./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_12-arraycollapse_rc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_12-arraycollapse_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 573c853979782f78b60122afde2824ab47c3f9d6394b4ee74285d458320f7321 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:02:23,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:02:23,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:02:24,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:02:24,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:02:24,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:02:24,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:02:24,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:02:24,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:02:24,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:02:24,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:02:24,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:02:24,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:02:24,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:02:24,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:02:24,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:02:24,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:02:24,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:02:24,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:02:24,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:02:24,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:02:24,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:02:24,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:02:24,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:02:24,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:02:24,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:02:24,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:02:24,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:02:24,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:02:24,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:02:24,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:02:24,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:02:24,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:02:24,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:02:24,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:02:24,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:02:24,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:02:24,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:02:24,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:02:24,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:02:24,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:02:24,097 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/config/svcomp-DataRace-32bit-Automizer_Default.epf [2021-11-13 18:02:24,135 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:02:24,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:02:24,136 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:02:24,136 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:02:24,137 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:02:24,137 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:02:24,138 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:02:24,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:02:24,139 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:02:24,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:02:24,140 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:02:24,140 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:02:24,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:02:24,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:02:24,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:02:24,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:02:24,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:02:24,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:02:24,146 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-13 18:02:24,146 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:02:24,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:02:24,146 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:02:24,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:02:24,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:02:24,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:02:24,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:02:24,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:02:24,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:02:24,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:02:24,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:02:24,152 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:02:24,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:02:24,152 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:02:24,153 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:02:24,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:02:24,153 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:02:24,154 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_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 573c853979782f78b60122afde2824ab47c3f9d6394b4ee74285d458320f7321 [2021-11-13 18:02:24,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:02:24,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:02:24,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:02:24,534 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:02:24,535 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:02:24,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/goblint-regression/09-regions_12-arraycollapse_rc.i [2021-11-13 18:02:24,619 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/data/eda543530/86d862150570433192e75c9b2b24b220/FLAG090659587 [2021-11-13 18:02:25,428 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:02:25,428 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/sv-benchmarks/c/goblint-regression/09-regions_12-arraycollapse_rc.i [2021-11-13 18:02:25,465 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/data/eda543530/86d862150570433192e75c9b2b24b220/FLAG090659587 [2021-11-13 18:02:25,562 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/data/eda543530/86d862150570433192e75c9b2b24b220 [2021-11-13 18:02:25,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:02:25,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:02:25,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:02:25,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:02:25,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:02:25,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:02:25" (1/1) ... [2021-11-13 18:02:25,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5178b15d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:25, skipping insertion in model container [2021-11-13 18:02:25,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:02:25" (1/1) ... [2021-11-13 18:02:25,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:02:25,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:02:26,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:02:26,529 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:02:26,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:02:26,726 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:02:26,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:26 WrapperNode [2021-11-13 18:02:26,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:02:26,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:02:26,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:02:26,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:02:26,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:26" (1/1) ... [2021-11-13 18:02:26,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:26" (1/1) ... [2021-11-13 18:02:26,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:02:26,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:02:26,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:02:26,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:02:26,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:26" (1/1) ... [2021-11-13 18:02:26,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:26" (1/1) ... [2021-11-13 18:02:26,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:26" (1/1) ... [2021-11-13 18:02:26,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:26" (1/1) ... [2021-11-13 18:02:26,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:26" (1/1) ... [2021-11-13 18:02:26,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:26" (1/1) ... [2021-11-13 18:02:26,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:26" (1/1) ... [2021-11-13 18:02:27,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:02:27,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:02:27,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:02:27,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:02:27,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:26" (1/1) ... [2021-11-13 18:02:27,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:02:27,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:02:27,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:02:27,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:02:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:02:27,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 18:02:27,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:02:27,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:02:27,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:02:27,130 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-13 18:02:27,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 18:02:27,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 18:02:27,130 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-13 18:02:27,131 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-13 18:02:27,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:02:27,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:02:27,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:02:27,133 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 18:02:28,382 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:02:28,383 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 18:02:28,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:02:28 BoogieIcfgContainer [2021-11-13 18:02:28,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:02:28,389 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:02:28,389 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:02:28,393 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:02:28,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:02:25" (1/3) ... [2021-11-13 18:02:28,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b257634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:02:28, skipping insertion in model container [2021-11-13 18:02:28,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:02:26" (2/3) ... [2021-11-13 18:02:28,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b257634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:02:28, skipping insertion in model container [2021-11-13 18:02:28,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:02:28" (3/3) ... [2021-11-13 18:02:28,397 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_12-arraycollapse_rc.i [2021-11-13 18:02:28,404 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:02:28,404 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:02:28,404 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 37 error locations. [2021-11-13 18:02:28,405 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:02:28,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,573 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,573 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,573 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,573 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,598 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,598 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,598 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,598 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,600 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,600 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,600 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,600 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,601 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,601 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,601 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,601 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,602 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,602 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,602 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,603 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,603 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,603 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,604 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,604 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,604 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,605 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,605 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,605 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,605 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,606 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,606 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,606 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,607 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,607 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,607 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,607 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,608 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,608 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,608 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,608 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,609 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,609 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,609 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,610 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,610 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,610 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,610 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,611 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,611 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,611 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,611 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,612 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,612 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,612 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,613 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,613 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,613 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,614 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,614 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,614 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,615 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,615 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,615 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,615 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,616 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,616 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,616 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,616 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,617 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,617 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,617 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,617 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,618 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,618 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,622 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,622 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,623 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,623 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,623 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,623 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,623 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,624 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,624 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,624 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,624 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,625 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,625 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,625 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,625 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,626 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,626 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,626 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,626 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,627 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,627 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,627 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,627 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,627 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,628 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,628 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,628 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,628 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,629 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,629 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,629 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,629 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,630 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,630 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,630 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,630 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,630 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:02:28,633 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:02:28,716 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:02:28,728 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:02:28,728 INFO L340 AbstractCegarLoop]: Starting to check reachability of 44 error locations. [2021-11-13 18:02:28,764 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 511 places, 512 transitions, 1029 flow [2021-11-13 18:02:29,089 INFO L129 PetriNetUnfolder]: 5/511 cut-off events. [2021-11-13 18:02:29,090 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 18:02:29,096 INFO L84 FinitePrefix]: Finished finitePrefix Result has 515 conditions, 511 events. 5/511 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 130 event pairs, 0 based on Foata normal form. 0/469 useless extension candidates. Maximal degree in co-relation 385. Up to 2 conditions per place. [2021-11-13 18:02:29,096 INFO L82 GeneralOperation]: Start removeDead. Operand has 511 places, 512 transitions, 1029 flow [2021-11-13 18:02:29,108 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 510 places, 511 transitions, 1025 flow [2021-11-13 18:02:29,118 INFO L129 PetriNetUnfolder]: 4/64 cut-off events. [2021-11-13 18:02:29,120 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 18:02:29,121 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:29,122 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] [2021-11-13 18:02:29,123 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:29,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:29,133 INFO L85 PathProgramCache]: Analyzing trace with hash -138972150, now seen corresponding path program 1 times [2021-11-13 18:02:29,146 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:29,147 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732482998] [2021-11-13 18:02:29,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:29,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:29,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:02:29,468 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:29,468 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732482998] [2021-11-13 18:02:29,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732482998] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:02:29,469 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:02:29,470 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:02:29,472 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307941676] [2021-11-13 18:02:29,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:02:29,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:02:29,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:29,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:02:29,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:02:29,548 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 507 out of 512 [2021-11-13 18:02:29,558 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 510 places, 511 transitions, 1025 flow. Second operand has 2 states, 2 states have (on average 507.5) internal successors, (1015), 2 states have internal predecessors, (1015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:29,559 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:29,560 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 507 of 512 [2021-11-13 18:02:29,561 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:29,714 INFO L129 PetriNetUnfolder]: 1/507 cut-off events. [2021-11-13 18:02:29,715 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-13 18:02:29,715 INFO L84 FinitePrefix]: Finished finitePrefix Result has 513 conditions, 507 events. 1/507 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 148 event pairs, 0 based on Foata normal form. 4/470 useless extension candidates. Maximal degree in co-relation 382. Up to 2 conditions per place. [2021-11-13 18:02:29,719 INFO L132 encePairwiseOnDemand]: 508/512 looper letters, 1 selfloop transitions, 0 changer transitions 2/507 dead transitions. [2021-11-13 18:02:29,719 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 511 places, 507 transitions, 1019 flow [2021-11-13 18:02:29,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:02:29,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-11-13 18:02:29,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1019 transitions. [2021-11-13 18:02:29,752 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9951171875 [2021-11-13 18:02:29,753 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1019 transitions. [2021-11-13 18:02:29,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1019 transitions. [2021-11-13 18:02:29,796 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:29,799 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1019 transitions. [2021-11-13 18:02:29,809 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 509.5) internal successors, (1019), 2 states have internal predecessors, (1019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:29,826 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 512.0) internal successors, (1536), 3 states have internal predecessors, (1536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:29,828 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 512.0) internal successors, (1536), 3 states have internal predecessors, (1536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:29,830 INFO L186 Difference]: Start difference. First operand has 510 places, 511 transitions, 1025 flow. Second operand 2 states and 1019 transitions. [2021-11-13 18:02:29,832 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 511 places, 507 transitions, 1019 flow [2021-11-13 18:02:29,845 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 510 places, 507 transitions, 1018 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-13 18:02:29,871 INFO L242 Difference]: Finished difference. Result has 510 places, 505 transitions, 1012 flow [2021-11-13 18:02:29,875 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1016, PETRI_DIFFERENCE_MINUEND_PLACES=509, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=507, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=507, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1012, PETRI_PLACES=510, PETRI_TRANSITIONS=505} [2021-11-13 18:02:29,881 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 0 predicate places. [2021-11-13 18:02:29,881 INFO L470 AbstractCegarLoop]: Abstraction has has 510 places, 505 transitions, 1012 flow [2021-11-13 18:02:29,883 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 507.5) internal successors, (1015), 2 states have internal predecessors, (1015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:29,883 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:29,883 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] [2021-11-13 18:02:29,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:02:29,884 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:29,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:29,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1811328105, now seen corresponding path program 1 times [2021-11-13 18:02:29,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:29,886 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824899807] [2021-11-13 18:02:29,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:29,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:29,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:30,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:02:30,039 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:30,039 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824899807] [2021-11-13 18:02:30,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824899807] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:02:30,040 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:02:30,040 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:02:30,041 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338717797] [2021-11-13 18:02:30,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:02:30,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:02:30,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:30,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:02:30,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:02:30,049 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 500 out of 512 [2021-11-13 18:02:30,053 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 510 places, 505 transitions, 1012 flow. Second operand has 3 states, 3 states have (on average 501.0) internal successors, (1503), 3 states have internal predecessors, (1503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:30,053 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:30,053 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 500 of 512 [2021-11-13 18:02:30,053 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:30,225 INFO L129 PetriNetUnfolder]: 1/509 cut-off events. [2021-11-13 18:02:30,225 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 18:02:30,226 INFO L84 FinitePrefix]: Finished finitePrefix Result has 526 conditions, 509 events. 1/509 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 143 event pairs, 0 based on Foata normal form. 0/470 useless extension candidates. Maximal degree in co-relation 523. Up to 9 conditions per place. [2021-11-13 18:02:30,228 INFO L132 encePairwiseOnDemand]: 509/512 looper letters, 10 selfloop transitions, 2 changer transitions 0/509 dead transitions. [2021-11-13 18:02:30,229 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 510 places, 509 transitions, 1044 flow [2021-11-13 18:02:30,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:02:30,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:02:30,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1513 transitions. [2021-11-13 18:02:30,236 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9850260416666666 [2021-11-13 18:02:30,237 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1513 transitions. [2021-11-13 18:02:30,237 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1513 transitions. [2021-11-13 18:02:30,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:30,239 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1513 transitions. [2021-11-13 18:02:30,246 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 504.3333333333333) internal successors, (1513), 3 states have internal predecessors, (1513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:30,252 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 512.0) internal successors, (2048), 4 states have internal predecessors, (2048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:30,255 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 512.0) internal successors, (2048), 4 states have internal predecessors, (2048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:30,255 INFO L186 Difference]: Start difference. First operand has 510 places, 505 transitions, 1012 flow. Second operand 3 states and 1513 transitions. [2021-11-13 18:02:30,255 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 510 places, 509 transitions, 1044 flow [2021-11-13 18:02:30,262 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 510 places, 509 transitions, 1044 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-13 18:02:30,274 INFO L242 Difference]: Finished difference. Result has 511 places, 506 transitions, 1024 flow [2021-11-13 18:02:30,276 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1012, PETRI_DIFFERENCE_MINUEND_PLACES=508, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=505, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=503, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1024, PETRI_PLACES=511, PETRI_TRANSITIONS=506} [2021-11-13 18:02:30,277 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 1 predicate places. [2021-11-13 18:02:30,277 INFO L470 AbstractCegarLoop]: Abstraction has has 511 places, 506 transitions, 1024 flow [2021-11-13 18:02:30,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 501.0) internal successors, (1503), 3 states have internal predecessors, (1503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:30,279 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:30,280 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] [2021-11-13 18:02:30,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:02:30,280 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:30,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:30,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1541242135, now seen corresponding path program 1 times [2021-11-13 18:02:30,282 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:30,283 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055799214] [2021-11-13 18:02:30,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:30,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:30,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:02:30,469 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:30,469 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055799214] [2021-11-13 18:02:30,470 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055799214] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:02:30,470 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1973929604] [2021-11-13 18:02:30,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:30,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:02:30,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:02:30,477 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:02:30,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:02:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:30,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 18:02:30,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:02:30,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:02:30,836 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:02:31,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:02:31,004 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1973929604] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:02:31,004 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:02:31,005 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-13 18:02:31,005 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386216239] [2021-11-13 18:02:31,005 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:02:31,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:02:31,007 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:31,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:02:31,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:02:31,029 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 499 out of 512 [2021-11-13 18:02:31,041 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 511 places, 506 transitions, 1024 flow. Second operand has 10 states, 10 states have (on average 501.0) internal successors, (5010), 10 states have internal predecessors, (5010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:31,041 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:31,041 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 499 of 512 [2021-11-13 18:02:31,041 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:31,282 INFO L129 PetriNetUnfolder]: 1/516 cut-off events. [2021-11-13 18:02:31,282 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-13 18:02:31,283 INFO L84 FinitePrefix]: Finished finitePrefix Result has 549 conditions, 516 events. 1/516 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 138 event pairs, 0 based on Foata normal form. 2/480 useless extension candidates. Maximal degree in co-relation 544. Up to 6 conditions per place. [2021-11-13 18:02:31,286 INFO L132 encePairwiseOnDemand]: 506/512 looper letters, 11 selfloop transitions, 9 changer transitions 0/516 dead transitions. [2021-11-13 18:02:31,286 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 519 places, 516 transitions, 1086 flow [2021-11-13 18:02:31,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:02:31,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-13 18:02:31,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4513 transitions. [2021-11-13 18:02:31,303 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9793836805555556 [2021-11-13 18:02:31,304 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4513 transitions. [2021-11-13 18:02:31,304 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4513 transitions. [2021-11-13 18:02:31,308 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:31,309 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4513 transitions. [2021-11-13 18:02:31,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 501.44444444444446) internal successors, (4513), 9 states have internal predecessors, (4513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:31,343 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 512.0) internal successors, (5120), 10 states have internal predecessors, (5120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:31,349 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 512.0) internal successors, (5120), 10 states have internal predecessors, (5120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:31,349 INFO L186 Difference]: Start difference. First operand has 511 places, 506 transitions, 1024 flow. Second operand 9 states and 4513 transitions. [2021-11-13 18:02:31,349 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 519 places, 516 transitions, 1086 flow [2021-11-13 18:02:31,356 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 518 places, 516 transitions, 1084 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-13 18:02:31,367 INFO L242 Difference]: Finished difference. Result has 521 places, 512 transitions, 1072 flow [2021-11-13 18:02:31,369 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1022, PETRI_DIFFERENCE_MINUEND_PLACES=510, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=506, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=500, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1072, PETRI_PLACES=521, PETRI_TRANSITIONS=512} [2021-11-13 18:02:31,370 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 11 predicate places. [2021-11-13 18:02:31,370 INFO L470 AbstractCegarLoop]: Abstraction has has 521 places, 512 transitions, 1072 flow [2021-11-13 18:02:31,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 501.0) internal successors, (5010), 10 states have internal predecessors, (5010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:31,376 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:31,376 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:02:31,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:02:31,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:02:31,601 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:31,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:31,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1371027543, now seen corresponding path program 2 times [2021-11-13 18:02:31,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:31,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606481197] [2021-11-13 18:02:31,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:31,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:31,730 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:02:31,731 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:31,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606481197] [2021-11-13 18:02:31,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606481197] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:02:31,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [434435813] [2021-11-13 18:02:31,732 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:02:31,732 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:02:31,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:02:31,737 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:02:31,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 18:02:31,852 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:02:31,852 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:02:31,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 18:02:31,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:02:32,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 18:02:32,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:02:32,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-13 18:02:32,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:02:32,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:02:32,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:02:32,167 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 18:02:32,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-13 18:02:32,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:02:32,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:02:32,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:02:32,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:02:32,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:02:32,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:02:32,234 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 18:02:32,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2021-11-13 18:02:32,291 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 18:02:32,291 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:02:32,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [434435813] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:02:32,292 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:02:32,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 15 [2021-11-13 18:02:32,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498885035] [2021-11-13 18:02:32,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:02:32,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:02:32,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:32,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:02:32,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2021-11-13 18:02:32,303 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 240 out of 512 [2021-11-13 18:02:32,308 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 521 places, 512 transitions, 1072 flow. Second operand has 8 states, 8 states have (on average 241.375) internal successors, (1931), 8 states have internal predecessors, (1931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:32,308 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:32,308 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 240 of 512 [2021-11-13 18:02:32,308 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:34,134 INFO L129 PetriNetUnfolder]: 649/2349 cut-off events. [2021-11-13 18:02:34,134 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-11-13 18:02:34,142 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3942 conditions, 2349 events. 649/2349 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 11584 event pairs, 648 based on Foata normal form. 0/2083 useless extension candidates. Maximal degree in co-relation 3935. Up to 1519 conditions per place. [2021-11-13 18:02:34,158 INFO L132 encePairwiseOnDemand]: 463/512 looper letters, 219 selfloop transitions, 44 changer transitions 0/507 dead transitions. [2021-11-13 18:02:34,158 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 524 places, 507 transitions, 1588 flow [2021-11-13 18:02:34,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:02:34,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-13 18:02:34,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2428 transitions. [2021-11-13 18:02:34,245 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5269097222222222 [2021-11-13 18:02:34,246 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2428 transitions. [2021-11-13 18:02:34,246 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2428 transitions. [2021-11-13 18:02:34,249 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:34,249 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2428 transitions. [2021-11-13 18:02:34,260 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 269.77777777777777) internal successors, (2428), 9 states have internal predecessors, (2428), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:34,275 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 512.0) internal successors, (5120), 10 states have internal predecessors, (5120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:34,281 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 512.0) internal successors, (5120), 10 states have internal predecessors, (5120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:34,281 INFO L186 Difference]: Start difference. First operand has 521 places, 512 transitions, 1072 flow. Second operand 9 states and 2428 transitions. [2021-11-13 18:02:34,281 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 524 places, 507 transitions, 1588 flow [2021-11-13 18:02:34,296 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 523 places, 507 transitions, 1582 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-11-13 18:02:34,313 INFO L242 Difference]: Finished difference. Result has 523 places, 507 transitions, 1144 flow [2021-11-13 18:02:34,315 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1056, PETRI_DIFFERENCE_MINUEND_PLACES=515, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=507, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=44, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=463, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1144, PETRI_PLACES=523, PETRI_TRANSITIONS=507} [2021-11-13 18:02:34,317 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 13 predicate places. [2021-11-13 18:02:34,317 INFO L470 AbstractCegarLoop]: Abstraction has has 523 places, 507 transitions, 1144 flow [2021-11-13 18:02:34,319 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 241.375) internal successors, (1931), 8 states have internal predecessors, (1931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:34,319 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:34,320 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:02:34,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:02:34,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:02:34,541 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:34,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:34,542 INFO L85 PathProgramCache]: Analyzing trace with hash -929045048, now seen corresponding path program 1 times [2021-11-13 18:02:34,542 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:34,543 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730109777] [2021-11-13 18:02:34,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:34,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:34,676 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:02:34,677 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:34,677 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730109777] [2021-11-13 18:02:34,677 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730109777] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:02:34,678 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [171131828] [2021-11-13 18:02:34,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:34,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:02:34,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:02:34,680 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:02:34,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-13 18:02:34,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:34,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 18:02:34,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:02:35,050 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:02:35,051 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:02:35,347 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:02:35,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [171131828] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:02:35,348 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:02:35,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-11-13 18:02:35,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332446062] [2021-11-13 18:02:35,349 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:02:35,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-13 18:02:35,350 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:35,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-13 18:02:35,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-11-13 18:02:35,373 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 499 out of 512 [2021-11-13 18:02:35,390 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 523 places, 507 transitions, 1144 flow. Second operand has 18 states, 18 states have (on average 501.22222222222223) internal successors, (9022), 18 states have internal predecessors, (9022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:35,391 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:35,391 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 499 of 512 [2021-11-13 18:02:35,391 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:35,794 INFO L129 PetriNetUnfolder]: 1/531 cut-off events. [2021-11-13 18:02:35,794 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-11-13 18:02:35,795 INFO L84 FinitePrefix]: Finished finitePrefix Result has 671 conditions, 531 events. 1/531 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 132 event pairs, 0 based on Foata normal form. 4/502 useless extension candidates. Maximal degree in co-relation 663. Up to 11 conditions per place. [2021-11-13 18:02:35,798 INFO L132 encePairwiseOnDemand]: 506/512 looper letters, 19 selfloop transitions, 21 changer transitions 0/531 dead transitions. [2021-11-13 18:02:35,798 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 543 places, 531 transitions, 1324 flow [2021-11-13 18:02:35,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-13 18:02:35,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-11-13 18:02:35,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 10523 transitions. [2021-11-13 18:02:35,836 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9787016369047619 [2021-11-13 18:02:35,836 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 10523 transitions. [2021-11-13 18:02:35,837 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 10523 transitions. [2021-11-13 18:02:35,846 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:35,847 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 10523 transitions. [2021-11-13 18:02:35,880 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 501.0952380952381) internal successors, (10523), 21 states have internal predecessors, (10523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:35,910 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 512.0) internal successors, (11264), 22 states have internal predecessors, (11264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:35,915 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 512.0) internal successors, (11264), 22 states have internal predecessors, (11264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:35,915 INFO L186 Difference]: Start difference. First operand has 523 places, 507 transitions, 1144 flow. Second operand 21 states and 10523 transitions. [2021-11-13 18:02:35,916 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 543 places, 531 transitions, 1324 flow [2021-11-13 18:02:35,924 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 535 places, 531 transitions, 1236 flow, removed 0 selfloop flow, removed 8 redundant places. [2021-11-13 18:02:35,935 INFO L242 Difference]: Finished difference. Result has 540 places, 520 transitions, 1186 flow [2021-11-13 18:02:35,936 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1056, PETRI_DIFFERENCE_MINUEND_PLACES=515, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=507, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=496, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=1186, PETRI_PLACES=540, PETRI_TRANSITIONS=520} [2021-11-13 18:02:35,937 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 30 predicate places. [2021-11-13 18:02:35,938 INFO L470 AbstractCegarLoop]: Abstraction has has 540 places, 520 transitions, 1186 flow [2021-11-13 18:02:35,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 501.22222222222223) internal successors, (9022), 18 states have internal predecessors, (9022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:35,941 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:35,942 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:02:35,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:02:36,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:02:36,157 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:36,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:36,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1454877768, now seen corresponding path program 2 times [2021-11-13 18:02:36,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:36,158 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655170582] [2021-11-13 18:02:36,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:36,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:36,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:36,407 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:02:36,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:36,407 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655170582] [2021-11-13 18:02:36,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655170582] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:02:36,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1902248626] [2021-11-13 18:02:36,408 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:02:36,408 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:02:36,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:02:36,410 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:02:36,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-13 18:02:36,523 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:02:36,523 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:02:36,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:02:36,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:02:36,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-13 18:02:36,771 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-11-13 18:02:36,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-11-13 18:02:36,828 INFO L354 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2021-11-13 18:02:36,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2021-11-13 18:02:36,936 INFO L354 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2021-11-13 18:02:36,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 46 [2021-11-13 18:02:36,981 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-13 18:02:36,981 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-13 18:02:36,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1902248626] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:02:36,982 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 18:02:36,982 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2021-11-13 18:02:36,982 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586235428] [2021-11-13 18:02:36,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:02:36,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:02:36,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:36,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:02:36,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2021-11-13 18:02:36,989 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 250 out of 512 [2021-11-13 18:02:36,992 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 540 places, 520 transitions, 1186 flow. Second operand has 6 states, 6 states have (on average 252.5) internal successors, (1515), 6 states have internal predecessors, (1515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:36,992 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:36,992 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 250 of 512 [2021-11-13 18:02:36,992 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:38,436 INFO L129 PetriNetUnfolder]: 649/2364 cut-off events. [2021-11-13 18:02:38,437 INFO L130 PetriNetUnfolder]: For 37/37 co-relation queries the response was YES. [2021-11-13 18:02:38,444 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4005 conditions, 2364 events. 649/2364 cut-off events. For 37/37 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 11577 event pairs, 648 based on Foata normal form. 0/2103 useless extension candidates. Maximal degree in co-relation 3993. Up to 1520 conditions per place. [2021-11-13 18:02:38,461 INFO L132 encePairwiseOnDemand]: 482/512 looper letters, 223 selfloop transitions, 25 changer transitions 0/515 dead transitions. [2021-11-13 18:02:38,461 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 540 places, 515 transitions, 1672 flow [2021-11-13 18:02:38,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:02:38,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:02:38,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1753 transitions. [2021-11-13 18:02:38,471 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5706380208333334 [2021-11-13 18:02:38,471 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1753 transitions. [2021-11-13 18:02:38,471 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1753 transitions. [2021-11-13 18:02:38,473 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:38,474 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1753 transitions. [2021-11-13 18:02:38,480 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 292.1666666666667) internal successors, (1753), 6 states have internal predecessors, (1753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:38,490 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:38,492 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:38,492 INFO L186 Difference]: Start difference. First operand has 540 places, 520 transitions, 1186 flow. Second operand 6 states and 1753 transitions. [2021-11-13 18:02:38,493 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 540 places, 515 transitions, 1672 flow [2021-11-13 18:02:38,504 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 534 places, 515 transitions, 1648 flow, removed 6 selfloop flow, removed 6 redundant places. [2021-11-13 18:02:38,518 INFO L242 Difference]: Finished difference. Result has 534 places, 515 transitions, 1202 flow [2021-11-13 18:02:38,519 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1152, PETRI_DIFFERENCE_MINUEND_PLACES=529, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=515, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=490, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1202, PETRI_PLACES=534, PETRI_TRANSITIONS=515} [2021-11-13 18:02:38,520 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 24 predicate places. [2021-11-13 18:02:38,521 INFO L470 AbstractCegarLoop]: Abstraction has has 534 places, 515 transitions, 1202 flow [2021-11-13 18:02:38,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 252.5) internal successors, (1515), 6 states have internal predecessors, (1515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:38,522 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:38,523 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:02:38,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:02:38,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:02:38,729 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:38,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:38,729 INFO L85 PathProgramCache]: Analyzing trace with hash -729651107, now seen corresponding path program 1 times [2021-11-13 18:02:38,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:38,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49594215] [2021-11-13 18:02:38,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:38,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:38,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:38,977 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:02:38,977 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:38,977 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49594215] [2021-11-13 18:02:38,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49594215] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:02:38,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2058717836] [2021-11-13 18:02:38,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:38,978 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:02:38,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:02:38,979 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:02:39,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-13 18:02:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:39,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-13 18:02:39,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:02:39,420 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:02:39,420 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:02:39,868 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:02:39,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2058717836] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:02:39,869 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:02:39,869 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-11-13 18:02:39,870 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726549540] [2021-11-13 18:02:39,870 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:02:39,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-13 18:02:39,871 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:39,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-13 18:02:39,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-11-13 18:02:39,892 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 499 out of 512 [2021-11-13 18:02:39,907 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 534 places, 515 transitions, 1202 flow. Second operand has 23 states, 23 states have (on average 501.39130434782606) internal successors, (11532), 23 states have internal predecessors, (11532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:39,907 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:39,907 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 499 of 512 [2021-11-13 18:02:39,908 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:40,383 INFO L129 PetriNetUnfolder]: 1/541 cut-off events. [2021-11-13 18:02:40,383 INFO L130 PetriNetUnfolder]: For 123/123 co-relation queries the response was YES. [2021-11-13 18:02:40,384 INFO L84 FinitePrefix]: Finished finitePrefix Result has 740 conditions, 541 events. 1/541 cut-off events. For 123/123 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 125 event pairs, 0 based on Foata normal form. 3/516 useless extension candidates. Maximal degree in co-relation 727. Up to 16 conditions per place. [2021-11-13 18:02:40,387 INFO L132 encePairwiseOnDemand]: 506/512 looper letters, 25 selfloop transitions, 30 changer transitions 0/541 dead transitions. [2021-11-13 18:02:40,387 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 563 places, 541 transitions, 1452 flow [2021-11-13 18:02:40,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-13 18:02:40,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-11-13 18:02:40,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 15028 transitions. [2021-11-13 18:02:40,439 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9783854166666667 [2021-11-13 18:02:40,440 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 15028 transitions. [2021-11-13 18:02:40,440 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 15028 transitions. [2021-11-13 18:02:40,451 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:40,452 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 15028 transitions. [2021-11-13 18:02:40,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 500.93333333333334) internal successors, (15028), 30 states have internal predecessors, (15028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:40,539 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 512.0) internal successors, (15872), 31 states have internal predecessors, (15872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:40,546 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 512.0) internal successors, (15872), 31 states have internal predecessors, (15872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:40,546 INFO L186 Difference]: Start difference. First operand has 534 places, 515 transitions, 1202 flow. Second operand 30 states and 15028 transitions. [2021-11-13 18:02:40,546 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 563 places, 541 transitions, 1452 flow [2021-11-13 18:02:40,554 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 558 places, 541 transitions, 1402 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-13 18:02:40,566 INFO L242 Difference]: Finished difference. Result has 562 places, 525 transitions, 1304 flow [2021-11-13 18:02:40,567 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1152, PETRI_DIFFERENCE_MINUEND_PLACES=529, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=515, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=492, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=1304, PETRI_PLACES=562, PETRI_TRANSITIONS=525} [2021-11-13 18:02:40,568 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 52 predicate places. [2021-11-13 18:02:40,569 INFO L470 AbstractCegarLoop]: Abstraction has has 562 places, 525 transitions, 1304 flow [2021-11-13 18:02:40,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 501.39130434782606) internal successors, (11532), 23 states have internal predecessors, (11532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:40,573 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:40,574 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:02:40,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:02:40,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4a1ca1a-693b-4e32-83e6-7cfc5a64ae01/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-13 18:02:40,801 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:40,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:40,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1983182283, now seen corresponding path program 2 times [2021-11-13 18:02:40,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:40,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766294723] [2021-11-13 18:02:40,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:40,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:41,060 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:02:41,060 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:41,060 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766294723] [2021-11-13 18:02:41,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766294723] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:02:41,061 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:02:41,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:02:41,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63256652] [2021-11-13 18:02:41,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:02:41,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:02:41,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:41,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:02:41,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:02:41,068 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 268 out of 512 [2021-11-13 18:02:41,070 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 562 places, 525 transitions, 1304 flow. Second operand has 6 states, 6 states have (on average 271.6666666666667) internal successors, (1630), 6 states have internal predecessors, (1630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:41,070 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:41,071 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 268 of 512 [2021-11-13 18:02:41,071 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:42,953 INFO L129 PetriNetUnfolder]: 778/2696 cut-off events. [2021-11-13 18:02:42,953 INFO L130 PetriNetUnfolder]: For 118/118 co-relation queries the response was YES. [2021-11-13 18:02:42,968 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4644 conditions, 2696 events. 778/2696 cut-off events. For 118/118 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 13752 event pairs, 777 based on Foata normal form. 0/2411 useless extension candidates. Maximal degree in co-relation 4628. Up to 1779 conditions per place. [2021-11-13 18:02:42,986 INFO L132 encePairwiseOnDemand]: 506/512 looper letters, 224 selfloop transitions, 5 changer transitions 0/524 dead transitions. [2021-11-13 18:02:42,987 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 566 places, 524 transitions, 1760 flow [2021-11-13 18:02:42,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:02:42,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:02:42,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1838 transitions. [2021-11-13 18:02:42,995 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5983072916666666 [2021-11-13 18:02:42,996 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1838 transitions. [2021-11-13 18:02:42,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1838 transitions. [2021-11-13 18:02:42,997 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:42,997 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1838 transitions. [2021-11-13 18:02:43,002 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 306.3333333333333) internal successors, (1838), 6 states have internal predecessors, (1838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:43,009 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:43,011 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:43,011 INFO L186 Difference]: Start difference. First operand has 562 places, 525 transitions, 1304 flow. Second operand 6 states and 1838 transitions. [2021-11-13 18:02:43,011 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 566 places, 524 transitions, 1760 flow [2021-11-13 18:02:43,025 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 548 places, 524 transitions, 1714 flow, removed 5 selfloop flow, removed 18 redundant places. [2021-11-13 18:02:43,037 INFO L242 Difference]: Finished difference. Result has 548 places, 524 transitions, 1266 flow [2021-11-13 18:02:43,038 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1256, PETRI_DIFFERENCE_MINUEND_PLACES=543, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=524, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=519, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1266, PETRI_PLACES=548, PETRI_TRANSITIONS=524} [2021-11-13 18:02:43,043 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 38 predicate places. [2021-11-13 18:02:43,043 INFO L470 AbstractCegarLoop]: Abstraction has has 548 places, 524 transitions, 1266 flow [2021-11-13 18:02:43,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 271.6666666666667) internal successors, (1630), 6 states have internal predecessors, (1630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:43,044 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:43,045 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:02:43,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 18:02:43,045 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:43,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:43,046 INFO L85 PathProgramCache]: Analyzing trace with hash -8525457, now seen corresponding path program 1 times [2021-11-13 18:02:43,046 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:43,046 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614582506] [2021-11-13 18:02:43,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:43,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:43,277 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:02:43,277 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:43,277 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614582506] [2021-11-13 18:02:43,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614582506] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:02:43,278 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:02:43,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:02:43,278 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686515682] [2021-11-13 18:02:43,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:02:43,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:02:43,280 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:43,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:02:43,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:02:43,293 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 270 out of 512 [2021-11-13 18:02:43,296 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 548 places, 524 transitions, 1266 flow. Second operand has 6 states, 6 states have (on average 276.1666666666667) internal successors, (1657), 6 states have internal predecessors, (1657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:43,296 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:43,296 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 270 of 512 [2021-11-13 18:02:43,296 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:46,268 INFO L129 PetriNetUnfolder]: 1388/4413 cut-off events. [2021-11-13 18:02:46,269 INFO L130 PetriNetUnfolder]: For 126/126 co-relation queries the response was YES. [2021-11-13 18:02:46,288 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7615 conditions, 4413 events. 1388/4413 cut-off events. For 126/126 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 28708 event pairs, 95 based on Foata normal form. 0/3951 useless extension candidates. Maximal degree in co-relation 7598. Up to 1934 conditions per place. [2021-11-13 18:02:46,315 INFO L132 encePairwiseOnDemand]: 478/512 looper letters, 311 selfloop transitions, 79 changer transitions 0/687 dead transitions. [2021-11-13 18:02:46,315 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 551 places, 687 transitions, 2372 flow [2021-11-13 18:02:46,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:02:46,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:02:46,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2013 transitions. [2021-11-13 18:02:46,324 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6552734375 [2021-11-13 18:02:46,324 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2013 transitions. [2021-11-13 18:02:46,324 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2013 transitions. [2021-11-13 18:02:46,326 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:46,326 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2013 transitions. [2021-11-13 18:02:46,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 335.5) internal successors, (2013), 6 states have internal predecessors, (2013), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:46,336 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:46,338 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:46,338 INFO L186 Difference]: Start difference. First operand has 548 places, 524 transitions, 1266 flow. Second operand 6 states and 2013 transitions. [2021-11-13 18:02:46,339 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 551 places, 687 transitions, 2372 flow [2021-11-13 18:02:46,348 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 546 places, 687 transitions, 2362 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-13 18:02:46,361 INFO L242 Difference]: Finished difference. Result has 551 places, 590 transitions, 1746 flow [2021-11-13 18:02:46,363 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1252, PETRI_DIFFERENCE_MINUEND_PLACES=541, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=522, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=491, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1746, PETRI_PLACES=551, PETRI_TRANSITIONS=590} [2021-11-13 18:02:46,364 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 41 predicate places. [2021-11-13 18:02:46,364 INFO L470 AbstractCegarLoop]: Abstraction has has 551 places, 590 transitions, 1746 flow [2021-11-13 18:02:46,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 276.1666666666667) internal successors, (1657), 6 states have internal predecessors, (1657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:46,365 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:46,366 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:02:46,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-13 18:02:46,366 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:46,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:46,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1897897135, now seen corresponding path program 1 times [2021-11-13 18:02:46,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:46,367 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090991160] [2021-11-13 18:02:46,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:46,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:46,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:46,525 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:02:46,525 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:46,525 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090991160] [2021-11-13 18:02:46,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090991160] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:02:46,526 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:02:46,526 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:02:46,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522731423] [2021-11-13 18:02:46,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:02:46,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:02:46,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:46,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:02:46,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:02:46,532 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 269 out of 512 [2021-11-13 18:02:46,534 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 551 places, 590 transitions, 1746 flow. Second operand has 6 states, 6 states have (on average 275.3333333333333) internal successors, (1652), 6 states have internal predecessors, (1652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:46,535 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:46,535 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 269 of 512 [2021-11-13 18:02:46,535 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:49,412 INFO L129 PetriNetUnfolder]: 1207/4237 cut-off events. [2021-11-13 18:02:49,412 INFO L130 PetriNetUnfolder]: For 1385/1481 co-relation queries the response was YES. [2021-11-13 18:02:49,433 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8470 conditions, 4237 events. 1207/4237 cut-off events. For 1385/1481 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 27447 event pairs, 807 based on Foata normal form. 0/3842 useless extension candidates. Maximal degree in co-relation 8449. Up to 2664 conditions per place. [2021-11-13 18:02:49,470 INFO L132 encePairwiseOnDemand]: 488/512 looper letters, 270 selfloop transitions, 20 changer transitions 0/586 dead transitions. [2021-11-13 18:02:49,470 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 552 places, 586 transitions, 2318 flow [2021-11-13 18:02:49,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:02:49,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:02:49,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1840 transitions. [2021-11-13 18:02:49,479 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5989583333333334 [2021-11-13 18:02:49,479 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1840 transitions. [2021-11-13 18:02:49,480 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1840 transitions. [2021-11-13 18:02:49,481 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:49,481 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1840 transitions. [2021-11-13 18:02:49,486 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 306.6666666666667) internal successors, (1840), 6 states have internal predecessors, (1840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:49,494 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:49,496 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:49,496 INFO L186 Difference]: Start difference. First operand has 551 places, 590 transitions, 1746 flow. Second operand 6 states and 1840 transitions. [2021-11-13 18:02:49,496 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 552 places, 586 transitions, 2318 flow [2021-11-13 18:02:49,602 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 552 places, 586 transitions, 2318 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-13 18:02:49,614 INFO L242 Difference]: Finished difference. Result has 552 places, 586 transitions, 1778 flow [2021-11-13 18:02:49,616 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1738, PETRI_DIFFERENCE_MINUEND_PLACES=547, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=586, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=566, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1778, PETRI_PLACES=552, PETRI_TRANSITIONS=586} [2021-11-13 18:02:49,617 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 42 predicate places. [2021-11-13 18:02:49,618 INFO L470 AbstractCegarLoop]: Abstraction has has 552 places, 586 transitions, 1778 flow [2021-11-13 18:02:49,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 275.3333333333333) internal successors, (1652), 6 states have internal predecessors, (1652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:49,619 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:49,619 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:02:49,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-13 18:02:49,620 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:49,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:49,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1959333883, now seen corresponding path program 1 times [2021-11-13 18:02:49,621 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:49,621 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805168921] [2021-11-13 18:02:49,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:49,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:49,843 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:02:49,843 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:49,843 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805168921] [2021-11-13 18:02:49,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805168921] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:02:49,844 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:02:49,844 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:02:49,844 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069383432] [2021-11-13 18:02:49,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:02:49,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:02:49,845 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:49,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:02:49,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:02:49,850 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 261 out of 512 [2021-11-13 18:02:49,852 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 552 places, 586 transitions, 1778 flow. Second operand has 6 states, 6 states have (on average 268.5) internal successors, (1611), 6 states have internal predecessors, (1611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:49,853 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:49,853 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 261 of 512 [2021-11-13 18:02:49,853 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:52,238 INFO L129 PetriNetUnfolder]: 1207/4233 cut-off events. [2021-11-13 18:02:52,238 INFO L130 PetriNetUnfolder]: For 1385/1481 co-relation queries the response was YES. [2021-11-13 18:02:52,259 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8491 conditions, 4233 events. 1207/4233 cut-off events. For 1385/1481 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 27448 event pairs, 807 based on Foata normal form. 0/3842 useless extension candidates. Maximal degree in co-relation 8469. Up to 2672 conditions per place. [2021-11-13 18:02:52,281 INFO L132 encePairwiseOnDemand]: 488/512 looper letters, 274 selfloop transitions, 20 changer transitions 0/582 dead transitions. [2021-11-13 18:02:52,281 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 553 places, 582 transitions, 2358 flow [2021-11-13 18:02:52,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:02:52,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:02:52,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1796 transitions. [2021-11-13 18:02:52,296 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5846354166666666 [2021-11-13 18:02:52,296 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1796 transitions. [2021-11-13 18:02:52,297 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1796 transitions. [2021-11-13 18:02:52,301 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:52,301 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1796 transitions. [2021-11-13 18:02:52,305 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 299.3333333333333) internal successors, (1796), 6 states have internal predecessors, (1796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:52,310 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:52,311 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:52,312 INFO L186 Difference]: Start difference. First operand has 552 places, 586 transitions, 1778 flow. Second operand 6 states and 1796 transitions. [2021-11-13 18:02:52,312 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 553 places, 582 transitions, 2358 flow [2021-11-13 18:02:52,325 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 548 places, 582 transitions, 2318 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-13 18:02:52,337 INFO L242 Difference]: Finished difference. Result has 548 places, 582 transitions, 1770 flow [2021-11-13 18:02:52,339 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1730, PETRI_DIFFERENCE_MINUEND_PLACES=543, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=582, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=562, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1770, PETRI_PLACES=548, PETRI_TRANSITIONS=582} [2021-11-13 18:02:52,340 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 38 predicate places. [2021-11-13 18:02:52,340 INFO L470 AbstractCegarLoop]: Abstraction has has 548 places, 582 transitions, 1770 flow [2021-11-13 18:02:52,341 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 268.5) internal successors, (1611), 6 states have internal predecessors, (1611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:52,341 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:52,341 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:02:52,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-13 18:02:52,342 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:52,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:52,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1861414115, now seen corresponding path program 1 times [2021-11-13 18:02:52,343 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:52,343 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529901663] [2021-11-13 18:02:52,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:52,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:52,560 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:02:52,560 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:52,560 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529901663] [2021-11-13 18:02:52,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529901663] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:02:52,561 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:02:52,561 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:02:52,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474033571] [2021-11-13 18:02:52,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:02:52,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:02:52,562 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:52,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:02:52,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:02:52,567 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 261 out of 512 [2021-11-13 18:02:52,568 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 548 places, 582 transitions, 1770 flow. Second operand has 6 states, 6 states have (on average 269.3333333333333) internal successors, (1616), 6 states have internal predecessors, (1616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:52,569 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:52,569 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 261 of 512 [2021-11-13 18:02:52,569 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:54,673 INFO L129 PetriNetUnfolder]: 1207/4229 cut-off events. [2021-11-13 18:02:54,673 INFO L130 PetriNetUnfolder]: For 1393/1489 co-relation queries the response was YES. [2021-11-13 18:02:54,687 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8483 conditions, 4229 events. 1207/4229 cut-off events. For 1393/1489 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 27441 event pairs, 807 based on Foata normal form. 0/3842 useless extension candidates. Maximal degree in co-relation 8461. Up to 2668 conditions per place. [2021-11-13 18:02:54,705 INFO L132 encePairwiseOnDemand]: 488/512 looper letters, 270 selfloop transitions, 20 changer transitions 0/578 dead transitions. [2021-11-13 18:02:54,705 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 549 places, 578 transitions, 2342 flow [2021-11-13 18:02:54,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:02:54,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:02:54,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1792 transitions. [2021-11-13 18:02:54,710 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5833333333333334 [2021-11-13 18:02:54,710 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1792 transitions. [2021-11-13 18:02:54,711 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1792 transitions. [2021-11-13 18:02:54,712 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:54,712 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1792 transitions. [2021-11-13 18:02:54,717 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 298.6666666666667) internal successors, (1792), 6 states have internal predecessors, (1792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:54,723 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:54,724 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:54,724 INFO L186 Difference]: Start difference. First operand has 548 places, 582 transitions, 1770 flow. Second operand 6 states and 1792 transitions. [2021-11-13 18:02:54,724 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 549 places, 578 transitions, 2342 flow [2021-11-13 18:02:54,739 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 544 places, 578 transitions, 2302 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-13 18:02:54,753 INFO L242 Difference]: Finished difference. Result has 544 places, 578 transitions, 1762 flow [2021-11-13 18:02:54,754 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1722, PETRI_DIFFERENCE_MINUEND_PLACES=539, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=578, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=558, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1762, PETRI_PLACES=544, PETRI_TRANSITIONS=578} [2021-11-13 18:02:54,755 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 34 predicate places. [2021-11-13 18:02:54,756 INFO L470 AbstractCegarLoop]: Abstraction has has 544 places, 578 transitions, 1762 flow [2021-11-13 18:02:54,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 269.3333333333333) internal successors, (1616), 6 states have internal predecessors, (1616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:54,756 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:54,757 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:02:54,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-13 18:02:54,757 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:54,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:54,758 INFO L85 PathProgramCache]: Analyzing trace with hash -63759393, now seen corresponding path program 1 times [2021-11-13 18:02:54,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:54,759 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50881179] [2021-11-13 18:02:54,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:54,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:54,982 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:02:54,983 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:54,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50881179] [2021-11-13 18:02:54,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50881179] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:02:54,983 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:02:54,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:02:54,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123760455] [2021-11-13 18:02:54,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:02:54,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:02:54,986 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:54,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:02:54,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:02:54,991 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 270 out of 512 [2021-11-13 18:02:54,993 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 544 places, 578 transitions, 1762 flow. Second operand has 6 states, 6 states have (on average 281.5) internal successors, (1689), 6 states have internal predecessors, (1689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:54,993 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:54,993 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 270 of 512 [2021-11-13 18:02:54,994 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:57,365 INFO L129 PetriNetUnfolder]: 1278/4363 cut-off events. [2021-11-13 18:02:57,366 INFO L130 PetriNetUnfolder]: For 1408/1512 co-relation queries the response was YES. [2021-11-13 18:02:57,377 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8781 conditions, 4363 events. 1278/4363 cut-off events. For 1408/1512 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 28326 event pairs, 874 based on Foata normal form. 0/3966 useless extension candidates. Maximal degree in co-relation 8759. Up to 2816 conditions per place. [2021-11-13 18:02:57,394 INFO L132 encePairwiseOnDemand]: 506/512 looper letters, 275 selfloop transitions, 5 changer transitions 0/577 dead transitions. [2021-11-13 18:02:57,395 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 548 places, 577 transitions, 2320 flow [2021-11-13 18:02:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:02:57,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:02:57,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1833 transitions. [2021-11-13 18:02:57,400 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5966796875 [2021-11-13 18:02:57,400 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1833 transitions. [2021-11-13 18:02:57,401 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1833 transitions. [2021-11-13 18:02:57,402 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:57,402 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1833 transitions. [2021-11-13 18:02:57,406 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 305.5) internal successors, (1833), 6 states have internal predecessors, (1833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:57,410 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:57,411 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:57,411 INFO L186 Difference]: Start difference. First operand has 544 places, 578 transitions, 1762 flow. Second operand 6 states and 1833 transitions. [2021-11-13 18:02:57,411 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 548 places, 577 transitions, 2320 flow [2021-11-13 18:02:57,428 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 543 places, 577 transitions, 2280 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-13 18:02:57,447 INFO L242 Difference]: Finished difference. Result has 543 places, 577 transitions, 1730 flow [2021-11-13 18:02:57,448 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1720, PETRI_DIFFERENCE_MINUEND_PLACES=538, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=577, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=572, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1730, PETRI_PLACES=543, PETRI_TRANSITIONS=577} [2021-11-13 18:02:57,450 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 33 predicate places. [2021-11-13 18:02:57,450 INFO L470 AbstractCegarLoop]: Abstraction has has 543 places, 577 transitions, 1730 flow [2021-11-13 18:02:57,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 281.5) internal successors, (1689), 6 states have internal predecessors, (1689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:57,451 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:57,451 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:02:57,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-13 18:02:57,452 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:57,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:57,452 INFO L85 PathProgramCache]: Analyzing trace with hash 2002614036, now seen corresponding path program 1 times [2021-11-13 18:02:57,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:57,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871512506] [2021-11-13 18:02:57,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:57,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:57,666 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:02:57,667 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:57,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871512506] [2021-11-13 18:02:57,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871512506] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:02:57,667 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:02:57,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:02:57,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46475633] [2021-11-13 18:02:57,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:02:57,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:02:57,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:57,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:02:57,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:02:57,674 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 272 out of 512 [2021-11-13 18:02:57,675 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 543 places, 577 transitions, 1730 flow. Second operand has 6 states, 6 states have (on average 286.0) internal successors, (1716), 6 states have internal predecessors, (1716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:57,676 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:57,676 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 272 of 512 [2021-11-13 18:02:57,676 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:02:59,557 INFO L129 PetriNetUnfolder]: 1278/4361 cut-off events. [2021-11-13 18:02:59,557 INFO L130 PetriNetUnfolder]: For 1405/1509 co-relation queries the response was YES. [2021-11-13 18:02:59,574 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8760 conditions, 4361 events. 1278/4361 cut-off events. For 1405/1509 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 28325 event pairs, 874 based on Foata normal form. 0/3966 useless extension candidates. Maximal degree in co-relation 8738. Up to 2797 conditions per place. [2021-11-13 18:02:59,595 INFO L132 encePairwiseOnDemand]: 500/512 looper letters, 266 selfloop transitions, 10 changer transitions 0/575 dead transitions. [2021-11-13 18:02:59,595 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 546 places, 575 transitions, 2278 flow [2021-11-13 18:02:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:02:59,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:02:59,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1842 transitions. [2021-11-13 18:02:59,601 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.599609375 [2021-11-13 18:02:59,601 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1842 transitions. [2021-11-13 18:02:59,602 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1842 transitions. [2021-11-13 18:02:59,603 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:02:59,603 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1842 transitions. [2021-11-13 18:02:59,608 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 307.0) internal successors, (1842), 6 states have internal predecessors, (1842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:59,612 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:59,613 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:59,613 INFO L186 Difference]: Start difference. First operand has 543 places, 577 transitions, 1730 flow. Second operand 6 states and 1842 transitions. [2021-11-13 18:02:59,613 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 546 places, 575 transitions, 2278 flow [2021-11-13 18:02:59,627 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 541 places, 575 transitions, 2268 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-13 18:02:59,640 INFO L242 Difference]: Finished difference. Result has 541 places, 575 transitions, 1736 flow [2021-11-13 18:02:59,642 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1716, PETRI_DIFFERENCE_MINUEND_PLACES=536, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=575, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=565, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1736, PETRI_PLACES=541, PETRI_TRANSITIONS=575} [2021-11-13 18:02:59,642 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 31 predicate places. [2021-11-13 18:02:59,643 INFO L470 AbstractCegarLoop]: Abstraction has has 541 places, 575 transitions, 1736 flow [2021-11-13 18:02:59,643 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 286.0) internal successors, (1716), 6 states have internal predecessors, (1716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:59,643 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:02:59,644 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:02:59,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-13 18:02:59,644 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:02:59,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:02:59,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1386406660, now seen corresponding path program 1 times [2021-11-13 18:02:59,646 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:02:59,646 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153475214] [2021-11-13 18:02:59,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:02:59,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:02:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:02:59,973 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:02:59,973 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:02:59,973 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153475214] [2021-11-13 18:02:59,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153475214] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:02:59,974 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:02:59,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:02:59,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651225940] [2021-11-13 18:02:59,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:02:59,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:02:59,976 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:02:59,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:02:59,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:02:59,981 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 281 out of 512 [2021-11-13 18:02:59,984 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 541 places, 575 transitions, 1736 flow. Second operand has 6 states, 6 states have (on average 306.6666666666667) internal successors, (1840), 6 states have internal predecessors, (1840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:02:59,984 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:02:59,984 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 281 of 512 [2021-11-13 18:02:59,985 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:03:02,531 INFO L129 PetriNetUnfolder]: 1524/4852 cut-off events. [2021-11-13 18:03:02,531 INFO L130 PetriNetUnfolder]: For 1526/1638 co-relation queries the response was YES. [2021-11-13 18:03:02,547 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9866 conditions, 4852 events. 1524/4852 cut-off events. For 1526/1638 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 31988 event pairs, 654 based on Foata normal form. 16/4466 useless extension candidates. Maximal degree in co-relation 9844. Up to 2704 conditions per place. [2021-11-13 18:03:02,572 INFO L132 encePairwiseOnDemand]: 489/512 looper letters, 346 selfloop transitions, 130 changer transitions 0/784 dead transitions. [2021-11-13 18:03:02,572 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 546 places, 784 transitions, 3482 flow [2021-11-13 18:03:02,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:03:02,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:03:02,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2035 transitions. [2021-11-13 18:03:02,577 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6624348958333334 [2021-11-13 18:03:02,577 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2035 transitions. [2021-11-13 18:03:02,577 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2035 transitions. [2021-11-13 18:03:02,578 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:03:02,579 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2035 transitions. [2021-11-13 18:03:02,583 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 339.1666666666667) internal successors, (2035), 6 states have internal predecessors, (2035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:02,586 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:02,587 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:02,587 INFO L186 Difference]: Start difference. First operand has 541 places, 575 transitions, 1736 flow. Second operand 6 states and 2035 transitions. [2021-11-13 18:03:02,587 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 546 places, 784 transitions, 3482 flow [2021-11-13 18:03:02,602 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 541 places, 784 transitions, 3462 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-11-13 18:03:02,618 INFO L242 Difference]: Finished difference. Result has 546 places, 704 transitions, 2944 flow [2021-11-13 18:03:02,619 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=1716, PETRI_DIFFERENCE_MINUEND_PLACES=536, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=575, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=538, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2944, PETRI_PLACES=546, PETRI_TRANSITIONS=704} [2021-11-13 18:03:02,620 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 36 predicate places. [2021-11-13 18:03:02,620 INFO L470 AbstractCegarLoop]: Abstraction has has 546 places, 704 transitions, 2944 flow [2021-11-13 18:03:02,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 306.6666666666667) internal successors, (1840), 6 states have internal predecessors, (1840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:02,621 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:03:02,621 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:03:02,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-13 18:03:02,622 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:03:02,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:03:02,623 INFO L85 PathProgramCache]: Analyzing trace with hash -988888692, now seen corresponding path program 1 times [2021-11-13 18:03:02,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:03:02,623 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875895247] [2021-11-13 18:03:02,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:03:02,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:03:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:02,959 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:03:02,959 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:03:02,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875895247] [2021-11-13 18:03:02,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875895247] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:03:02,960 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:03:02,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:03:02,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800252085] [2021-11-13 18:03:02,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:03:02,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:03:02,962 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:03:02,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:03:02,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:03:02,967 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 278 out of 512 [2021-11-13 18:03:02,969 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 546 places, 704 transitions, 2944 flow. Second operand has 6 states, 6 states have (on average 305.1666666666667) internal successors, (1831), 6 states have internal predecessors, (1831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:02,969 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:03:02,970 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 278 of 512 [2021-11-13 18:03:02,970 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:03:05,859 INFO L129 PetriNetUnfolder]: 1622/5614 cut-off events. [2021-11-13 18:03:05,859 INFO L130 PetriNetUnfolder]: For 3966/4218 co-relation queries the response was YES. [2021-11-13 18:03:05,888 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12835 conditions, 5614 events. 1622/5614 cut-off events. For 3966/4218 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 40632 event pairs, 538 based on Foata normal form. 0/5253 useless extension candidates. Maximal degree in co-relation 12809. Up to 2967 conditions per place. [2021-11-13 18:03:05,912 INFO L132 encePairwiseOnDemand]: 490/512 looper letters, 473 selfloop transitions, 129 changer transitions 5/912 dead transitions. [2021-11-13 18:03:05,912 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 551 places, 912 transitions, 5196 flow [2021-11-13 18:03:05,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:03:05,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:03:05,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2019 transitions. [2021-11-13 18:03:05,917 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6572265625 [2021-11-13 18:03:05,918 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2019 transitions. [2021-11-13 18:03:05,918 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2019 transitions. [2021-11-13 18:03:05,919 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:03:05,919 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2019 transitions. [2021-11-13 18:03:05,923 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 336.5) internal successors, (2019), 6 states have internal predecessors, (2019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:05,926 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:05,927 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:05,927 INFO L186 Difference]: Start difference. First operand has 546 places, 704 transitions, 2944 flow. Second operand 6 states and 2019 transitions. [2021-11-13 18:03:05,927 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 551 places, 912 transitions, 5196 flow [2021-11-13 18:03:05,953 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 551 places, 912 transitions, 5196 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-13 18:03:05,972 INFO L242 Difference]: Finished difference. Result has 556 places, 831 transitions, 4410 flow [2021-11-13 18:03:05,974 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=2944, PETRI_DIFFERENCE_MINUEND_PLACES=546, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=704, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=668, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=4410, PETRI_PLACES=556, PETRI_TRANSITIONS=831} [2021-11-13 18:03:05,974 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 46 predicate places. [2021-11-13 18:03:05,975 INFO L470 AbstractCegarLoop]: Abstraction has has 556 places, 831 transitions, 4410 flow [2021-11-13 18:03:05,975 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 305.1666666666667) internal successors, (1831), 6 states have internal predecessors, (1831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:05,975 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:03:05,976 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:03:05,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-13 18:03:05,976 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:03:05,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:03:05,977 INFO L85 PathProgramCache]: Analyzing trace with hash 494245982, now seen corresponding path program 1 times [2021-11-13 18:03:05,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:03:05,978 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559992569] [2021-11-13 18:03:05,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:03:05,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:03:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:06,474 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:03:06,474 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:03:06,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559992569] [2021-11-13 18:03:06,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559992569] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:03:06,475 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:03:06,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:03:06,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410949898] [2021-11-13 18:03:06,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:03:06,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:03:06,477 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:03:06,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:03:06,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:03:06,482 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 278 out of 512 [2021-11-13 18:03:06,484 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 556 places, 831 transitions, 4410 flow. Second operand has 6 states, 6 states have (on average 303.0) internal successors, (1818), 6 states have internal predecessors, (1818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:06,484 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:03:06,484 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 278 of 512 [2021-11-13 18:03:06,485 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:03:09,284 INFO L129 PetriNetUnfolder]: 1747/5787 cut-off events. [2021-11-13 18:03:09,285 INFO L130 PetriNetUnfolder]: For 5727/5755 co-relation queries the response was YES. [2021-11-13 18:03:09,313 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15229 conditions, 5787 events. 1747/5787 cut-off events. For 5727/5755 co-relation queries the response was YES. Maximal size of possible extension queue 82. Compared 40879 event pairs, 657 based on Foata normal form. 0/5483 useless extension candidates. Maximal degree in co-relation 15198. Up to 3614 conditions per place. [2021-11-13 18:03:09,342 INFO L132 encePairwiseOnDemand]: 493/512 looper letters, 540 selfloop transitions, 84 changer transitions 0/929 dead transitions. [2021-11-13 18:03:09,343 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 560 places, 929 transitions, 6172 flow [2021-11-13 18:03:09,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:03:09,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:03:09,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1948 transitions. [2021-11-13 18:03:09,348 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6341145833333334 [2021-11-13 18:03:09,348 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1948 transitions. [2021-11-13 18:03:09,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1948 transitions. [2021-11-13 18:03:09,350 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:03:09,350 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1948 transitions. [2021-11-13 18:03:09,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 324.6666666666667) internal successors, (1948), 6 states have internal predecessors, (1948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:09,359 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:09,360 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 512.0) internal successors, (3584), 7 states have internal predecessors, (3584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:09,360 INFO L186 Difference]: Start difference. First operand has 556 places, 831 transitions, 4410 flow. Second operand 6 states and 1948 transitions. [2021-11-13 18:03:09,360 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 560 places, 929 transitions, 6172 flow [2021-11-13 18:03:09,405 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 560 places, 929 transitions, 5918 flow, removed 127 selfloop flow, removed 0 redundant places. [2021-11-13 18:03:09,429 INFO L242 Difference]: Finished difference. Result has 565 places, 902 transitions, 4946 flow [2021-11-13 18:03:09,431 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=4162, PETRI_DIFFERENCE_MINUEND_PLACES=555, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=831, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=783, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=4946, PETRI_PLACES=565, PETRI_TRANSITIONS=902} [2021-11-13 18:03:09,432 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 55 predicate places. [2021-11-13 18:03:09,432 INFO L470 AbstractCegarLoop]: Abstraction has has 565 places, 902 transitions, 4946 flow [2021-11-13 18:03:09,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 303.0) internal successors, (1818), 6 states have internal predecessors, (1818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:09,433 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:03:09,433 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:03:09,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-13 18:03:09,434 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:03:09,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:03:09,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1152776133, now seen corresponding path program 1 times [2021-11-13 18:03:09,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:03:09,435 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779596264] [2021-11-13 18:03:09,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:03:09,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:03:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:10,038 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:03:10,038 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:03:10,038 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779596264] [2021-11-13 18:03:10,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779596264] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:03:10,038 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:03:10,039 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 18:03:10,039 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849243320] [2021-11-13 18:03:10,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:03:10,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:03:10,040 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:03:10,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:03:10,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:03:10,048 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 512 [2021-11-13 18:03:10,051 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 565 places, 902 transitions, 4946 flow. Second operand has 10 states, 10 states have (on average 271.4) internal successors, (2714), 10 states have internal predecessors, (2714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:10,051 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:03:10,051 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 512 [2021-11-13 18:03:10,052 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:03:14,082 INFO L129 PetriNetUnfolder]: 2131/6521 cut-off events. [2021-11-13 18:03:14,082 INFO L130 PetriNetUnfolder]: For 7895/7972 co-relation queries the response was YES. [2021-11-13 18:03:14,118 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19374 conditions, 6521 events. 2131/6521 cut-off events. For 7895/7972 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 47018 event pairs, 375 based on Foata normal form. 79/6319 useless extension candidates. Maximal degree in co-relation 19338. Up to 2571 conditions per place. [2021-11-13 18:03:14,139 INFO L132 encePairwiseOnDemand]: 490/512 looper letters, 712 selfloop transitions, 157 changer transitions 4/1155 dead transitions. [2021-11-13 18:03:14,139 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 580 places, 1155 transitions, 8044 flow [2021-11-13 18:03:14,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-13 18:03:14,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-11-13 18:03:14,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 4533 transitions. [2021-11-13 18:03:14,149 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5533447265625 [2021-11-13 18:03:14,149 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 4533 transitions. [2021-11-13 18:03:14,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 4533 transitions. [2021-11-13 18:03:14,152 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:03:14,152 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 4533 transitions. [2021-11-13 18:03:14,163 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 283.3125) internal successors, (4533), 16 states have internal predecessors, (4533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:14,174 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 512.0) internal successors, (8704), 17 states have internal predecessors, (8704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:14,176 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 512.0) internal successors, (8704), 17 states have internal predecessors, (8704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:14,176 INFO L186 Difference]: Start difference. First operand has 565 places, 902 transitions, 4946 flow. Second operand 16 states and 4533 transitions. [2021-11-13 18:03:14,176 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 580 places, 1155 transitions, 8044 flow [2021-11-13 18:03:14,273 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 580 places, 1155 transitions, 7972 flow, removed 36 selfloop flow, removed 0 redundant places. [2021-11-13 18:03:14,303 INFO L242 Difference]: Finished difference. Result has 589 places, 941 transitions, 5782 flow [2021-11-13 18:03:14,304 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=4892, PETRI_DIFFERENCE_MINUEND_PLACES=565, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=902, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=121, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=761, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=5782, PETRI_PLACES=589, PETRI_TRANSITIONS=941} [2021-11-13 18:03:14,305 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 79 predicate places. [2021-11-13 18:03:14,305 INFO L470 AbstractCegarLoop]: Abstraction has has 589 places, 941 transitions, 5782 flow [2021-11-13 18:03:14,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 271.4) internal successors, (2714), 10 states have internal predecessors, (2714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:14,306 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:03:14,307 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:03:14,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-13 18:03:14,308 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:03:14,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:03:14,309 INFO L85 PathProgramCache]: Analyzing trace with hash 2025803025, now seen corresponding path program 2 times [2021-11-13 18:03:14,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:03:14,311 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025562796] [2021-11-13 18:03:14,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:03:14,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:03:14,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:14,973 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:03:14,973 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:03:14,973 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025562796] [2021-11-13 18:03:14,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025562796] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:03:14,973 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:03:14,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 18:03:14,974 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505827729] [2021-11-13 18:03:14,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:03:14,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:03:14,975 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:03:14,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:03:14,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:03:14,980 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 512 [2021-11-13 18:03:14,983 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 589 places, 941 transitions, 5782 flow. Second operand has 10 states, 10 states have (on average 271.4) internal successors, (2714), 10 states have internal predecessors, (2714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:14,984 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:03:14,984 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 512 [2021-11-13 18:03:14,984 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:03:21,030 INFO L129 PetriNetUnfolder]: 3217/9806 cut-off events. [2021-11-13 18:03:21,030 INFO L130 PetriNetUnfolder]: For 16730/16833 co-relation queries the response was YES. [2021-11-13 18:03:21,140 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30414 conditions, 9806 events. 3217/9806 cut-off events. For 16730/16833 co-relation queries the response was YES. Maximal size of possible extension queue 164. Compared 81746 event pairs, 920 based on Foata normal form. 99/9491 useless extension candidates. Maximal degree in co-relation 30368. Up to 3272 conditions per place. [2021-11-13 18:03:21,183 INFO L132 encePairwiseOnDemand]: 476/512 looper letters, 814 selfloop transitions, 252 changer transitions 4/1352 dead transitions. [2021-11-13 18:03:21,183 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 598 places, 1352 transitions, 10747 flow [2021-11-13 18:03:21,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:03:21,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-13 18:03:21,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 3027 transitions. [2021-11-13 18:03:21,191 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5912109375 [2021-11-13 18:03:21,191 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 3027 transitions. [2021-11-13 18:03:21,191 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 3027 transitions. [2021-11-13 18:03:21,192 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:03:21,192 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 3027 transitions. [2021-11-13 18:03:21,200 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 302.7) internal successors, (3027), 10 states have internal predecessors, (3027), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:21,207 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 512.0) internal successors, (5632), 11 states have internal predecessors, (5632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:21,208 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 512.0) internal successors, (5632), 11 states have internal predecessors, (5632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:21,208 INFO L186 Difference]: Start difference. First operand has 589 places, 941 transitions, 5782 flow. Second operand 10 states and 3027 transitions. [2021-11-13 18:03:21,208 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 598 places, 1352 transitions, 10747 flow [2021-11-13 18:03:21,371 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 595 places, 1352 transitions, 10703 flow, removed 5 selfloop flow, removed 3 redundant places. [2021-11-13 18:03:21,402 INFO L242 Difference]: Finished difference. Result has 600 places, 1041 transitions, 7939 flow [2021-11-13 18:03:21,403 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=5760, PETRI_DIFFERENCE_MINUEND_PLACES=586, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=941, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=152, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=698, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=7939, PETRI_PLACES=600, PETRI_TRANSITIONS=1041} [2021-11-13 18:03:21,404 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 90 predicate places. [2021-11-13 18:03:21,404 INFO L470 AbstractCegarLoop]: Abstraction has has 600 places, 1041 transitions, 7939 flow [2021-11-13 18:03:21,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 271.4) internal successors, (2714), 10 states have internal predecessors, (2714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:21,405 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:03:21,406 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:03:21,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-13 18:03:21,407 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:03:21,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:03:21,408 INFO L85 PathProgramCache]: Analyzing trace with hash -93494097, now seen corresponding path program 3 times [2021-11-13 18:03:21,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:03:21,408 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886529871] [2021-11-13 18:03:21,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:03:21,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:03:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:21,987 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:03:21,988 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:03:21,988 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886529871] [2021-11-13 18:03:21,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886529871] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:03:21,988 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:03:21,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 18:03:21,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644559168] [2021-11-13 18:03:21,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:03:21,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:03:21,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:03:21,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:03:21,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:03:21,995 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 512 [2021-11-13 18:03:21,998 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 600 places, 1041 transitions, 7939 flow. Second operand has 10 states, 10 states have (on average 271.4) internal successors, (2714), 10 states have internal predecessors, (2714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:21,998 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:03:21,998 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 512 [2021-11-13 18:03:21,998 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:03:31,472 INFO L129 PetriNetUnfolder]: 4481/13556 cut-off events. [2021-11-13 18:03:31,472 INFO L130 PetriNetUnfolder]: For 29728/29891 co-relation queries the response was YES. [2021-11-13 18:03:31,655 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43627 conditions, 13556 events. 4481/13556 cut-off events. For 29728/29891 co-relation queries the response was YES. Maximal size of possible extension queue 244. Compared 124210 event pairs, 1021 based on Foata normal form. 103/13105 useless extension candidates. Maximal degree in co-relation 43576. Up to 4401 conditions per place. [2021-11-13 18:03:31,716 INFO L132 encePairwiseOnDemand]: 478/512 looper letters, 940 selfloop transitions, 311 changer transitions 3/1536 dead transitions. [2021-11-13 18:03:31,716 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 613 places, 1536 transitions, 14511 flow [2021-11-13 18:03:31,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-13 18:03:31,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-11-13 18:03:31,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 4071 transitions. [2021-11-13 18:03:31,724 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5679408482142857 [2021-11-13 18:03:31,724 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 4071 transitions. [2021-11-13 18:03:31,724 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 4071 transitions. [2021-11-13 18:03:31,727 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:03:31,727 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 4071 transitions. [2021-11-13 18:03:31,737 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 290.7857142857143) internal successors, (4071), 14 states have internal predecessors, (4071), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:31,746 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 512.0) internal successors, (7680), 15 states have internal predecessors, (7680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:31,748 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 512.0) internal successors, (7680), 15 states have internal predecessors, (7680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:31,748 INFO L186 Difference]: Start difference. First operand has 600 places, 1041 transitions, 7939 flow. Second operand 14 states and 4071 transitions. [2021-11-13 18:03:31,748 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 613 places, 1536 transitions, 14511 flow [2021-11-13 18:03:31,986 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 609 places, 1536 transitions, 14409 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-11-13 18:03:32,015 INFO L242 Difference]: Finished difference. Result has 619 places, 1183 transitions, 10983 flow [2021-11-13 18:03:32,017 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=512, PETRI_DIFFERENCE_MINUEND_FLOW=7851, PETRI_DIFFERENCE_MINUEND_PLACES=596, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1041, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=180, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=765, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=10983, PETRI_PLACES=619, PETRI_TRANSITIONS=1183} [2021-11-13 18:03:32,017 INFO L334 CegarLoopForPetriNet]: 510 programPoint places, 109 predicate places. [2021-11-13 18:03:32,018 INFO L470 AbstractCegarLoop]: Abstraction has has 619 places, 1183 transitions, 10983 flow [2021-11-13 18:03:32,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 271.4) internal successors, (2714), 10 states have internal predecessors, (2714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:32,019 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:03:32,019 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:03:32,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-13 18:03:32,020 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2021-11-13 18:03:32,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:03:32,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1735451051, now seen corresponding path program 4 times [2021-11-13 18:03:32,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:03:32,021 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452953715] [2021-11-13 18:03:32,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:03:32,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:03:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:03:32,603 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-13 18:03:32,603 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:03:32,603 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452953715] [2021-11-13 18:03:32,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452953715] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:03:32,604 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:03:32,604 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 18:03:32,604 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765308757] [2021-11-13 18:03:32,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:03:32,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:03:32,606 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:03:32,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:03:32,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:03:32,611 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 512 [2021-11-13 18:03:32,614 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 619 places, 1183 transitions, 10983 flow. Second operand has 10 states, 10 states have (on average 271.4) internal successors, (2714), 10 states have internal predecessors, (2714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:03:32,614 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:03:32,614 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 512 [2021-11-13 18:03:32,614 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand