./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread/singleton.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:15:12,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:15:12,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:15:12,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:15:12,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:15:12,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:15:12,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:15:12,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:15:12,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:15:12,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:15:12,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:15:12,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:15:12,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:15:12,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:15:12,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:15:12,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:15:12,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:15:12,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:15:12,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:15:12,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:15:12,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:15:12,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:15:12,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:15:12,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:15:12,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:15:12,299 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:15:12,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:15:12,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:15:12,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:15:12,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:15:12,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:15:12,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:15:12,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:15:12,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:15:12,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:15:12,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:15:12,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:15:12,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:15:12,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:15:12,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:15:12,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:15:12,318 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/config/svcomp-DataRace-32bit-Taipan_Default.epf [2021-11-25 20:15:12,365 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:15:12,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:15:12,366 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:15:12,367 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:15:12,368 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:15:12,368 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:15:12,369 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:15:12,369 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:15:12,369 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:15:12,369 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:15:12,371 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:15:12,371 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:15:12,371 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:15:12,372 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:15:12,372 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:15:12,372 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:15:12,373 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:15:12,373 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:15:12,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:15:12,374 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:15:12,375 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 20:15:12,375 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:15:12,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:15:12,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:15:12,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:15:12,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:15:12,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:15:12,378 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-25 20:15:12,379 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:15:12,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:15:12,379 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:15:12,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:15:12,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:15:12,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:15:12,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:15:12,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:15:12,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:15:12,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:15:12,382 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:15:12,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:15:12,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:15:12,383 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:15:12,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:15:12,384 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f [2021-11-25 20:15:12,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:15:12,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:15:12,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:15:12,749 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:15:12,750 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:15:12,751 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/pthread/singleton.i [2021-11-25 20:15:12,829 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/data/a65a3124a/44d0adb97c6349439b5669283db063df/FLAGfe53e0f91 [2021-11-25 20:15:13,487 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:15:13,487 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/sv-benchmarks/c/pthread/singleton.i [2021-11-25 20:15:13,515 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/data/a65a3124a/44d0adb97c6349439b5669283db063df/FLAGfe53e0f91 [2021-11-25 20:15:13,704 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/data/a65a3124a/44d0adb97c6349439b5669283db063df [2021-11-25 20:15:13,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:15:13,711 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:15:13,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:15:13,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:15:13,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:15:13,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:15:13" (1/1) ... [2021-11-25 20:15:13,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee39adc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:13, skipping insertion in model container [2021-11-25 20:15:13,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:15:13" (1/1) ... [2021-11-25 20:15:13,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:15:13,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:15:14,135 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-25 20:15:14,467 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2021-11-25 20:15:14,520 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:15:14,536 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:15:14,569 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-25 20:15:14,623 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2021-11-25 20:15:14,654 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:15:14,741 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:15:14,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:14 WrapperNode [2021-11-25 20:15:14,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:15:14,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:15:14,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:15:14,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:15:14,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:14" (1/1) ... [2021-11-25 20:15:14,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:14" (1/1) ... [2021-11-25 20:15:14,829 INFO L137 Inliner]: procedures = 325, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 44 [2021-11-25 20:15:14,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:15:14,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:15:14,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:15:14,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:15:14,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:14" (1/1) ... [2021-11-25 20:15:14,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:14" (1/1) ... [2021-11-25 20:15:14,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:14" (1/1) ... [2021-11-25 20:15:14,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:14" (1/1) ... [2021-11-25 20:15:14,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:14" (1/1) ... [2021-11-25 20:15:14,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:14" (1/1) ... [2021-11-25 20:15:14,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:14" (1/1) ... [2021-11-25 20:15:14,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:15:14,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:15:14,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:15:14,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:15:14,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:14" (1/1) ... [2021-11-25 20:15:14,914 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:15:14,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:15:14,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:15:14,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:15:14,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-25 20:15:14,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:15:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:15:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-25 20:15:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:15:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2021-11-25 20:15:15,000 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2021-11-25 20:15:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-25 20:15:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-25 20:15:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-25 20:15:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-25 20:15:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-25 20:15:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-25 20:15:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:15:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:15:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:15:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:15:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:15:15,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:15:15,004 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-25 20:15:15,203 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:15:15,205 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:15:15,692 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:15:15,726 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:15:15,726 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 20:15:15,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:15:15 BoogieIcfgContainer [2021-11-25 20:15:15,729 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:15:15,731 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:15:15,732 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:15:15,736 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:15:15,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:15:13" (1/3) ... [2021-11-25 20:15:15,737 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1be48d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:15:15, skipping insertion in model container [2021-11-25 20:15:15,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:14" (2/3) ... [2021-11-25 20:15:15,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1be48d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:15:15, skipping insertion in model container [2021-11-25 20:15:15,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:15:15" (3/3) ... [2021-11-25 20:15:15,739 INFO L111 eAbstractionObserver]: Analyzing ICFG singleton.i [2021-11-25 20:15:15,745 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-25 20:15:15,746 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:15:15,746 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2021-11-25 20:15:15,746 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-25 20:15:15,817 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,817 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,818 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,818 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,819 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,819 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,820 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,820 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,820 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,820 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,821 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,821 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,822 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,822 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,822 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,822 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,822 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,823 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,823 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,823 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,823 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,824 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,824 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,824 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,824 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,824 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,825 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,825 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,825 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,825 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,828 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,828 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,828 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,829 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,829 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,829 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,831 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,831 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,831 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,831 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,832 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,832 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,832 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,832 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,832 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,833 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,833 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,833 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,834 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,834 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,836 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,837 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,837 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,838 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,838 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,838 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,838 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,838 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,839 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,839 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,839 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,840 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,840 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,841 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,841 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,844 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,844 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,845 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,846 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,847 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,849 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,849 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,849 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,850 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,857 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,857 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,857 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,857 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,858 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,858 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,858 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,858 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,859 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,859 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,859 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,859 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,859 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,860 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,860 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,860 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,860 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,860 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,861 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,861 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,861 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,861 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,861 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,862 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,862 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,862 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,862 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,863 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,863 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,863 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,863 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,863 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,864 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,864 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,864 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,864 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,865 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,865 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,865 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,866 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,866 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,866 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,866 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,866 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,867 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,867 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,868 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,868 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,868 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,868 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,868 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,869 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,869 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,869 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,869 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,869 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,870 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,870 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,870 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,871 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,871 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,871 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,872 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,872 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,874 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,874 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,874 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,874 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,875 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,875 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,875 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,875 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,875 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,876 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,876 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,876 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,876 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,877 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,877 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,877 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,877 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,877 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,877 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,878 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,878 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,878 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,878 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,878 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,879 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,879 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,879 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,879 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,879 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,879 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,880 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,880 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,880 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,880 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,880 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,881 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,881 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,881 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,881 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,881 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,882 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,882 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,882 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,882 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,883 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,883 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,883 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,883 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,883 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,884 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,884 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,884 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,884 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,885 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,889 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,889 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,890 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,890 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,890 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,890 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,891 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,891 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,891 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,892 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,893 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,893 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,893 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,893 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,893 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,894 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,894 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,894 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,894 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,894 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,895 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,895 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,896 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,896 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,896 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,896 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,896 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,897 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,897 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,897 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,897 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,897 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,898 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,898 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,898 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,898 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,898 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,898 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,899 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,899 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,899 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,899 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,900 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,908 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,908 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,908 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,908 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,908 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,909 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,909 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,909 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,909 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,909 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,910 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,910 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,910 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,910 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,911 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,911 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,911 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,911 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,911 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,912 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,912 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,913 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,913 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,913 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,913 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,913 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,913 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,913 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,914 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,914 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,914 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,914 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,914 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,914 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,914 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,915 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,916 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,916 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,916 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,916 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,916 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,916 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,917 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,917 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,917 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,917 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,917 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,918 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,918 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,918 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,918 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,918 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,918 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,918 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,918 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,919 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,919 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,919 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,919 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,919 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,919 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,920 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,920 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,920 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,920 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,920 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,920 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,921 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,921 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,921 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,921 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,921 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,921 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,921 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,922 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,922 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,922 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,922 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,922 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,922 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,922 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,923 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,924 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,924 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,924 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,925 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,925 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,925 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,925 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,925 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,926 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,926 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,926 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,927 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,927 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,927 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,927 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,928 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,928 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,928 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,928 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,928 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,929 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,929 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,929 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,930 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,930 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,930 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,930 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,930 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,931 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,931 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,931 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,931 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,931 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,932 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,932 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,932 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,932 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,932 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,932 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,933 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,933 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,933 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,933 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,933 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,933 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,934 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,934 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,934 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,939 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,939 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,939 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,940 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,940 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,940 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,940 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,945 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,945 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,947 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,947 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,947 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,947 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,947 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,948 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,948 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,948 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,948 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,948 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,948 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,948 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,949 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,949 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,949 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,949 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,949 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,949 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,950 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,950 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,950 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,950 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,950 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,950 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,950 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,951 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,951 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,954 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,954 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,954 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,955 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,955 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,956 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,956 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,956 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,956 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,956 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,957 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,957 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,957 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,958 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,959 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,959 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,959 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,959 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,959 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,961 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,961 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,961 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,961 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,961 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,962 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,962 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,963 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,963 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,963 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,963 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,963 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,964 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,964 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,964 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,964 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,964 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,967 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,967 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,967 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,967 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,968 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,968 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:15:15,979 INFO L148 ThreadInstanceAdder]: Constructed 21 joinOtherThreadTransitions. [2021-11-25 20:15:16,026 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:15:16,033 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=FINITE_AUTOMATA, 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 [2021-11-25 20:15:16,034 INFO L340 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2021-11-25 20:15:16,052 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-25 20:15:16,066 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 282 places, 272 transitions, 651 flow [2021-11-25 20:15:16,068 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 282 places, 272 transitions, 651 flow [2021-11-25 20:15:16,070 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 282 places, 272 transitions, 651 flow [2021-11-25 20:15:16,156 INFO L129 PetriNetUnfolder]: 6/185 cut-off events. [2021-11-25 20:15:16,157 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-11-25 20:15:16,163 INFO L84 FinitePrefix]: Finished finitePrefix Result has 215 conditions, 185 events. 6/185 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 116 event pairs, 0 based on Foata normal form. 0/162 useless extension candidates. Maximal degree in co-relation 162. Up to 3 conditions per place. [2021-11-25 20:15:16,170 INFO L116 LiptonReduction]: Number of co-enabled transitions 4608 [2021-11-25 20:15:30,446 INFO L131 LiptonReduction]: Checked pairs total: 23400 [2021-11-25 20:15:30,446 INFO L133 LiptonReduction]: Total number of compositions: 168 [2021-11-25 20:15:30,454 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 141 places, 130 transitions, 367 flow [2021-11-25 20:15:33,883 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 53877 states, 53468 states have (on average 4.781158823969477) internal successors, (255639), 53876 states have internal predecessors, (255639), 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) [2021-11-25 20:15:33,969 INFO L276 IsEmpty]: Start isEmpty. Operand has 53877 states, 53468 states have (on average 4.781158823969477) internal successors, (255639), 53876 states have internal predecessors, (255639), 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) [2021-11-25 20:15:33,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 20:15:33,974 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:15:33,974 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-11-25 20:15:33,975 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:15:33,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:15:33,980 INFO L85 PathProgramCache]: Analyzing trace with hash 700013855, now seen corresponding path program 1 times [2021-11-25 20:15:33,989 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:15:33,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893109218] [2021-11-25 20:15:33,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:15:33,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:15:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:15:34,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:15:34,462 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:15:34,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893109218] [2021-11-25 20:15:34,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893109218] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:15:34,463 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:15:34,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-25 20:15:34,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867622449] [2021-11-25 20:15:34,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:15:34,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 20:15:34,469 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:15:34,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 20:15:34,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 20:15:34,570 INFO L87 Difference]: Start difference. First operand has 53877 states, 53468 states have (on average 4.781158823969477) internal successors, (255639), 53876 states have internal predecessors, (255639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 5.0) internal successors, (5), 2 states have internal predecessors, (5), 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) [2021-11-25 20:15:34,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:15:35,000 INFO L93 Difference]: Finished difference Result 8795 states and 36024 transitions. [2021-11-25 20:15:35,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 20:15:35,001 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 5.0) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2021-11-25 20:15:35,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:15:35,131 INFO L225 Difference]: With dead ends: 8795 [2021-11-25 20:15:35,131 INFO L226 Difference]: Without dead ends: 8788 [2021-11-25 20:15:35,132 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 20:15:35,136 INFO L933 BasicCegarLoop]: 46 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:15:35,138 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 46 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:15:35,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8788 states. [2021-11-25 20:15:35,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8788 to 8788. [2021-11-25 20:15:35,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8788 states, 8777 states have (on average 4.102540731457218) internal successors, (36008), 8787 states have internal predecessors, (36008), 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) [2021-11-25 20:15:35,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8788 states to 8788 states and 36008 transitions. [2021-11-25 20:15:35,957 INFO L78 Accepts]: Start accepts. Automaton has 8788 states and 36008 transitions. Word has length 5 [2021-11-25 20:15:35,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:15:35,958 INFO L470 AbstractCegarLoop]: Abstraction has 8788 states and 36008 transitions. [2021-11-25 20:15:35,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 5.0) internal successors, (5), 2 states have internal predecessors, (5), 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) [2021-11-25 20:15:35,959 INFO L276 IsEmpty]: Start isEmpty. Operand 8788 states and 36008 transitions. [2021-11-25 20:15:35,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 20:15:35,960 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:15:35,960 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:15:35,960 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:15:35,961 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:15:35,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:15:35,963 INFO L85 PathProgramCache]: Analyzing trace with hash -32752786, now seen corresponding path program 1 times [2021-11-25 20:15:35,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:15:35,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510133607] [2021-11-25 20:15:35,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:15:35,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:15:36,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:15:36,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:15:36,266 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:15:36,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510133607] [2021-11-25 20:15:36,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510133607] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:15:36,267 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:15:36,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:15:36,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125814584] [2021-11-25 20:15:36,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:15:36,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:15:36,273 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:15:36,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:15:36,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:15:36,276 INFO L87 Difference]: Start difference. First operand 8788 states and 36008 transitions. Second operand has 6 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 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) [2021-11-25 20:15:37,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:15:37,570 INFO L93 Difference]: Finished difference Result 13227 states and 52743 transitions. [2021-11-25 20:15:37,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:15:37,570 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-25 20:15:37,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:15:37,707 INFO L225 Difference]: With dead ends: 13227 [2021-11-25 20:15:37,708 INFO L226 Difference]: Without dead ends: 13203 [2021-11-25 20:15:37,708 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:15:37,710 INFO L933 BasicCegarLoop]: 90 mSDtfsCounter, 179 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:15:37,710 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [179 Valid, 150 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-25 20:15:37,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13203 states. [2021-11-25 20:15:38,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13203 to 12285. [2021-11-25 20:15:38,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12285 states, 12275 states have (on average 4.065580448065173) internal successors, (49905), 12284 states have internal predecessors, (49905), 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) [2021-11-25 20:15:38,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12285 states to 12285 states and 49905 transitions. [2021-11-25 20:15:38,531 INFO L78 Accepts]: Start accepts. Automaton has 12285 states and 49905 transitions. Word has length 8 [2021-11-25 20:15:38,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:15:38,532 INFO L470 AbstractCegarLoop]: Abstraction has 12285 states and 49905 transitions. [2021-11-25 20:15:38,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 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) [2021-11-25 20:15:38,532 INFO L276 IsEmpty]: Start isEmpty. Operand 12285 states and 49905 transitions. [2021-11-25 20:15:38,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 20:15:38,533 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:15:38,533 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:15:38,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:15:38,534 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thread0Err0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:15:38,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:15:38,535 INFO L85 PathProgramCache]: Analyzing trace with hash 2045517557, now seen corresponding path program 1 times [2021-11-25 20:15:38,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:15:38,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636790115] [2021-11-25 20:15:38,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:15:38,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:15:38,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:15:38,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:15:38,655 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:15:38,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636790115] [2021-11-25 20:15:38,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636790115] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:15:38,659 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:15:38,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:15:38,659 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152798338] [2021-11-25 20:15:38,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:15:38,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:15:38,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:15:38,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:15:38,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:15:38,661 INFO L87 Difference]: Start difference. First operand 12285 states and 49905 transitions. Second operand has 5 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 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) [2021-11-25 20:15:39,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:15:39,115 INFO L93 Difference]: Finished difference Result 12271 states and 49872 transitions. [2021-11-25 20:15:39,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:15:39,116 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-25 20:15:39,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:15:39,199 INFO L225 Difference]: With dead ends: 12271 [2021-11-25 20:15:39,199 INFO L226 Difference]: Without dead ends: 12271 [2021-11-25 20:15:39,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:15:39,201 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 28 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:15:39,202 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 58 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:15:39,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12271 states. [2021-11-25 20:15:39,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12271 to 12271. [2021-11-25 20:15:39,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12271 states, 12262 states have (on average 4.067199478062307) internal successors, (49872), 12270 states have internal predecessors, (49872), 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) [2021-11-25 20:15:39,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12271 states to 12271 states and 49872 transitions. [2021-11-25 20:15:39,829 INFO L78 Accepts]: Start accepts. Automaton has 12271 states and 49872 transitions. Word has length 8 [2021-11-25 20:15:39,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:15:39,830 INFO L470 AbstractCegarLoop]: Abstraction has 12271 states and 49872 transitions. [2021-11-25 20:15:39,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 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) [2021-11-25 20:15:39,830 INFO L276 IsEmpty]: Start isEmpty. Operand 12271 states and 49872 transitions. [2021-11-25 20:15:39,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 20:15:39,834 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:15:39,834 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:15:39,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 20:15:39,834 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:15:39,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:15:39,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1052033080, now seen corresponding path program 1 times [2021-11-25 20:15:39,835 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:15:39,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504241906] [2021-11-25 20:15:39,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:15:39,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:15:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:15:40,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:15:40,318 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:15:40,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504241906] [2021-11-25 20:15:40,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504241906] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:15:40,319 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:15:40,320 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-25 20:15:40,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936453782] [2021-11-25 20:15:40,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:15:40,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:15:40,323 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:15:40,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:15:40,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:15:40,328 INFO L87 Difference]: Start difference. First operand 12271 states and 49872 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:15:42,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:15:42,056 INFO L93 Difference]: Finished difference Result 17546 states and 68937 transitions. [2021-11-25 20:15:42,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-25 20:15:42,057 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-25 20:15:42,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:15:42,161 INFO L225 Difference]: With dead ends: 17546 [2021-11-25 20:15:42,161 INFO L226 Difference]: Without dead ends: 17535 [2021-11-25 20:15:42,162 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-11-25 20:15:42,163 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 548 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 934 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:15:42,163 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [548 Valid, 216 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 934 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-25 20:15:42,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17535 states. [2021-11-25 20:15:42,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17535 to 13320. [2021-11-25 20:15:42,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13320 states, 13311 states have (on average 4.086920591991586) internal successors, (54401), 13319 states have internal predecessors, (54401), 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) [2021-11-25 20:15:43,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13320 states to 13320 states and 54401 transitions. [2021-11-25 20:15:43,047 INFO L78 Accepts]: Start accepts. Automaton has 13320 states and 54401 transitions. Word has length 22 [2021-11-25 20:15:43,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:15:43,047 INFO L470 AbstractCegarLoop]: Abstraction has 13320 states and 54401 transitions. [2021-11-25 20:15:43,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:15:43,048 INFO L276 IsEmpty]: Start isEmpty. Operand 13320 states and 54401 transitions. [2021-11-25 20:15:43,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 20:15:43,050 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:15:43,050 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:15:43,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 20:15:43,050 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:15:43,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:15:43,051 INFO L85 PathProgramCache]: Analyzing trace with hash 269699828, now seen corresponding path program 2 times [2021-11-25 20:15:43,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:15:43,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879696215] [2021-11-25 20:15:43,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:15:43,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:15:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:15:43,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:15:43,526 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:15:43,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879696215] [2021-11-25 20:15:43,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879696215] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:15:43,527 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:15:43,527 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-25 20:15:43,527 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936627525] [2021-11-25 20:15:43,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:15:43,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:15:43,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:15:43,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:15:43,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:15:43,529 INFO L87 Difference]: Start difference. First operand 13320 states and 54401 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:15:45,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:15:45,442 INFO L93 Difference]: Finished difference Result 19719 states and 78159 transitions. [2021-11-25 20:15:45,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 20:15:45,442 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-25 20:15:45,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:15:45,569 INFO L225 Difference]: With dead ends: 19719 [2021-11-25 20:15:45,569 INFO L226 Difference]: Without dead ends: 19713 [2021-11-25 20:15:45,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2021-11-25 20:15:45,572 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 481 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 1515 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 1794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 1515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:15:45,572 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [481 Valid, 327 Invalid, 1794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 1515 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-25 20:15:45,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19713 states. [2021-11-25 20:15:46,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19713 to 14411. [2021-11-25 20:15:46,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14411 states, 14402 states have (on average 4.098319677822524) internal successors, (59024), 14410 states have internal predecessors, (59024), 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) [2021-11-25 20:15:46,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14411 states to 14411 states and 59024 transitions. [2021-11-25 20:15:46,358 INFO L78 Accepts]: Start accepts. Automaton has 14411 states and 59024 transitions. Word has length 22 [2021-11-25 20:15:46,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:15:46,359 INFO L470 AbstractCegarLoop]: Abstraction has 14411 states and 59024 transitions. [2021-11-25 20:15:46,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:15:46,359 INFO L276 IsEmpty]: Start isEmpty. Operand 14411 states and 59024 transitions. [2021-11-25 20:15:46,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 20:15:46,361 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:15:46,361 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:15:46,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 20:15:46,362 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:15:46,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:15:46,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1506709252, now seen corresponding path program 3 times [2021-11-25 20:15:46,363 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:15:46,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271142808] [2021-11-25 20:15:46,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:15:46,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:15:46,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:15:46,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:15:46,755 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:15:46,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271142808] [2021-11-25 20:15:46,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271142808] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:15:46,755 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:15:46,755 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-25 20:15:46,755 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818943475] [2021-11-25 20:15:46,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:15:46,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:15:46,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:15:46,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:15:46,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:15:46,757 INFO L87 Difference]: Start difference. First operand 14411 states and 59024 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:15:48,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:15:48,948 INFO L93 Difference]: Finished difference Result 21653 states and 87134 transitions. [2021-11-25 20:15:48,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 20:15:48,948 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-25 20:15:48,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:15:49,047 INFO L225 Difference]: With dead ends: 21653 [2021-11-25 20:15:49,048 INFO L226 Difference]: Without dead ends: 21647 [2021-11-25 20:15:49,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2021-11-25 20:15:49,049 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 423 mSDsluCounter, 974 mSDsCounter, 0 mSdLazyCounter, 2127 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 423 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 2360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 2127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:15:49,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [423 Valid, 453 Invalid, 2360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 2127 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-25 20:15:49,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21647 states. [2021-11-25 20:15:49,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21647 to 14418. [2021-11-25 20:15:49,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14418 states, 14409 states have (on average 4.097647303768478) internal successors, (59043), 14417 states have internal predecessors, (59043), 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) [2021-11-25 20:15:49,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14418 states to 14418 states and 59043 transitions. [2021-11-25 20:15:49,759 INFO L78 Accepts]: Start accepts. Automaton has 14418 states and 59043 transitions. Word has length 22 [2021-11-25 20:15:49,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:15:49,760 INFO L470 AbstractCegarLoop]: Abstraction has 14418 states and 59043 transitions. [2021-11-25 20:15:49,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:15:49,760 INFO L276 IsEmpty]: Start isEmpty. Operand 14418 states and 59043 transitions. [2021-11-25 20:15:49,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 20:15:49,762 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:15:49,762 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:15:49,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-25 20:15:49,763 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:15:49,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:15:49,764 INFO L85 PathProgramCache]: Analyzing trace with hash 309833568, now seen corresponding path program 4 times [2021-11-25 20:15:49,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:15:49,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735088464] [2021-11-25 20:15:49,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:15:49,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:15:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:15:50,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:15:50,160 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:15:50,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735088464] [2021-11-25 20:15:50,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735088464] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:15:50,160 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:15:50,160 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-25 20:15:50,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086338882] [2021-11-25 20:15:50,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:15:50,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:15:50,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:15:50,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:15:50,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:15:50,162 INFO L87 Difference]: Start difference. First operand 14418 states and 59043 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:15:51,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:15:51,880 INFO L93 Difference]: Finished difference Result 21902 states and 87399 transitions. [2021-11-25 20:15:51,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 20:15:51,880 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-25 20:15:51,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:15:51,971 INFO L225 Difference]: With dead ends: 21902 [2021-11-25 20:15:51,971 INFO L226 Difference]: Without dead ends: 21896 [2021-11-25 20:15:51,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2021-11-25 20:15:51,972 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 463 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 1302 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 463 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 1576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1302 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:15:51,973 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [463 Valid, 292 Invalid, 1576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1302 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 20:15:52,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21896 states. [2021-11-25 20:15:52,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21896 to 15502. [2021-11-25 20:15:52,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15502 states, 15493 states have (on average 4.108436067901633) internal successors, (63652), 15501 states have internal predecessors, (63652), 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) [2021-11-25 20:15:52,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15502 states to 15502 states and 63652 transitions. [2021-11-25 20:15:52,782 INFO L78 Accepts]: Start accepts. Automaton has 15502 states and 63652 transitions. Word has length 22 [2021-11-25 20:15:52,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:15:52,783 INFO L470 AbstractCegarLoop]: Abstraction has 15502 states and 63652 transitions. [2021-11-25 20:15:52,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:15:52,783 INFO L276 IsEmpty]: Start isEmpty. Operand 15502 states and 63652 transitions. [2021-11-25 20:15:52,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 20:15:52,786 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:15:52,786 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:15:52,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-25 20:15:52,786 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:15:52,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:15:52,787 INFO L85 PathProgramCache]: Analyzing trace with hash 714096270, now seen corresponding path program 5 times [2021-11-25 20:15:52,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:15:52,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212086118] [2021-11-25 20:15:52,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:15:52,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:15:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:15:53,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:15:53,110 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:15:53,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212086118] [2021-11-25 20:15:53,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212086118] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:15:53,111 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:15:53,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-25 20:15:53,111 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547225737] [2021-11-25 20:15:53,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:15:53,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:15:53,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:15:53,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:15:53,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:15:53,112 INFO L87 Difference]: Start difference. First operand 15502 states and 63652 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:15:54,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:15:54,897 INFO L93 Difference]: Finished difference Result 22920 states and 92680 transitions. [2021-11-25 20:15:54,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 20:15:54,898 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-25 20:15:54,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:15:54,984 INFO L225 Difference]: With dead ends: 22920 [2021-11-25 20:15:54,984 INFO L226 Difference]: Without dead ends: 22914 [2021-11-25 20:15:54,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:15:54,985 INFO L933 BasicCegarLoop]: 80 mSDtfsCounter, 399 mSDsluCounter, 873 mSDsCounter, 0 mSdLazyCounter, 1920 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 399 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 2128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 1920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:15:54,985 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [399 Valid, 400 Invalid, 2128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1920 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-25 20:15:55,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22914 states. [2021-11-25 20:15:55,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22914 to 15516. [2021-11-25 20:15:55,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15516 states, 15507 states have (on average 4.107177403753144) internal successors, (63690), 15515 states have internal predecessors, (63690), 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) [2021-11-25 20:15:55,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15516 states to 15516 states and 63690 transitions. [2021-11-25 20:15:55,708 INFO L78 Accepts]: Start accepts. Automaton has 15516 states and 63690 transitions. Word has length 22 [2021-11-25 20:15:55,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:15:55,709 INFO L470 AbstractCegarLoop]: Abstraction has 15516 states and 63690 transitions. [2021-11-25 20:15:55,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:15:55,709 INFO L276 IsEmpty]: Start isEmpty. Operand 15516 states and 63690 transitions. [2021-11-25 20:15:55,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 20:15:55,711 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:15:55,712 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:15:55,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-25 20:15:55,712 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:15:55,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:15:55,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1764328206, now seen corresponding path program 6 times [2021-11-25 20:15:55,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:15:55,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664034488] [2021-11-25 20:15:55,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:15:55,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:15:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:15:56,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:15:56,036 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:15:56,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664034488] [2021-11-25 20:15:56,036 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664034488] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:15:56,037 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:15:56,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-25 20:15:56,037 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410779252] [2021-11-25 20:15:56,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:15:56,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:15:56,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:15:56,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:15:56,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:15:56,038 INFO L87 Difference]: Start difference. First operand 15516 states and 63690 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:15:57,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:15:57,806 INFO L93 Difference]: Finished difference Result 25096 states and 101901 transitions. [2021-11-25 20:15:57,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 20:15:57,806 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-25 20:15:57,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:15:57,880 INFO L225 Difference]: With dead ends: 25096 [2021-11-25 20:15:57,880 INFO L226 Difference]: Without dead ends: 25090 [2021-11-25 20:15:57,880 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:15:57,881 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 453 mSDsluCounter, 714 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 453 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 1904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:15:57,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [453 Valid, 356 Invalid, 1904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 20:15:57,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25090 states. [2021-11-25 20:15:58,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25090 to 15509. [2021-11-25 20:15:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15509 states, 15500 states have (on average 4.107806451612904) internal successors, (63671), 15508 states have internal predecessors, (63671), 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) [2021-11-25 20:15:58,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15509 states to 15509 states and 63671 transitions. [2021-11-25 20:15:58,571 INFO L78 Accepts]: Start accepts. Automaton has 15509 states and 63671 transitions. Word has length 22 [2021-11-25 20:15:58,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:15:58,572 INFO L470 AbstractCegarLoop]: Abstraction has 15509 states and 63671 transitions. [2021-11-25 20:15:58,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:15:58,572 INFO L276 IsEmpty]: Start isEmpty. Operand 15509 states and 63671 transitions. [2021-11-25 20:15:58,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 20:15:58,574 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:15:58,574 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:15:58,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-25 20:15:58,574 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:15:58,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:15:58,574 INFO L85 PathProgramCache]: Analyzing trace with hash 1210760686, now seen corresponding path program 7 times [2021-11-25 20:15:58,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:15:58,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004618916] [2021-11-25 20:15:58,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:15:58,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:15:58,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:15:58,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:15:58,907 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:15:58,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004618916] [2021-11-25 20:15:58,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004618916] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:15:58,907 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:15:58,907 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-25 20:15:58,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478100506] [2021-11-25 20:15:58,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:15:58,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:15:58,908 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:15:58,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:15:58,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:15:58,909 INFO L87 Difference]: Start difference. First operand 15509 states and 63671 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:16:00,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:00,732 INFO L93 Difference]: Finished difference Result 24085 states and 96644 transitions. [2021-11-25 20:16:00,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 20:16:00,737 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-25 20:16:00,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:00,827 INFO L225 Difference]: With dead ends: 24085 [2021-11-25 20:16:00,827 INFO L226 Difference]: Without dead ends: 24079 [2021-11-25 20:16:00,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:16:00,828 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 465 mSDsluCounter, 813 mSDsCounter, 0 mSdLazyCounter, 1843 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 2112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:00,828 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [465 Valid, 396 Invalid, 2112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 1843 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-25 20:16:00,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24079 states. [2021-11-25 20:16:01,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24079 to 16593. [2021-11-25 20:16:01,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16593 states, 16584 states have (on average 4.117221418234442) internal successors, (68280), 16592 states have internal predecessors, (68280), 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) [2021-11-25 20:16:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16593 states to 16593 states and 68280 transitions. [2021-11-25 20:16:01,568 INFO L78 Accepts]: Start accepts. Automaton has 16593 states and 68280 transitions. Word has length 22 [2021-11-25 20:16:01,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:01,568 INFO L470 AbstractCegarLoop]: Abstraction has 16593 states and 68280 transitions. [2021-11-25 20:16:01,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:16:01,569 INFO L276 IsEmpty]: Start isEmpty. Operand 16593 states and 68280 transitions. [2021-11-25 20:16:01,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 20:16:01,570 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:01,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:01,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-25 20:16:01,571 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:01,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:01,571 INFO L85 PathProgramCache]: Analyzing trace with hash 656232700, now seen corresponding path program 8 times [2021-11-25 20:16:01,571 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:01,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112939203] [2021-11-25 20:16:01,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:01,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:01,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:01,875 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:01,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112939203] [2021-11-25 20:16:01,875 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112939203] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:01,875 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:01,876 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-25 20:16:01,876 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955131371] [2021-11-25 20:16:01,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:01,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:16:01,876 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:01,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:16:01,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:16:01,877 INFO L87 Difference]: Start difference. First operand 16593 states and 68280 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:16:03,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:03,462 INFO L93 Difference]: Finished difference Result 21907 states and 88503 transitions. [2021-11-25 20:16:03,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-25 20:16:03,462 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-25 20:16:03,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:03,551 INFO L225 Difference]: With dead ends: 21907 [2021-11-25 20:16:03,552 INFO L226 Difference]: Without dead ends: 21901 [2021-11-25 20:16:03,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:16:03,553 INFO L933 BasicCegarLoop]: 82 mSDtfsCounter, 454 mSDsluCounter, 513 mSDsCounter, 0 mSdLazyCounter, 1297 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 454 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 1499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:03,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [454 Valid, 275 Invalid, 1499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1297 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 20:16:03,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21901 states. [2021-11-25 20:16:03,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21901 to 16586. [2021-11-25 20:16:03,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16586 states, 16577 states have (on average 4.117813838450866) internal successors, (68261), 16585 states have internal predecessors, (68261), 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) [2021-11-25 20:16:03,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16586 states to 16586 states and 68261 transitions. [2021-11-25 20:16:03,969 INFO L78 Accepts]: Start accepts. Automaton has 16586 states and 68261 transitions. Word has length 22 [2021-11-25 20:16:03,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:03,970 INFO L470 AbstractCegarLoop]: Abstraction has 16586 states and 68261 transitions. [2021-11-25 20:16:03,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:16:03,970 INFO L276 IsEmpty]: Start isEmpty. Operand 16586 states and 68261 transitions. [2021-11-25 20:16:03,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 20:16:03,972 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:03,972 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:03,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-25 20:16:03,973 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:03,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:03,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1822191776, now seen corresponding path program 9 times [2021-11-25 20:16:03,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:03,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255061979] [2021-11-25 20:16:03,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:03,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:04,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:04,273 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:04,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255061979] [2021-11-25 20:16:04,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255061979] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:04,273 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:04,274 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-25 20:16:04,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874835959] [2021-11-25 20:16:04,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:04,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:16:04,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:04,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:16:04,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:16:04,275 INFO L87 Difference]: Start difference. First operand 16586 states and 68261 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:16:05,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:05,903 INFO L93 Difference]: Finished difference Result 24083 states and 97724 transitions. [2021-11-25 20:16:05,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-25 20:16:05,903 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-25 20:16:05,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:05,983 INFO L225 Difference]: With dead ends: 24083 [2021-11-25 20:16:05,983 INFO L226 Difference]: Without dead ends: 24077 [2021-11-25 20:16:05,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:16:05,984 INFO L933 BasicCegarLoop]: 83 mSDtfsCounter, 447 mSDsluCounter, 522 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 447 SdHoareTripleChecker+Valid, 280 SdHoareTripleChecker+Invalid, 1536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:05,985 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [447 Valid, 280 Invalid, 1536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-25 20:16:06,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24077 states. [2021-11-25 20:16:06,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24077 to 16579. [2021-11-25 20:16:06,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16579 states, 16570 states have (on average 4.1184067592033795) internal successors, (68242), 16578 states have internal predecessors, (68242), 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) [2021-11-25 20:16:06,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16579 states to 16579 states and 68242 transitions. [2021-11-25 20:16:06,766 INFO L78 Accepts]: Start accepts. Automaton has 16579 states and 68242 transitions. Word has length 22 [2021-11-25 20:16:06,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:06,767 INFO L470 AbstractCegarLoop]: Abstraction has 16579 states and 68242 transitions. [2021-11-25 20:16:06,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:16:06,767 INFO L276 IsEmpty]: Start isEmpty. Operand 16579 states and 68242 transitions. [2021-11-25 20:16:06,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 20:16:06,768 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:06,769 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:06,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-25 20:16:06,769 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:06,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:06,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1032867274, now seen corresponding path program 10 times [2021-11-25 20:16:06,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:06,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168162480] [2021-11-25 20:16:06,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:06,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:06,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:07,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:07,082 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:07,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168162480] [2021-11-25 20:16:07,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168162480] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:07,082 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:07,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-25 20:16:07,082 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264515747] [2021-11-25 20:16:07,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:07,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:16:07,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:07,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:16:07,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:16:07,083 INFO L87 Difference]: Start difference. First operand 16579 states and 68242 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:16:08,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:08,696 INFO L93 Difference]: Finished difference Result 26259 states and 106950 transitions. [2021-11-25 20:16:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-25 20:16:08,696 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-25 20:16:08,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:08,811 INFO L225 Difference]: With dead ends: 26259 [2021-11-25 20:16:08,811 INFO L226 Difference]: Without dead ends: 26253 [2021-11-25 20:16:08,812 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:16:08,812 INFO L933 BasicCegarLoop]: 84 mSDtfsCounter, 416 mSDsluCounter, 715 mSDsCounter, 0 mSdLazyCounter, 1695 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 416 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 1871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:08,813 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [416 Valid, 355 Invalid, 1871 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1695 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 20:16:08,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26253 states. [2021-11-25 20:16:09,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26253 to 16572. [2021-11-25 20:16:09,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16572 states, 16563 states have (on average 4.119000181126608) internal successors, (68223), 16571 states have internal predecessors, (68223), 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) [2021-11-25 20:16:09,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16572 states to 16572 states and 68223 transitions. [2021-11-25 20:16:09,640 INFO L78 Accepts]: Start accepts. Automaton has 16572 states and 68223 transitions. Word has length 22 [2021-11-25 20:16:09,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:09,640 INFO L470 AbstractCegarLoop]: Abstraction has 16572 states and 68223 transitions. [2021-11-25 20:16:09,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:16:09,640 INFO L276 IsEmpty]: Start isEmpty. Operand 16572 states and 68223 transitions. [2021-11-25 20:16:09,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 20:16:09,642 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:09,642 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:09,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-25 20:16:09,642 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:09,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:09,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1685590568, now seen corresponding path program 11 times [2021-11-25 20:16:09,643 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:09,644 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820559511] [2021-11-25 20:16:09,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:09,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:09,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:09,974 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:09,974 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820559511] [2021-11-25 20:16:09,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820559511] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:09,974 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:09,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-25 20:16:09,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244723089] [2021-11-25 20:16:09,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:09,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:16:09,975 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:09,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:16:09,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:16:09,976 INFO L87 Difference]: Start difference. First operand 16572 states and 68223 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:16:10,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:10,891 INFO L93 Difference]: Finished difference Result 15696 states and 64587 transitions. [2021-11-25 20:16:10,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-25 20:16:10,892 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-25 20:16:10,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:10,947 INFO L225 Difference]: With dead ends: 15696 [2021-11-25 20:16:10,947 INFO L226 Difference]: Without dead ends: 15688 [2021-11-25 20:16:10,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:16:10,948 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 444 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 841 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 444 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 841 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:10,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [444 Valid, 181 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 841 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-25 20:16:10,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15688 states. [2021-11-25 20:16:11,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15688 to 7753. [2021-11-25 20:16:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7753 states, 7748 states have (on average 4.065565307176046) internal successors, (31500), 7752 states have internal predecessors, (31500), 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) [2021-11-25 20:16:11,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7753 states to 7753 states and 31500 transitions. [2021-11-25 20:16:11,488 INFO L78 Accepts]: Start accepts. Automaton has 7753 states and 31500 transitions. Word has length 22 [2021-11-25 20:16:11,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:11,490 INFO L470 AbstractCegarLoop]: Abstraction has 7753 states and 31500 transitions. [2021-11-25 20:16:11,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 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) [2021-11-25 20:16:11,490 INFO L276 IsEmpty]: Start isEmpty. Operand 7753 states and 31500 transitions. [2021-11-25 20:16:11,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 20:16:11,500 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:11,500 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:11,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-25 20:16:11,501 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting thread0Err1ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:11,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:11,501 INFO L85 PathProgramCache]: Analyzing trace with hash -785207745, now seen corresponding path program 1 times [2021-11-25 20:16:11,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:11,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278783323] [2021-11-25 20:16:11,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:11,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:11,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:11,652 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:11,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278783323] [2021-11-25 20:16:11,652 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278783323] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:11,652 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:11,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:16:11,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827095449] [2021-11-25 20:16:11,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:11,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:16:11,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:11,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:16:11,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:16:11,654 INFO L87 Difference]: Start difference. First operand 7753 states and 31500 transitions. Second operand has 6 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:16:12,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:12,030 INFO L93 Difference]: Finished difference Result 12455 states and 49231 transitions. [2021-11-25 20:16:12,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:16:12,031 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-25 20:16:12,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:12,066 INFO L225 Difference]: With dead ends: 12455 [2021-11-25 20:16:12,067 INFO L226 Difference]: Without dead ends: 12455 [2021-11-25 20:16:12,067 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:16:12,068 INFO L933 BasicCegarLoop]: 40 mSDtfsCounter, 68 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:12,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 92 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:16:12,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12455 states. [2021-11-25 20:16:12,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12455 to 9473. [2021-11-25 20:16:12,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9473 states, 9468 states have (on average 4.066751161808196) internal successors, (38504), 9472 states have internal predecessors, (38504), 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) [2021-11-25 20:16:12,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9473 states to 9473 states and 38504 transitions. [2021-11-25 20:16:12,309 INFO L78 Accepts]: Start accepts. Automaton has 9473 states and 38504 transitions. Word has length 26 [2021-11-25 20:16:12,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:12,310 INFO L470 AbstractCegarLoop]: Abstraction has 9473 states and 38504 transitions. [2021-11-25 20:16:12,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:16:12,310 INFO L276 IsEmpty]: Start isEmpty. Operand 9473 states and 38504 transitions. [2021-11-25 20:16:12,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 20:16:12,320 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:12,320 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:12,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-25 20:16:12,321 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting thread0Err1ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:12,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:12,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1220347816, now seen corresponding path program 1 times [2021-11-25 20:16:12,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:12,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610164037] [2021-11-25 20:16:12,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:12,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:12,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:12,470 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:12,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610164037] [2021-11-25 20:16:12,470 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610164037] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:12,470 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:12,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 20:16:12,471 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430092797] [2021-11-25 20:16:12,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:12,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 20:16:12,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:12,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 20:16:12,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:16:12,472 INFO L87 Difference]: Start difference. First operand 9473 states and 38504 transitions. Second operand has 9 states, 8 states have (on average 3.5) internal successors, (28), 9 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:16:12,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:12,850 INFO L93 Difference]: Finished difference Result 9018 states and 36592 transitions. [2021-11-25 20:16:12,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-25 20:16:12,851 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 3.5) internal successors, (28), 9 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-11-25 20:16:12,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:12,875 INFO L225 Difference]: With dead ends: 9018 [2021-11-25 20:16:12,875 INFO L226 Difference]: Without dead ends: 9018 [2021-11-25 20:16:12,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-11-25 20:16:12,876 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 210 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:12,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [210 Valid, 104 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:16:12,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9018 states. [2021-11-25 20:16:13,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9018 to 7186. [2021-11-25 20:16:13,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7186 states, 7182 states have (on average 4.0284043441938175) internal successors, (28932), 7185 states have internal predecessors, (28932), 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) [2021-11-25 20:16:13,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7186 states to 7186 states and 28932 transitions. [2021-11-25 20:16:13,286 INFO L78 Accepts]: Start accepts. Automaton has 7186 states and 28932 transitions. Word has length 28 [2021-11-25 20:16:13,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:13,286 INFO L470 AbstractCegarLoop]: Abstraction has 7186 states and 28932 transitions. [2021-11-25 20:16:13,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 3.5) internal successors, (28), 9 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:16:13,286 INFO L276 IsEmpty]: Start isEmpty. Operand 7186 states and 28932 transitions. [2021-11-25 20:16:13,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 20:16:13,301 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:13,301 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:13,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-25 20:16:13,302 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting thread0Err2ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:13,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:13,302 INFO L85 PathProgramCache]: Analyzing trace with hash -98414679, now seen corresponding path program 1 times [2021-11-25 20:16:13,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:13,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370541997] [2021-11-25 20:16:13,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:13,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:13,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:13,397 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:13,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370541997] [2021-11-25 20:16:13,398 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370541997] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:13,398 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:13,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:16:13,398 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980599312] [2021-11-25 20:16:13,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:13,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:16:13,399 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:13,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:16:13,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:16:13,400 INFO L87 Difference]: Start difference. First operand 7186 states and 28932 transitions. Second operand has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 states have internal predecessors, (36), 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) [2021-11-25 20:16:13,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:13,658 INFO L93 Difference]: Finished difference Result 8609 states and 33305 transitions. [2021-11-25 20:16:13,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:16:13,658 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-25 20:16:13,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:13,680 INFO L225 Difference]: With dead ends: 8609 [2021-11-25 20:16:13,681 INFO L226 Difference]: Without dead ends: 8609 [2021-11-25 20:16:13,681 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:16:13,682 INFO L933 BasicCegarLoop]: 41 mSDtfsCounter, 68 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:13,682 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 72 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:16:13,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8609 states. [2021-11-25 20:16:13,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8609 to 7674. [2021-11-25 20:16:13,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7674 states, 7670 states have (on average 3.978096479791395) internal successors, (30512), 7673 states have internal predecessors, (30512), 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) [2021-11-25 20:16:13,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7674 states to 7674 states and 30512 transitions. [2021-11-25 20:16:13,850 INFO L78 Accepts]: Start accepts. Automaton has 7674 states and 30512 transitions. Word has length 36 [2021-11-25 20:16:13,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:13,850 INFO L470 AbstractCegarLoop]: Abstraction has 7674 states and 30512 transitions. [2021-11-25 20:16:13,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 states have internal predecessors, (36), 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) [2021-11-25 20:16:13,850 INFO L276 IsEmpty]: Start isEmpty. Operand 7674 states and 30512 transitions. [2021-11-25 20:16:13,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 20:16:13,863 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:13,863 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:13,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-25 20:16:13,863 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting thread0Err2ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:13,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:13,863 INFO L85 PathProgramCache]: Analyzing trace with hash -505978528, now seen corresponding path program 1 times [2021-11-25 20:16:13,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:13,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328181973] [2021-11-25 20:16:13,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:13,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:14,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:14,011 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:14,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328181973] [2021-11-25 20:16:14,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328181973] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:14,011 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:14,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 20:16:14,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570150619] [2021-11-25 20:16:14,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:14,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 20:16:14,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:14,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 20:16:14,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:16:14,013 INFO L87 Difference]: Start difference. First operand 7674 states and 30512 transitions. Second operand has 9 states, 8 states have (on average 4.75) internal successors, (38), 9 states have internal predecessors, (38), 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) [2021-11-25 20:16:14,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:14,305 INFO L93 Difference]: Finished difference Result 7541 states and 30052 transitions. [2021-11-25 20:16:14,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-25 20:16:14,305 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 4.75) internal successors, (38), 9 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-25 20:16:14,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:14,324 INFO L225 Difference]: With dead ends: 7541 [2021-11-25 20:16:14,325 INFO L226 Difference]: Without dead ends: 7541 [2021-11-25 20:16:14,325 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-25 20:16:14,326 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 161 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:14,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [161 Valid, 91 Invalid, 284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:16:14,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7541 states. [2021-11-25 20:16:14,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7541 to 6997. [2021-11-25 20:16:14,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6997 states, 6994 states have (on average 4.032027452101802) internal successors, (28200), 6996 states have internal predecessors, (28200), 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) [2021-11-25 20:16:14,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6997 states to 6997 states and 28200 transitions. [2021-11-25 20:16:14,480 INFO L78 Accepts]: Start accepts. Automaton has 6997 states and 28200 transitions. Word has length 38 [2021-11-25 20:16:14,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:14,481 INFO L470 AbstractCegarLoop]: Abstraction has 6997 states and 28200 transitions. [2021-11-25 20:16:14,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 4.75) internal successors, (38), 9 states have internal predecessors, (38), 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) [2021-11-25 20:16:14,481 INFO L276 IsEmpty]: Start isEmpty. Operand 6997 states and 28200 transitions. [2021-11-25 20:16:14,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 20:16:14,497 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:14,497 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:14,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-25 20:16:14,497 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting thread0Err3ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:14,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:14,498 INFO L85 PathProgramCache]: Analyzing trace with hash -758745043, now seen corresponding path program 1 times [2021-11-25 20:16:14,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:14,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669112949] [2021-11-25 20:16:14,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:14,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:14,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:14,603 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:14,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669112949] [2021-11-25 20:16:14,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669112949] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:14,603 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:14,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:16:14,603 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115623606] [2021-11-25 20:16:14,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:14,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:16:14,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:14,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:16:14,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:16:14,605 INFO L87 Difference]: Start difference. First operand 6997 states and 28200 transitions. Second operand has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 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) [2021-11-25 20:16:14,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:14,952 INFO L93 Difference]: Finished difference Result 7367 states and 29089 transitions. [2021-11-25 20:16:14,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:16:14,953 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-11-25 20:16:14,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:14,975 INFO L225 Difference]: With dead ends: 7367 [2021-11-25 20:16:14,975 INFO L226 Difference]: Without dead ends: 7367 [2021-11-25 20:16:14,975 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:16:14,976 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 26 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:14,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 74 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 246 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:16:14,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2021-11-25 20:16:15,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 7121. [2021-11-25 20:16:15,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7121 states, 7118 states have (on average 4.002247822422029) internal successors, (28488), 7120 states have internal predecessors, (28488), 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) [2021-11-25 20:16:15,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7121 states to 7121 states and 28488 transitions. [2021-11-25 20:16:15,175 INFO L78 Accepts]: Start accepts. Automaton has 7121 states and 28488 transitions. Word has length 46 [2021-11-25 20:16:15,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:15,175 INFO L470 AbstractCegarLoop]: Abstraction has 7121 states and 28488 transitions. [2021-11-25 20:16:15,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 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) [2021-11-25 20:16:15,176 INFO L276 IsEmpty]: Start isEmpty. Operand 7121 states and 28488 transitions. [2021-11-25 20:16:15,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 20:16:15,194 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:15,194 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:15,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-25 20:16:15,194 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting thread0Err3ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:15,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:15,195 INFO L85 PathProgramCache]: Analyzing trace with hash 911346522, now seen corresponding path program 1 times [2021-11-25 20:16:15,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:15,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000204163] [2021-11-25 20:16:15,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:15,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:15,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:15,379 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:15,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000204163] [2021-11-25 20:16:15,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000204163] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:15,380 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:15,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 20:16:15,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561579424] [2021-11-25 20:16:15,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:15,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 20:16:15,381 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:15,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 20:16:15,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:16:15,382 INFO L87 Difference]: Start difference. First operand 7121 states and 28488 transitions. Second operand has 9 states, 8 states have (on average 6.0) internal successors, (48), 9 states have internal predecessors, (48), 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) [2021-11-25 20:16:15,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:15,762 INFO L93 Difference]: Finished difference Result 7086 states and 28392 transitions. [2021-11-25 20:16:15,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-25 20:16:15,762 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 6.0) internal successors, (48), 9 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-25 20:16:15,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:15,784 INFO L225 Difference]: With dead ends: 7086 [2021-11-25 20:16:15,784 INFO L226 Difference]: Without dead ends: 7086 [2021-11-25 20:16:15,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-25 20:16:15,785 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 124 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:15,786 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 110 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:16:15,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7086 states. [2021-11-25 20:16:15,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7086 to 6934. [2021-11-25 20:16:15,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6934 states, 6932 states have (on average 4.03866128101558) internal successors, (27996), 6933 states have internal predecessors, (27996), 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) [2021-11-25 20:16:15,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6934 states to 6934 states and 27996 transitions. [2021-11-25 20:16:15,979 INFO L78 Accepts]: Start accepts. Automaton has 6934 states and 27996 transitions. Word has length 48 [2021-11-25 20:16:15,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:15,980 INFO L470 AbstractCegarLoop]: Abstraction has 6934 states and 27996 transitions. [2021-11-25 20:16:15,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.0) internal successors, (48), 9 states have internal predecessors, (48), 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) [2021-11-25 20:16:15,980 INFO L276 IsEmpty]: Start isEmpty. Operand 6934 states and 27996 transitions. [2021-11-25 20:16:15,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 20:16:15,999 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:15,999 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:15,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-25 20:16:15,999 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting thread0Err4ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:15,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:16,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1373764604, now seen corresponding path program 1 times [2021-11-25 20:16:16,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:16,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828956068] [2021-11-25 20:16:16,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:16,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:16,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:16,139 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:16,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828956068] [2021-11-25 20:16:16,139 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828956068] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:16,139 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:16,139 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:16:16,140 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493817458] [2021-11-25 20:16:16,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:16,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:16:16,140 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:16,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:16:16,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:16:16,141 INFO L87 Difference]: Start difference. First operand 6934 states and 27996 transitions. Second operand has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 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) [2021-11-25 20:16:16,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:16,358 INFO L93 Difference]: Finished difference Result 6969 states and 28043 transitions. [2021-11-25 20:16:16,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:16:16,359 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-11-25 20:16:16,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:16,385 INFO L225 Difference]: With dead ends: 6969 [2021-11-25 20:16:16,386 INFO L226 Difference]: Without dead ends: 6235 [2021-11-25 20:16:16,386 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:16:16,387 INFO L933 BasicCegarLoop]: 43 mSDtfsCounter, 28 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:16,387 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 57 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:16:16,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6235 states. [2021-11-25 20:16:16,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6235 to 6226. [2021-11-25 20:16:16,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6226 states, 6224 states have (on average 3.9969473007712084) internal successors, (24877), 6225 states have internal predecessors, (24877), 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) [2021-11-25 20:16:16,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6226 states to 6226 states and 24877 transitions. [2021-11-25 20:16:16,621 INFO L78 Accepts]: Start accepts. Automaton has 6226 states and 24877 transitions. Word has length 56 [2021-11-25 20:16:16,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:16,622 INFO L470 AbstractCegarLoop]: Abstraction has 6226 states and 24877 transitions. [2021-11-25 20:16:16,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 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) [2021-11-25 20:16:16,623 INFO L276 IsEmpty]: Start isEmpty. Operand 6226 states and 24877 transitions. [2021-11-25 20:16:16,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 20:16:16,645 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:16,645 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:16,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-25 20:16:16,648 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting thread0Err4ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:16,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:16,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1154005717, now seen corresponding path program 1 times [2021-11-25 20:16:16,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:16,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422038141] [2021-11-25 20:16:16,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:16,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:16,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:16,908 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:16,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422038141] [2021-11-25 20:16:16,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422038141] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:16,909 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:16,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 20:16:16,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042605765] [2021-11-25 20:16:16,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:16,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 20:16:16,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:16,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 20:16:16,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:16:16,910 INFO L87 Difference]: Start difference. First operand 6226 states and 24877 transitions. Second operand has 9 states, 8 states have (on average 7.25) internal successors, (58), 9 states have internal predecessors, (58), 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) [2021-11-25 20:16:17,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:17,286 INFO L93 Difference]: Finished difference Result 6219 states and 24861 transitions. [2021-11-25 20:16:17,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-25 20:16:17,287 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 7.25) internal successors, (58), 9 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-11-25 20:16:17,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:17,304 INFO L225 Difference]: With dead ends: 6219 [2021-11-25 20:16:17,304 INFO L226 Difference]: Without dead ends: 4833 [2021-11-25 20:16:17,305 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-25 20:16:17,306 INFO L933 BasicCegarLoop]: 54 mSDtfsCounter, 110 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 290 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:17,306 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [110 Valid, 110 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:16:17,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4833 states. [2021-11-25 20:16:17,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4833 to 4821. [2021-11-25 20:16:17,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4821 states, 4820 states have (on average 4.001659751037344) internal successors, (19288), 4820 states have internal predecessors, (19288), 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) [2021-11-25 20:16:17,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4821 states to 4821 states and 19288 transitions. [2021-11-25 20:16:17,444 INFO L78 Accepts]: Start accepts. Automaton has 4821 states and 19288 transitions. Word has length 58 [2021-11-25 20:16:17,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:17,444 INFO L470 AbstractCegarLoop]: Abstraction has 4821 states and 19288 transitions. [2021-11-25 20:16:17,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 7.25) internal successors, (58), 9 states have internal predecessors, (58), 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) [2021-11-25 20:16:17,445 INFO L276 IsEmpty]: Start isEmpty. Operand 4821 states and 19288 transitions. [2021-11-25 20:16:17,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:17,458 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:17,459 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:17,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-25 20:16:17,459 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:17,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:17,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1845335836, now seen corresponding path program 1 times [2021-11-25 20:16:17,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:17,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666485856] [2021-11-25 20:16:17,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:17,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:18,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:18,424 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:18,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666485856] [2021-11-25 20:16:18,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666485856] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:18,424 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:18,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:18,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085200192] [2021-11-25 20:16:18,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:18,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:18,425 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:18,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:18,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:18,425 INFO L87 Difference]: Start difference. First operand 4821 states and 19288 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:19,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:19,113 INFO L93 Difference]: Finished difference Result 8156 states and 31296 transitions. [2021-11-25 20:16:19,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 20:16:19,114 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:19,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:19,139 INFO L225 Difference]: With dead ends: 8156 [2021-11-25 20:16:19,140 INFO L226 Difference]: Without dead ends: 7178 [2021-11-25 20:16:19,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2021-11-25 20:16:19,141 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 361 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 643 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:19,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [361 Valid, 152 Invalid, 854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 643 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-25 20:16:19,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7178 states. [2021-11-25 20:16:19,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7178 to 4820. [2021-11-25 20:16:19,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4820 states, 4819 states have (on average 4.002075119319361) internal successors, (19286), 4819 states have internal predecessors, (19286), 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) [2021-11-25 20:16:19,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4820 states to 4820 states and 19286 transitions. [2021-11-25 20:16:19,261 INFO L78 Accepts]: Start accepts. Automaton has 4820 states and 19286 transitions. Word has length 67 [2021-11-25 20:16:19,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:19,261 INFO L470 AbstractCegarLoop]: Abstraction has 4820 states and 19286 transitions. [2021-11-25 20:16:19,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:19,261 INFO L276 IsEmpty]: Start isEmpty. Operand 4820 states and 19286 transitions. [2021-11-25 20:16:19,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:19,271 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:19,271 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:19,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-25 20:16:19,271 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:19,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:19,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1151230444, now seen corresponding path program 2 times [2021-11-25 20:16:19,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:19,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976564029] [2021-11-25 20:16:19,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:19,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:19,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:20,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:20,713 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:20,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976564029] [2021-11-25 20:16:20,714 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976564029] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:20,714 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:20,714 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:20,714 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925753414] [2021-11-25 20:16:20,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:20,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:20,715 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:20,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:20,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:20,715 INFO L87 Difference]: Start difference. First operand 4820 states and 19286 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:21,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:21,576 INFO L93 Difference]: Finished difference Result 8460 states and 32762 transitions. [2021-11-25 20:16:21,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:16:21,576 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:21,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:21,594 INFO L225 Difference]: With dead ends: 8460 [2021-11-25 20:16:21,595 INFO L226 Difference]: Without dead ends: 7483 [2021-11-25 20:16:21,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2021-11-25 20:16:21,596 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 425 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 894 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 1107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:21,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [425 Valid, 193 Invalid, 1107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 894 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-25 20:16:21,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7483 states. [2021-11-25 20:16:21,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7483 to 4827. [2021-11-25 20:16:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4827 states, 4826 states have (on average 3.998756734355574) internal successors, (19298), 4826 states have internal predecessors, (19298), 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) [2021-11-25 20:16:21,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4827 states to 4827 states and 19298 transitions. [2021-11-25 20:16:21,719 INFO L78 Accepts]: Start accepts. Automaton has 4827 states and 19298 transitions. Word has length 67 [2021-11-25 20:16:21,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:21,719 INFO L470 AbstractCegarLoop]: Abstraction has 4827 states and 19298 transitions. [2021-11-25 20:16:21,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:21,720 INFO L276 IsEmpty]: Start isEmpty. Operand 4827 states and 19298 transitions. [2021-11-25 20:16:21,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:21,730 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:21,730 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:21,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-25 20:16:21,730 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:21,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:21,731 INFO L85 PathProgramCache]: Analyzing trace with hash -270831056, now seen corresponding path program 3 times [2021-11-25 20:16:21,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:21,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25297756] [2021-11-25 20:16:21,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:21,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:22,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:22,609 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:22,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25297756] [2021-11-25 20:16:22,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25297756] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:22,611 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:22,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:22,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064560363] [2021-11-25 20:16:22,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:22,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:22,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:22,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:22,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:22,613 INFO L87 Difference]: Start difference. First operand 4827 states and 19298 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:23,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:23,931 INFO L93 Difference]: Finished difference Result 9124 states and 35384 transitions. [2021-11-25 20:16:23,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:16:23,932 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:23,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:23,949 INFO L225 Difference]: With dead ends: 9124 [2021-11-25 20:16:23,949 INFO L226 Difference]: Without dead ends: 7177 [2021-11-25 20:16:23,949 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2021-11-25 20:16:23,950 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 335 mSDsluCounter, 550 mSDsCounter, 0 mSdLazyCounter, 1444 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 335 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 1642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:23,950 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [335 Valid, 273 Invalid, 1642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1444 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-25 20:16:23,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7177 states. [2021-11-25 20:16:24,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7177 to 4819. [2021-11-25 20:16:24,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4819 states, 4818 states have (on average 4.002490660024907) internal successors, (19284), 4818 states have internal predecessors, (19284), 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) [2021-11-25 20:16:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4819 states to 4819 states and 19284 transitions. [2021-11-25 20:16:24,057 INFO L78 Accepts]: Start accepts. Automaton has 4819 states and 19284 transitions. Word has length 67 [2021-11-25 20:16:24,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:24,057 INFO L470 AbstractCegarLoop]: Abstraction has 4819 states and 19284 transitions. [2021-11-25 20:16:24,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 4819 states and 19284 transitions. [2021-11-25 20:16:24,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:24,105 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:24,105 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:24,105 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-25 20:16:24,106 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:24,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:24,107 INFO L85 PathProgramCache]: Analyzing trace with hash 979023298, now seen corresponding path program 4 times [2021-11-25 20:16:24,107 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:24,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755149116] [2021-11-25 20:16:24,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:24,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:25,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:25,104 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:25,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755149116] [2021-11-25 20:16:25,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755149116] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:25,104 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:25,104 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:25,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912349032] [2021-11-25 20:16:25,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:25,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:25,105 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:25,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:25,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:25,106 INFO L87 Difference]: Start difference. First operand 4819 states and 19284 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:26,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:26,126 INFO L93 Difference]: Finished difference Result 8615 states and 33578 transitions. [2021-11-25 20:16:26,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:16:26,126 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:26,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:26,145 INFO L225 Difference]: With dead ends: 8615 [2021-11-25 20:16:26,145 INFO L226 Difference]: Without dead ends: 7638 [2021-11-25 20:16:26,146 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2021-11-25 20:16:26,146 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 232 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 1143 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 1255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:26,146 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [232 Valid, 224 Invalid, 1255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1143 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-25 20:16:26,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7638 states. [2021-11-25 20:16:26,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7638 to 4833. [2021-11-25 20:16:26,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4833 states, 4832 states have (on average 3.9973096026490067) internal successors, (19315), 4832 states have internal predecessors, (19315), 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) [2021-11-25 20:16:26,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4833 states to 4833 states and 19315 transitions. [2021-11-25 20:16:26,271 INFO L78 Accepts]: Start accepts. Automaton has 4833 states and 19315 transitions. Word has length 67 [2021-11-25 20:16:26,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:26,271 INFO L470 AbstractCegarLoop]: Abstraction has 4833 states and 19315 transitions. [2021-11-25 20:16:26,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:26,271 INFO L276 IsEmpty]: Start isEmpty. Operand 4833 states and 19315 transitions. [2021-11-25 20:16:26,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:26,279 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:26,279 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:26,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-25 20:16:26,279 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:26,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:26,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1859422686, now seen corresponding path program 5 times [2021-11-25 20:16:26,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:26,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294198605] [2021-11-25 20:16:26,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:26,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:27,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:27,388 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:27,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294198605] [2021-11-25 20:16:27,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294198605] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:27,389 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:27,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:27,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470398415] [2021-11-25 20:16:27,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:27,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:27,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:27,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:27,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:27,390 INFO L87 Difference]: Start difference. First operand 4833 states and 19315 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:28,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:28,431 INFO L93 Difference]: Finished difference Result 9580 states and 37651 transitions. [2021-11-25 20:16:28,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-25 20:16:28,432 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:28,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:28,516 INFO L225 Difference]: With dead ends: 9580 [2021-11-25 20:16:28,516 INFO L226 Difference]: Without dead ends: 8610 [2021-11-25 20:16:28,516 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:16:28,517 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 304 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 1194 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 1366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:28,517 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [304 Valid, 224 Invalid, 1366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1194 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-25 20:16:28,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8610 states. [2021-11-25 20:16:28,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8610 to 5801. [2021-11-25 20:16:28,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5801 states, 5800 states have (on average 3.8682758620689657) internal successors, (22436), 5800 states have internal predecessors, (22436), 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) [2021-11-25 20:16:28,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5801 states to 5801 states and 22436 transitions. [2021-11-25 20:16:28,654 INFO L78 Accepts]: Start accepts. Automaton has 5801 states and 22436 transitions. Word has length 67 [2021-11-25 20:16:28,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:28,655 INFO L470 AbstractCegarLoop]: Abstraction has 5801 states and 22436 transitions. [2021-11-25 20:16:28,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:28,655 INFO L276 IsEmpty]: Start isEmpty. Operand 5801 states and 22436 transitions. [2021-11-25 20:16:28,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:28,668 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:28,668 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:28,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-25 20:16:28,669 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:28,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:28,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1000750700, now seen corresponding path program 6 times [2021-11-25 20:16:28,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:28,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305063579] [2021-11-25 20:16:28,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:28,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:29,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:29,558 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:29,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305063579] [2021-11-25 20:16:29,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305063579] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:29,558 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:29,558 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-25 20:16:29,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971671365] [2021-11-25 20:16:29,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:29,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:16:29,561 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:29,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:16:29,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:16:29,563 INFO L87 Difference]: Start difference. First operand 5801 states and 22436 transitions. Second operand has 11 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 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) [2021-11-25 20:16:30,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:30,849 INFO L93 Difference]: Finished difference Result 8609 states and 33560 transitions. [2021-11-25 20:16:30,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-25 20:16:30,849 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:30,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:30,871 INFO L225 Difference]: With dead ends: 8609 [2021-11-25 20:16:30,872 INFO L226 Difference]: Without dead ends: 7631 [2021-11-25 20:16:30,872 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-11-25 20:16:30,872 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 300 mSDsluCounter, 522 mSDsCounter, 0 mSdLazyCounter, 1429 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 1580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:30,872 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [300 Valid, 270 Invalid, 1580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1429 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-25 20:16:30,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7631 states. [2021-11-25 20:16:30,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7631 to 4826. [2021-11-25 20:16:30,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4826 states, 4825 states have (on average 3.9991709844559584) internal successors, (19296), 4825 states have internal predecessors, (19296), 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) [2021-11-25 20:16:30,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 4826 states and 19296 transitions. [2021-11-25 20:16:30,992 INFO L78 Accepts]: Start accepts. Automaton has 4826 states and 19296 transitions. Word has length 67 [2021-11-25 20:16:30,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:30,992 INFO L470 AbstractCegarLoop]: Abstraction has 4826 states and 19296 transitions. [2021-11-25 20:16:30,993 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 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) [2021-11-25 20:16:30,993 INFO L276 IsEmpty]: Start isEmpty. Operand 4826 states and 19296 transitions. [2021-11-25 20:16:31,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:31,001 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:31,001 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:31,001 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-11-25 20:16:31,001 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:31,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:31,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1259844194, now seen corresponding path program 7 times [2021-11-25 20:16:31,002 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:31,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799194316] [2021-11-25 20:16:31,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:31,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:32,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:32,347 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:32,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799194316] [2021-11-25 20:16:32,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799194316] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:32,348 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:32,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:32,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813773362] [2021-11-25 20:16:32,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:32,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:32,349 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:32,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:32,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:32,350 INFO L87 Difference]: Start difference. First operand 4826 states and 19296 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:33,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:33,563 INFO L93 Difference]: Finished difference Result 10095 states and 39474 transitions. [2021-11-25 20:16:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:16:33,563 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:33,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:33,590 INFO L225 Difference]: With dead ends: 10095 [2021-11-25 20:16:33,590 INFO L226 Difference]: Without dead ends: 9125 [2021-11-25 20:16:33,590 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2021-11-25 20:16:33,591 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 284 mSDsluCounter, 531 mSDsCounter, 0 mSdLazyCounter, 1463 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 1626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:33,591 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [284 Valid, 263 Invalid, 1626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1463 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-25 20:16:33,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9125 states. [2021-11-25 20:16:33,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9125 to 6762. [2021-11-25 20:16:33,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6762 states, 6761 states have (on average 3.920425972489277) internal successors, (26506), 6761 states have internal predecessors, (26506), 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) [2021-11-25 20:16:33,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6762 states to 6762 states and 26506 transitions. [2021-11-25 20:16:33,753 INFO L78 Accepts]: Start accepts. Automaton has 6762 states and 26506 transitions. Word has length 67 [2021-11-25 20:16:33,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:33,754 INFO L470 AbstractCegarLoop]: Abstraction has 6762 states and 26506 transitions. [2021-11-25 20:16:33,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:33,754 INFO L276 IsEmpty]: Start isEmpty. Operand 6762 states and 26506 transitions. [2021-11-25 20:16:33,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:33,766 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:33,766 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:33,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-25 20:16:33,766 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:33,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:33,767 INFO L85 PathProgramCache]: Analyzing trace with hash 401172208, now seen corresponding path program 8 times [2021-11-25 20:16:33,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:33,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653821606] [2021-11-25 20:16:33,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:33,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:35,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:35,098 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:35,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653821606] [2021-11-25 20:16:35,098 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653821606] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:35,098 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:35,098 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:35,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141419305] [2021-11-25 20:16:35,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:35,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:35,099 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:35,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:35,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:35,099 INFO L87 Difference]: Start difference. First operand 6762 states and 26506 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:36,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:36,424 INFO L93 Difference]: Finished difference Result 9124 states and 35383 transitions. [2021-11-25 20:16:36,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:16:36,424 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:36,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:36,443 INFO L225 Difference]: With dead ends: 9124 [2021-11-25 20:16:36,443 INFO L226 Difference]: Without dead ends: 7176 [2021-11-25 20:16:36,443 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2021-11-25 20:16:36,444 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 311 mSDsluCounter, 678 mSDsCounter, 0 mSdLazyCounter, 1780 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 1954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 1780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:36,444 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [311 Valid, 320 Invalid, 1954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 1780 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 20:16:36,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7176 states. [2021-11-25 20:16:36,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7176 to 4818. [2021-11-25 20:16:36,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4818 states, 4817 states have (on average 4.002906373261366) internal successors, (19282), 4817 states have internal predecessors, (19282), 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) [2021-11-25 20:16:36,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 4818 states and 19282 transitions. [2021-11-25 20:16:36,565 INFO L78 Accepts]: Start accepts. Automaton has 4818 states and 19282 transitions. Word has length 67 [2021-11-25 20:16:36,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:36,565 INFO L470 AbstractCegarLoop]: Abstraction has 4818 states and 19282 transitions. [2021-11-25 20:16:36,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:36,565 INFO L276 IsEmpty]: Start isEmpty. Operand 4818 states and 19282 transitions. [2021-11-25 20:16:36,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:36,573 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:36,573 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:36,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-25 20:16:36,573 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:36,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:36,574 INFO L85 PathProgramCache]: Analyzing trace with hash -666780140, now seen corresponding path program 9 times [2021-11-25 20:16:36,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:36,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890458855] [2021-11-25 20:16:36,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:36,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:38,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:38,068 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:38,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890458855] [2021-11-25 20:16:38,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890458855] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:38,068 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:38,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:38,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098986118] [2021-11-25 20:16:38,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:38,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:38,068 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:38,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:38,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:38,069 INFO L87 Difference]: Start difference. First operand 4818 states and 19282 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:38,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:38,912 INFO L93 Difference]: Finished difference Result 8146 states and 31278 transitions. [2021-11-25 20:16:38,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:16:38,912 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:38,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:38,934 INFO L225 Difference]: With dead ends: 8146 [2021-11-25 20:16:38,934 INFO L226 Difference]: Without dead ends: 7169 [2021-11-25 20:16:38,935 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:16:38,936 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 365 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 797 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 797 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:38,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [365 Valid, 118 Invalid, 962 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 797 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-25 20:16:38,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7169 states. [2021-11-25 20:16:39,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7169 to 4811. [2021-11-25 20:16:39,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4811 states, 4810 states have (on average 4.0047817047817045) internal successors, (19263), 4810 states have internal predecessors, (19263), 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) [2021-11-25 20:16:39,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4811 states to 4811 states and 19263 transitions. [2021-11-25 20:16:39,089 INFO L78 Accepts]: Start accepts. Automaton has 4811 states and 19263 transitions. Word has length 67 [2021-11-25 20:16:39,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:39,090 INFO L470 AbstractCegarLoop]: Abstraction has 4811 states and 19263 transitions. [2021-11-25 20:16:39,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:39,090 INFO L276 IsEmpty]: Start isEmpty. Operand 4811 states and 19263 transitions. [2021-11-25 20:16:39,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:39,100 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:39,100 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:39,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-25 20:16:39,101 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:39,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:39,101 INFO L85 PathProgramCache]: Analyzing trace with hash 213619248, now seen corresponding path program 10 times [2021-11-25 20:16:39,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:39,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84589686] [2021-11-25 20:16:39,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:39,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:40,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:40,907 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:40,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84589686] [2021-11-25 20:16:40,908 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84589686] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:40,908 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:40,908 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:40,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724069914] [2021-11-25 20:16:40,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:40,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:40,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:40,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:40,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:40,910 INFO L87 Difference]: Start difference. First operand 4811 states and 19263 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:42,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:42,088 INFO L93 Difference]: Finished difference Result 9107 states and 35348 transitions. [2021-11-25 20:16:42,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-25 20:16:42,089 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:42,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:42,113 INFO L225 Difference]: With dead ends: 9107 [2021-11-25 20:16:42,113 INFO L226 Difference]: Without dead ends: 8137 [2021-11-25 20:16:42,114 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=100, Invalid=280, Unknown=0, NotChecked=0, Total=380 [2021-11-25 20:16:42,114 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 425 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 1227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:42,114 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [425 Valid, 154 Invalid, 1227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 1034 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-25 20:16:42,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8137 states. [2021-11-25 20:16:42,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8137 to 5779. [2021-11-25 20:16:42,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5779 states, 5778 states have (on average 3.874004845967463) internal successors, (22384), 5778 states have internal predecessors, (22384), 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) [2021-11-25 20:16:42,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5779 states to 5779 states and 22384 transitions. [2021-11-25 20:16:42,278 INFO L78 Accepts]: Start accepts. Automaton has 5779 states and 22384 transitions. Word has length 67 [2021-11-25 20:16:42,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:42,278 INFO L470 AbstractCegarLoop]: Abstraction has 5779 states and 22384 transitions. [2021-11-25 20:16:42,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:42,279 INFO L276 IsEmpty]: Start isEmpty. Operand 5779 states and 22384 transitions. [2021-11-25 20:16:42,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:42,290 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:42,290 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:42,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-11-25 20:16:42,290 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:42,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:42,291 INFO L85 PathProgramCache]: Analyzing trace with hash -645052738, now seen corresponding path program 11 times [2021-11-25 20:16:42,291 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:42,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082649863] [2021-11-25 20:16:42,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:42,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:42,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:43,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:43,926 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:43,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082649863] [2021-11-25 20:16:43,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082649863] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:43,927 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:43,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:43,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34016465] [2021-11-25 20:16:43,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:43,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:43,927 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:43,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:43,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:43,928 INFO L87 Difference]: Start difference. First operand 5779 states and 22384 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:44,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:44,977 INFO L93 Difference]: Finished difference Result 8140 states and 31260 transitions. [2021-11-25 20:16:44,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-25 20:16:44,977 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:44,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:44,995 INFO L225 Difference]: With dead ends: 8140 [2021-11-25 20:16:44,995 INFO L226 Difference]: Without dead ends: 7162 [2021-11-25 20:16:44,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2021-11-25 20:16:44,996 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 289 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 1301 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 187 SdHoareTripleChecker+Invalid, 1413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:44,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [289 Valid, 187 Invalid, 1413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1301 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-25 20:16:45,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7162 states. [2021-11-25 20:16:45,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7162 to 4804. [2021-11-25 20:16:45,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4804 states, 4803 states have (on average 4.00666250260254) internal successors, (19244), 4803 states have internal predecessors, (19244), 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) [2021-11-25 20:16:45,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4804 states to 4804 states and 19244 transitions. [2021-11-25 20:16:45,114 INFO L78 Accepts]: Start accepts. Automaton has 4804 states and 19244 transitions. Word has length 67 [2021-11-25 20:16:45,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:45,115 INFO L470 AbstractCegarLoop]: Abstraction has 4804 states and 19244 transitions. [2021-11-25 20:16:45,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:45,115 INFO L276 IsEmpty]: Start isEmpty. Operand 4804 states and 19244 transitions. [2021-11-25 20:16:45,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:45,127 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:45,127 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:45,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-11-25 20:16:45,127 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:45,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:45,128 INFO L85 PathProgramCache]: Analyzing trace with hash -873524454, now seen corresponding path program 12 times [2021-11-25 20:16:45,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:45,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271069561] [2021-11-25 20:16:45,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:45,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:47,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:47,111 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:47,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271069561] [2021-11-25 20:16:47,111 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271069561] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:47,111 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:47,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:47,111 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899073686] [2021-11-25 20:16:47,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:47,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:47,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:47,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:47,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:47,112 INFO L87 Difference]: Start difference. First operand 4804 states and 19244 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:48,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:48,250 INFO L93 Difference]: Finished difference Result 10068 states and 39418 transitions. [2021-11-25 20:16:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:16:48,251 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:48,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:48,279 INFO L225 Difference]: With dead ends: 10068 [2021-11-25 20:16:48,279 INFO L226 Difference]: Without dead ends: 9098 [2021-11-25 20:16:48,280 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=256, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:16:48,280 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 315 mSDsluCounter, 479 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 1583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:48,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [315 Valid, 217 Invalid, 1583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1448 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-25 20:16:48,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9098 states. [2021-11-25 20:16:48,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9098 to 6740. [2021-11-25 20:16:48,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6740 states, 6739 states have (on average 3.9255082356432704) internal successors, (26454), 6739 states have internal predecessors, (26454), 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) [2021-11-25 20:16:48,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6740 states to 6740 states and 26454 transitions. [2021-11-25 20:16:48,477 INFO L78 Accepts]: Start accepts. Automaton has 6740 states and 26454 transitions. Word has length 67 [2021-11-25 20:16:48,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:48,477 INFO L470 AbstractCegarLoop]: Abstraction has 6740 states and 26454 transitions. [2021-11-25 20:16:48,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:48,477 INFO L276 IsEmpty]: Start isEmpty. Operand 6740 states and 26454 transitions. [2021-11-25 20:16:48,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:48,495 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:48,495 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:48,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-11-25 20:16:48,495 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:48,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:48,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1732196440, now seen corresponding path program 13 times [2021-11-25 20:16:48,496 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:48,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853742905] [2021-11-25 20:16:48,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:48,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:48,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:50,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:50,997 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:50,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853742905] [2021-11-25 20:16:50,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853742905] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:50,997 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:50,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:50,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083333290] [2021-11-25 20:16:50,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:50,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:50,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:50,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:50,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:50,999 INFO L87 Difference]: Start difference. First operand 6740 states and 26454 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:52,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:52,105 INFO L93 Difference]: Finished difference Result 9101 states and 35330 transitions. [2021-11-25 20:16:52,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-25 20:16:52,105 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:52,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:52,130 INFO L225 Difference]: With dead ends: 9101 [2021-11-25 20:16:52,130 INFO L226 Difference]: Without dead ends: 8130 [2021-11-25 20:16:52,131 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2021-11-25 20:16:52,131 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 350 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 1332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:52,131 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [350 Valid, 170 Invalid, 1332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-25 20:16:52,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8130 states. [2021-11-25 20:16:52,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8130 to 5772. [2021-11-25 20:16:52,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5772 states, 5771 states have (on average 3.8754115404609255) internal successors, (22365), 5771 states have internal predecessors, (22365), 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) [2021-11-25 20:16:52,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5772 states to 5772 states and 22365 transitions. [2021-11-25 20:16:52,311 INFO L78 Accepts]: Start accepts. Automaton has 5772 states and 22365 transitions. Word has length 67 [2021-11-25 20:16:52,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:52,311 INFO L470 AbstractCegarLoop]: Abstraction has 5772 states and 22365 transitions. [2021-11-25 20:16:52,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:52,311 INFO L276 IsEmpty]: Start isEmpty. Operand 5772 states and 22365 transitions. [2021-11-25 20:16:52,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:52,323 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:52,323 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:52,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-11-25 20:16:52,324 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:52,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:52,324 INFO L85 PathProgramCache]: Analyzing trace with hash -664462886, now seen corresponding path program 14 times [2021-11-25 20:16:52,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:52,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922603849] [2021-11-25 20:16:52,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:52,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:54,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:54,400 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:54,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922603849] [2021-11-25 20:16:54,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922603849] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:54,400 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:54,400 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:54,401 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72922795] [2021-11-25 20:16:54,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:54,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:54,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:54,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:54,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:54,402 INFO L87 Difference]: Start difference. First operand 5772 states and 22365 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:55,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:55,246 INFO L93 Difference]: Finished difference Result 8134 states and 31242 transitions. [2021-11-25 20:16:55,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-25 20:16:55,247 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:55,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:55,268 INFO L225 Difference]: With dead ends: 8134 [2021-11-25 20:16:55,268 INFO L226 Difference]: Without dead ends: 7155 [2021-11-25 20:16:55,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-11-25 20:16:55,269 INFO L933 BasicCegarLoop]: 33 mSDtfsCounter, 342 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 860 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 1004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:55,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [342 Valid, 125 Invalid, 1004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 860 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-25 20:16:55,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7155 states. [2021-11-25 20:16:55,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7155 to 4797. [2021-11-25 20:16:55,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4797 states, 4796 states have (on average 4.008548790658883) internal successors, (19225), 4796 states have internal predecessors, (19225), 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) [2021-11-25 20:16:55,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4797 states to 4797 states and 19225 transitions. [2021-11-25 20:16:55,399 INFO L78 Accepts]: Start accepts. Automaton has 4797 states and 19225 transitions. Word has length 67 [2021-11-25 20:16:55,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:55,399 INFO L470 AbstractCegarLoop]: Abstraction has 4797 states and 19225 transitions. [2021-11-25 20:16:55,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:55,399 INFO L276 IsEmpty]: Start isEmpty. Operand 4797 states and 19225 transitions. [2021-11-25 20:16:55,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:55,406 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:55,407 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:55,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-11-25 20:16:55,407 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:55,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:55,407 INFO L85 PathProgramCache]: Analyzing trace with hash -987605320, now seen corresponding path program 15 times [2021-11-25 20:16:55,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:55,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331389496] [2021-11-25 20:16:55,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:55,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:58,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:58,027 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:58,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331389496] [2021-11-25 20:16:58,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331389496] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:58,028 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:58,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:16:58,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637682307] [2021-11-25 20:16:58,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:58,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:58,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:58,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:58,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:58,029 INFO L87 Difference]: Start difference. First operand 4797 states and 19225 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:58,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:58,822 INFO L93 Difference]: Finished difference Result 4799 states and 19226 transitions. [2021-11-25 20:16:58,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:16:58,822 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:16:58,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:58,832 INFO L225 Difference]: With dead ends: 4799 [2021-11-25 20:16:58,832 INFO L226 Difference]: Without dead ends: 3829 [2021-11-25 20:16:58,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:16:58,833 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 334 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 920 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 1033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:58,833 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [334 Valid, 139 Invalid, 1033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 920 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-25 20:16:58,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3829 states. [2021-11-25 20:16:58,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3829 to 3829. [2021-11-25 20:16:58,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3829 states, 3828 states have (on average 3.954022988505747) internal successors, (15136), 3828 states have internal predecessors, (15136), 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) [2021-11-25 20:16:58,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3829 states and 15136 transitions. [2021-11-25 20:16:58,908 INFO L78 Accepts]: Start accepts. Automaton has 3829 states and 15136 transitions. Word has length 67 [2021-11-25 20:16:58,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:58,908 INFO L470 AbstractCegarLoop]: Abstraction has 3829 states and 15136 transitions. [2021-11-25 20:16:58,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:16:58,908 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 15136 transitions. [2021-11-25 20:16:58,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:16:58,914 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:58,914 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:58,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-11-25 20:16:58,915 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:16:58,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:58,915 INFO L85 PathProgramCache]: Analyzing trace with hash -1846277306, now seen corresponding path program 16 times [2021-11-25 20:16:58,915 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:58,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64949785] [2021-11-25 20:16:58,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:58,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:17:01,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:17:01,703 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:17:01,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64949785] [2021-11-25 20:17:01,703 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64949785] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:17:01,704 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:17:01,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:17:01,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326796481] [2021-11-25 20:17:01,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:17:01,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:17:01,704 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:17:01,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:17:01,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:17:01,705 INFO L87 Difference]: Start difference. First operand 3829 states and 15136 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:17:02,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:17:02,367 INFO L93 Difference]: Finished difference Result 3832 states and 15138 transitions. [2021-11-25 20:17:02,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:17:02,367 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:17:02,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:17:02,376 INFO L225 Difference]: With dead ends: 3832 [2021-11-25 20:17:02,376 INFO L226 Difference]: Without dead ends: 2861 [2021-11-25 20:17:02,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:17:02,377 INFO L933 BasicCegarLoop]: 26 mSDtfsCounter, 319 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 715 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 715 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:17:02,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [319 Valid, 103 Invalid, 818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 715 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-25 20:17:02,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2861 states. [2021-11-25 20:17:02,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2861 to 2861. [2021-11-25 20:17:02,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2861 states, 2860 states have (on average 3.8625874125874127) internal successors, (11047), 2860 states have internal predecessors, (11047), 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) [2021-11-25 20:17:02,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2861 states and 11047 transitions. [2021-11-25 20:17:02,449 INFO L78 Accepts]: Start accepts. Automaton has 2861 states and 11047 transitions. Word has length 67 [2021-11-25 20:17:02,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:17:02,449 INFO L470 AbstractCegarLoop]: Abstraction has 2861 states and 11047 transitions. [2021-11-25 20:17:02,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:17:02,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 11047 transitions. [2021-11-25 20:17:02,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 20:17:02,455 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:17:02,455 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:17:02,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-11-25 20:17:02,456 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-25 20:17:02,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:17:02,456 INFO L85 PathProgramCache]: Analyzing trace with hash -778543752, now seen corresponding path program 17 times [2021-11-25 20:17:02,456 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:17:02,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763850964] [2021-11-25 20:17:02,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:17:02,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:17:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:17:04,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:17:04,476 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:17:04,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763850964] [2021-11-25 20:17:04,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763850964] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:17:04,477 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:17:04,477 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:17:04,477 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121642118] [2021-11-25 20:17:04,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:17:04,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:17:04,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:17:04,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:17:04,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:17:04,482 INFO L87 Difference]: Start difference. First operand 2861 states and 11047 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:17:04,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:17:04,893 INFO L93 Difference]: Finished difference Result 2860 states and 11046 transitions. [2021-11-25 20:17:04,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:17:04,893 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-25 20:17:04,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:17:04,894 INFO L225 Difference]: With dead ends: 2860 [2021-11-25 20:17:04,894 INFO L226 Difference]: Without dead ends: 0 [2021-11-25 20:17:04,894 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=84, Invalid=258, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:17:04,894 INFO L933 BasicCegarLoop]: 17 mSDtfsCounter, 255 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:17:04,895 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [255 Valid, 50 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 385 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:17:04,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-25 20:17:04,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-25 20:17:04,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:17:04,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-25 20:17:04,895 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2021-11-25 20:17:04,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:17:04,896 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-25 20:17:04,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 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) [2021-11-25 20:17:04,896 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-25 20:17:04,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 20:17:04,898 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err0ASSERT_VIOLATIONDATA_RACE (37 of 38 remaining) [2021-11-25 20:17:04,898 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err1ASSERT_VIOLATIONDATA_RACE (36 of 38 remaining) [2021-11-25 20:17:04,898 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err2ASSERT_VIOLATIONDATA_RACE (35 of 38 remaining) [2021-11-25 20:17:04,899 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err3ASSERT_VIOLATIONDATA_RACE (34 of 38 remaining) [2021-11-25 20:17:04,899 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err4ASSERT_VIOLATIONDATA_RACE (33 of 38 remaining) [2021-11-25 20:17:04,899 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err0INUSE_VIOLATION (32 of 38 remaining) [2021-11-25 20:17:04,899 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err2INUSE_VIOLATION (31 of 38 remaining) [2021-11-25 20:17:04,899 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err6INUSE_VIOLATION (30 of 38 remaining) [2021-11-25 20:17:04,899 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err7INUSE_VIOLATION (29 of 38 remaining) [2021-11-25 20:17:04,899 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err8INUSE_VIOLATION (28 of 38 remaining) [2021-11-25 20:17:04,899 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (27 of 38 remaining) [2021-11-25 20:17:04,900 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (26 of 38 remaining) [2021-11-25 20:17:04,900 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (25 of 38 remaining) [2021-11-25 20:17:04,900 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (24 of 38 remaining) [2021-11-25 20:17:04,900 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (23 of 38 remaining) [2021-11-25 20:17:04,900 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (22 of 38 remaining) [2021-11-25 20:17:04,900 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (21 of 38 remaining) [2021-11-25 20:17:04,900 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (20 of 38 remaining) [2021-11-25 20:17:04,900 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5INUSE_VIOLATION (19 of 38 remaining) [2021-11-25 20:17:04,900 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err0ASSERT_VIOLATIONDATA_RACE (18 of 38 remaining) [2021-11-25 20:17:04,901 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err1ASSERT_VIOLATIONDATA_RACE (17 of 38 remaining) [2021-11-25 20:17:04,901 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err2ASSERT_VIOLATIONDATA_RACE (16 of 38 remaining) [2021-11-25 20:17:04,901 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err3ASSERT_VIOLATIONDATA_RACE (15 of 38 remaining) [2021-11-25 20:17:04,901 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err4ASSERT_VIOLATIONDATA_RACE (14 of 38 remaining) [2021-11-25 20:17:04,901 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err1INUSE_VIOLATION (13 of 38 remaining) [2021-11-25 20:17:04,901 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err3INUSE_VIOLATION (12 of 38 remaining) [2021-11-25 20:17:04,901 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err4INUSE_VIOLATION (11 of 38 remaining) [2021-11-25 20:17:04,901 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err9INUSE_VIOLATION (10 of 38 remaining) [2021-11-25 20:17:04,901 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err10INUSE_VIOLATION (9 of 38 remaining) [2021-11-25 20:17:04,902 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (8 of 38 remaining) [2021-11-25 20:17:04,902 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (7 of 38 remaining) [2021-11-25 20:17:04,902 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (6 of 38 remaining) [2021-11-25 20:17:04,902 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (5 of 38 remaining) [2021-11-25 20:17:04,902 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (4 of 38 remaining) [2021-11-25 20:17:04,902 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (3 of 38 remaining) [2021-11-25 20:17:04,902 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (2 of 38 remaining) [2021-11-25 20:17:04,902 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (1 of 38 remaining) [2021-11-25 20:17:04,903 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (0 of 38 remaining) [2021-11-25 20:17:04,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-11-25 20:17:04,905 INFO L732 BasicCegarLoop]: Path program histogram: [17, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:17:04,909 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-25 20:17:04,909 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 20:17:04,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:17:04 BasicIcfg [2021-11-25 20:17:04,912 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 20:17:04,913 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 20:17:04,913 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 20:17:04,913 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 20:17:04,914 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:15:15" (3/4) ... [2021-11-25 20:17:04,916 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 20:17:04,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread0 [2021-11-25 20:17:04,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-11-25 20:17:04,922 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-11-25 20:17:04,923 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-11-25 20:17:04,927 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-25 20:17:04,927 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-25 20:17:04,927 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-25 20:17:04,928 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 20:17:04,960 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/witness.graphml [2021-11-25 20:17:04,960 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 20:17:04,961 INFO L158 Benchmark]: Toolchain (without parser) took 111249.73ms. Allocated memory was 111.1MB in the beginning and 11.6GB in the end (delta: 11.5GB). Free memory was 69.4MB in the beginning and 6.1GB in the end (delta: -6.1GB). Peak memory consumption was 5.4GB. Max. memory is 16.1GB. [2021-11-25 20:17:04,961 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 111.1MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:17:04,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1025.95ms. Allocated memory is still 111.1MB. Free memory was 69.2MB in the beginning and 63.5MB in the end (delta: 5.7MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2021-11-25 20:17:04,962 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.95ms. Allocated memory is still 111.1MB. Free memory was 63.5MB in the beginning and 61.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 20:17:04,962 INFO L158 Benchmark]: Boogie Preprocessor took 74.34ms. Allocated memory is still 111.1MB. Free memory was 61.0MB in the beginning and 59.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 20:17:04,962 INFO L158 Benchmark]: RCFGBuilder took 824.42ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 58.9MB in the beginning and 103.9MB in the end (delta: -45.0MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-11-25 20:17:04,963 INFO L158 Benchmark]: TraceAbstraction took 109181.04ms. Allocated memory was 138.4MB in the beginning and 11.6GB in the end (delta: 11.4GB). Free memory was 103.2MB in the beginning and 6.1GB in the end (delta: -6.0GB). Peak memory consumption was 5.4GB. Max. memory is 16.1GB. [2021-11-25 20:17:04,963 INFO L158 Benchmark]: Witness Printer took 46.97ms. Allocated memory is still 11.6GB. Free memory was 6.1GB in the beginning and 6.1GB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 20:17:04,965 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 111.1MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1025.95ms. Allocated memory is still 111.1MB. Free memory was 69.2MB in the beginning and 63.5MB in the end (delta: 5.7MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.95ms. Allocated memory is still 111.1MB. Free memory was 63.5MB in the beginning and 61.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.34ms. Allocated memory is still 111.1MB. Free memory was 61.0MB in the beginning and 59.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 824.42ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 58.9MB in the beginning and 103.9MB in the end (delta: -45.0MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * TraceAbstraction took 109181.04ms. Allocated memory was 138.4MB in the beginning and 11.6GB in the end (delta: 11.4GB). Free memory was 103.2MB in the beginning and 6.1GB in the end (delta: -6.0GB). Peak memory consumption was 5.4GB. Max. memory is 16.1GB. * Witness Printer took 46.97ms. Allocated memory is still 11.6GB. Free memory was 6.1GB in the beginning and 6.1GB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 14.4s, 282 PlacesBefore, 141 PlacesAfterwards, 272 TransitionsBefore, 130 TransitionsAfterwards, 4608 CoEnabledTransitionPairs, 5 FixpointIterations, 100 TrivialSequentialCompositions, 60 ConcurrentSequentialCompositions, 7 TrivialYvCompositions, 0 ConcurrentYvCompositions, 1 ChoiceCompositions, 168 TotalNumberOfCompositions, 23400 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 11027, positive: 10444, positive conditional: 0, positive unconditional: 10444, negative: 583, negative conditional: 0, negative unconditional: 583, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3015, positive: 2854, positive conditional: 0, positive unconditional: 2854, negative: 161, negative conditional: 0, negative unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3015, positive: 2513, positive conditional: 0, positive unconditional: 2513, negative: 502, negative conditional: 0, negative unconditional: 502, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 502, positive: 341, positive conditional: 0, positive unconditional: 341, negative: 109, negative conditional: 0, negative unconditional: 109, unknown: 52, unknown conditional: 0, unknown unconditional: 52] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9168, positive: 722, positive conditional: 0, positive unconditional: 722, negative: 289, negative conditional: 0, negative unconditional: 289, unknown: 8158, unknown conditional: 0, unknown unconditional: 8158] ], Cache Queries: [ total: 11027, positive: 7590, positive conditional: 0, positive unconditional: 7590, negative: 422, negative conditional: 0, negative unconditional: 422, unknown: 3015, unknown conditional: 0, unknown unconditional: 3015] , Statistics on independence cache: Total cache size (in pairs): 1104, Positive cache size: 1023, Positive conditional cache size: 0, Positive unconditional cache size: 1023, Negative cache size: 81, Negative conditional cache size: 0, Negative unconditional cache size: 81 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1148]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1153]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1154]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1155]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1164]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1164]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 11 procedures, 317 locations, 38 error locations. Started 1 CEGAR loops. OverallTime: 108.9s, OverallIterations: 39, TraceHistogramMax: 1, PathProgramHistogramMax: 17, EmptinessCheckTime: 0.4s, AutomataDifference: 42.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 17.8s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11541 SdHoareTripleChecker+Valid, 31.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11541 mSDsluCounter, 7677 SdHoareTripleChecker+Invalid, 26.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14119 mSDsCounter, 5681 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 37988 IncrementalHoareTripleChecker+Invalid, 43669 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5681 mSolverCounterUnsat, 2288 mSDtfsCounter, 37988 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 963 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 532 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1123 ImplicationChecksByTransitivity, 7.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53877occurred in iteration=0, InterpolantAutomatonStates: 383, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 14.0s AutomataMinimizationTime, 39 MinimizatonAttempts, 120324 StatesRemovedByMinimization, 34 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 31.7s InterpolantComputationTime, 1738 NumberOfCodeBlocks, 1738 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 1699 ConstructedInterpolants, 0 QuantifiedInterpolants, 53726 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 39 InterpolantComputations, 39 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 13 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-25 20:17:05,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c6604-b680-4ecb-a154-d5dd1d359826/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE