./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --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_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/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_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/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_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/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 9d6df98e8ac4880739ff8c7fa9cf00b32c56a4c64770b2bc9bcfef3d013872fa --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 18:45:20,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 18:45:20,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 18:45:20,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 18:45:20,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 18:45:20,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 18:45:20,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 18:45:20,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 18:45:20,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 18:45:20,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 18:45:20,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 18:45:20,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 18:45:20,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 18:45:20,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 18:45:20,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 18:45:20,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 18:45:20,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 18:45:20,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 18:45:20,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 18:45:20,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 18:45:20,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 18:45:20,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 18:45:20,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 18:45:20,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 18:45:20,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 18:45:20,676 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 18:45:20,676 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 18:45:20,677 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 18:45:20,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 18:45:20,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 18:45:20,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 18:45:20,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 18:45:20,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 18:45:20,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 18:45:20,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 18:45:20,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 18:45:20,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 18:45:20,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 18:45:20,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 18:45:20,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 18:45:20,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 18:45:20,685 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-06 18:45:20,701 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 18:45:20,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 18:45:20,702 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 18:45:20,702 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 18:45:20,702 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 18:45:20,702 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 18:45:20,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 18:45:20,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 18:45:20,703 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 18:45:20,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 18:45:20,703 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 18:45:20,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 18:45:20,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 18:45:20,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 18:45:20,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 18:45:20,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 18:45:20,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 18:45:20,704 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 18:45:20,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 18:45:20,704 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 18:45:20,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 18:45:20,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 18:45:20,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 18:45:20,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 18:45:20,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 18:45:20,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 18:45:20,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 18:45:20,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 18:45:20,706 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 18:45:20,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 18:45:20,706 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 18:45:20,706 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 18:45:20,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 18:45:20,706 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 18:45:20,706 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_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d6df98e8ac4880739ff8c7fa9cf00b32c56a4c64770b2bc9bcfef3d013872fa [2021-12-06 18:45:20,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 18:45:20,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 18:45:20,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 18:45:20,911 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 18:45:20,912 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 18:45:20,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-12-06 18:45:20,954 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/bin/uautomizer-DrprNOufMa/data/db61f8ec8/a1845f84b12945e88dd82a332f78cab6/FLAG51cc10226 [2021-12-06 18:45:21,410 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 18:45:21,411 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/sv-benchmarks/c/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-12-06 18:45:21,426 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/bin/uautomizer-DrprNOufMa/data/db61f8ec8/a1845f84b12945e88dd82a332f78cab6/FLAG51cc10226 [2021-12-06 18:45:21,737 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/bin/uautomizer-DrprNOufMa/data/db61f8ec8/a1845f84b12945e88dd82a332f78cab6 [2021-12-06 18:45:21,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 18:45:21,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 18:45:21,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 18:45:21,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 18:45:21,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 18:45:21,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:45:21" (1/1) ... [2021-12-06 18:45:21,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e960f49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:45:21, skipping insertion in model container [2021-12-06 18:45:21,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:45:21" (1/1) ... [2021-12-06 18:45:21,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 18:45:21,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 18:45:21,911 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_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/sv-benchmarks/c/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1038,1051] [2021-12-06 18:45:22,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:45:22,035 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 18:45:22,043 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_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/sv-benchmarks/c/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1038,1051] [2021-12-06 18:45:22,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:45:22,108 INFO L208 MainTranslator]: Completed translation [2021-12-06 18:45:22,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:45:22 WrapperNode [2021-12-06 18:45:22,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 18:45:22,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 18:45:22,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 18:45:22,109 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 18:45:22,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:45:22" (1/1) ... [2021-12-06 18:45:22,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:45:22" (1/1) ... [2021-12-06 18:45:22,158 INFO L137 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 366 [2021-12-06 18:45:22,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 18:45:22,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 18:45:22,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 18:45:22,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 18:45:22,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:45:22" (1/1) ... [2021-12-06 18:45:22,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:45:22" (1/1) ... [2021-12-06 18:45:22,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:45:22" (1/1) ... [2021-12-06 18:45:22,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:45:22" (1/1) ... [2021-12-06 18:45:22,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:45:22" (1/1) ... [2021-12-06 18:45:22,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:45:22" (1/1) ... [2021-12-06 18:45:22,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:45:22" (1/1) ... [2021-12-06 18:45:22,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 18:45:22,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 18:45:22,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 18:45:22,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 18:45:22,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:45:22" (1/1) ... [2021-12-06 18:45:22,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 18:45:22,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:45:22,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 18:45:22,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 18:45:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 18:45:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-06 18:45:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 18:45:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 18:45:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 18:45:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-12-06 18:45:22,256 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-12-06 18:45:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-12-06 18:45:22,256 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-12-06 18:45:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 18:45:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-06 18:45:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 18:45:22,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 18:45:22,259 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-06 18:45:22,372 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 18:45:22,374 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 18:45:22,860 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 18:45:23,234 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 18:45:23,234 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 18:45:23,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:45:23 BoogieIcfgContainer [2021-12-06 18:45:23,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 18:45:23,238 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 18:45:23,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 18:45:23,241 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 18:45:23,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 06:45:21" (1/3) ... [2021-12-06 18:45:23,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@587d8ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:45:23, skipping insertion in model container [2021-12-06 18:45:23,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:45:22" (2/3) ... [2021-12-06 18:45:23,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@587d8ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:45:23, skipping insertion in model container [2021-12-06 18:45:23,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:45:23" (3/3) ... [2021-12-06 18:45:23,244 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-12-06 18:45:23,249 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-06 18:45:23,250 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 18:45:23,250 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-06 18:45:23,250 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-06 18:45:23,284 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,284 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,285 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,285 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,285 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,285 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,285 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,285 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,286 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,286 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,286 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,286 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,286 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,286 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,286 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,287 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,287 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,287 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,287 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,287 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,287 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,287 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,288 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,288 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,288 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,288 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,288 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,288 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,289 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,289 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,289 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,289 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,289 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,289 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,289 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,289 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,290 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,290 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,290 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,290 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,290 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,290 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,290 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,290 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,290 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,291 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,291 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,291 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,291 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,291 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,291 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,291 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,291 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,292 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,292 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,292 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,292 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,292 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,292 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,292 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,294 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,294 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,294 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,294 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,294 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,294 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,295 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,295 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,295 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,295 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,295 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,295 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,296 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,296 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,296 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,296 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,296 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,296 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,296 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,296 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,297 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,297 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,297 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,297 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,297 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,297 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,298 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,298 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,298 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,298 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,298 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,298 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,298 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,298 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,298 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,298 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,298 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,299 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,300 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,300 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,300 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,300 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,300 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,300 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,300 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,301 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,301 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,301 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,301 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,301 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,301 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,301 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,302 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,302 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,302 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,302 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,302 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,302 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,302 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,302 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,305 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,305 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,305 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,305 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,305 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,305 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,305 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,305 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,305 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,305 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,305 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,306 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,306 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,306 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,306 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,306 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,306 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,306 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,306 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,306 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,306 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,306 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,306 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,307 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,307 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,307 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,307 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,307 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,307 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,307 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,307 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,308 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,321 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,322 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,322 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,322 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,322 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,322 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,322 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,322 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,323 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,323 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,323 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,323 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,323 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,323 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,323 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,323 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,323 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,326 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,326 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,327 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,327 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,328 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,328 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,328 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,328 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,328 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,328 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,328 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,329 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,329 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,329 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,329 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,329 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,329 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,330 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,330 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,330 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,333 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,333 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,333 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,333 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,333 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,334 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,334 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,334 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,334 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,334 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,334 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,335 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,335 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,335 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,335 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,335 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,335 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,335 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,335 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,336 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,336 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,336 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,336 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,336 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,336 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,336 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,337 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,337 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,337 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,337 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,337 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,337 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,337 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,337 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,338 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,338 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,338 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,338 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,338 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,339 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,339 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,340 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,340 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,340 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,340 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,340 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,340 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,340 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,341 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,341 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,341 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,341 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,341 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,341 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,341 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,341 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,341 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,342 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,342 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,342 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,342 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,342 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,342 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,342 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,342 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,343 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,343 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,343 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,343 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,343 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,343 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,343 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,343 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,344 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 18:45:23,344 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-06 18:45:23,390 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 18:45:23,397 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 18:45:23,397 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-12-06 18:45:23,408 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 99 transitions, 208 flow [2021-12-06 18:45:23,449 INFO L129 PetriNetUnfolder]: 2/97 cut-off events. [2021-12-06 18:45:23,450 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-06 18:45:23,453 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104 conditions, 97 events. 2/97 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 50 event pairs, 0 based on Foata normal form. 0/93 useless extension candidates. Maximal degree in co-relation 58. Up to 2 conditions per place. [2021-12-06 18:45:23,453 INFO L82 GeneralOperation]: Start removeDead. Operand has 104 places, 99 transitions, 208 flow [2021-12-06 18:45:23,457 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 102 places, 97 transitions, 200 flow [2021-12-06 18:45:23,470 INFO L129 PetriNetUnfolder]: 0/58 cut-off events. [2021-12-06 18:45:23,470 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-06 18:45:23,470 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 18:45:23,471 INFO L254 CegarLoopForPetriNet]: 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, 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 18:45:23,471 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-12-06 18:45:23,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:45:23,476 INFO L85 PathProgramCache]: Analyzing trace with hash -491542144, now seen corresponding path program 1 times [2021-12-06 18:45:23,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:45:23,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567297399] [2021-12-06 18:45:23,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:45:23,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:45:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:45:23,707 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 18:45:23,707 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:45:23,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567297399] [2021-12-06 18:45:23,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567297399] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:45:23,708 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:45:23,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 18:45:23,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737765174] [2021-12-06 18:45:23,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:45:23,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:45:23,719 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:45:23,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:45:23,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:45:23,749 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 99 [2021-12-06 18:45:23,752 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 97 transitions, 200 flow. Second operand has 3 states, 3 states have (on average 85.33333333333333) internal successors, (256), 3 states have internal predecessors, (256), 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 18:45:23,753 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 18:45:23,753 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 99 [2021-12-06 18:45:23,754 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 18:45:23,912 INFO L129 PetriNetUnfolder]: 60/468 cut-off events. [2021-12-06 18:45:23,912 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-12-06 18:45:23,914 INFO L84 FinitePrefix]: Finished finitePrefix Result has 595 conditions, 468 events. 60/468 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2658 event pairs, 25 based on Foata normal form. 23/460 useless extension candidates. Maximal degree in co-relation 546. Up to 88 conditions per place. [2021-12-06 18:45:23,917 INFO L132 encePairwiseOnDemand]: 94/99 looper letters, 14 selfloop transitions, 2 changer transitions 0/98 dead transitions. [2021-12-06 18:45:23,917 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 98 transitions, 234 flow [2021-12-06 18:45:23,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:45:23,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-06 18:45:23,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 273 transitions. [2021-12-06 18:45:23,927 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9191919191919192 [2021-12-06 18:45:23,928 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 273 transitions. [2021-12-06 18:45:23,928 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 273 transitions. [2021-12-06 18:45:23,930 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 18:45:23,931 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 273 transitions. [2021-12-06 18:45:23,935 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 91.0) internal successors, (273), 3 states have internal predecessors, (273), 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 18:45:23,939 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 99.0) internal successors, (396), 4 states have internal predecessors, (396), 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 18:45:23,939 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 99.0) internal successors, (396), 4 states have internal predecessors, (396), 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 18:45:23,941 INFO L186 Difference]: Start difference. First operand has 102 places, 97 transitions, 200 flow. Second operand 3 states and 273 transitions. [2021-12-06 18:45:23,941 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 98 transitions, 234 flow [2021-12-06 18:45:23,944 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 98 transitions, 232 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-06 18:45:23,947 INFO L242 Difference]: Finished difference. Result has 100 places, 93 transitions, 194 flow [2021-12-06 18:45:23,948 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=190, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=194, PETRI_PLACES=100, PETRI_TRANSITIONS=93} [2021-12-06 18:45:23,951 INFO L334 CegarLoopForPetriNet]: 102 programPoint places, -2 predicate places. [2021-12-06 18:45:23,951 INFO L470 AbstractCegarLoop]: Abstraction has has 100 places, 93 transitions, 194 flow [2021-12-06 18:45:23,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.33333333333333) internal successors, (256), 3 states have internal predecessors, (256), 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 18:45:23,951 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 18:45:23,951 INFO L254 CegarLoopForPetriNet]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:45:23,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 18:45:23,952 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-12-06 18:45:23,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:45:23,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1591079342, now seen corresponding path program 1 times [2021-12-06 18:45:23,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:45:23,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889276799] [2021-12-06 18:45:23,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:45:23,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:45:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:45:24,165 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 18:45:24,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:45:24,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889276799] [2021-12-06 18:45:24,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889276799] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:45:24,166 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:45:24,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 18:45:24,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158585806] [2021-12-06 18:45:24,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:45:24,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 18:45:24,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:45:24,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 18:45:24,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 18:45:24,170 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 77 out of 99 [2021-12-06 18:45:24,171 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 93 transitions, 194 flow. Second operand has 6 states, 6 states have (on average 78.66666666666667) internal successors, (472), 6 states have internal predecessors, (472), 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 18:45:24,171 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 18:45:24,171 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 99 [2021-12-06 18:45:24,172 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 18:45:24,590 INFO L129 PetriNetUnfolder]: 291/879 cut-off events. [2021-12-06 18:45:24,590 INFO L130 PetriNetUnfolder]: For 28/28 co-relation queries the response was YES. [2021-12-06 18:45:24,593 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1430 conditions, 879 events. 291/879 cut-off events. For 28/28 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 5294 event pairs, 64 based on Foata normal form. 0/848 useless extension candidates. Maximal degree in co-relation 1380. Up to 229 conditions per place. [2021-12-06 18:45:24,595 INFO L132 encePairwiseOnDemand]: 93/99 looper letters, 19 selfloop transitions, 2 changer transitions 49/136 dead transitions. [2021-12-06 18:45:24,596 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 136 transitions, 408 flow [2021-12-06 18:45:24,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 18:45:24,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-06 18:45:24,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 756 transitions. [2021-12-06 18:45:24,601 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8484848484848485 [2021-12-06 18:45:24,601 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 756 transitions. [2021-12-06 18:45:24,601 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 756 transitions. [2021-12-06 18:45:24,602 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 18:45:24,602 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 756 transitions. [2021-12-06 18:45:24,605 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 84.0) internal successors, (756), 9 states have internal predecessors, (756), 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 18:45:24,608 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 99.0) internal successors, (990), 10 states have internal predecessors, (990), 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 18:45:24,609 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 99.0) internal successors, (990), 10 states have internal predecessors, (990), 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 18:45:24,609 INFO L186 Difference]: Start difference. First operand has 100 places, 93 transitions, 194 flow. Second operand 9 states and 756 transitions. [2021-12-06 18:45:24,609 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 136 transitions, 408 flow [2021-12-06 18:45:24,610 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 136 transitions, 398 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-06 18:45:24,612 INFO L242 Difference]: Finished difference. Result has 113 places, 83 transitions, 190 flow [2021-12-06 18:45:24,612 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=190, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=190, PETRI_PLACES=113, PETRI_TRANSITIONS=83} [2021-12-06 18:45:24,613 INFO L334 CegarLoopForPetriNet]: 102 programPoint places, 11 predicate places. [2021-12-06 18:45:24,613 INFO L470 AbstractCegarLoop]: Abstraction has has 113 places, 83 transitions, 190 flow [2021-12-06 18:45:24,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 78.66666666666667) internal successors, (472), 6 states have internal predecessors, (472), 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 18:45:24,614 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 18:45:24,614 INFO L254 CegarLoopForPetriNet]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:45:24,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 18:45:24,614 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-12-06 18:45:24,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:45:24,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1693456941, now seen corresponding path program 1 times [2021-12-06 18:45:24,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:45:24,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829839525] [2021-12-06 18:45:24,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:45:24,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:45:24,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:45:24,725 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 18:45:24,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:45:24,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829839525] [2021-12-06 18:45:24,726 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829839525] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:45:24,726 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:45:24,726 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 18:45:24,726 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887086405] [2021-12-06 18:45:24,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:45:24,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 18:45:24,727 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:45:24,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 18:45:24,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 18:45:24,728 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 78 out of 99 [2021-12-06 18:45:24,728 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 83 transitions, 190 flow. Second operand has 6 states, 6 states have (on average 79.83333333333333) internal successors, (479), 6 states have internal predecessors, (479), 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 18:45:24,729 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 18:45:24,729 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 99 [2021-12-06 18:45:24,729 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 18:45:25,018 INFO L129 PetriNetUnfolder]: 133/410 cut-off events. [2021-12-06 18:45:25,018 INFO L130 PetriNetUnfolder]: For 127/127 co-relation queries the response was YES. [2021-12-06 18:45:25,020 INFO L84 FinitePrefix]: Finished finitePrefix Result has 782 conditions, 410 events. 133/410 cut-off events. For 127/127 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 1816 event pairs, 29 based on Foata normal form. 12/405 useless extension candidates. Maximal degree in co-relation 728. Up to 106 conditions per place. [2021-12-06 18:45:25,022 INFO L132 encePairwiseOnDemand]: 93/99 looper letters, 19 selfloop transitions, 2 changer transitions 28/116 dead transitions. [2021-12-06 18:45:25,022 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 116 transitions, 374 flow [2021-12-06 18:45:25,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 18:45:25,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-06 18:45:25,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 753 transitions. [2021-12-06 18:45:25,026 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8451178451178452 [2021-12-06 18:45:25,026 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 753 transitions. [2021-12-06 18:45:25,026 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 753 transitions. [2021-12-06 18:45:25,026 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 18:45:25,026 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 753 transitions. [2021-12-06 18:45:25,028 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 83.66666666666667) internal successors, (753), 9 states have internal predecessors, (753), 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 18:45:25,031 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 99.0) internal successors, (990), 10 states have internal predecessors, (990), 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 18:45:25,032 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 99.0) internal successors, (990), 10 states have internal predecessors, (990), 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 18:45:25,032 INFO L186 Difference]: Start difference. First operand has 113 places, 83 transitions, 190 flow. Second operand 9 states and 753 transitions. [2021-12-06 18:45:25,032 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 116 transitions, 374 flow [2021-12-06 18:45:25,034 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 116 transitions, 342 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-12-06 18:45:25,036 INFO L242 Difference]: Finished difference. Result has 104 places, 83 transitions, 194 flow [2021-12-06 18:45:25,036 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=174, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=83, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=194, PETRI_PLACES=104, PETRI_TRANSITIONS=83} [2021-12-06 18:45:25,037 INFO L334 CegarLoopForPetriNet]: 102 programPoint places, 2 predicate places. [2021-12-06 18:45:25,037 INFO L470 AbstractCegarLoop]: Abstraction has has 104 places, 83 transitions, 194 flow [2021-12-06 18:45:25,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 79.83333333333333) internal successors, (479), 6 states have internal predecessors, (479), 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 18:45:25,038 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 18:45:25,038 INFO L254 CegarLoopForPetriNet]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:45:25,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 18:45:25,038 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-12-06 18:45:25,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:45:25,038 INFO L85 PathProgramCache]: Analyzing trace with hash 2057861165, now seen corresponding path program 1 times [2021-12-06 18:45:25,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:45:25,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608360108] [2021-12-06 18:45:25,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:45:25,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:45:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:45:25,394 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 18:45:25,395 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:45:25,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608360108] [2021-12-06 18:45:25,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608360108] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:45:25,395 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:45:25,395 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-12-06 18:45:25,395 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523222027] [2021-12-06 18:45:25,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:45:25,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-06 18:45:25,396 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:45:25,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-06 18:45:25,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-12-06 18:45:25,398 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 99 [2021-12-06 18:45:25,400 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 83 transitions, 194 flow. Second operand has 13 states, 13 states have (on average 72.53846153846153) internal successors, (943), 13 states have internal predecessors, (943), 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 18:45:25,400 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 18:45:25,400 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 99 [2021-12-06 18:45:25,401 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 18:45:25,836 INFO L129 PetriNetUnfolder]: 119/378 cut-off events. [2021-12-06 18:45:25,836 INFO L130 PetriNetUnfolder]: For 93/93 co-relation queries the response was YES. [2021-12-06 18:45:25,837 INFO L84 FinitePrefix]: Finished finitePrefix Result has 754 conditions, 378 events. 119/378 cut-off events. For 93/93 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1522 event pairs, 21 based on Foata normal form. 6/362 useless extension candidates. Maximal degree in co-relation 699. Up to 139 conditions per place. [2021-12-06 18:45:25,839 INFO L132 encePairwiseOnDemand]: 87/99 looper letters, 30 selfloop transitions, 9 changer transitions 19/118 dead transitions. [2021-12-06 18:45:25,839 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 118 transitions, 411 flow [2021-12-06 18:45:25,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-06 18:45:25,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-12-06 18:45:25,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1054 transitions. [2021-12-06 18:45:25,843 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7604617604617605 [2021-12-06 18:45:25,843 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1054 transitions. [2021-12-06 18:45:25,843 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1054 transitions. [2021-12-06 18:45:25,844 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 18:45:25,844 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1054 transitions. [2021-12-06 18:45:25,846 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 75.28571428571429) internal successors, (1054), 14 states have internal predecessors, (1054), 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 18:45:25,848 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 99.0) internal successors, (1485), 15 states have internal predecessors, (1485), 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 18:45:25,849 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 99.0) internal successors, (1485), 15 states have internal predecessors, (1485), 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 18:45:25,849 INFO L186 Difference]: Start difference. First operand has 104 places, 83 transitions, 194 flow. Second operand 14 states and 1054 transitions. [2021-12-06 18:45:25,849 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 118 transitions, 411 flow [2021-12-06 18:45:25,852 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 118 transitions, 373 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-12-06 18:45:25,854 INFO L242 Difference]: Finished difference. Result has 112 places, 87 transitions, 239 flow [2021-12-06 18:45:25,854 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=178, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=83, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=75, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=239, PETRI_PLACES=112, PETRI_TRANSITIONS=87} [2021-12-06 18:45:25,855 INFO L334 CegarLoopForPetriNet]: 102 programPoint places, 10 predicate places. [2021-12-06 18:45:25,855 INFO L470 AbstractCegarLoop]: Abstraction has has 112 places, 87 transitions, 239 flow [2021-12-06 18:45:25,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 72.53846153846153) internal successors, (943), 13 states have internal predecessors, (943), 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 18:45:25,856 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 18:45:25,856 INFO L254 CegarLoopForPetriNet]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:45:25,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 18:45:25,856 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-12-06 18:45:25,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:45:25,857 INFO L85 PathProgramCache]: Analyzing trace with hash -797358483, now seen corresponding path program 2 times [2021-12-06 18:45:25,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:45:25,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747143891] [2021-12-06 18:45:25,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:45:25,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:45:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:45:26,132 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 18:45:26,133 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:45:26,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747143891] [2021-12-06 18:45:26,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747143891] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:45:26,133 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:45:26,133 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-06 18:45:26,134 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412978420] [2021-12-06 18:45:26,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:45:26,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-06 18:45:26,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:45:26,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-06 18:45:26,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2021-12-06 18:45:26,136 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 99 [2021-12-06 18:45:26,138 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 87 transitions, 239 flow. Second operand has 14 states, 14 states have (on average 73.35714285714286) internal successors, (1027), 14 states have internal predecessors, (1027), 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 18:45:26,138 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 18:45:26,138 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 99 [2021-12-06 18:45:26,138 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 18:45:26,592 INFO L129 PetriNetUnfolder]: 132/429 cut-off events. [2021-12-06 18:45:26,592 INFO L130 PetriNetUnfolder]: For 361/425 co-relation queries the response was YES. [2021-12-06 18:45:26,593 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1014 conditions, 429 events. 132/429 cut-off events. For 361/425 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 1931 event pairs, 24 based on Foata normal form. 13/413 useless extension candidates. Maximal degree in co-relation 972. Up to 102 conditions per place. [2021-12-06 18:45:26,595 INFO L132 encePairwiseOnDemand]: 86/99 looper letters, 25 selfloop transitions, 13 changer transitions 22/121 dead transitions. [2021-12-06 18:45:26,595 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 121 transitions, 492 flow [2021-12-06 18:45:26,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-06 18:45:26,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-12-06 18:45:26,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1140 transitions. [2021-12-06 18:45:26,598 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7676767676767676 [2021-12-06 18:45:26,598 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1140 transitions. [2021-12-06 18:45:26,598 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1140 transitions. [2021-12-06 18:45:26,599 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 18:45:26,599 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1140 transitions. [2021-12-06 18:45:26,602 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 76.0) internal successors, (1140), 15 states have internal predecessors, (1140), 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 18:45:26,604 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 99.0) internal successors, (1584), 16 states have internal predecessors, (1584), 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 18:45:26,605 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 99.0) internal successors, (1584), 16 states have internal predecessors, (1584), 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 18:45:26,605 INFO L186 Difference]: Start difference. First operand has 112 places, 87 transitions, 239 flow. Second operand 15 states and 1140 transitions. [2021-12-06 18:45:26,605 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 121 transitions, 492 flow [2021-12-06 18:45:26,607 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 121 transitions, 458 flow, removed 12 selfloop flow, removed 7 redundant places. [2021-12-06 18:45:26,609 INFO L242 Difference]: Finished difference. Result has 120 places, 90 transitions, 298 flow [2021-12-06 18:45:26,609 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=75, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=298, PETRI_PLACES=120, PETRI_TRANSITIONS=90} [2021-12-06 18:45:26,610 INFO L334 CegarLoopForPetriNet]: 102 programPoint places, 18 predicate places. [2021-12-06 18:45:26,610 INFO L470 AbstractCegarLoop]: Abstraction has has 120 places, 90 transitions, 298 flow [2021-12-06 18:45:26,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 73.35714285714286) internal successors, (1027), 14 states have internal predecessors, (1027), 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 18:45:26,610 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 18:45:26,610 INFO L254 CegarLoopForPetriNet]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:45:26,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 18:45:26,611 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-12-06 18:45:26,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:45:26,611 INFO L85 PathProgramCache]: Analyzing trace with hash -437206255, now seen corresponding path program 1 times [2021-12-06 18:45:26,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:45:26,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910678276] [2021-12-06 18:45:26,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:45:26,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:45:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:45:26,800 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 18:45:26,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:45:26,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910678276] [2021-12-06 18:45:26,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910678276] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:45:26,800 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:45:26,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-12-06 18:45:26,800 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500856296] [2021-12-06 18:45:26,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:45:26,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-06 18:45:26,801 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:45:26,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-06 18:45:26,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-12-06 18:45:26,802 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 99 [2021-12-06 18:45:26,803 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 90 transitions, 298 flow. Second operand has 11 states, 11 states have (on average 71.81818181818181) internal successors, (790), 11 states have internal predecessors, (790), 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 18:45:26,803 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 18:45:26,803 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 99 [2021-12-06 18:45:26,803 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 18:45:27,306 INFO L129 PetriNetUnfolder]: 356/927 cut-off events. [2021-12-06 18:45:27,306 INFO L130 PetriNetUnfolder]: For 1296/1367 co-relation queries the response was YES. [2021-12-06 18:45:27,309 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2502 conditions, 927 events. 356/927 cut-off events. For 1296/1367 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 5747 event pairs, 50 based on Foata normal form. 14/926 useless extension candidates. Maximal degree in co-relation 2427. Up to 162 conditions per place. [2021-12-06 18:45:27,312 INFO L132 encePairwiseOnDemand]: 85/99 looper letters, 39 selfloop transitions, 12 changer transitions 62/173 dead transitions. [2021-12-06 18:45:27,312 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 173 transitions, 921 flow [2021-12-06 18:45:27,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-06 18:45:27,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-12-06 18:45:27,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1152 transitions. [2021-12-06 18:45:27,316 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7757575757575758 [2021-12-06 18:45:27,316 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1152 transitions. [2021-12-06 18:45:27,316 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1152 transitions. [2021-12-06 18:45:27,316 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 18:45:27,316 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1152 transitions. [2021-12-06 18:45:27,319 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 76.8) internal successors, (1152), 15 states have internal predecessors, (1152), 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 18:45:27,321 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 99.0) internal successors, (1584), 16 states have internal predecessors, (1584), 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 18:45:27,322 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 99.0) internal successors, (1584), 16 states have internal predecessors, (1584), 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 18:45:27,322 INFO L186 Difference]: Start difference. First operand has 120 places, 90 transitions, 298 flow. Second operand 15 states and 1152 transitions. [2021-12-06 18:45:27,322 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 173 transitions, 921 flow [2021-12-06 18:45:27,328 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 173 transitions, 825 flow, removed 41 selfloop flow, removed 11 redundant places. [2021-12-06 18:45:27,330 INFO L242 Difference]: Finished difference. Result has 129 places, 95 transitions, 368 flow [2021-12-06 18:45:27,330 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=254, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=368, PETRI_PLACES=129, PETRI_TRANSITIONS=95} [2021-12-06 18:45:27,331 INFO L334 CegarLoopForPetriNet]: 102 programPoint places, 27 predicate places. [2021-12-06 18:45:27,331 INFO L470 AbstractCegarLoop]: Abstraction has has 129 places, 95 transitions, 368 flow [2021-12-06 18:45:27,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 71.81818181818181) internal successors, (790), 11 states have internal predecessors, (790), 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 18:45:27,331 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 18:45:27,331 INFO L254 CegarLoopForPetriNet]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:45:27,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-06 18:45:27,332 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2021-12-06 18:45:27,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:45:27,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1534679057, now seen corresponding path program 2 times [2021-12-06 18:45:27,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:45:27,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055055894] [2021-12-06 18:45:27,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:45:27,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:45:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:45:27,535 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 18:45:27,536 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:45:27,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055055894] [2021-12-06 18:45:27,536 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055055894] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:45:27,536 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:45:27,536 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-06 18:45:27,536 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645593059] [2021-12-06 18:45:27,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:45:27,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-06 18:45:27,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:45:27,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-06 18:45:27,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-12-06 18:45:27,539 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 99 [2021-12-06 18:45:27,540 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 95 transitions, 368 flow. Second operand has 12 states, 12 states have (on average 73.66666666666667) internal successors, (884), 12 states have internal predecessors, (884), 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 18:45:27,540 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 18:45:27,540 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 99 [2021-12-06 18:45:27,540 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 18:45:27,816 INFO L129 PetriNetUnfolder]: 73/305 cut-off events. [2021-12-06 18:45:27,816 INFO L130 PetriNetUnfolder]: For 956/1143 co-relation queries the response was YES. [2021-12-06 18:45:27,818 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1021 conditions, 305 events. 73/305 cut-off events. For 956/1143 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 1274 event pairs, 9 based on Foata normal form. 19/305 useless extension candidates. Maximal degree in co-relation 998. Up to 65 conditions per place. [2021-12-06 18:45:27,818 INFO L132 encePairwiseOnDemand]: 90/99 looper letters, 0 selfloop transitions, 0 changer transitions 105/105 dead transitions. [2021-12-06 18:45:27,818 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 105 transitions, 514 flow [2021-12-06 18:45:27,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-06 18:45:27,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-06 18:45:27,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 755 transitions. [2021-12-06 18:45:27,821 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7626262626262627 [2021-12-06 18:45:27,821 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 755 transitions. [2021-12-06 18:45:27,821 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 755 transitions. [2021-12-06 18:45:27,821 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 18:45:27,821 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 755 transitions. [2021-12-06 18:45:27,823 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 75.5) internal successors, (755), 10 states have internal predecessors, (755), 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 18:45:27,824 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 99.0) internal successors, (1089), 11 states have internal predecessors, (1089), 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 18:45:27,825 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 99.0) internal successors, (1089), 11 states have internal predecessors, (1089), 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 18:45:27,825 INFO L186 Difference]: Start difference. First operand has 129 places, 95 transitions, 368 flow. Second operand 10 states and 755 transitions. [2021-12-06 18:45:27,825 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 105 transitions, 514 flow [2021-12-06 18:45:27,828 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 105 transitions, 488 flow, removed 12 selfloop flow, removed 7 redundant places. [2021-12-06 18:45:27,829 INFO L242 Difference]: Finished difference. Result has 120 places, 0 transitions, 0 flow [2021-12-06 18:45:27,829 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=338, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=0, PETRI_PLACES=120, PETRI_TRANSITIONS=0} [2021-12-06 18:45:27,829 INFO L334 CegarLoopForPetriNet]: 102 programPoint places, 18 predicate places. [2021-12-06 18:45:27,830 INFO L470 AbstractCegarLoop]: Abstraction has has 120 places, 0 transitions, 0 flow [2021-12-06 18:45:27,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 73.66666666666667) internal successors, (884), 12 states have internal predecessors, (884), 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 18:45:27,832 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-12-06 18:45:27,832 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2021-12-06 18:45:27,832 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 5 remaining) [2021-12-06 18:45:27,832 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 5 remaining) [2021-12-06 18:45:27,832 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2021-12-06 18:45:27,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-06 18:45:27,835 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1] [2021-12-06 18:45:27,838 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-12-06 18:45:27,838 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 18:45:27,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 06:45:27 BasicIcfg [2021-12-06 18:45:27,841 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 18:45:27,841 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 18:45:27,841 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 18:45:27,842 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 18:45:27,842 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:45:23" (3/4) ... [2021-12-06 18:45:27,844 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-06 18:45:27,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2021-12-06 18:45:27,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2021-12-06 18:45:27,854 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 116 nodes and edges [2021-12-06 18:45:27,855 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-12-06 18:45:27,855 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-12-06 18:45:27,856 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-06 18:45:27,903 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-06 18:45:27,903 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 18:45:27,904 INFO L158 Benchmark]: Toolchain (without parser) took 6163.94ms. Allocated memory was 109.1MB in the beginning and 211.8MB in the end (delta: 102.8MB). Free memory was 66.9MB in the beginning and 106.4MB in the end (delta: -39.6MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. [2021-12-06 18:45:27,904 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:45:27,904 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.90ms. Allocated memory is still 109.1MB. Free memory was 66.7MB in the beginning and 67.4MB in the end (delta: -689.0kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 18:45:27,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.13ms. Allocated memory is still 109.1MB. Free memory was 67.4MB in the beginning and 63.9MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 18:45:27,905 INFO L158 Benchmark]: Boogie Preprocessor took 31.95ms. Allocated memory is still 109.1MB. Free memory was 63.9MB in the beginning and 61.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-06 18:45:27,905 INFO L158 Benchmark]: RCFGBuilder took 1045.12ms. Allocated memory was 109.1MB in the beginning and 136.3MB in the end (delta: 27.3MB). Free memory was 61.1MB in the beginning and 56.1MB in the end (delta: 5.0MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2021-12-06 18:45:27,905 INFO L158 Benchmark]: TraceAbstraction took 4602.73ms. Allocated memory was 136.3MB in the beginning and 211.8MB in the end (delta: 75.5MB). Free memory was 55.0MB in the beginning and 114.8MB in the end (delta: -59.8MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2021-12-06 18:45:27,906 INFO L158 Benchmark]: Witness Printer took 62.06ms. Allocated memory is still 211.8MB. Free memory was 114.8MB in the beginning and 106.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 18:45:27,907 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 109.1MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.90ms. Allocated memory is still 109.1MB. Free memory was 66.7MB in the beginning and 67.4MB in the end (delta: -689.0kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.13ms. Allocated memory is still 109.1MB. Free memory was 67.4MB in the beginning and 63.9MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.95ms. Allocated memory is still 109.1MB. Free memory was 63.9MB in the beginning and 61.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1045.12ms. Allocated memory was 109.1MB in the beginning and 136.3MB in the end (delta: 27.3MB). Free memory was 61.1MB in the beginning and 56.1MB in the end (delta: 5.0MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4602.73ms. Allocated memory was 136.3MB in the beginning and 211.8MB in the end (delta: 75.5MB). Free memory was 55.0MB in the beginning and 114.8MB in the end (delta: -59.8MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Witness Printer took 62.06ms. Allocated memory is still 211.8MB. Free memory was 114.8MB in the beginning and 106.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. 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: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: 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 with 1 thread instances CFG has 5 procedures, 120 locations, 5 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 4.5s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 289 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 289 mSDsluCounter, 314 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 512 mSDsCounter, 184 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1099 IncrementalHoareTripleChecker+Invalid, 1283 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 184 mSolverCounterUnsat, 55 mSDtfsCounter, 1099 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 104 GetRequests, 14 SyntacticMatches, 2 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=368occurred in iteration=6, InterpolantAutomatonStates: 75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 478 NumberOfCodeBlocks, 478 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 471 ConstructedInterpolants, 0 QuantifiedInterpolants, 3022 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-12-06 18:45:27,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebae3096-09f8-4dd6-ae85-ad8cc016c6a6/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