./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD --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 6cbe8dd40fecf4391efe5e4ba3939c64a9fdbbfb53083def47a68bbefda43a3c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:33:22,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:33:22,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:33:23,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:33:23,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:33:23,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:33:23,063 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:33:23,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:33:23,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:33:23,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:33:23,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:33:23,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:33:23,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:33:23,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:33:23,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:33:23,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:33:23,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:33:23,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:33:23,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:33:23,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:33:23,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:33:23,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:33:23,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:33:23,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:33:23,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:33:23,131 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:33:23,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:33:23,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:33:23,134 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:33:23,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:33:23,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:33:23,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:33:23,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:33:23,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:33:23,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:33:23,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:33:23,144 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:33:23,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:33:23,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:33:23,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:33:23,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:33:23,147 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:33:23,195 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:33:23,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:33:23,196 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:33:23,197 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:33:23,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:33:23,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:33:23,206 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:33:23,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:33:23,206 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:33:23,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:33:23,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:33:23,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:33:23,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:33:23,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:33:23,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:33:23,209 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:33:23,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:33:23,209 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:33:23,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:33:23,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:33:23,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:33:23,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:33:23,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:33:23,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:33:23,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:33:23,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:33:23,211 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:33:23,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:33:23,212 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:33:23,213 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:33:23,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:33:23,214 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:33:23,214 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_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cbe8dd40fecf4391efe5e4ba3939c64a9fdbbfb53083def47a68bbefda43a3c [2021-10-28 23:33:23,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:33:23,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:33:23,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:33:23,538 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:33:23,539 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:33:23,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2021-10-28 23:33:23,618 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/data/7f57ecfa0/22928ab76e91406f85a08d72adab0f46/FLAG738399b76 [2021-10-28 23:33:24,175 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:33:24,176 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2021-10-28 23:33:24,192 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/data/7f57ecfa0/22928ab76e91406f85a08d72adab0f46/FLAG738399b76 [2021-10-28 23:33:24,544 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/data/7f57ecfa0/22928ab76e91406f85a08d72adab0f46 [2021-10-28 23:33:24,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:33:24,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:33:24,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:33:24,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:33:24,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:33:24,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:33:24" (1/1) ... [2021-10-28 23:33:24,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c5671f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:24, skipping insertion in model container [2021-10-28 23:33:24,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:33:24" (1/1) ... [2021-10-28 23:33:24,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:33:24,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:33:24,882 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c[5938,5951] [2021-10-28 23:33:24,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:33:24,894 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:33:24,935 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c[5938,5951] [2021-10-28 23:33:24,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:33:24,960 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:33:24,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:24 WrapperNode [2021-10-28 23:33:24,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:33:24,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:33:24,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:33:24,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:33:24,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:24" (1/1) ... [2021-10-28 23:33:24,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:24" (1/1) ... [2021-10-28 23:33:25,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:33:25,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:33:25,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:33:25,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:33:25,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:24" (1/1) ... [2021-10-28 23:33:25,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:24" (1/1) ... [2021-10-28 23:33:25,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:24" (1/1) ... [2021-10-28 23:33:25,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:24" (1/1) ... [2021-10-28 23:33:25,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:24" (1/1) ... [2021-10-28 23:33:25,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:24" (1/1) ... [2021-10-28 23:33:25,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:24" (1/1) ... [2021-10-28 23:33:25,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:33:25,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:33:25,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:33:25,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:33:25,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:24" (1/1) ... [2021-10-28 23:33:25,089 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:33:25,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:25,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:25,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:33:25,175 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-28 23:33:25,175 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-28 23:33:25,175 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-28 23:33:25,175 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-28 23:33:25,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-28 23:33:25,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-28 23:33:25,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-28 23:33:25,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-28 23:33:25,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:33:25,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-10-28 23:33:25,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-10-28 23:33:25,177 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-10-28 23:33:25,177 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-10-28 23:33:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:33:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:33:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-28 23:33:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-28 23:33:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:33:25,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:33:25,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:33:25,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:33:25,181 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-28 23:33:25,919 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:33:25,919 INFO L299 CfgBuilder]: Removed 28 assume(true) statements. [2021-10-28 23:33:25,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:33:25 BoogieIcfgContainer [2021-10-28 23:33:25,923 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:33:25,925 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:33:25,925 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:33:25,928 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:33:25,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:33:24" (1/3) ... [2021-10-28 23:33:25,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dc7b825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:33:25, skipping insertion in model container [2021-10-28 23:33:25,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:24" (2/3) ... [2021-10-28 23:33:25,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dc7b825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:33:25, skipping insertion in model container [2021-10-28 23:33:25,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:33:25" (3/3) ... [2021-10-28 23:33:25,932 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-barrier-loop.wvr.c [2021-10-28 23:33:25,938 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-28 23:33:25,938 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:33:25,939 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 23:33:25,939 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-28 23:33:25,995 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,995 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,996 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,996 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,996 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,997 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,997 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,997 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,997 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,998 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,998 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,998 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,998 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,998 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,999 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,999 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,999 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:25,999 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,000 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,001 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,001 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,004 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,004 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,004 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,004 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,004 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,005 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,005 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,005 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,005 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,006 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,006 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,006 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,006 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,006 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,007 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,007 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,007 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,008 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,008 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,008 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,008 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,008 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,008 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,009 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,010 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,010 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,010 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,011 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,011 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,012 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,012 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,012 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,012 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,013 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,013 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,015 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,015 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,015 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,016 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,033 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,033 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,034 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,034 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,034 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,035 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,035 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,035 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,036 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,036 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,037 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,038 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,041 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,041 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,042 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,042 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,046 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,047 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,048 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,048 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,049 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,054 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,054 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,054 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,055 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,055 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,055 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,055 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,056 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,056 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,056 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,056 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,057 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,057 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,057 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,057 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,059 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,059 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,060 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,072 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,072 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,072 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,072 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,073 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,073 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,074 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,074 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,074 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,074 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,074 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,075 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,075 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,075 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,075 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,075 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,076 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,076 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,076 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,076 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,076 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,077 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,077 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,077 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,077 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,077 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,078 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,078 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,078 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,078 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,078 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,079 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,079 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,079 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,079 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,079 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,080 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,080 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,080 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,080 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,080 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,081 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,081 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,082 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,082 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,082 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,085 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,085 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,085 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,085 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,086 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,086 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,086 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,086 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,086 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,087 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,087 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,087 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,087 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,087 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,088 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,088 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,088 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,088 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,089 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,089 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,089 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,089 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,090 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,090 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,090 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,090 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,090 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,091 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,091 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,091 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,091 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,092 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,092 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,092 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,092 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,093 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,093 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,093 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,093 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,094 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,094 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,094 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,094 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,095 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,095 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,095 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,095 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,095 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,096 WARN L313 ript$VariableManager]: TermVariabe thread6Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,096 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,096 WARN L313 ript$VariableManager]: TermVariabe thread6Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,096 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,097 WARN L313 ript$VariableManager]: TermVariabe thread6Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,098 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,103 WARN L313 ript$VariableManager]: TermVariabe thread6Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,109 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,109 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,110 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,110 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,110 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,112 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,113 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,113 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,113 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,117 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,117 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,118 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,118 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,118 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,118 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,118 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,119 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,122 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,122 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,122 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,122 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,122 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,126 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,126 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,126 WARN L313 ript$VariableManager]: TermVariabe thread6Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,127 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,127 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,141 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,142 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,142 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,142 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,143 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,143 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,143 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,143 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,143 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,144 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,144 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,144 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork4_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,149 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,153 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,154 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,154 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,154 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,156 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,156 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,156 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,157 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,159 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,160 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,160 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,160 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,161 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,161 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,162 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,163 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,163 WARN L313 ript$VariableManager]: TermVariabe thread5Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,163 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,163 WARN L313 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,166 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,167 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,167 WARN L313 ript$VariableManager]: TermVariabe thread6Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,167 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,167 WARN L313 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:33:26,224 INFO L148 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2021-10-28 23:33:26,273 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:33:26,279 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 [2021-10-28 23:33:26,279 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-10-28 23:33:26,296 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 249 places, 244 transitions, 560 flow [2021-10-28 23:33:26,393 INFO L129 PetriNetUnfolder]: 14/216 cut-off events. [2021-10-28 23:33:26,394 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-10-28 23:33:26,401 INFO L84 FinitePrefix]: Finished finitePrefix Result has 245 conditions, 216 events. 14/216 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 371 event pairs, 0 based on Foata normal form. 0/201 useless extension candidates. Maximal degree in co-relation 182. Up to 3 conditions per place. [2021-10-28 23:33:26,401 INFO L82 GeneralOperation]: Start removeDead. Operand has 249 places, 244 transitions, 560 flow [2021-10-28 23:33:26,409 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 213 places, 208 transitions, 464 flow [2021-10-28 23:33:26,488 INFO L129 PetriNetUnfolder]: 14/207 cut-off events. [2021-10-28 23:33:26,488 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-10-28 23:33:26,488 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 23:33:26,489 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:33:26,490 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err6INUSE_VIOLATION, thread1Err9INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-10-28 23:33:26,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:26,496 INFO L85 PathProgramCache]: Analyzing trace with hash 365121574, now seen corresponding path program 1 times [2021-10-28 23:33:26,505 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:26,505 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031113733] [2021-10-28 23:33:26,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:26,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:26,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:26,912 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:33:26,912 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031113733] [2021-10-28 23:33:26,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031113733] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:33:26,913 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:33:26,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:33:26,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991566727] [2021-10-28 23:33:26,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:33:26,922 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:33:26,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:33:26,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:33:26,937 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 248 [2021-10-28 23:33:26,941 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 213 places, 208 transitions, 464 flow. Second operand has 2 states, 2 states have (on average 243.0) internal successors, (486), 2 states have internal predecessors, (486), 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) [2021-10-28 23:33:26,941 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 23:33:26,941 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 248 [2021-10-28 23:33:26,943 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 23:33:26,997 INFO L129 PetriNetUnfolder]: 8/202 cut-off events. [2021-10-28 23:33:26,997 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-10-28 23:33:27,000 INFO L84 FinitePrefix]: Finished finitePrefix Result has 232 conditions, 202 events. 8/202 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 356 event pairs, 0 based on Foata normal form. 6/198 useless extension candidates. Maximal degree in co-relation 224. Up to 3 conditions per place. [2021-10-28 23:33:27,002 INFO L132 encePairwiseOnDemand]: 242/248 looper letters, 0 selfloop transitions, 0 changer transitions 2/202 dead transitions. [2021-10-28 23:33:27,002 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 214 places, 202 transitions, 452 flow [2021-10-28 23:33:27,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:33:27,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-10-28 23:33:27,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 488 transitions. [2021-10-28 23:33:27,017 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9838709677419355 [2021-10-28 23:33:27,018 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 488 transitions. [2021-10-28 23:33:27,018 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 488 transitions. [2021-10-28 23:33:27,020 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:33:27,023 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 488 transitions. [2021-10-28 23:33:27,027 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 244.0) internal successors, (488), 2 states have internal predecessors, (488), 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) [2021-10-28 23:33:27,034 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 248.0) internal successors, (744), 3 states have internal predecessors, (744), 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) [2021-10-28 23:33:27,035 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 248.0) internal successors, (744), 3 states have internal predecessors, (744), 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) [2021-10-28 23:33:27,037 INFO L186 Difference]: Start difference. First operand has 213 places, 208 transitions, 464 flow. Second operand 2 states and 488 transitions. [2021-10-28 23:33:27,038 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 214 places, 202 transitions, 452 flow [2021-10-28 23:33:27,042 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 202 places, 202 transitions, 420 flow, removed 0 selfloop flow, removed 12 redundant places. [2021-10-28 23:33:27,047 INFO L242 Difference]: Finished difference. Result has 202 places, 200 transitions, 416 flow [2021-10-28 23:33:27,049 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=248, PETRI_DIFFERENCE_MINUEND_FLOW=420, PETRI_DIFFERENCE_MINUEND_PLACES=201, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=202, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=202, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=416, PETRI_PLACES=202, PETRI_TRANSITIONS=200} [2021-10-28 23:33:27,050 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -11 predicate places. [2021-10-28 23:33:27,050 INFO L470 AbstractCegarLoop]: Abstraction has has 202 places, 200 transitions, 416 flow [2021-10-28 23:33:27,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 243.0) internal successors, (486), 2 states have internal predecessors, (486), 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) [2021-10-28 23:33:27,051 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 23:33:27,051 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:33:27,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:33:27,052 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err6INUSE_VIOLATION, thread1Err9INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-10-28 23:33:27,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:27,052 INFO L85 PathProgramCache]: Analyzing trace with hash -918824202, now seen corresponding path program 1 times [2021-10-28 23:33:27,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:27,053 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748632439] [2021-10-28 23:33:27,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:27,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:27,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:27,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:27,651 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:33:27,651 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748632439] [2021-10-28 23:33:27,651 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748632439] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:33:27,651 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:33:27,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 23:33:27,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113883164] [2021-10-28 23:33:27,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 23:33:27,655 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:33:27,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 23:33:27,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:33:27,662 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 248 [2021-10-28 23:33:27,664 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 202 places, 200 transitions, 416 flow. Second operand has 7 states, 7 states have (on average 209.28571428571428) internal successors, (1465), 7 states have internal predecessors, (1465), 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) [2021-10-28 23:33:27,665 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 23:33:27,665 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 248 [2021-10-28 23:33:27,665 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 23:33:29,039 INFO L129 PetriNetUnfolder]: 1991/5020 cut-off events. [2021-10-28 23:33:29,040 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 23:33:29,092 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7498 conditions, 5020 events. 1991/5020 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 251. Compared 42792 event pairs, 1079 based on Foata normal form. 1/4637 useless extension candidates. Maximal degree in co-relation 7495. Up to 2431 conditions per place. [2021-10-28 23:33:29,156 INFO L132 encePairwiseOnDemand]: 238/248 looper letters, 33 selfloop transitions, 7 changer transitions 3/211 dead transitions. [2021-10-28 23:33:29,156 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 206 places, 211 transitions, 524 flow [2021-10-28 23:33:29,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:33:29,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-10-28 23:33:29,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1493 transitions. [2021-10-28 23:33:29,165 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8600230414746544 [2021-10-28 23:33:29,165 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1493 transitions. [2021-10-28 23:33:29,165 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1493 transitions. [2021-10-28 23:33:29,167 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:33:29,167 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1493 transitions. [2021-10-28 23:33:29,172 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 213.28571428571428) internal successors, (1493), 7 states have internal predecessors, (1493), 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) [2021-10-28 23:33:29,180 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 248.0) internal successors, (1984), 8 states have internal predecessors, (1984), 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) [2021-10-28 23:33:29,181 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 248.0) internal successors, (1984), 8 states have internal predecessors, (1984), 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) [2021-10-28 23:33:29,182 INFO L186 Difference]: Start difference. First operand has 202 places, 200 transitions, 416 flow. Second operand 7 states and 1493 transitions. [2021-10-28 23:33:29,182 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 206 places, 211 transitions, 524 flow [2021-10-28 23:33:29,187 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 206 places, 211 transitions, 524 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-10-28 23:33:29,198 INFO L242 Difference]: Finished difference. Result has 209 places, 204 transitions, 457 flow [2021-10-28 23:33:29,199 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=248, PETRI_DIFFERENCE_MINUEND_FLOW=416, PETRI_DIFFERENCE_MINUEND_PLACES=200, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=200, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=193, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=457, PETRI_PLACES=209, PETRI_TRANSITIONS=204} [2021-10-28 23:33:29,199 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -4 predicate places. [2021-10-28 23:33:29,200 INFO L470 AbstractCegarLoop]: Abstraction has has 209 places, 204 transitions, 457 flow [2021-10-28 23:33:29,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 209.28571428571428) internal successors, (1465), 7 states have internal predecessors, (1465), 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) [2021-10-28 23:33:29,201 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 23:33:29,202 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:33:29,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:33:29,202 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err6INUSE_VIOLATION, thread1Err9INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-10-28 23:33:29,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:29,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1784089476, now seen corresponding path program 1 times [2021-10-28 23:33:29,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:29,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254515420] [2021-10-28 23:33:29,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:29,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:29,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:29,548 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:33:29,548 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254515420] [2021-10-28 23:33:29,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254515420] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:33:29,549 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:33:29,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:33:29,549 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913732317] [2021-10-28 23:33:29,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:33:29,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:33:29,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:33:29,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:33:29,554 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 234 out of 248 [2021-10-28 23:33:29,555 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 209 places, 204 transitions, 457 flow. Second operand has 3 states, 3 states have (on average 235.66666666666666) internal successors, (707), 3 states have internal predecessors, (707), 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) [2021-10-28 23:33:29,556 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 23:33:29,556 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 234 of 248 [2021-10-28 23:33:29,556 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 23:33:29,712 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([725] thread4EXIT-->L238-2: Formula: (and (= v_thread4Thread1of1ForFork4_thidvar1_4 0) (= v_thread4Thread1of1ForFork4_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem40_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) (= v_thread4Thread1of1ForFork4_thidvar3_4 0) (= v_thread4Thread1of1ForFork4_thidvar4_4 0) (= v_thread4Thread1of1ForFork4_thidvar2_4 0) (= v_thread4Thread1of1ForFork4_thidvar5_4 0) (= v_thread4Thread1of1ForFork4_thidvar6_4 0)) InVars {thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_4, ULTIMATE.start_main_#t~mem40=|v_ULTIMATE.start_main_#t~mem40_5|, thread4Thread1of1ForFork4_thidvar5=v_thread4Thread1of1ForFork4_thidvar5_4, thread4Thread1of1ForFork4_thidvar6=v_thread4Thread1of1ForFork4_thidvar6_4, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_4, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_4, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_4, thread4Thread1of1ForFork4_thidvar4=v_thread4Thread1of1ForFork4_thidvar4_4} OutVars{thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_4, ULTIMATE.start_main_#t~mem40=|v_ULTIMATE.start_main_#t~mem40_5|, thread4Thread1of1ForFork4_thidvar5=v_thread4Thread1of1ForFork4_thidvar5_4, thread4Thread1of1ForFork4_thidvar6=v_thread4Thread1of1ForFork4_thidvar6_4, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_4, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_4, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_4, thread4Thread1of1ForFork4_thidvar4=v_thread4Thread1of1ForFork4_thidvar4_4} AuxVars[] AssignedVars[][198], [195#L238-2true, 255#true, 274#(= ~f2_3~0 0), 252#true, Black: 265#(and (= (+ ~x_0~0 (* 4294967296 (div ~x_8~0 4294967296))) (+ ~x_8~0 (* 4294967296 (div ~x_0~0 4294967296)))) (= (+ ~y_1~0 (* 4294967296 (div ~y_9~0 4294967296))) (+ ~y_9~0 (* 4294967296 (div ~y_1~0 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0)), Black: 259#(and (= (+ ~x_0~0 (* 4294967296 (div ~x_8~0 4294967296))) (+ ~x_8~0 (* 4294967296 (div ~x_0~0 4294967296)))) (= (+ ~y_1~0 (* 4294967296 (div ~y_9~0 4294967296))) (+ ~y_9~0 (* 4294967296 (div ~y_1~0 4294967296))))), Black: 267#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (= (+ ~x_0~0 (* 4294967296 (div ~x_8~0 4294967296))) (+ ~x_8~0 (* 4294967296 (div ~x_0~0 4294967296)))) (= (+ ~y_1~0 (* 4294967296 (div ~y_9~0 4294967296))) (+ ~y_9~0 (* 4294967296 (div ~y_1~0 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0))]) [2021-10-28 23:33:29,712 INFO L384 tUnfolder$Statistics]: this new event has 160 ancestors and is not cut-off event [2021-10-28 23:33:29,712 INFO L387 tUnfolder$Statistics]: existing Event has 160 ancestors and is not cut-off event [2021-10-28 23:33:29,712 INFO L387 tUnfolder$Statistics]: existing Event has 180 ancestors and is not cut-off event [2021-10-28 23:33:29,712 INFO L387 tUnfolder$Statistics]: existing Event has 170 ancestors and is not cut-off event [2021-10-28 23:33:29,722 INFO L129 PetriNetUnfolder]: 88/625 cut-off events. [2021-10-28 23:33:29,723 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 23:33:29,731 INFO L84 FinitePrefix]: Finished finitePrefix Result has 753 conditions, 625 events. 88/625 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 3092 event pairs, 10 based on Foata normal form. 5/575 useless extension candidates. Maximal degree in co-relation 746. Up to 71 conditions per place. [2021-10-28 23:33:29,735 INFO L132 encePairwiseOnDemand]: 242/248 looper letters, 3 selfloop transitions, 5 changer transitions 0/205 dead transitions. [2021-10-28 23:33:29,736 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 209 places, 205 transitions, 475 flow [2021-10-28 23:33:29,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:33:29,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-28 23:33:29,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 711 transitions. [2021-10-28 23:33:29,738 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9556451612903226 [2021-10-28 23:33:29,739 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 711 transitions. [2021-10-28 23:33:29,739 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 711 transitions. [2021-10-28 23:33:29,739 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:33:29,739 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 711 transitions. [2021-10-28 23:33:29,742 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 237.0) internal successors, (711), 3 states have internal predecessors, (711), 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) [2021-10-28 23:33:29,744 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 248.0) internal successors, (992), 4 states have internal predecessors, (992), 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) [2021-10-28 23:33:29,745 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 248.0) internal successors, (992), 4 states have internal predecessors, (992), 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) [2021-10-28 23:33:29,745 INFO L186 Difference]: Start difference. First operand has 209 places, 204 transitions, 457 flow. Second operand 3 states and 711 transitions. [2021-10-28 23:33:29,745 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 209 places, 205 transitions, 475 flow [2021-10-28 23:33:29,748 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 204 places, 205 transitions, 462 flow, removed 2 selfloop flow, removed 5 redundant places. [2021-10-28 23:33:29,752 INFO L242 Difference]: Finished difference. Result has 205 places, 204 transitions, 461 flow [2021-10-28 23:33:29,752 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=248, PETRI_DIFFERENCE_MINUEND_FLOW=444, PETRI_DIFFERENCE_MINUEND_PLACES=202, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=204, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=199, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=461, PETRI_PLACES=205, PETRI_TRANSITIONS=204} [2021-10-28 23:33:29,753 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -8 predicate places. [2021-10-28 23:33:29,753 INFO L470 AbstractCegarLoop]: Abstraction has has 205 places, 204 transitions, 461 flow [2021-10-28 23:33:29,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 235.66666666666666) internal successors, (707), 3 states have internal predecessors, (707), 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) [2021-10-28 23:33:29,754 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 23:33:29,754 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:33:29,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:33:29,755 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err6INUSE_VIOLATION, thread1Err9INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-10-28 23:33:29,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:29,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1595963048, now seen corresponding path program 1 times [2021-10-28 23:33:29,755 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:29,755 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021856000] [2021-10-28 23:33:29,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:29,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:29,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:29,958 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:33:29,958 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021856000] [2021-10-28 23:33:29,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021856000] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:33:29,958 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:33:29,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:33:29,959 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120683765] [2021-10-28 23:33:29,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:33:29,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:33:29,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:33:29,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:33:29,966 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 234 out of 248 [2021-10-28 23:33:29,968 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 205 places, 204 transitions, 461 flow. Second operand has 3 states, 3 states have (on average 235.66666666666666) internal successors, (707), 3 states have internal predecessors, (707), 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) [2021-10-28 23:33:29,968 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 23:33:29,968 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 234 of 248 [2021-10-28 23:33:29,968 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 23:33:30,093 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([725] thread4EXIT-->L238-2: Formula: (and (= v_thread4Thread1of1ForFork4_thidvar1_4 0) (= v_thread4Thread1of1ForFork4_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem40_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) (= v_thread4Thread1of1ForFork4_thidvar3_4 0) (= v_thread4Thread1of1ForFork4_thidvar4_4 0) (= v_thread4Thread1of1ForFork4_thidvar2_4 0) (= v_thread4Thread1of1ForFork4_thidvar5_4 0) (= v_thread4Thread1of1ForFork4_thidvar6_4 0)) InVars {thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_4, ULTIMATE.start_main_#t~mem40=|v_ULTIMATE.start_main_#t~mem40_5|, thread4Thread1of1ForFork4_thidvar5=v_thread4Thread1of1ForFork4_thidvar5_4, thread4Thread1of1ForFork4_thidvar6=v_thread4Thread1of1ForFork4_thidvar6_4, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_4, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_4, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_4, thread4Thread1of1ForFork4_thidvar4=v_thread4Thread1of1ForFork4_thidvar4_4} OutVars{thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_4, ULTIMATE.start_main_#t~mem40=|v_ULTIMATE.start_main_#t~mem40_5|, thread4Thread1of1ForFork4_thidvar5=v_thread4Thread1of1ForFork4_thidvar5_4, thread4Thread1of1ForFork4_thidvar6=v_thread4Thread1of1ForFork4_thidvar6_4, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_4, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_4, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_4, thread4Thread1of1ForFork4_thidvar4=v_thread4Thread1of1ForFork4_thidvar4_4} AuxVars[] AssignedVars[][198], [195#L238-2true, 274#(= ~f2_3~0 0), 252#true, 279#(= ~f2_11~0 0), Black: 259#(and (= (+ ~x_0~0 (* 4294967296 (div ~x_8~0 4294967296))) (+ ~x_8~0 (* 4294967296 (div ~x_0~0 4294967296)))) (= (+ ~y_1~0 (* 4294967296 (div ~y_9~0 4294967296))) (+ ~y_9~0 (* 4294967296 (div ~y_1~0 4294967296)))))]) [2021-10-28 23:33:30,093 INFO L384 tUnfolder$Statistics]: this new event has 160 ancestors and is not cut-off event [2021-10-28 23:33:30,093 INFO L387 tUnfolder$Statistics]: existing Event has 160 ancestors and is not cut-off event [2021-10-28 23:33:30,093 INFO L387 tUnfolder$Statistics]: existing Event has 170 ancestors and is not cut-off event [2021-10-28 23:33:30,093 INFO L387 tUnfolder$Statistics]: existing Event has 180 ancestors and is not cut-off event [2021-10-28 23:33:30,100 INFO L129 PetriNetUnfolder]: 79/627 cut-off events. [2021-10-28 23:33:30,100 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-10-28 23:33:30,108 INFO L84 FinitePrefix]: Finished finitePrefix Result has 785 conditions, 627 events. 79/627 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 3097 event pairs, 13 based on Foata normal form. 5/581 useless extension candidates. Maximal degree in co-relation 779. Up to 74 conditions per place. [2021-10-28 23:33:30,112 INFO L132 encePairwiseOnDemand]: 242/248 looper letters, 3 selfloop transitions, 5 changer transitions 0/205 dead transitions. [2021-10-28 23:33:30,112 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 207 places, 205 transitions, 479 flow [2021-10-28 23:33:30,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:33:30,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-28 23:33:30,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 711 transitions. [2021-10-28 23:33:30,115 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9556451612903226 [2021-10-28 23:33:30,116 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 711 transitions. [2021-10-28 23:33:30,116 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 711 transitions. [2021-10-28 23:33:30,116 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:33:30,116 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 711 transitions. [2021-10-28 23:33:30,119 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 237.0) internal successors, (711), 3 states have internal predecessors, (711), 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) [2021-10-28 23:33:30,121 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 248.0) internal successors, (992), 4 states have internal predecessors, (992), 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) [2021-10-28 23:33:30,122 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 248.0) internal successors, (992), 4 states have internal predecessors, (992), 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) [2021-10-28 23:33:30,122 INFO L186 Difference]: Start difference. First operand has 205 places, 204 transitions, 461 flow. Second operand 3 states and 711 transitions. [2021-10-28 23:33:30,122 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 207 places, 205 transitions, 479 flow [2021-10-28 23:33:30,125 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 205 places, 205 transitions, 469 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-28 23:33:30,129 INFO L242 Difference]: Finished difference. Result has 206 places, 204 transitions, 468 flow [2021-10-28 23:33:30,129 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=248, PETRI_DIFFERENCE_MINUEND_FLOW=451, PETRI_DIFFERENCE_MINUEND_PLACES=203, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=204, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=199, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=468, PETRI_PLACES=206, PETRI_TRANSITIONS=204} [2021-10-28 23:33:30,129 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -7 predicate places. [2021-10-28 23:33:30,130 INFO L470 AbstractCegarLoop]: Abstraction has has 206 places, 204 transitions, 468 flow [2021-10-28 23:33:30,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 235.66666666666666) internal successors, (707), 3 states have internal predecessors, (707), 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) [2021-10-28 23:33:30,130 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 23:33:30,131 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:33:30,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:33:30,131 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err6INUSE_VIOLATION, thread1Err9INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-10-28 23:33:30,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:30,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1612517536, now seen corresponding path program 1 times [2021-10-28 23:33:30,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:30,132 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618010218] [2021-10-28 23:33:30,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:30,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:30,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:30,292 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:33:30,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618010218] [2021-10-28 23:33:30,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618010218] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:33:30,293 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:33:30,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:33:30,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704443516] [2021-10-28 23:33:30,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:33:30,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:33:30,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:33:30,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:33:30,297 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 234 out of 248 [2021-10-28 23:33:30,298 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 206 places, 204 transitions, 468 flow. Second operand has 3 states, 3 states have (on average 235.66666666666666) internal successors, (707), 3 states have internal predecessors, (707), 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) [2021-10-28 23:33:30,298 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 23:33:30,298 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 234 of 248 [2021-10-28 23:33:30,298 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 23:33:30,473 INFO L129 PetriNetUnfolder]: 131/771 cut-off events. [2021-10-28 23:33:30,473 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-10-28 23:33:30,482 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1001 conditions, 771 events. 131/771 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 4127 event pairs, 28 based on Foata normal form. 14/705 useless extension candidates. Maximal degree in co-relation 994. Up to 109 conditions per place. [2021-10-28 23:33:30,487 INFO L132 encePairwiseOnDemand]: 242/248 looper letters, 3 selfloop transitions, 5 changer transitions 0/205 dead transitions. [2021-10-28 23:33:30,487 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 208 places, 205 transitions, 486 flow [2021-10-28 23:33:30,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:33:30,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-28 23:33:30,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 711 transitions. [2021-10-28 23:33:30,490 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9556451612903226 [2021-10-28 23:33:30,491 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 711 transitions. [2021-10-28 23:33:30,491 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 711 transitions. [2021-10-28 23:33:30,491 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:33:30,492 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 711 transitions. [2021-10-28 23:33:30,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 237.0) internal successors, (711), 3 states have internal predecessors, (711), 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) [2021-10-28 23:33:30,496 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 248.0) internal successors, (992), 4 states have internal predecessors, (992), 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) [2021-10-28 23:33:30,497 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 248.0) internal successors, (992), 4 states have internal predecessors, (992), 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) [2021-10-28 23:33:30,498 INFO L186 Difference]: Start difference. First operand has 206 places, 204 transitions, 468 flow. Second operand 3 states and 711 transitions. [2021-10-28 23:33:30,498 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 208 places, 205 transitions, 486 flow [2021-10-28 23:33:30,500 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 206 places, 205 transitions, 476 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-28 23:33:30,504 INFO L242 Difference]: Finished difference. Result has 207 places, 204 transitions, 475 flow [2021-10-28 23:33:30,505 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=248, PETRI_DIFFERENCE_MINUEND_FLOW=458, PETRI_DIFFERENCE_MINUEND_PLACES=204, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=204, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=199, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=475, PETRI_PLACES=207, PETRI_TRANSITIONS=204} [2021-10-28 23:33:30,505 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -6 predicate places. [2021-10-28 23:33:30,505 INFO L470 AbstractCegarLoop]: Abstraction has has 207 places, 204 transitions, 475 flow [2021-10-28 23:33:30,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 235.66666666666666) internal successors, (707), 3 states have internal predecessors, (707), 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) [2021-10-28 23:33:30,506 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 23:33:30,506 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:33:30,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:33:30,507 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err6INUSE_VIOLATION, thread1Err9INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-10-28 23:33:30,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:30,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1294312288, now seen corresponding path program 1 times [2021-10-28 23:33:30,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:30,508 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084374103] [2021-10-28 23:33:30,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:30,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:30,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:30,631 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:33:30,631 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084374103] [2021-10-28 23:33:30,631 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084374103] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:33:30,631 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:33:30,631 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:33:30,631 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902592250] [2021-10-28 23:33:30,632 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:33:30,632 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:33:30,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:33:30,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:33:30,634 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 234 out of 248 [2021-10-28 23:33:30,635 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 207 places, 204 transitions, 475 flow. Second operand has 3 states, 3 states have (on average 235.66666666666666) internal successors, (707), 3 states have internal predecessors, (707), 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) [2021-10-28 23:33:30,636 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 23:33:30,636 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 234 of 248 [2021-10-28 23:33:30,636 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 23:33:30,883 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([725] thread4EXIT-->L238-2: Formula: (and (= v_thread4Thread1of1ForFork4_thidvar1_4 0) (= v_thread4Thread1of1ForFork4_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem40_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) (= v_thread4Thread1of1ForFork4_thidvar3_4 0) (= v_thread4Thread1of1ForFork4_thidvar4_4 0) (= v_thread4Thread1of1ForFork4_thidvar2_4 0) (= v_thread4Thread1of1ForFork4_thidvar5_4 0) (= v_thread4Thread1of1ForFork4_thidvar6_4 0)) InVars {thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_4, ULTIMATE.start_main_#t~mem40=|v_ULTIMATE.start_main_#t~mem40_5|, thread4Thread1of1ForFork4_thidvar5=v_thread4Thread1of1ForFork4_thidvar5_4, thread4Thread1of1ForFork4_thidvar6=v_thread4Thread1of1ForFork4_thidvar6_4, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_4, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_4, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_4, thread4Thread1of1ForFork4_thidvar4=v_thread4Thread1of1ForFork4_thidvar4_4} OutVars{thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_4, ULTIMATE.start_main_#t~mem40=|v_ULTIMATE.start_main_#t~mem40_5|, thread4Thread1of1ForFork4_thidvar5=v_thread4Thread1of1ForFork4_thidvar5_4, thread4Thread1of1ForFork4_thidvar6=v_thread4Thread1of1ForFork4_thidvar6_4, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_4, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_4, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_4, thread4Thread1of1ForFork4_thidvar4=v_thread4Thread1of1ForFork4_thidvar4_4} AuxVars[] AssignedVars[][198], [289#(= ~f1_10~0 0), 195#L238-2true, 284#(= ~f1_2~0 0), 252#true, Black: 259#(and (= (+ ~x_0~0 (* 4294967296 (div ~x_8~0 4294967296))) (+ ~x_8~0 (* 4294967296 (div ~x_0~0 4294967296)))) (= (+ ~y_1~0 (* 4294967296 (div ~y_9~0 4294967296))) (+ ~y_9~0 (* 4294967296 (div ~y_1~0 4294967296)))))]) [2021-10-28 23:33:30,883 INFO L384 tUnfolder$Statistics]: this new event has 170 ancestors and is not cut-off event [2021-10-28 23:33:30,883 INFO L387 tUnfolder$Statistics]: existing Event has 200 ancestors and is not cut-off event [2021-10-28 23:33:30,884 INFO L387 tUnfolder$Statistics]: existing Event has 190 ancestors and is not cut-off event [2021-10-28 23:33:30,884 INFO L387 tUnfolder$Statistics]: existing Event has 170 ancestors and is not cut-off event [2021-10-28 23:33:30,895 INFO L129 PetriNetUnfolder]: 207/1202 cut-off events. [2021-10-28 23:33:30,895 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-10-28 23:33:30,909 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1552 conditions, 1202 events. 207/1202 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 7648 event pairs, 40 based on Foata normal form. 10/1072 useless extension candidates. Maximal degree in co-relation 1544. Up to 169 conditions per place. [2021-10-28 23:33:30,918 INFO L132 encePairwiseOnDemand]: 242/248 looper letters, 3 selfloop transitions, 5 changer transitions 0/205 dead transitions. [2021-10-28 23:33:30,918 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 209 places, 205 transitions, 493 flow [2021-10-28 23:33:30,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:33:30,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-28 23:33:30,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 711 transitions. [2021-10-28 23:33:30,922 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9556451612903226 [2021-10-28 23:33:30,922 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 711 transitions. [2021-10-28 23:33:30,922 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 711 transitions. [2021-10-28 23:33:30,923 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:33:30,923 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 711 transitions. [2021-10-28 23:33:30,925 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 237.0) internal successors, (711), 3 states have internal predecessors, (711), 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) [2021-10-28 23:33:30,928 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 248.0) internal successors, (992), 4 states have internal predecessors, (992), 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) [2021-10-28 23:33:30,929 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 248.0) internal successors, (992), 4 states have internal predecessors, (992), 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) [2021-10-28 23:33:30,929 INFO L186 Difference]: Start difference. First operand has 207 places, 204 transitions, 475 flow. Second operand 3 states and 711 transitions. [2021-10-28 23:33:30,929 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 209 places, 205 transitions, 493 flow [2021-10-28 23:33:30,935 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 207 places, 205 transitions, 483 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-28 23:33:30,940 INFO L242 Difference]: Finished difference. Result has 208 places, 204 transitions, 482 flow [2021-10-28 23:33:30,940 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=248, PETRI_DIFFERENCE_MINUEND_FLOW=465, PETRI_DIFFERENCE_MINUEND_PLACES=205, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=204, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=199, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=482, PETRI_PLACES=208, PETRI_TRANSITIONS=204} [2021-10-28 23:33:30,941 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -5 predicate places. [2021-10-28 23:33:30,941 INFO L470 AbstractCegarLoop]: Abstraction has has 208 places, 204 transitions, 482 flow [2021-10-28 23:33:30,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 235.66666666666666) internal successors, (707), 3 states have internal predecessors, (707), 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) [2021-10-28 23:33:30,942 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 23:33:30,942 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:33:30,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 23:33:30,943 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err6INUSE_VIOLATION, thread1Err9INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-10-28 23:33:30,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:30,944 INFO L85 PathProgramCache]: Analyzing trace with hash -839325549, now seen corresponding path program 1 times [2021-10-28 23:33:30,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:30,944 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594139060] [2021-10-28 23:33:30,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:30,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:31,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:31,081 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:33:31,081 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594139060] [2021-10-28 23:33:31,081 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594139060] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:33:31,081 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:33:31,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:33:31,082 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188286060] [2021-10-28 23:33:31,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:33:31,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:33:31,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:33:31,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:33:31,090 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 234 out of 248 [2021-10-28 23:33:31,091 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 208 places, 204 transitions, 482 flow. Second operand has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 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) [2021-10-28 23:33:31,092 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 23:33:31,092 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 234 of 248 [2021-10-28 23:33:31,092 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 23:33:31,278 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([725] thread4EXIT-->L238-2: Formula: (and (= v_thread4Thread1of1ForFork4_thidvar1_4 0) (= v_thread4Thread1of1ForFork4_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem40_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) (= v_thread4Thread1of1ForFork4_thidvar3_4 0) (= v_thread4Thread1of1ForFork4_thidvar4_4 0) (= v_thread4Thread1of1ForFork4_thidvar2_4 0) (= v_thread4Thread1of1ForFork4_thidvar5_4 0) (= v_thread4Thread1of1ForFork4_thidvar6_4 0)) InVars {thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_4, ULTIMATE.start_main_#t~mem40=|v_ULTIMATE.start_main_#t~mem40_5|, thread4Thread1of1ForFork4_thidvar5=v_thread4Thread1of1ForFork4_thidvar5_4, thread4Thread1of1ForFork4_thidvar6=v_thread4Thread1of1ForFork4_thidvar6_4, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_4, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_4, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_4, thread4Thread1of1ForFork4_thidvar4=v_thread4Thread1of1ForFork4_thidvar4_4} OutVars{thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_4, ULTIMATE.start_main_#t~mem40=|v_ULTIMATE.start_main_#t~mem40_5|, thread4Thread1of1ForFork4_thidvar5=v_thread4Thread1of1ForFork4_thidvar5_4, thread4Thread1of1ForFork4_thidvar6=v_thread4Thread1of1ForFork4_thidvar6_4, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_4, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_4, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_4, thread4Thread1of1ForFork4_thidvar4=v_thread4Thread1of1ForFork4_thidvar4_4} AuxVars[] AssignedVars[][197], [289#(= ~f1_10~0 0), 195#L238-2true, 292#true, 252#true, Black: 259#(and (= (+ ~x_0~0 (* 4294967296 (div ~x_8~0 4294967296))) (+ ~x_8~0 (* 4294967296 (div ~x_0~0 4294967296)))) (= (+ ~y_1~0 (* 4294967296 (div ~y_9~0 4294967296))) (+ ~y_9~0 (* 4294967296 (div ~y_1~0 4294967296)))))]) [2021-10-28 23:33:31,279 INFO L384 tUnfolder$Statistics]: this new event has 170 ancestors and is not cut-off event [2021-10-28 23:33:31,279 INFO L387 tUnfolder$Statistics]: existing Event has 200 ancestors and is not cut-off event [2021-10-28 23:33:31,279 INFO L387 tUnfolder$Statistics]: existing Event has 170 ancestors and is not cut-off event [2021-10-28 23:33:31,279 INFO L387 tUnfolder$Statistics]: existing Event has 190 ancestors and is not cut-off event [2021-10-28 23:33:31,294 INFO L129 PetriNetUnfolder]: 144/896 cut-off events. [2021-10-28 23:33:31,294 INFO L130 PetriNetUnfolder]: For 36/54 co-relation queries the response was YES. [2021-10-28 23:33:31,307 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1177 conditions, 896 events. 144/896 cut-off events. For 36/54 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 4924 event pairs, 27 based on Foata normal form. 18/805 useless extension candidates. Maximal degree in co-relation 1168. Up to 128 conditions per place. [2021-10-28 23:33:31,314 INFO L132 encePairwiseOnDemand]: 245/248 looper letters, 5 selfloop transitions, 2 changer transitions 0/204 dead transitions. [2021-10-28 23:33:31,314 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 210 places, 204 transitions, 496 flow [2021-10-28 23:33:31,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:33:31,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-28 23:33:31,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 710 transitions. [2021-10-28 23:33:31,318 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9543010752688172 [2021-10-28 23:33:31,318 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 710 transitions. [2021-10-28 23:33:31,318 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 710 transitions. [2021-10-28 23:33:31,319 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:33:31,319 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 710 transitions. [2021-10-28 23:33:31,321 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 236.66666666666666) internal successors, (710), 3 states have internal predecessors, (710), 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) [2021-10-28 23:33:31,323 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 248.0) internal successors, (992), 4 states have internal predecessors, (992), 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) [2021-10-28 23:33:31,324 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 248.0) internal successors, (992), 4 states have internal predecessors, (992), 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) [2021-10-28 23:33:31,324 INFO L186 Difference]: Start difference. First operand has 208 places, 204 transitions, 482 flow. Second operand 3 states and 710 transitions. [2021-10-28 23:33:31,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 210 places, 204 transitions, 496 flow [2021-10-28 23:33:31,328 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 208 places, 204 transitions, 486 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-28 23:33:31,332 INFO L242 Difference]: Finished difference. Result has 209 places, 204 transitions, 480 flow [2021-10-28 23:33:31,333 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=248, PETRI_DIFFERENCE_MINUEND_FLOW=472, PETRI_DIFFERENCE_MINUEND_PLACES=206, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=204, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=202, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=480, PETRI_PLACES=209, PETRI_TRANSITIONS=204} [2021-10-28 23:33:31,333 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -4 predicate places. [2021-10-28 23:33:31,333 INFO L470 AbstractCegarLoop]: Abstraction has has 209 places, 204 transitions, 480 flow [2021-10-28 23:33:31,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 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) [2021-10-28 23:33:31,334 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 23:33:31,334 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:33:31,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 23:33:31,335 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err6INUSE_VIOLATION, thread1Err9INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-10-28 23:33:31,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:31,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1243930521, now seen corresponding path program 2 times [2021-10-28 23:33:31,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:31,336 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429056595] [2021-10-28 23:33:31,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:31,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:31,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:31,462 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:33:31,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429056595] [2021-10-28 23:33:31,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429056595] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:33:31,463 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:33:31,463 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:33:31,463 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229785388] [2021-10-28 23:33:31,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:33:31,464 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:33:31,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:33:31,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:33:31,467 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 234 out of 248 [2021-10-28 23:33:31,468 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 209 places, 204 transitions, 480 flow. Second operand has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 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) [2021-10-28 23:33:31,469 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 23:33:31,469 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 234 of 248 [2021-10-28 23:33:31,469 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 23:33:31,635 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([725] thread4EXIT-->L238-2: Formula: (and (= v_thread4Thread1of1ForFork4_thidvar1_4 0) (= v_thread4Thread1of1ForFork4_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem40_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) (= v_thread4Thread1of1ForFork4_thidvar3_4 0) (= v_thread4Thread1of1ForFork4_thidvar4_4 0) (= v_thread4Thread1of1ForFork4_thidvar2_4 0) (= v_thread4Thread1of1ForFork4_thidvar5_4 0) (= v_thread4Thread1of1ForFork4_thidvar6_4 0)) InVars {thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_4, ULTIMATE.start_main_#t~mem40=|v_ULTIMATE.start_main_#t~mem40_5|, thread4Thread1of1ForFork4_thidvar5=v_thread4Thread1of1ForFork4_thidvar5_4, thread4Thread1of1ForFork4_thidvar6=v_thread4Thread1of1ForFork4_thidvar6_4, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_4, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_4, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_4, thread4Thread1of1ForFork4_thidvar4=v_thread4Thread1of1ForFork4_thidvar4_4} OutVars{thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_4, ULTIMATE.start_main_#t~mem40=|v_ULTIMATE.start_main_#t~mem40_5|, thread4Thread1of1ForFork4_thidvar5=v_thread4Thread1of1ForFork4_thidvar5_4, thread4Thread1of1ForFork4_thidvar6=v_thread4Thread1of1ForFork4_thidvar6_4, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_4, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_4, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_4, thread4Thread1of1ForFork4_thidvar4=v_thread4Thread1of1ForFork4_thidvar4_4} AuxVars[] AssignedVars[][197], [297#true, 195#L238-2true, 292#true, Black: 294#(= ~f1_2~0 1), 252#true, Black: 259#(and (= (+ ~x_0~0 (* 4294967296 (div ~x_8~0 4294967296))) (+ ~x_8~0 (* 4294967296 (div ~x_0~0 4294967296)))) (= (+ ~y_1~0 (* 4294967296 (div ~y_9~0 4294967296))) (+ ~y_9~0 (* 4294967296 (div ~y_1~0 4294967296)))))]) [2021-10-28 23:33:31,636 INFO L384 tUnfolder$Statistics]: this new event has 170 ancestors and is not cut-off event [2021-10-28 23:33:31,636 INFO L387 tUnfolder$Statistics]: existing Event has 200 ancestors and is not cut-off event [2021-10-28 23:33:31,636 INFO L387 tUnfolder$Statistics]: existing Event has 190 ancestors and is not cut-off event [2021-10-28 23:33:31,636 INFO L387 tUnfolder$Statistics]: existing Event has 170 ancestors and is not cut-off event [2021-10-28 23:33:31,646 INFO L129 PetriNetUnfolder]: 142/884 cut-off events. [2021-10-28 23:33:31,646 INFO L130 PetriNetUnfolder]: For 42/54 co-relation queries the response was YES. [2021-10-28 23:33:31,659 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1204 conditions, 884 events. 142/884 cut-off events. For 42/54 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 4911 event pairs, 27 based on Foata normal form. 12/788 useless extension candidates. Maximal degree in co-relation 1194. Up to 127 conditions per place. [2021-10-28 23:33:31,665 INFO L132 encePairwiseOnDemand]: 245/248 looper letters, 5 selfloop transitions, 2 changer transitions 0/204 dead transitions. [2021-10-28 23:33:31,665 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 211 places, 204 transitions, 494 flow [2021-10-28 23:33:31,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:33:31,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-28 23:33:31,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 710 transitions. [2021-10-28 23:33:31,668 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9543010752688172 [2021-10-28 23:33:31,668 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 710 transitions. [2021-10-28 23:33:31,669 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 710 transitions. [2021-10-28 23:33:31,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:33:31,669 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 710 transitions. [2021-10-28 23:33:31,674 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 236.66666666666666) internal successors, (710), 3 states have internal predecessors, (710), 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) [2021-10-28 23:33:31,676 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 248.0) internal successors, (992), 4 states have internal predecessors, (992), 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) [2021-10-28 23:33:31,676 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 248.0) internal successors, (992), 4 states have internal predecessors, (992), 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) [2021-10-28 23:33:31,677 INFO L186 Difference]: Start difference. First operand has 209 places, 204 transitions, 480 flow. Second operand 3 states and 710 transitions. [2021-10-28 23:33:31,677 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 211 places, 204 transitions, 494 flow [2021-10-28 23:33:31,680 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 209 places, 204 transitions, 490 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-28 23:33:31,684 INFO L242 Difference]: Finished difference. Result has 210 places, 204 transitions, 484 flow [2021-10-28 23:33:31,684 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=248, PETRI_DIFFERENCE_MINUEND_FLOW=476, PETRI_DIFFERENCE_MINUEND_PLACES=207, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=204, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=202, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=484, PETRI_PLACES=210, PETRI_TRANSITIONS=204} [2021-10-28 23:33:31,684 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -3 predicate places. [2021-10-28 23:33:31,685 INFO L470 AbstractCegarLoop]: Abstraction has has 210 places, 204 transitions, 484 flow [2021-10-28 23:33:31,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 236.33333333333334) internal successors, (709), 3 states have internal predecessors, (709), 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) [2021-10-28 23:33:31,685 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 23:33:31,686 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:33:31,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 23:33:31,686 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err6INUSE_VIOLATION, thread1Err9INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-10-28 23:33:31,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:31,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1117623615, now seen corresponding path program 3 times [2021-10-28 23:33:31,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:31,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589652497] [2021-10-28 23:33:31,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:31,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:31,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:33:31,751 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:33:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:33:31,934 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:33:31,935 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 23:33:31,936 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:33:31,937 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6INUSE_VIOLATION [2021-10-28 23:33:31,937 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9INUSE_VIOLATION [2021-10-28 23:33:31,938 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-28 23:33:31,938 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8INUSE_VIOLATION [2021-10-28 23:33:31,938 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1INUSE_VIOLATION [2021-10-28 23:33:31,938 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3INUSE_VIOLATION [2021-10-28 23:33:31,938 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Thread1of1ForFork1Err2INUSE_VIOLATION [2021-10-28 23:33:31,938 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Thread1of1ForFork1Err7INUSE_VIOLATION [2021-10-28 23:33:31,938 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Thread1of1ForFork4Err4INUSE_VIOLATION [2021-10-28 23:33:31,939 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Thread1of1ForFork4Err5INUSE_VIOLATION [2021-10-28 23:33:31,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 23:33:31,942 INFO L731 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1] [2021-10-28 23:33:31,946 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-28 23:33:31,947 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:33:32,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:33:32 BasicIcfg [2021-10-28 23:33:32,151 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:33:32,152 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:33:32,152 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:33:32,152 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:33:32,152 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:33:25" (3/4) ... [2021-10-28 23:33:32,154 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-28 23:33:32,315 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:33:32,315 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:33:32,317 INFO L168 Benchmark]: Toolchain (without parser) took 7765.71 ms. Allocated memory was 96.5 MB in the beginning and 371.2 MB in the end (delta: 274.7 MB). Free memory was 55.9 MB in the beginning and 171.4 MB in the end (delta: -115.5 MB). Peak memory consumption was 159.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:32,317 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 96.5 MB. Free memory is still 72.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:33:32,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 408.20 ms. Allocated memory is still 96.5 MB. Free memory was 55.7 MB in the beginning and 68.0 MB in the end (delta: -12.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:32,318 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.42 ms. Allocated memory is still 96.5 MB. Free memory was 68.0 MB in the beginning and 65.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:32,318 INFO L168 Benchmark]: Boogie Preprocessor took 35.71 ms. Allocated memory is still 96.5 MB. Free memory was 65.9 MB in the beginning and 64.1 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:33:32,319 INFO L168 Benchmark]: RCFGBuilder took 857.08 ms. Allocated memory is still 96.5 MB. Free memory was 64.1 MB in the beginning and 40.4 MB in the end (delta: 23.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:32,319 INFO L168 Benchmark]: TraceAbstraction took 6226.43 ms. Allocated memory was 96.5 MB in the beginning and 371.2 MB in the end (delta: 274.7 MB). Free memory was 39.8 MB in the beginning and 224.9 MB in the end (delta: -185.1 MB). Peak memory consumption was 237.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:32,319 INFO L168 Benchmark]: Witness Printer took 163.75 ms. Allocated memory is still 371.2 MB. Free memory was 224.9 MB in the beginning and 171.4 MB in the end (delta: 53.5 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:32,321 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 96.5 MB. Free memory is still 72.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 408.20 ms. Allocated memory is still 96.5 MB. Free memory was 55.7 MB in the beginning and 68.0 MB in the end (delta: -12.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 67.42 ms. Allocated memory is still 96.5 MB. Free memory was 68.0 MB in the beginning and 65.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.71 ms. Allocated memory is still 96.5 MB. Free memory was 65.9 MB in the beginning and 64.1 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 857.08 ms. Allocated memory is still 96.5 MB. Free memory was 64.1 MB in the beginning and 40.4 MB in the end (delta: 23.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6226.43 ms. Allocated memory was 96.5 MB in the beginning and 371.2 MB in the end (delta: 274.7 MB). Free memory was 39.8 MB in the beginning and 224.9 MB in the end (delta: -185.1 MB). Peak memory consumption was 237.6 MB. Max. memory is 16.1 GB. * Witness Printer took 163.75 ms. Allocated memory is still 371.2 MB. Free memory was 224.9 MB in the beginning and 171.4 MB in the end (delta: 53.5 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 241]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L38] 0 unsigned int x_0, y_1, x_8, y_9; VAL [x_0=0, x_8=0, y_1=0, y_9=0] [L39] 0 _Bool f1_2, f2_3, f1_10, f2_11; VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, x_0=0, x_8=0, y_1=0, y_9=0] [L40] 0 unsigned int temp_4, temp_5, temp_6, temp_7, temp_12, temp_13, temp_14, temp_15; VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=0, x_8=0, y_1=0, y_9=0] [L212] 0 pthread_t t1, t4; VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=0, x_8=0, y_1=0, y_9=0] [L215] 0 x_0 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=10, x_8=0, y_1=0, y_9=0] [L216] 0 y_1 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=10, x_8=0, y_1=4294967305, y_9=0] [L217] 0 x_8 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=10, x_8=4294967306, y_1=4294967305, y_9=0] [L218] 0 y_9 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L219] 0 temp_4 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967315, temp_5=0, temp_6=0, temp_7=0, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L220] 0 temp_5 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967315, temp_5=4294967318, temp_6=0, temp_7=0, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L221] 0 temp_6 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=0, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L222] 0 temp_7 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L223] 0 temp_12 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=4294967309, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L224] 0 temp_13 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=4294967309, temp_13=4294967317, temp_14=0, temp_15=0, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L225] 0 temp_14 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=0, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L226] 0 temp_15 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L227] 0 f1_2 = __VERIFIER_nondet_bool() VAL [f1_10=0, f1_2=4294967313, f2_11=0, f2_3=0, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L228] 0 f2_3 = __VERIFIER_nondet_bool() VAL [f1_10=0, f1_2=4294967313, f2_11=0, f2_3=4294967310, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L229] 0 f1_10 = __VERIFIER_nondet_bool() VAL [f1_10=4294967314, f1_2=4294967313, f2_11=0, f2_3=4294967310, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L230] 0 f2_11 = __VERIFIER_nondet_bool() VAL [f1_10=4294967314, f1_2=4294967313, f2_11=4294967311, f2_3=4294967310, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L35] COND FALSE 0 !(!cond) VAL [f1_10=4294967314, f1_2=4294967313, f2_11=4294967311, f2_3=4294967310, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L235] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [f1_10=4294967314, f1_2=4294967313, f2_11=4294967311, f2_3=4294967310, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L112] 1 pthread_t t2, t3; VAL [f1_10=4294967314, f1_2=4294967313, f2_11=4294967311, f2_3=4294967310, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L115] 1 f1_2 = 0 [L116] 1 f2_3 = 0 VAL [f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L119] FCALL, FORK 1 pthread_create(&t2, 0, thread2, 0) VAL [f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, pthread_create(&t2, 0, thread2, 0)=-4, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L120] FCALL, FORK 1 pthread_create(&t3, 0, thread3, 0) VAL [f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, pthread_create(&t3, 0, thread3, 0)=-3, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L121] 1 \read(t2) VAL [\read(t2)=-4, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L78] COND TRUE 3 __VERIFIER_nondet_bool() VAL [\read(t2)=-4, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967308, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L80] 3 temp_6 = y_1 VAL [\read(t2)=-4, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967305, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L44] COND TRUE 2 __VERIFIER_nondet_bool() VAL [\read(t2)=-4, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=4294967315, temp_5=4294967318, temp_6=4294967305, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L46] 2 temp_4 = x_0 VAL [\read(t2)=-4, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967318, temp_6=4294967305, temp_7=4294967316, x_0=10, x_8=4294967306, y_1=4294967305, y_9=9] [L49] 2 x_0 = temp_4 + 1 VAL [\read(t2)=-4, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967318, temp_6=4294967305, temp_7=4294967316, x_0=11, x_8=4294967306, y_1=4294967305, y_9=9] [L83] 3 y_1 = temp_6 + 1 VAL [\read(t2)=-4, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967318, temp_6=4294967305, temp_7=4294967316, x_0=11, x_8=4294967306, y_1=4294967306, y_9=9] [L87] 3 f2_3 = 1 VAL [\read(t2)=-4, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=1, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967318, temp_6=4294967305, temp_7=4294967316, x_0=11, x_8=4294967306, y_1=4294967306, y_9=9] [L53] 2 f1_2 = 1 VAL [\read(t2)=-4, f1_10=4294967314, f1_2=1, f2_11=4294967311, f2_3=1, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967318, temp_6=4294967305, temp_7=4294967316, x_0=11, x_8=4294967306, y_1=4294967306, y_9=9] [L35] COND FALSE 2 !(!cond) VAL [\read(t2)=-4, f1_10=4294967314, f1_2=1, f2_11=4294967311, f2_3=1, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967318, temp_6=4294967305, temp_7=4294967316, x_0=11, x_8=4294967306, y_1=4294967306, y_9=9] [L35] COND FALSE 3 !(!cond) VAL [\read(t2)=-4, f1_10=4294967314, f1_2=1, f2_11=4294967311, f2_3=1, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967318, temp_6=4294967305, temp_7=4294967316, x_0=11, x_8=4294967306, y_1=4294967306, y_9=9] [L94] 3 temp_7 = x_0 VAL [\read(t2)=-4, f1_10=4294967314, f1_2=1, f2_11=4294967311, f2_3=1, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967318, temp_6=4294967305, temp_7=11, x_0=11, x_8=4294967306, y_1=4294967306, y_9=9] [L97] 3 x_0 = temp_7 + 1 VAL [\read(t2)=-4, f1_10=4294967314, f1_2=1, f2_11=4294967311, f2_3=1, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967318, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967306, y_9=9] [L101] 3 f2_3 = 0 VAL [\read(t2)=-4, f1_10=4294967314, f1_2=1, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967318, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967306, y_9=9] [L60] 2 temp_5 = y_1 VAL [\read(t2)=-4, f1_10=4294967314, f1_2=1, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967306, y_9=9] [L63] 2 y_1 = temp_5 + 1 VAL [\read(t2)=-4, f1_10=4294967314, f1_2=1, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L67] 2 f1_2 = 0 VAL [\read(t2)=-4, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L35] COND FALSE 2 !(!cond) VAL [\read(t2)=-4, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L44] COND FALSE 2 !(__VERIFIER_nondet_bool()) VAL [\read(t2)=-4, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L74] 2 return 0; VAL [\read(t2)=-4, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L121] FCALL, JOIN 2 pthread_join(t2, 0) VAL [\read(t2)=-4, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L122] 1 \read(t3) VAL [\read(t3)=-3, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L35] COND FALSE 3 !(!cond) VAL [\read(t3)=-3, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L78] COND FALSE 3 !(__VERIFIER_nondet_bool()) VAL [\read(t3)=-3, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L108] 3 return 0; VAL [\read(t3)=-3, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L122] FCALL, JOIN 3 pthread_join(t3, 0) VAL [\read(t3)=-3, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L124] 1 return 0; VAL [\result={0:0}, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t2={11:0}, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L124] 1 return 0; VAL [\result={0:0}, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t3={12:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L124] 1 return 0; VAL [\result={0:0}, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L236] FCALL, FORK 0 pthread_create(&t4, 0, thread4, 0) VAL [\result={0:0}, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L237] 0 \read(t1) VAL [\result={0:0}, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L237] FCALL, JOIN 1 pthread_join(t1, 0) VAL [\result={0:0}, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L238] 0 \read(t4) VAL [\result={0:0}, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L196] 4 pthread_t t5, t6; VAL [\result={0:0}, f1_10=4294967314, f1_2=0, f2_11=4294967311, f2_3=0, t5={13:0}, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L199] 4 f1_10 = 0 [L200] 4 f2_11 = 0 VAL [\result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={13:0}, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L203] FCALL, FORK 4 pthread_create(&t5, 0, thread5, 0) VAL [\result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t5, 0, thread5, 0)=-1, t5={13:0}, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L204] FCALL, FORK 4 pthread_create(&t6, 0, thread6, 0) VAL [\result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t6, 0, thread6, 0)=0, t5={13:0}, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L205] 4 \read(t5) VAL [\read(t5)=-1, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={13:0}, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L128] COND FALSE 5 !(__VERIFIER_nondet_bool()) VAL [\read(t5)=-1, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={13:0}, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L158] 5 return 0; VAL [\read(t5)=-1, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={13:0}, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L205] FCALL, JOIN 5 pthread_join(t5, 0) VAL [\read(t5)=-1, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={13:0}, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L206] 4 \read(t6) VAL [\read(t6)=0, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={13:0}, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L162] COND FALSE 6 !(__VERIFIER_nondet_bool()) VAL [\read(t6)=0, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={13:0}, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L192] 6 return 0; VAL [\read(t6)=0, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={13:0}, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L206] FCALL, JOIN 6 pthread_join(t6, 0) VAL [\read(t6)=0, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={13:0}, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L208] 4 return 0; VAL [\result={0:0}, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={13:0}, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L208] 4 return 0; VAL [\result={0:0}, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t6={3:0}, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L208] 4 return 0; VAL [\result={0:0}, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L238] FCALL, JOIN 4 pthread_join(t4, 0) VAL [\result={0:0}, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L35] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] [L241] 0 reach_error() VAL [\result={0:0}, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=4294967309, temp_13=4294967317, temp_14=4294967312, temp_15=4294967319, temp_4=10, temp_5=4294967306, temp_6=4294967305, temp_7=11, x_0=12, x_8=4294967306, y_1=4294967307, y_9=9] - UnprovableResult [Line: 120]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 119]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 235]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 236]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 204]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 203]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 120]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 119]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 203]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 204]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 331 locations, 11 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: 5.6s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 67 SDtfs, 21 SDslu, 29 SDs, 0 SdLazy, 115 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=484occurred in iteration=8, InterpolantAutomatonStates: 27, 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, 0.8s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1500 NumberOfCodeBlocks, 1500 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1316 ConstructedInterpolants, 0 QuantifiedInterpolants, 4302 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 8/8 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-28 23:33:32,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c9fad96-f2aa-4a9a-8025-6a404ade0ee6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...