:03,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 18:22:03,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 18:22:03,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 18:22:03,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 18:22:03,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 18:22:03,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 18:22:03,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 18:22:03,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 18:22:03,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 18:22:03,635 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 18:22:03,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 18:22:03,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 18:22:03,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 18:22:03,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 18:22:03,637 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-06 18:22:03,655 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 18:22:03,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 18:22:03,655 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 18:22:03,655 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 18:22:03,656 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 18:22:03,656 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 18:22:03,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 18:22:03,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 18:22:03,657 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 18:22:03,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 18:22:03,657 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 18:22:03,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 18:22:03,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 18:22:03,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 18:22:03,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 18:22:03,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 18:22:03,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 18:22:03,658 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 18:22:03,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 18:22:03,658 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 18:22:03,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 18:22:03,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 18:22:03,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 18:22:03,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 18:22:03,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 18:22:03,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 18:22:03,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 18:22:03,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 18:22:03,659 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 18:22:03,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 18:22:03,659 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 18:22:03,659 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 18:22:03,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 18:22:03,659 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 18:22:03,660 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_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> baa0361131df5a78c0a8a4c29ba2893696394b78f626b1aa1f97e06e0771e5c0 [2021-12-06 18:22:03,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 18:22:03,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 18:22:03,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 18:22:03,864 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 18:22:03,865 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 18:22:03,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2021-12-06 18:22:03,912 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/data/cd2cf8aa5/6de521bb7f34487ca5d1791fca085afc/FLAG5e3cde177 [2021-12-06 18:22:04,309 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 18:22:04,310 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2021-12-06 18:22:04,317 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/data/cd2cf8aa5/6de521bb7f34487ca5d1791fca085afc/FLAG5e3cde177 [2021-12-06 18:22:04,326 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/data/cd2cf8aa5/6de521bb7f34487ca5d1791fca085afc [2021-12-06 18:22:04,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 18:22:04,329 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 18:22:04,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 18:22:04,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 18:22:04,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 18:22:04,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:22:04" (1/1) ... [2021-12-06 18:22:04,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e8ca0e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:04, skipping insertion in model container [2021-12-06 18:22:04,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:22:04" (1/1) ... [2021-12-06 18:22:04,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 18:22:04,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 18:22:04,541 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_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c[11890,11903] [2021-12-06 18:22:04,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:22:04,550 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 18:22:04,594 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_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c[11890,11903] [2021-12-06 18:22:04,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:22:04,606 INFO L208 MainTranslator]: Completed translation [2021-12-06 18:22:04,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:04 WrapperNode [2021-12-06 18:22:04,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 18:22:04,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 18:22:04,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 18:22:04,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 18:22:04,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:04" (1/1) ... [2021-12-06 18:22:04,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:04" (1/1) ... [2021-12-06 18:22:04,653 INFO L137 Inliner]: procedures = 29, calls = 156, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 448 [2021-12-06 18:22:04,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 18:22:04,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 18:22:04,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 18:22:04,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 18:22:04,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:04" (1/1) ... [2021-12-06 18:22:04,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:04" (1/1) ... [2021-12-06 18:22:04,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:04" (1/1) ... [2021-12-06 18:22:04,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:04" (1/1) ... [2021-12-06 18:22:04,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:04" (1/1) ... [2021-12-06 18:22:04,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:04" (1/1) ... [2021-12-06 18:22:04,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:04" (1/1) ... [2021-12-06 18:22:04,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 18:22:04,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 18:22:04,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 18:22:04,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 18:22:04,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:04" (1/1) ... [2021-12-06 18:22:04,699 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 18:22:04,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:22:04,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 18:22:04,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 18:22:04,746 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2021-12-06 18:22:04,746 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2021-12-06 18:22:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 18:22:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 18:22:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 18:22:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 18:22:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 18:22:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 18:22:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 18:22:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-12-06 18:22:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 18:22:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 18:22:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 18:22:04,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 18:22:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2021-12-06 18:22:04,747 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2021-12-06 18:22:04,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 18:22:04,748 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2021-12-06 18:22:04,748 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2021-12-06 18:22:04,852 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 18:22:04,854 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 18:22:05,170 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 18:22:05,175 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 18:22:05,175 INFO L301 CfgBuilder]: Removed 7 assume(true) statements. [2021-12-06 18:22:05,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:22:05 BoogieIcfgContainer [2021-12-06 18:22:05,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 18:22:05,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 18:22:05,178 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 18:22:05,180 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 18:22:05,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 06:22:04" (1/3) ... [2021-12-06 18:22:05,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44310123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:22:05, skipping insertion in model container [2021-12-06 18:22:05,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:22:04" (2/3) ... [2021-12-06 18:22:05,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44310123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:22:05, skipping insertion in model container [2021-12-06 18:22:05,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:22:05" (3/3) ... [2021-12-06 18:22:05,182 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_1.c [2021-12-06 18:22:05,186 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 18:22:05,186 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 18:22:05,230 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 18:22:05,236 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 [2021-12-06 18:22:05,236 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 18:22:05,250 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 88 states have (on average 1.6022727272727273) internal successors, (141), 89 states have internal predecessors, (141), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2021-12-06 18:22:05,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-12-06 18:22:05,256 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:22:05,257 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] [2021-12-06 18:22:05,257 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:22:05,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:22:05,262 INFO L85 PathProgramCache]: Analyzing trace with hash 555714556, now seen corresponding path program 1 times [2021-12-06 18:22:05,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:22:05,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237309112] [2021-12-06 18:22:05,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:22:05,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:22:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:22:05,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-06 18:22:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:22:05,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:22:05,487 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:22:05,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237309112] [2021-12-06 18:22:05,488 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237309112] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:22:05,488 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:22:05,488 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 18:22:05,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027769264] [2021-12-06 18:22:05,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:22:05,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-06 18:22:05,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:22:05,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-06 18:22:05,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-06 18:22:05,515 INFO L87 Difference]: Start difference. First operand has 101 states, 88 states have (on average 1.6022727272727273) internal successors, (141), 89 states have internal predecessors, (141), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-06 18:22:05,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:22:05,540 INFO L93 Difference]: Finished difference Result 197 states and 314 transitions. [2021-12-06 18:22:05,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-06 18:22:05,542 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2021-12-06 18:22:05,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:22:05,549 INFO L225 Difference]: With dead ends: 197 [2021-12-06 18:22:05,550 INFO L226 Difference]: Without dead ends: 95 [2021-12-06 18:22:05,554 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-06 18:22:05,557 INFO L933 BasicCegarLoop]: 148 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, 148 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 [2021-12-06 18:22:05,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:22:05,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2021-12-06 18:22:05,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2021-12-06 18:22:05,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 83 states have (on average 1.5180722891566265) internal successors, (126), 84 states have internal predecessors, (126), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-12-06 18:22:05,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 141 transitions. [2021-12-06 18:22:05,590 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 141 transitions. Word has length 23 [2021-12-06 18:22:05,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:22:05,590 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 141 transitions. [2021-12-06 18:22:05,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-06 18:22:05,590 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 141 transitions. [2021-12-06 18:22:05,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-12-06 18:22:05,592 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:22:05,592 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] [2021-12-06 18:22:05,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 18:22:05,593 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:22:05,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:22:05,593 INFO L85 PathProgramCache]: Analyzing trace with hash 612972858, now seen corresponding path program 1 times [2021-12-06 18:22:05,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:22:05,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390032222] [2021-12-06 18:22:05,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:22:05,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:22:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:22:05,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-06 18:22:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:22:05,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:22:05,678 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:22:05,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390032222] [2021-12-06 18:22:05,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390032222] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:22:05,679 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:22:05,679 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:22:05,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17010063] [2021-12-06 18:22:05,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:22:05,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:22:05,680 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:22:05,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:22:05,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:22:05,681 INFO L87 Difference]: Start difference. First operand 95 states and 141 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-06 18:22:05,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:22:05,695 INFO L93 Difference]: Finished difference Result 104 states and 153 transitions. [2021-12-06 18:22:05,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:22:05,696 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2021-12-06 18:22:05,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:22:05,696 INFO L225 Difference]: With dead ends: 104 [2021-12-06 18:22:05,697 INFO L226 Difference]: Without dead ends: 0 [2021-12-06 18:22:05,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:22:05,699 INFO L933 BasicCegarLoop]: 149 mSDtfsCounter, 8 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 288 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 [2021-12-06 18:22:05,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 288 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 18:22:05,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-06 18:22:05,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-06 18:22:05,700 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) [2021-12-06 18:22:05,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 18:22:05,700 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2021-12-06 18:22:05,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:22:05,701 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 18:22:05,701 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-06 18:22:05,701 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-06 18:22:05,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-06 18:22:05,703 INFO L764 garLoopResultBuilder]: Registering result SAFE for location Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 18:22:05,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 18:22:05,705 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-06 18:22:05,727 INFO L858 garLoopResultBuilder]: For program point Id_MCDC_113EXIT(lines 305 324) no Hoare annotation was computed. [2021-12-06 18:22:05,727 INFO L858 garLoopResultBuilder]: For program point L313(lines 313 320) no Hoare annotation was computed. [2021-12-06 18:22:05,727 INFO L858 garLoopResultBuilder]: For program point L280(lines 280 294) no Hoare annotation was computed. [2021-12-06 18:22:05,727 INFO L858 garLoopResultBuilder]: For program point L313-2(lines 313 320) no Hoare annotation was computed. [2021-12-06 18:22:05,728 INFO L858 garLoopResultBuilder]: For program point L309(lines 309 312) no Hoare annotation was computed. [2021-12-06 18:22:05,728 INFO L861 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2021-12-06 18:22:05,728 INFO L858 garLoopResultBuilder]: For program point L297-1(line 297) no Hoare annotation was computed. [2021-12-06 18:22:05,728 INFO L858 garLoopResultBuilder]: For program point L487(lines 487 490) no Hoare annotation was computed. [2021-12-06 18:22:05,728 INFO L858 garLoopResultBuilder]: For program point Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION(line 489) no Hoare annotation was computed. [2021-12-06 18:22:05,728 INFO L854 garLoopResultBuilder]: At program point L487-2(lines 485 492) the Hoare annotation is: (= |Id_MCDC_113___VERIFIER_assert_~Id_MCDC_121#1| 1) [2021-12-06 18:22:05,728 INFO L861 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: true [2021-12-06 18:22:05,728 INFO L858 garLoopResultBuilder]: For program point L322-1(line 322) no Hoare annotation was computed. [2021-12-06 18:22:05,729 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_113ENTRY(lines 305 324) the Hoare annotation is: true [2021-12-06 18:22:05,729 INFO L858 garLoopResultBuilder]: For program point Id_MCDC_113FINAL(lines 305 324) no Hoare annotation was computed. [2021-12-06 18:22:05,729 INFO L858 garLoopResultBuilder]: For program point L286(lines 286 294) no Hoare annotation was computed. [2021-12-06 18:22:05,729 INFO L861 garLoopResultBuilder]: At program point L315(line 315) the Hoare annotation is: true [2021-12-06 18:22:05,729 INFO L858 garLoopResultBuilder]: For program point L315-1(line 315) no Hoare annotation was computed. [2021-12-06 18:22:05,729 INFO L861 garLoopResultBuilder]: At program point L303(lines 274 304) the Hoare annotation is: true [2021-12-06 18:22:05,729 INFO L858 garLoopResultBuilder]: For program point L489(line 489) no Hoare annotation was computed. [2021-12-06 18:22:05,729 INFO L858 garLoopResultBuilder]: For program point L295-1(lines 275 304) no Hoare annotation was computed. [2021-12-06 18:22:05,729 INFO L858 garLoopResultBuilder]: For program point L295-2(lines 295 302) no Hoare annotation was computed. [2021-12-06 18:22:05,730 INFO L858 garLoopResultBuilder]: For program point L341(line 341) no Hoare annotation was computed. [2021-12-06 18:22:05,730 INFO L858 garLoopResultBuilder]: For program point L341-2(line 341) no Hoare annotation was computed. [2021-12-06 18:22:05,730 INFO L858 garLoopResultBuilder]: For program point L341-3(line 341) no Hoare annotation was computed. [2021-12-06 18:22:05,730 INFO L858 garLoopResultBuilder]: For program point L341-5(lines 341 353) no Hoare annotation was computed. [2021-12-06 18:22:05,730 INFO L858 garLoopResultBuilder]: For program point L333-1(lines 333 340) no Hoare annotation was computed. [2021-12-06 18:22:05,730 INFO L861 garLoopResultBuilder]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2021-12-06 18:22:05,730 INFO L858 garLoopResultBuilder]: For program point L333-4(lines 333 340) no Hoare annotation was computed. [2021-12-06 18:22:05,730 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-06 18:22:05,730 INFO L858 garLoopResultBuilder]: For program point L383-2(lines 383 421) no Hoare annotation was computed. [2021-12-06 18:22:05,730 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-06 18:22:05,730 INFO L861 garLoopResultBuilder]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2021-12-06 18:22:05,731 INFO L858 garLoopResultBuilder]: For program point L433(line 433) no Hoare annotation was computed. [2021-12-06 18:22:05,731 INFO L858 garLoopResultBuilder]: For program point L433-2(lines 433 440) no Hoare annotation was computed. [2021-12-06 18:22:05,731 INFO L861 garLoopResultBuilder]: At program point L450(lines 445 451) the Hoare annotation is: true [2021-12-06 18:22:05,731 INFO L858 garLoopResultBuilder]: For program point L442(line 442) no Hoare annotation was computed. [2021-12-06 18:22:05,731 INFO L858 garLoopResultBuilder]: For program point L343(lines 343 348) no Hoare annotation was computed. [2021-12-06 18:22:05,731 INFO L858 garLoopResultBuilder]: For program point L343-1(lines 341 353) no Hoare annotation was computed. [2021-12-06 18:22:05,731 INFO L858 garLoopResultBuilder]: For program point L401-2(lines 401 418) no Hoare annotation was computed. [2021-12-06 18:22:05,731 INFO L861 garLoopResultBuilder]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2021-12-06 18:22:05,731 INFO L858 garLoopResultBuilder]: For program point L401-4(lines 401 418) no Hoare annotation was computed. [2021-12-06 18:22:05,731 INFO L861 garLoopResultBuilder]: At program point L443(lines 425 444) the Hoare annotation is: true [2021-12-06 18:22:05,731 INFO L858 garLoopResultBuilder]: For program point L377-2(lines 377 380) no Hoare annotation was computed. [2021-12-06 18:22:05,732 INFO L861 garLoopResultBuilder]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2021-12-06 18:22:05,732 INFO L858 garLoopResultBuilder]: For program point L377-4(lines 357 424) no Hoare annotation was computed. [2021-12-06 18:22:05,732 INFO L858 garLoopResultBuilder]: For program point L336(lines 336 339) no Hoare annotation was computed. [2021-12-06 18:22:05,732 INFO L861 garLoopResultBuilder]: At program point L452(lines 452 484) the Hoare annotation is: true [2021-12-06 18:22:05,732 INFO L861 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: true [2021-12-06 18:22:05,732 INFO L858 garLoopResultBuilder]: For program point L386-1(lines 386 389) no Hoare annotation was computed. [2021-12-06 18:22:05,732 INFO L861 garLoopResultBuilder]: At program point L403(line 403) the Hoare annotation is: true [2021-12-06 18:22:05,732 INFO L858 garLoopResultBuilder]: For program point L403-1(lines 403 406) no Hoare annotation was computed. [2021-12-06 18:22:05,732 INFO L858 garLoopResultBuilder]: For program point L329(lines 329 332) no Hoare annotation was computed. [2021-12-06 18:22:05,732 INFO L861 garLoopResultBuilder]: At program point L354(lines 325 355) the Hoare annotation is: true [2021-12-06 18:22:05,733 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-06 18:22:05,733 INFO L858 garLoopResultBuilder]: For program point L478(lines 478 481) no Hoare annotation was computed. [2021-12-06 18:22:05,733 INFO L861 garLoopResultBuilder]: At program point L396(line 396) the Hoare annotation is: true [2021-12-06 18:22:05,733 INFO L858 garLoopResultBuilder]: For program point L396-1(lines 396 399) no Hoare annotation was computed. [2021-12-06 18:22:05,733 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-06 18:22:05,733 INFO L858 garLoopResultBuilder]: For program point L414(lines 414 417) no Hoare annotation was computed. [2021-12-06 18:22:05,733 INFO L858 garLoopResultBuilder]: For program point L381(lines 381 422) no Hoare annotation was computed. [2021-12-06 18:22:05,733 INFO L858 garLoopResultBuilder]: For program point L431-2(lines 431 441) no Hoare annotation was computed. [2021-12-06 18:22:05,733 INFO L861 garLoopResultBuilder]: At program point L431-3(lines 431 441) the Hoare annotation is: true [2021-12-06 18:22:05,733 INFO L861 garLoopResultBuilder]: At program point L431-4(lines 431 441) the Hoare annotation is: true [2021-12-06 18:22:05,734 INFO L861 garLoopResultBuilder]: At program point L423(lines 356 424) the Hoare annotation is: true [2021-12-06 18:22:05,734 INFO L861 garLoopResultBuilder]: At program point L390(line 390) the Hoare annotation is: true [2021-12-06 18:22:05,734 INFO L858 garLoopResultBuilder]: For program point L390-1(lines 390 393) no Hoare annotation was computed. [2021-12-06 18:22:05,734 INFO L858 garLoopResultBuilder]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2021-12-06 18:22:05,734 INFO L858 garLoopResultBuilder]: For program point L11(lines 11 14) no Hoare annotation was computed. [2021-12-06 18:22:05,734 INFO L858 garLoopResultBuilder]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2021-12-06 18:22:05,734 INFO L861 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2021-12-06 18:22:05,734 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_107ENTRY(lines 218 273) the Hoare annotation is: true [2021-12-06 18:22:05,734 INFO L858 garLoopResultBuilder]: For program point L254(lines 254 257) no Hoare annotation was computed. [2021-12-06 18:22:05,734 INFO L858 garLoopResultBuilder]: For program point L246(line 246) no Hoare annotation was computed. [2021-12-06 18:22:05,735 INFO L858 garLoopResultBuilder]: For program point Id_MCDC_107FINAL(lines 218 273) no Hoare annotation was computed. [2021-12-06 18:22:05,735 INFO L858 garLoopResultBuilder]: For program point L242(line 242) no Hoare annotation was computed. [2021-12-06 18:22:05,735 INFO L858 garLoopResultBuilder]: For program point L242-2(line 242) no Hoare annotation was computed. [2021-12-06 18:22:05,735 INFO L861 garLoopResultBuilder]: At program point L234(lines 234 250) the Hoare annotation is: true [2021-12-06 18:22:05,735 INFO L858 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2021-12-06 18:22:05,735 INFO L858 garLoopResultBuilder]: For program point L259-2(line 259) no Hoare annotation was computed. [2021-12-06 18:22:05,735 INFO L858 garLoopResultBuilder]: For program point L259-3(line 259) no Hoare annotation was computed. [2021-12-06 18:22:05,735 INFO L858 garLoopResultBuilder]: For program point L259-5(lines 259 271) no Hoare annotation was computed. [2021-12-06 18:22:05,735 INFO L858 garLoopResultBuilder]: For program point L251-1(lines 251 258) no Hoare annotation was computed. [2021-12-06 18:22:05,735 INFO L861 garLoopResultBuilder]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2021-12-06 18:22:05,735 INFO L858 garLoopResultBuilder]: For program point L251-4(lines 251 258) no Hoare annotation was computed. [2021-12-06 18:22:05,735 INFO L858 garLoopResultBuilder]: For program point L243(line 243) no Hoare annotation was computed. [2021-12-06 18:22:05,736 INFO L858 garLoopResultBuilder]: For program point L239(line 239) no Hoare annotation was computed. [2021-12-06 18:22:05,736 INFO L858 garLoopResultBuilder]: For program point L239-2(line 239) no Hoare annotation was computed. [2021-12-06 18:22:05,736 INFO L858 garLoopResultBuilder]: For program point L227(lines 227 233) no Hoare annotation was computed. [2021-12-06 18:22:05,736 INFO L858 garLoopResultBuilder]: For program point L227-2(lines 227 233) no Hoare annotation was computed. [2021-12-06 18:22:05,736 INFO L858 garLoopResultBuilder]: For program point L223(lines 223 226) no Hoare annotation was computed. [2021-12-06 18:22:05,736 INFO L858 garLoopResultBuilder]: For program point L248(line 248) no Hoare annotation was computed. [2021-12-06 18:22:05,736 INFO L858 garLoopResultBuilder]: For program point L240(line 240) no Hoare annotation was computed. [2021-12-06 18:22:05,736 INFO L858 garLoopResultBuilder]: For program point L236(line 236) no Hoare annotation was computed. [2021-12-06 18:22:05,736 INFO L858 garLoopResultBuilder]: For program point L236-2(line 236) no Hoare annotation was computed. [2021-12-06 18:22:05,736 INFO L858 garLoopResultBuilder]: For program point L261(lines 261 266) no Hoare annotation was computed. [2021-12-06 18:22:05,736 INFO L858 garLoopResultBuilder]: For program point L261-1(lines 259 271) no Hoare annotation was computed. [2021-12-06 18:22:05,737 INFO L858 garLoopResultBuilder]: For program point L245(line 245) no Hoare annotation was computed. [2021-12-06 18:22:05,737 INFO L858 garLoopResultBuilder]: For program point L245-2(line 245) no Hoare annotation was computed. [2021-12-06 18:22:05,737 INFO L858 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2021-12-06 18:22:05,737 INFO L858 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2021-12-06 18:22:05,737 INFO L858 garLoopResultBuilder]: For program point Id_MCDC_107EXIT(lines 218 273) no Hoare annotation was computed. [2021-12-06 18:22:05,739 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-06 18:22:05,740 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 18:22:05,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 06:22:05 BoogieIcfgContainer [2021-12-06 18:22:05,752 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 18:22:05,752 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 18:22:05,752 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 18:22:05,752 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 18:22:05,753 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:22:05" (3/4) ... [2021-12-06 18:22:05,755 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-06 18:22:05,759 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_113 [2021-12-06 18:22:05,760 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure avoid_zero [2021-12-06 18:22:05,760 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_107 [2021-12-06 18:22:05,768 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2021-12-06 18:22:05,769 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-12-06 18:22:05,770 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-12-06 18:22:05,771 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-06 18:22:05,771 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-06 18:22:05,772 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-06 18:22:05,840 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-06 18:22:05,840 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 18:22:05,841 INFO L158 Benchmark]: Toolchain (without parser) took 1511.75ms. Allocated memory was 119.5MB in the beginning and 146.8MB in the end (delta: 27.3MB). Free memory was 83.1MB in the beginning and 112.2MB in the end (delta: -29.1MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2021-12-06 18:22:05,841 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 119.5MB. Free memory was 100.3MB in the beginning and 100.1MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:22:05,841 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.16ms. Allocated memory is still 119.5MB. Free memory was 82.7MB in the beginning and 87.2MB in the end (delta: -4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 18:22:05,842 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.56ms. Allocated memory is still 119.5MB. Free memory was 87.2MB in the beginning and 84.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 18:22:05,842 INFO L158 Benchmark]: Boogie Preprocessor took 38.11ms. Allocated memory is still 119.5MB. Free memory was 84.1MB in the beginning and 80.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-06 18:22:05,842 INFO L158 Benchmark]: RCFGBuilder took 484.16ms. Allocated memory is still 119.5MB. Free memory was 80.4MB in the beginning and 51.5MB in the end (delta: 28.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-12-06 18:22:05,842 INFO L158 Benchmark]: TraceAbstraction took 573.76ms. Allocated memory is still 119.5MB. Free memory was 51.0MB in the beginning and 50.4MB in the end (delta: 576.4kB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2021-12-06 18:22:05,843 INFO L158 Benchmark]: Witness Printer took 88.27ms. Allocated memory was 119.5MB in the beginning and 146.8MB in the end (delta: 27.3MB). Free memory was 50.4MB in the beginning and 112.2MB in the end (delta: -61.7MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2021-12-06 18:22:05,844 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 119.5MB. Free memory was 100.3MB in the beginning and 100.1MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 276.16ms. Allocated memory is still 119.5MB. Free memory was 82.7MB in the beginning and 87.2MB in the end (delta: -4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.56ms. Allocated memory is still 119.5MB. Free memory was 87.2MB in the beginning and 84.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.11ms. Allocated memory is still 119.5MB. Free memory was 84.1MB in the beginning and 80.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 484.16ms. Allocated memory is still 119.5MB. Free memory was 80.4MB in the beginning and 51.5MB in the end (delta: 28.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 573.76ms. Allocated memory is still 119.5MB. Free memory was 51.0MB in the beginning and 50.4MB in the end (delta: 576.4kB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Witness Printer took 88.27ms. Allocated memory was 119.5MB in the beginning and 146.8MB in the end (delta: 27.3MB). Free memory was 50.4MB in the beginning and 112.2MB in the end (delta: -61.7MB). Peak memory consumption was 12.3MB. 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: 489]: 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 4 procedures, 101 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 436 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 139 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1 IncrementalHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 297 mSDtfsCounter, 1 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 69 PreInvPairs, 97 NumberOfFragments, 27 HoareAnnotationTreeSize, 69 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 44 ConstructedInterpolants, 0 QuantifiedInterpolants, 46 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 1 specifications checked. All of them hold - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: Id_MCDC_121 == 1 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-12-06 18:22:05,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf84ff-079d-4bac-8297-f89c32d9a9d1/bin/uautomizer-DrprNOufMa/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