./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.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_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/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_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/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_f84b3307-fc64-4252-9a81-25695b5fcd3a/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 b29c7049a333b10d890b8afae901738020ed1f084c2a7d471b316f0abdba3430 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:57:28,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:57:28,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:57:28,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:57:28,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:57:28,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:57:28,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:57:28,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:57:28,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:57:28,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:57:28,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:57:28,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:57:28,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:57:28,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:57:28,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:57:28,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:57:28,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:57:28,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:57:28,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:57:28,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:57:28,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:57:28,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:57:28,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:57:28,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:57:28,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:57:28,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:57:28,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:57:28,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:57:28,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:57:28,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:57:28,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:57:28,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:57:28,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:57:28,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:57:28,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:57:28,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:57:28,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:57:28,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:57:28,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:57:28,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:57:28,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:57:28,605 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/config/svcomp-DataRace-32bit-Taipan_Default.epf [2021-11-25 19:57:28,647 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:57:28,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:57:28,650 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:57:28,650 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:57:28,651 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:57:28,652 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:57:28,652 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:57:28,652 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:57:28,652 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:57:28,652 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:57:28,654 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:57:28,654 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:57:28,654 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:57:28,654 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:57:28,654 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:57:28,655 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:57:28,655 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:57:28,655 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:57:28,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:57:28,657 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:57:28,657 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 19:57:28,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:57:28,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:57:28,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:57:28,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:57:28,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:57:28,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:57:28,660 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-25 19:57:28,660 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:57:28,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:57:28,660 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:57:28,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:57:28,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:57:28,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:57:28,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:57:28,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:57:28,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:57:28,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:57:28,662 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:57:28,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:57:28,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:57:28,663 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:57:28,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:57:28,663 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_f84b3307-fc64-4252-9a81-25695b5fcd3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b29c7049a333b10d890b8afae901738020ed1f084c2a7d471b316f0abdba3430 [2021-11-25 19:57:28,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:57:29,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:57:29,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:57:29,009 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:57:29,010 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:57:29,011 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i [2021-11-25 19:57:29,079 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/data/e887b629a/58478619f431406085c19b2b02cda329/FLAGb546d014d [2021-11-25 19:57:29,675 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:57:29,676 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i [2021-11-25 19:57:29,695 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/data/e887b629a/58478619f431406085c19b2b02cda329/FLAGb546d014d [2021-11-25 19:57:29,902 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/data/e887b629a/58478619f431406085c19b2b02cda329 [2021-11-25 19:57:29,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:57:29,909 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:57:29,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:57:29,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:57:29,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:57:29,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:57:29" (1/1) ... [2021-11-25 19:57:29,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f70e6ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:29, skipping insertion in model container [2021-11-25 19:57:29,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:57:29" (1/1) ... [2021-11-25 19:57:29,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:57:30,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:57:30,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:57:30,662 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:57:30,727 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:57:30,823 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:57:30,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:30 WrapperNode [2021-11-25 19:57:30,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:57:30,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:57:30,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:57:30,825 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:57:30,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:30" (1/1) ... [2021-11-25 19:57:30,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:30" (1/1) ... [2021-11-25 19:57:30,901 INFO L137 Inliner]: procedures = 369, calls = 33, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 237 [2021-11-25 19:57:30,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:57:30,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:57:30,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:57:30,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:57:30,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:30" (1/1) ... [2021-11-25 19:57:30,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:30" (1/1) ... [2021-11-25 19:57:30,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:30" (1/1) ... [2021-11-25 19:57:30,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:30" (1/1) ... [2021-11-25 19:57:31,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:30" (1/1) ... [2021-11-25 19:57:31,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:30" (1/1) ... [2021-11-25 19:57:31,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:30" (1/1) ... [2021-11-25 19:57:31,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:57:31,026 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:57:31,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:57:31,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:57:31,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:30" (1/1) ... [2021-11-25 19:57:31,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:57:31,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:57:31,073 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:57:31,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:57:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:57:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:57:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:57:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:57:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:57:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-25 19:57:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:57:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:57:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:57:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-25 19:57:31,124 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-25 19:57:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:57:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:57:31,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:57:31,126 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 19:57:31,333 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:57:31,335 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:57:31,924 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:57:31,934 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:57:31,935 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 19:57:31,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:57:31 BoogieIcfgContainer [2021-11-25 19:57:31,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:57:31,939 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:57:31,939 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:57:31,942 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:57:31,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:57:29" (1/3) ... [2021-11-25 19:57:31,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d5a2d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:57:31, skipping insertion in model container [2021-11-25 19:57:31,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:30" (2/3) ... [2021-11-25 19:57:31,944 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d5a2d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:57:31, skipping insertion in model container [2021-11-25 19:57:31,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:57:31" (3/3) ... [2021-11-25 19:57:31,945 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_17-arrayloop_nr.i [2021-11-25 19:57:31,950 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-25 19:57:31,951 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:57:31,951 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2021-11-25 19:57:31,951 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-25 19:57:31,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,051 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,062 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,062 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,062 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,062 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,062 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,062 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,063 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,063 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,063 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,063 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,063 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,063 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,063 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,064 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,064 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,064 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,064 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,064 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,064 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,065 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,065 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,065 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,065 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,065 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,066 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,066 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,066 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,066 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,066 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,068 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,068 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,068 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,069 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,069 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,070 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,070 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,071 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,071 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,076 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,078 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,078 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,078 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,078 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,078 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,079 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,079 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,079 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,079 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,079 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,079 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,079 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,080 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,080 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,080 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,080 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,080 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,080 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,080 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,081 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,081 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,081 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,081 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,081 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,081 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,082 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,082 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,082 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,083 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,083 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,083 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,083 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,083 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,083 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,083 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,084 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,086 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,086 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,086 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,087 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,087 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,087 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,088 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,088 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,089 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,089 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,089 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,089 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,089 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,089 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,089 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,089 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,091 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,091 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,091 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,091 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,091 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,094 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,094 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,094 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,094 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,094 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,095 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,095 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,095 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,095 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,095 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,095 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,096 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,096 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,096 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,096 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,096 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,096 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,096 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,097 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,097 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,097 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,097 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,097 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,097 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,097 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,098 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,098 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,098 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,098 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,098 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,098 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,098 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,099 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,099 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,099 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 19:57:32,102 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-25 19:57:32,158 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:57:32,172 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 19:57:32,172 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2021-11-25 19:57:32,202 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-25 19:57:32,222 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 272 places, 274 transitions, 553 flow [2021-11-25 19:57:32,230 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 272 places, 274 transitions, 553 flow [2021-11-25 19:57:32,231 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 272 places, 274 transitions, 553 flow [2021-11-25 19:57:32,387 INFO L129 PetriNetUnfolder]: 6/273 cut-off events. [2021-11-25 19:57:32,387 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-25 19:57:32,403 INFO L84 FinitePrefix]: Finished finitePrefix Result has 277 conditions, 273 events. 6/273 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 430 event pairs, 0 based on Foata normal form. 0/249 useless extension candidates. Maximal degree in co-relation 200. Up to 2 conditions per place. [2021-11-25 19:57:32,423 INFO L116 LiptonReduction]: Number of co-enabled transitions 19550 [2021-11-25 19:58:22,708 WARN L227 SmtUtils]: Spent 5.70s on a formula simplification that was a NOOP. DAG size: 138 (called from [L 234] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-25 19:58:27,828 WARN L227 SmtUtils]: Spent 5.12s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 271] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-25 19:58:27,834 INFO L131 LiptonReduction]: Checked pairs total: 119855 [2021-11-25 19:58:27,834 INFO L133 LiptonReduction]: Total number of compositions: 167 [2021-11-25 19:58:27,842 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 123 places, 122 transitions, 249 flow [2021-11-25 19:58:27,971 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 3154 states, 3082 states have (on average 2.04510058403634) internal successors, (6303), 3153 states have internal predecessors, (6303), 0 states have call successors, (0), 0 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 19:58:27,981 INFO L276 IsEmpty]: Start isEmpty. Operand has 3154 states, 3082 states have (on average 2.04510058403634) internal successors, (6303), 3153 states have internal predecessors, (6303), 0 states have call successors, (0), 0 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 19:58:27,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-25 19:58:27,986 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:58:27,987 INFO L514 BasicCegarLoop]: trace histogram [1, 1] [2021-11-25 19:58:27,987 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:58:27,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:58:27,992 INFO L85 PathProgramCache]: Analyzing trace with hash 27523, now seen corresponding path program 1 times [2021-11-25 19:58:28,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:58:28,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304629159] [2021-11-25 19:58:28,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:28,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:58:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:28,217 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 19:58:28,218 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:58:28,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304629159] [2021-11-25 19:58:28,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304629159] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:58:28,219 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:58:28,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-25 19:58:28,220 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773372860] [2021-11-25 19:58:28,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:58:28,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 19:58:28,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:58:28,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 19:58:28,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 19:58:28,255 INFO L87 Difference]: Start difference. First operand has 3154 states, 3082 states have (on average 2.04510058403634) internal successors, (6303), 3153 states have internal predecessors, (6303), 0 states have call successors, (0), 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 2.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 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 19:58:28,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:58:28,510 INFO L93 Difference]: Finished difference Result 3151 states and 6300 transitions. [2021-11-25 19:58:28,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 19:58:28,512 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 2.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 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 2 [2021-11-25 19:58:28,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:58:28,546 INFO L225 Difference]: With dead ends: 3151 [2021-11-25 19:58:28,546 INFO L226 Difference]: Without dead ends: 3151 [2021-11-25 19:58:28,547 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 19:58:28,550 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:58:28,551 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:58:28,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3151 states. [2021-11-25 19:58:28,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3151 to 3151. [2021-11-25 19:58:28,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3151 states, 3082 states have (on average 2.044127190136275) internal successors, (6300), 3150 states have internal predecessors, (6300), 0 states have call successors, (0), 0 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 19:58:28,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 3151 states and 6300 transitions. [2021-11-25 19:58:28,732 INFO L78 Accepts]: Start accepts. Automaton has 3151 states and 6300 transitions. Word has length 2 [2021-11-25 19:58:28,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:58:28,732 INFO L470 AbstractCegarLoop]: Abstraction has 3151 states and 6300 transitions. [2021-11-25 19:58:28,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 2.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 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 19:58:28,732 INFO L276 IsEmpty]: Start isEmpty. Operand 3151 states and 6300 transitions. [2021-11-25 19:58:28,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 19:58:28,733 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:58:28,734 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:58:28,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 19:58:28,734 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:58:28,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:58:28,735 INFO L85 PathProgramCache]: Analyzing trace with hash -541073134, now seen corresponding path program 1 times [2021-11-25 19:58:28,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:58:28,735 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646240489] [2021-11-25 19:58:28,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:28,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:58:28,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:28,797 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 19:58:28,797 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:58:28,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646240489] [2021-11-25 19:58:28,798 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646240489] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:58:28,798 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:58:28,798 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:58:28,798 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281546496] [2021-11-25 19:58:28,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:58:28,800 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:58:28,800 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:58:28,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:58:28,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:58:28,801 INFO L87 Difference]: Start difference. First operand 3151 states and 6300 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 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 19:58:29,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:58:29,171 INFO L93 Difference]: Finished difference Result 6207 states and 12411 transitions. [2021-11-25 19:58:29,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:58:29,172 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 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 11 [2021-11-25 19:58:29,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:58:29,214 INFO L225 Difference]: With dead ends: 6207 [2021-11-25 19:58:29,214 INFO L226 Difference]: Without dead ends: 6207 [2021-11-25 19:58:29,214 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:58:29,219 INFO L933 BasicCegarLoop]: 96 mSDtfsCounter, 111 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 19:58:29,220 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 162 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 19:58:29,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6207 states. [2021-11-25 19:58:29,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6207 to 3198. [2021-11-25 19:58:29,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3198 states, 3129 states have (on average 2.043464365612017) internal successors, (6394), 3197 states have internal predecessors, (6394), 0 states have call successors, (0), 0 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 19:58:29,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 3198 states and 6394 transitions. [2021-11-25 19:58:29,354 INFO L78 Accepts]: Start accepts. Automaton has 3198 states and 6394 transitions. Word has length 11 [2021-11-25 19:58:29,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:58:29,355 INFO L470 AbstractCegarLoop]: Abstraction has 3198 states and 6394 transitions. [2021-11-25 19:58:29,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 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 19:58:29,355 INFO L276 IsEmpty]: Start isEmpty. Operand 3198 states and 6394 transitions. [2021-11-25 19:58:29,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 19:58:29,356 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:58:29,356 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:58:29,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 19:58:29,357 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:58:29,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:58:29,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1999996025, now seen corresponding path program 1 times [2021-11-25 19:58:29,358 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:58:29,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223116903] [2021-11-25 19:58:29,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:29,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:58:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:29,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:58:29,489 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:58:29,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223116903] [2021-11-25 19:58:29,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223116903] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:58:29,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1533620922] [2021-11-25 19:58:29,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:29,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:58:29,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:58:29,494 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:58:29,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:58:29,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:29,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:58:29,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:58:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:58:29,712 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:58:29,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:58:29,749 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1533620922] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:58:29,749 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [76730507] [2021-11-25 19:58:29,756 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 19:58:29,758 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 19:58:29,758 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2021-11-25 19:58:29,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586491816] [2021-11-25 19:58:29,758 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 19:58:29,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-25 19:58:29,759 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:58:29,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-25 19:58:29,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-25 19:58:29,760 INFO L87 Difference]: Start difference. First operand 3198 states and 6394 transitions. Second operand has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:58:30,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:58:30,669 INFO L93 Difference]: Finished difference Result 12367 states and 24728 transitions. [2021-11-25 19:58:30,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 19:58:30,669 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 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 12 [2021-11-25 19:58:30,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:58:30,767 INFO L225 Difference]: With dead ends: 12367 [2021-11-25 19:58:30,767 INFO L226 Difference]: Without dead ends: 12367 [2021-11-25 19:58:30,768 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-25 19:58:30,771 INFO L933 BasicCegarLoop]: 96 mSDtfsCounter, 555 mSDsluCounter, 521 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 555 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-25 19:58:30,771 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [555 Valid, 444 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 324 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-25 19:58:30,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12367 states. [2021-11-25 19:58:31,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12367 to 10929. [2021-11-25 19:58:31,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10929 states, 10860 states have (on average 2.1420810313075505) internal successors, (23263), 10928 states have internal predecessors, (23263), 0 states have call successors, (0), 0 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 19:58:31,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10929 states to 10929 states and 23263 transitions. [2021-11-25 19:58:31,226 INFO L78 Accepts]: Start accepts. Automaton has 10929 states and 23263 transitions. Word has length 12 [2021-11-25 19:58:31,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:58:31,226 INFO L470 AbstractCegarLoop]: Abstraction has 10929 states and 23263 transitions. [2021-11-25 19:58:31,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:58:31,227 INFO L276 IsEmpty]: Start isEmpty. Operand 10929 states and 23263 transitions. [2021-11-25 19:58:31,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 19:58:31,229 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:58:31,230 INFO L514 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:58:31,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:58:31,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:58:31,451 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:58:31,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:58:31,452 INFO L85 PathProgramCache]: Analyzing trace with hash -507444526, now seen corresponding path program 2 times [2021-11-25 19:58:31,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:58:31,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521321424] [2021-11-25 19:58:31,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:31,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:58:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:31,848 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:58:31,848 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:58:31,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521321424] [2021-11-25 19:58:31,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521321424] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:58:31,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720582916] [2021-11-25 19:58:31,848 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-25 19:58:31,849 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:58:31,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:58:31,863 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:58:31,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:58:32,083 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-25 19:58:32,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 19:58:32,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 19:58:32,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:58:32,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:58:32,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:58:32,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-25 19:58:32,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:58:32,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:58:32,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:58:32,271 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:58:32,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-25 19:58:32,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:58:32,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:58:32,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:58:32,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:58:32,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:58:32,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:58:32,351 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:58:32,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2021-11-25 19:58:32,381 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 19:58:32,381 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:58:32,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1720582916] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:58:32,382 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 19:58:32,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 12 [2021-11-25 19:58:32,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128455366] [2021-11-25 19:58:32,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:58:32,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-25 19:58:32,383 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:58:32,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-25 19:58:32,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2021-11-25 19:58:32,385 INFO L87 Difference]: Start difference. First operand 10929 states and 23263 transitions. Second operand has 7 states, 6 states have (on average 2.0) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 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 19:58:33,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:58:33,767 INFO L93 Difference]: Finished difference Result 11652 states and 24718 transitions. [2021-11-25 19:58:33,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 19:58:33,767 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 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 15 [2021-11-25 19:58:33,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:58:33,834 INFO L225 Difference]: With dead ends: 11652 [2021-11-25 19:58:33,834 INFO L226 Difference]: Without dead ends: 11652 [2021-11-25 19:58:33,847 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2021-11-25 19:58:33,848 INFO L933 BasicCegarLoop]: 72 mSDtfsCounter, 206 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 19:58:33,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [206 Valid, 112 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 763 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 19:58:33,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11652 states. [2021-11-25 19:58:34,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11652 to 11652. [2021-11-25 19:58:34,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11652 states, 11583 states have (on average 2.1339894673228006) internal successors, (24718), 11651 states have internal predecessors, (24718), 0 states have call successors, (0), 0 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 19:58:34,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11652 states to 11652 states and 24718 transitions. [2021-11-25 19:58:34,442 INFO L78 Accepts]: Start accepts. Automaton has 11652 states and 24718 transitions. Word has length 15 [2021-11-25 19:58:34,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:58:34,443 INFO L470 AbstractCegarLoop]: Abstraction has 11652 states and 24718 transitions. [2021-11-25 19:58:34,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 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 19:58:34,444 INFO L276 IsEmpty]: Start isEmpty. Operand 11652 states and 24718 transitions. [2021-11-25 19:58:34,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 19:58:34,447 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:58:34,447 INFO L514 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:58:34,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 19:58:34,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:58:34,663 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:58:34,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:58:34,664 INFO L85 PathProgramCache]: Analyzing trace with hash 952188974, now seen corresponding path program 1 times [2021-11-25 19:58:34,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:58:34,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692926908] [2021-11-25 19:58:34,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:34,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:58:34,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:34,868 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:58:34,868 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:58:34,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692926908] [2021-11-25 19:58:34,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692926908] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:58:34,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2041838966] [2021-11-25 19:58:34,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:34,869 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:58:34,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:58:34,870 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:58:34,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 19:58:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:35,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 19:58:35,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:58:35,187 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:58:35,188 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:58:35,337 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:58:35,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2041838966] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:58:35,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1926998205] [2021-11-25 19:58:35,338 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 19:58:35,338 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 19:58:35,338 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 15 [2021-11-25 19:58:35,338 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446928493] [2021-11-25 19:58:35,338 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 19:58:35,339 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-25 19:58:35,339 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:58:35,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-25 19:58:35,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=126, Unknown=0, NotChecked=0, Total=240 [2021-11-25 19:58:35,340 INFO L87 Difference]: Start difference. First operand 11652 states and 24718 transitions. Second operand has 16 states, 16 states have (on average 1.6875) internal successors, (27), 15 states have internal predecessors, (27), 0 states have call successors, (0), 0 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 19:58:37,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:58:37,033 INFO L93 Difference]: Finished difference Result 32533 states and 65054 transitions. [2021-11-25 19:58:37,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-25 19:58:37,034 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.6875) internal successors, (27), 15 states have internal predecessors, (27), 0 states have call successors, (0), 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 16 [2021-11-25 19:58:37,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:58:37,185 INFO L225 Difference]: With dead ends: 32533 [2021-11-25 19:58:37,185 INFO L226 Difference]: Without dead ends: 32533 [2021-11-25 19:58:37,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=114, Invalid=126, Unknown=0, NotChecked=0, Total=240 [2021-11-25 19:58:37,188 INFO L933 BasicCegarLoop]: 96 mSDtfsCounter, 2553 mSDsluCounter, 1275 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2553 SdHoareTripleChecker+Valid, 954 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:58:37,188 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2553 Valid, 954 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-25 19:58:37,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32533 states. [2021-11-25 19:58:37,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32533 to 28194. [2021-11-25 19:58:37,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28194 states, 28125 states have (on average 2.1558755555555558) internal successors, (60634), 28193 states have internal predecessors, (60634), 0 states have call successors, (0), 0 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 19:58:37,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28194 states to 28194 states and 60634 transitions. [2021-11-25 19:58:37,999 INFO L78 Accepts]: Start accepts. Automaton has 28194 states and 60634 transitions. Word has length 16 [2021-11-25 19:58:37,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:58:37,999 INFO L470 AbstractCegarLoop]: Abstraction has 28194 states and 60634 transitions. [2021-11-25 19:58:37,999 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 1.6875) internal successors, (27), 15 states have internal predecessors, (27), 0 states have call successors, (0), 0 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 19:58:37,999 INFO L276 IsEmpty]: Start isEmpty. Operand 28194 states and 60634 transitions. [2021-11-25 19:58:38,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 19:58:38,005 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:58:38,006 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:58:38,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 19:58:38,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:58:38,227 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:58:38,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:58:38,228 INFO L85 PathProgramCache]: Analyzing trace with hash -21543538, now seen corresponding path program 2 times [2021-11-25 19:58:38,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:58:38,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859439562] [2021-11-25 19:58:38,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:38,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:58:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:38,543 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:58:38,543 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:58:38,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859439562] [2021-11-25 19:58:38,543 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859439562] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:58:38,544 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:58:38,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 19:58:38,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229654846] [2021-11-25 19:58:38,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:58:38,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 19:58:38,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:58:38,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 19:58:38,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 19:58:38,546 INFO L87 Difference]: Start difference. First operand 28194 states and 60634 transitions. Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 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 19:58:39,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:58:39,734 INFO L93 Difference]: Finished difference Result 30452 states and 65474 transitions. [2021-11-25 19:58:39,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 19:58:39,734 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 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 19:58:39,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:58:39,830 INFO L225 Difference]: With dead ends: 30452 [2021-11-25 19:58:39,830 INFO L226 Difference]: Without dead ends: 30452 [2021-11-25 19:58:39,830 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 19:58:39,831 INFO L933 BasicCegarLoop]: 82 mSDtfsCounter, 124 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 683 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:58:39,831 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 92 Invalid, 688 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 683 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-25 19:58:39,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30452 states. [2021-11-25 19:58:40,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30452 to 30452. [2021-11-25 19:58:40,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30452 states, 30383 states have (on average 2.1549550735608727) internal successors, (65474), 30451 states have internal predecessors, (65474), 0 states have call successors, (0), 0 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 19:58:40,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30452 states to 30452 states and 65474 transitions. [2021-11-25 19:58:40,624 INFO L78 Accepts]: Start accepts. Automaton has 30452 states and 65474 transitions. Word has length 22 [2021-11-25 19:58:40,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:58:40,625 INFO L470 AbstractCegarLoop]: Abstraction has 30452 states and 65474 transitions. [2021-11-25 19:58:40,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 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 19:58:40,625 INFO L276 IsEmpty]: Start isEmpty. Operand 30452 states and 65474 transitions. [2021-11-25 19:58:40,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 19:58:40,627 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:58:40,627 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:58:40,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-25 19:58:40,628 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:58:40,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:58:40,628 INFO L85 PathProgramCache]: Analyzing trace with hash 55672284, now seen corresponding path program 1 times [2021-11-25 19:58:40,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:58:40,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126879190] [2021-11-25 19:58:40,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:40,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:58:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:41,069 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:58:41,069 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:58:41,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126879190] [2021-11-25 19:58:41,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126879190] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:58:41,070 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:58:41,070 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:58:41,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581772381] [2021-11-25 19:58:41,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:58:41,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:58:41,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:58:41,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:58:41,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:58:41,072 INFO L87 Difference]: Start difference. First operand 30452 states and 65474 transitions. Second operand has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:58:43,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:58:43,310 INFO L93 Difference]: Finished difference Result 31262 states and 67637 transitions. [2021-11-25 19:58:43,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 19:58:43,310 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 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 19:58:43,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:58:43,448 INFO L225 Difference]: With dead ends: 31262 [2021-11-25 19:58:43,448 INFO L226 Difference]: Without dead ends: 31262 [2021-11-25 19:58:43,449 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-11-25 19:58:43,449 INFO L933 BasicCegarLoop]: 121 mSDtfsCounter, 234 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 2023 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 2059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 2023 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:58:43,450 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [234 Valid, 226 Invalid, 2059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 2023 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-25 19:58:43,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31262 states. [2021-11-25 19:58:43,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31262 to 30552. [2021-11-25 19:58:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30552 states, 30483 states have (on average 2.154446740806351) internal successors, (65674), 30551 states have internal predecessors, (65674), 0 states have call successors, (0), 0 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 19:58:44,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30552 states to 30552 states and 65674 transitions. [2021-11-25 19:58:44,099 INFO L78 Accepts]: Start accepts. Automaton has 30552 states and 65674 transitions. Word has length 26 [2021-11-25 19:58:44,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:58:44,100 INFO L470 AbstractCegarLoop]: Abstraction has 30552 states and 65674 transitions. [2021-11-25 19:58:44,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:58:44,100 INFO L276 IsEmpty]: Start isEmpty. Operand 30552 states and 65674 transitions. [2021-11-25 19:58:44,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 19:58:44,101 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:58:44,101 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:58:44,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-25 19:58:44,102 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:58:44,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:58:44,103 INFO L85 PathProgramCache]: Analyzing trace with hash 235059984, now seen corresponding path program 2 times [2021-11-25 19:58:44,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:58:44,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753482954] [2021-11-25 19:58:44,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:44,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:58:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:44,610 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:58:44,611 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:58:44,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753482954] [2021-11-25 19:58:44,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753482954] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:58:44,611 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:58:44,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:58:44,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497559407] [2021-11-25 19:58:44,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:58:44,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:58:44,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:58:44,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:58:44,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:58:44,613 INFO L87 Difference]: Start difference. First operand 30552 states and 65674 transitions. Second operand has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:58:46,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:58:46,444 INFO L93 Difference]: Finished difference Result 31566 states and 68271 transitions. [2021-11-25 19:58:46,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-25 19:58:46,445 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 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 19:58:46,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:58:46,520 INFO L225 Difference]: With dead ends: 31566 [2021-11-25 19:58:46,521 INFO L226 Difference]: Without dead ends: 31566 [2021-11-25 19:58:46,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2021-11-25 19:58:46,522 INFO L933 BasicCegarLoop]: 121 mSDtfsCounter, 274 mSDsluCounter, 254 mSDsCounter, 0 mSdLazyCounter, 1566 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 1622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 1566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:58:46,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [274 Valid, 212 Invalid, 1622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 1566 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-25 19:58:46,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31566 states. [2021-11-25 19:58:47,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31566 to 30692. [2021-11-25 19:58:47,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30692 states, 30623 states have (on average 2.1540672043888582) internal successors, (65964), 30691 states have internal predecessors, (65964), 0 states have call successors, (0), 0 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 19:58:47,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30692 states to 30692 states and 65964 transitions. [2021-11-25 19:58:47,232 INFO L78 Accepts]: Start accepts. Automaton has 30692 states and 65964 transitions. Word has length 26 [2021-11-25 19:58:47,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:58:47,232 INFO L470 AbstractCegarLoop]: Abstraction has 30692 states and 65964 transitions. [2021-11-25 19:58:47,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:58:47,232 INFO L276 IsEmpty]: Start isEmpty. Operand 30692 states and 65964 transitions. [2021-11-25 19:58:47,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 19:58:47,233 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:58:47,233 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:58:47,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-25 19:58:47,233 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:58:47,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:58:47,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1529739578, now seen corresponding path program 3 times [2021-11-25 19:58:47,234 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:58:47,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499460088] [2021-11-25 19:58:47,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:47,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:58:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:47,502 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:58:47,502 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:58:47,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499460088] [2021-11-25 19:58:47,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499460088] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:58:47,503 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:58:47,503 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:58:47,503 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046514662] [2021-11-25 19:58:47,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:58:47,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:58:47,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:58:47,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:58:47,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:58:47,504 INFO L87 Difference]: Start difference. First operand 30692 states and 65964 transitions. Second operand has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:58:49,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:58:49,001 INFO L93 Difference]: Finished difference Result 31911 states and 68996 transitions. [2021-11-25 19:58:49,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 19:58:49,001 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 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 19:58:49,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:58:49,075 INFO L225 Difference]: With dead ends: 31911 [2021-11-25 19:58:49,076 INFO L226 Difference]: Without dead ends: 31911 [2021-11-25 19:58:49,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=113, Unknown=0, NotChecked=0, Total=182 [2021-11-25 19:58:49,077 INFO L933 BasicCegarLoop]: 121 mSDtfsCounter, 280 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 1168 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 1242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 19:58:49,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [280 Valid, 206 Invalid, 1242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1168 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 19:58:49,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31911 states. [2021-11-25 19:58:49,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31911 to 30832. [2021-11-25 19:58:49,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30832 states, 30763 states have (on average 2.1536911224522965) internal successors, (66254), 30831 states have internal predecessors, (66254), 0 states have call successors, (0), 0 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 19:58:49,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30832 states to 30832 states and 66254 transitions. [2021-11-25 19:58:49,830 INFO L78 Accepts]: Start accepts. Automaton has 30832 states and 66254 transitions. Word has length 26 [2021-11-25 19:58:49,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:58:49,831 INFO L470 AbstractCegarLoop]: Abstraction has 30832 states and 66254 transitions. [2021-11-25 19:58:49,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:58:49,831 INFO L276 IsEmpty]: Start isEmpty. Operand 30832 states and 66254 transitions. [2021-11-25 19:58:49,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 19:58:49,832 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:58:49,832 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:58:49,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-25 19:58:49,832 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:58:49,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:58:49,833 INFO L85 PathProgramCache]: Analyzing trace with hash -397392078, now seen corresponding path program 4 times [2021-11-25 19:58:49,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:58:49,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891470717] [2021-11-25 19:58:49,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:49,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:58:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:50,172 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:58:50,172 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:58:50,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891470717] [2021-11-25 19:58:50,173 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891470717] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:58:50,173 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:58:50,173 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:58:50,173 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196605729] [2021-11-25 19:58:50,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:58:50,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:58:50,174 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:58:50,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:58:50,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:58:50,174 INFO L87 Difference]: Start difference. First operand 30832 states and 66254 transitions. Second operand has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:58:52,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:58:52,512 INFO L93 Difference]: Finished difference Result 32252 states and 69717 transitions. [2021-11-25 19:58:52,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-25 19:58:52,513 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 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 19:58:52,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:58:52,611 INFO L225 Difference]: With dead ends: 32252 [2021-11-25 19:58:52,611 INFO L226 Difference]: Without dead ends: 32252 [2021-11-25 19:58:52,611 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=150, Unknown=0, NotChecked=0, Total=240 [2021-11-25 19:58:52,612 INFO L933 BasicCegarLoop]: 121 mSDtfsCounter, 253 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 1969 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 253 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 2034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 1969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:58:52,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [253 Valid, 220 Invalid, 2034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 1969 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-25 19:58:52,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32252 states. [2021-11-25 19:58:53,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32252 to 30972. [2021-11-25 19:58:53,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30972 states, 30903 states have (on average 2.153318448047115) internal successors, (66544), 30971 states have internal predecessors, (66544), 0 states have call successors, (0), 0 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 19:58:53,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30972 states to 30972 states and 66544 transitions. [2021-11-25 19:58:53,272 INFO L78 Accepts]: Start accepts. Automaton has 30972 states and 66544 transitions. Word has length 26 [2021-11-25 19:58:53,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:58:53,272 INFO L470 AbstractCegarLoop]: Abstraction has 30972 states and 66544 transitions. [2021-11-25 19:58:53,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:58:53,273 INFO L276 IsEmpty]: Start isEmpty. Operand 30972 states and 66544 transitions. [2021-11-25 19:58:53,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 19:58:53,273 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:58:53,274 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:58:53,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-25 19:58:53,274 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:58:53,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:58:53,275 INFO L85 PathProgramCache]: Analyzing trace with hash 935470876, now seen corresponding path program 1 times [2021-11-25 19:58:53,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:58:53,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928584522] [2021-11-25 19:58:53,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:53,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:58:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:53,779 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:58:53,780 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:58:53,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928584522] [2021-11-25 19:58:53,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928584522] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:58:53,780 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:58:53,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:58:53,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742737728] [2021-11-25 19:58:53,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:58:53,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:58:53,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:58:53,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:58:53,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:58:53,782 INFO L87 Difference]: Start difference. First operand 30972 states and 66544 transitions. Second operand has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:58:56,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:58:56,284 INFO L93 Difference]: Finished difference Result 60198 states and 129740 transitions. [2021-11-25 19:58:56,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-25 19:58:56,284 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 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 19:58:56,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:58:56,405 INFO L225 Difference]: With dead ends: 60198 [2021-11-25 19:58:56,405 INFO L226 Difference]: Without dead ends: 60198 [2021-11-25 19:58:56,406 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2021-11-25 19:58:56,407 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 486 mSDsluCounter, 510 mSDsCounter, 0 mSdLazyCounter, 2276 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 486 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 2329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 2276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:58:56,407 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [486 Valid, 300 Invalid, 2329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 2276 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-25 19:58:56,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60198 states. [2021-11-25 19:58:57,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60198 to 31562. [2021-11-25 19:58:57,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31562 states, 31493 states have (on average 2.150763661766107) internal successors, (67734), 31561 states have internal predecessors, (67734), 0 states have call successors, (0), 0 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 19:58:57,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31562 states to 31562 states and 67734 transitions. [2021-11-25 19:58:57,321 INFO L78 Accepts]: Start accepts. Automaton has 31562 states and 67734 transitions. Word has length 26 [2021-11-25 19:58:57,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:58:57,321 INFO L470 AbstractCegarLoop]: Abstraction has 31562 states and 67734 transitions. [2021-11-25 19:58:57,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:58:57,322 INFO L276 IsEmpty]: Start isEmpty. Operand 31562 states and 67734 transitions. [2021-11-25 19:58:57,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 19:58:57,323 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:58:57,323 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:58:57,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-25 19:58:57,324 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:58:57,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:58:57,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1965158952, now seen corresponding path program 5 times [2021-11-25 19:58:57,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:58:57,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368364456] [2021-11-25 19:58:57,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:58:57,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:58:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:58:57,606 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:58:57,606 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:58:57,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368364456] [2021-11-25 19:58:57,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368364456] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:58:57,607 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:58:57,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:58:57,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184725861] [2021-11-25 19:58:57,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:58:57,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:58:57,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:58:57,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:58:57,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:58:57,608 INFO L87 Difference]: Start difference. First operand 31562 states and 67734 transitions. Second operand has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:58:59,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:58:59,451 INFO L93 Difference]: Finished difference Result 59952 states and 129279 transitions. [2021-11-25 19:58:59,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-25 19:58:59,452 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 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 19:58:59,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:58:59,585 INFO L225 Difference]: With dead ends: 59952 [2021-11-25 19:58:59,585 INFO L226 Difference]: Without dead ends: 59952 [2021-11-25 19:58:59,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-11-25 19:58:59,587 INFO L933 BasicCegarLoop]: 133 mSDtfsCounter, 565 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 1355 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 565 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 1445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 1355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:58:59,587 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [565 Valid, 318 Invalid, 1445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 1355 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-25 19:58:59,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59952 states. [2021-11-25 19:59:00,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59952 to 31446. [2021-11-25 19:59:00,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31446 states, 31377 states have (on average 2.1511935494151766) internal successors, (67498), 31445 states have internal predecessors, (67498), 0 states have call successors, (0), 0 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 19:59:00,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31446 states to 31446 states and 67498 transitions. [2021-11-25 19:59:00,448 INFO L78 Accepts]: Start accepts. Automaton has 31446 states and 67498 transitions. Word has length 26 [2021-11-25 19:59:00,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:00,448 INFO L470 AbstractCegarLoop]: Abstraction has 31446 states and 67498 transitions. [2021-11-25 19:59:00,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:59:00,448 INFO L276 IsEmpty]: Start isEmpty. Operand 31446 states and 67498 transitions. [2021-11-25 19:59:00,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 19:59:00,449 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:00,449 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:59:00,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-25 19:59:00,450 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:00,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:00,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1831318434, now seen corresponding path program 2 times [2021-11-25 19:59:00,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:00,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980677256] [2021-11-25 19:59:00,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:00,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:00,965 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:00,966 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:00,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980677256] [2021-11-25 19:59:00,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980677256] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:00,966 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:00,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:59:00,966 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381150424] [2021-11-25 19:59:00,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:00,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:59:00,967 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:00,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:59:00,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:59:00,967 INFO L87 Difference]: Start difference. First operand 31446 states and 67498 transitions. Second operand has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:59:02,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:02,864 INFO L93 Difference]: Finished difference Result 32860 states and 70326 transitions. [2021-11-25 19:59:02,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-25 19:59:02,864 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 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 19:59:02,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:02,922 INFO L225 Difference]: With dead ends: 32860 [2021-11-25 19:59:02,923 INFO L226 Difference]: Without dead ends: 32860 [2021-11-25 19:59:02,923 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=150, Unknown=0, NotChecked=0, Total=240 [2021-11-25 19:59:02,924 INFO L933 BasicCegarLoop]: 72 mSDtfsCounter, 209 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 1422 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 1478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 1422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:02,924 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [209 Valid, 117 Invalid, 1478 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 1422 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-25 19:59:02,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32860 states. [2021-11-25 19:59:03,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32860 to 31698. [2021-11-25 19:59:03,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31698 states, 31629 states have (on average 2.150083783869234) internal successors, (68005), 31697 states have internal predecessors, (68005), 0 states have call successors, (0), 0 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 19:59:03,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31698 states to 31698 states and 68005 transitions. [2021-11-25 19:59:03,544 INFO L78 Accepts]: Start accepts. Automaton has 31698 states and 68005 transitions. Word has length 26 [2021-11-25 19:59:03,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:03,545 INFO L470 AbstractCegarLoop]: Abstraction has 31698 states and 68005 transitions. [2021-11-25 19:59:03,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:59:03,545 INFO L276 IsEmpty]: Start isEmpty. Operand 31698 states and 68005 transitions. [2021-11-25 19:59:03,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 19:59:03,546 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:03,546 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:59:03,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-25 19:59:03,546 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:03,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:03,546 INFO L85 PathProgramCache]: Analyzing trace with hash -1234088144, now seen corresponding path program 3 times [2021-11-25 19:59:03,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:03,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053114182] [2021-11-25 19:59:03,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:03,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:03,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:03,791 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:03,791 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:03,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053114182] [2021-11-25 19:59:03,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053114182] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:03,792 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:03,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:59:03,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253132031] [2021-11-25 19:59:03,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:03,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:59:03,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:03,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:59:03,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:59:03,794 INFO L87 Difference]: Start difference. First operand 31698 states and 68005 transitions. Second operand has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:59:06,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:06,048 INFO L93 Difference]: Finished difference Result 60287 states and 129409 transitions. [2021-11-25 19:59:06,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 19:59:06,048 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 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 19:59:06,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:06,389 INFO L225 Difference]: With dead ends: 60287 [2021-11-25 19:59:06,390 INFO L226 Difference]: Without dead ends: 60287 [2021-11-25 19:59:06,390 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2021-11-25 19:59:06,391 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 417 mSDsluCounter, 403 mSDsCounter, 0 mSdLazyCounter, 2092 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 417 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 2144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 2092 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:06,391 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [417 Valid, 244 Invalid, 2144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 2092 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-25 19:59:06,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60287 states. [2021-11-25 19:59:07,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60287 to 31172. [2021-11-25 19:59:07,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31172 states, 31103 states have (on average 2.151368035237758) internal successors, (66914), 31171 states have internal predecessors, (66914), 0 states have call successors, (0), 0 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 19:59:07,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31172 states to 31172 states and 66914 transitions. [2021-11-25 19:59:07,148 INFO L78 Accepts]: Start accepts. Automaton has 31172 states and 66914 transitions. Word has length 26 [2021-11-25 19:59:07,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:07,148 INFO L470 AbstractCegarLoop]: Abstraction has 31172 states and 66914 transitions. [2021-11-25 19:59:07,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:59:07,149 INFO L276 IsEmpty]: Start isEmpty. Operand 31172 states and 66914 transitions. [2021-11-25 19:59:07,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 19:59:07,150 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:07,150 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:59:07,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-25 19:59:07,151 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:07,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:07,152 INFO L85 PathProgramCache]: Analyzing trace with hash -1050787032, now seen corresponding path program 6 times [2021-11-25 19:59:07,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:07,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466354270] [2021-11-25 19:59:07,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:07,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:07,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:07,611 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:07,611 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:07,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466354270] [2021-11-25 19:59:07,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466354270] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:07,611 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:07,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:59:07,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341005699] [2021-11-25 19:59:07,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:07,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:59:07,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:07,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:59:07,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:59:07,613 INFO L87 Difference]: Start difference. First operand 31172 states and 66914 transitions. Second operand has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:59:10,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:10,410 INFO L93 Difference]: Finished difference Result 58845 states and 126513 transitions. [2021-11-25 19:59:10,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-25 19:59:10,411 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 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 19:59:10,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:10,521 INFO L225 Difference]: With dead ends: 58845 [2021-11-25 19:59:10,521 INFO L226 Difference]: Without dead ends: 58845 [2021-11-25 19:59:10,522 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-11-25 19:59:10,522 INFO L933 BasicCegarLoop]: 113 mSDtfsCounter, 449 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 2688 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 449 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 2752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 2688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:10,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [449 Valid, 282 Invalid, 2752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 2688 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2021-11-25 19:59:10,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58845 states. [2021-11-25 19:59:11,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58845 to 30357. [2021-11-25 19:59:11,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30357 states, 30289 states have (on average 2.153719171976625) internal successors, (65234), 30356 states have internal predecessors, (65234), 0 states have call successors, (0), 0 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 19:59:11,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30357 states to 30357 states and 65234 transitions. [2021-11-25 19:59:11,299 INFO L78 Accepts]: Start accepts. Automaton has 30357 states and 65234 transitions. Word has length 26 [2021-11-25 19:59:11,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:11,299 INFO L470 AbstractCegarLoop]: Abstraction has 30357 states and 65234 transitions. [2021-11-25 19:59:11,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 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 19:59:11,300 INFO L276 IsEmpty]: Start isEmpty. Operand 30357 states and 65234 transitions. [2021-11-25 19:59:11,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 19:59:11,300 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:11,300 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:59:11,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-25 19:59:11,301 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:11,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:11,302 INFO L85 PathProgramCache]: Analyzing trace with hash -50493445, now seen corresponding path program 1 times [2021-11-25 19:59:11,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:11,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029950277] [2021-11-25 19:59:11,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:11,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:11,485 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:11,485 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:11,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029950277] [2021-11-25 19:59:11,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029950277] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:11,485 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:11,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 19:59:11,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484129695] [2021-11-25 19:59:11,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:11,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 19:59:11,486 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:11,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 19:59:11,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 19:59:11,487 INFO L87 Difference]: Start difference. First operand 30357 states and 65234 transitions. Second operand has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 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 19:59:12,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:12,138 INFO L93 Difference]: Finished difference Result 32263 states and 69065 transitions. [2021-11-25 19:59:12,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 19:59:12,139 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 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 27 [2021-11-25 19:59:12,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:12,196 INFO L225 Difference]: With dead ends: 32263 [2021-11-25 19:59:12,196 INFO L226 Difference]: Without dead ends: 32263 [2021-11-25 19:59:12,196 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 19:59:12,197 INFO L933 BasicCegarLoop]: 78 mSDtfsCounter, 92 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 530 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:12,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [92 Valid, 85 Invalid, 536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 530 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-25 19:59:12,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32263 states. [2021-11-25 19:59:12,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32263 to 32263. [2021-11-25 19:59:12,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32263 states, 32195 states have (on average 2.1452088833669825) internal successors, (69065), 32262 states have internal predecessors, (69065), 0 states have call successors, (0), 0 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 19:59:12,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32263 states to 32263 states and 69065 transitions. [2021-11-25 19:59:12,787 INFO L78 Accepts]: Start accepts. Automaton has 32263 states and 69065 transitions. Word has length 27 [2021-11-25 19:59:12,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:12,787 INFO L470 AbstractCegarLoop]: Abstraction has 32263 states and 69065 transitions. [2021-11-25 19:59:12,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 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 19:59:12,788 INFO L276 IsEmpty]: Start isEmpty. Operand 32263 states and 69065 transitions. [2021-11-25 19:59:12,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 19:59:12,789 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:12,789 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:59:12,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-25 19:59:12,789 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:12,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:12,790 INFO L85 PathProgramCache]: Analyzing trace with hash -293655742, now seen corresponding path program 1 times [2021-11-25 19:59:12,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:12,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622082943] [2021-11-25 19:59:12,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:12,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:12,976 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:12,977 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:12,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622082943] [2021-11-25 19:59:12,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622082943] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:12,977 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:12,977 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 19:59:12,978 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060996166] [2021-11-25 19:59:12,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:12,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 19:59:12,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:12,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 19:59:12,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 19:59:12,979 INFO L87 Difference]: Start difference. First operand 32263 states and 69065 transitions. Second operand has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 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 19:59:14,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:14,005 INFO L93 Difference]: Finished difference Result 34631 states and 74125 transitions. [2021-11-25 19:59:14,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 19:59:14,006 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 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 19:59:14,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:14,287 INFO L225 Difference]: With dead ends: 34631 [2021-11-25 19:59:14,287 INFO L226 Difference]: Without dead ends: 34631 [2021-11-25 19:59:14,288 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 19:59:14,288 INFO L933 BasicCegarLoop]: 82 mSDtfsCounter, 124 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 942 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 942 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:14,288 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 94 Invalid, 946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 942 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-25 19:59:14,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34631 states. [2021-11-25 19:59:14,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34631 to 34631. [2021-11-25 19:59:14,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34631 states, 34563 states have (on average 2.1446344356682) internal successors, (74125), 34630 states have internal predecessors, (74125), 0 states have call successors, (0), 0 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 19:59:14,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34631 states to 34631 states and 74125 transitions. [2021-11-25 19:59:14,871 INFO L78 Accepts]: Start accepts. Automaton has 34631 states and 74125 transitions. Word has length 28 [2021-11-25 19:59:14,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:14,872 INFO L470 AbstractCegarLoop]: Abstraction has 34631 states and 74125 transitions. [2021-11-25 19:59:14,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 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 19:59:14,872 INFO L276 IsEmpty]: Start isEmpty. Operand 34631 states and 74125 transitions. [2021-11-25 19:59:14,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 19:59:14,873 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:14,873 INFO L514 BasicCegarLoop]: trace histogram [10, 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 19:59:14,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-25 19:59:14,873 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:14,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:14,874 INFO L85 PathProgramCache]: Analyzing trace with hash -78216422, now seen corresponding path program 1 times [2021-11-25 19:59:14,874 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:14,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708739506] [2021-11-25 19:59:14,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:14,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:14,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:15,170 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:15,170 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:15,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708739506] [2021-11-25 19:59:15,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708739506] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:15,170 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:15,170 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:59:15,171 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726311229] [2021-11-25 19:59:15,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:15,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:59:15,171 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:15,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:59:15,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:59:15,171 INFO L87 Difference]: Start difference. First operand 34631 states and 74125 transitions. Second operand has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:17,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:17,037 INFO L93 Difference]: Finished difference Result 35437 states and 76263 transitions. [2021-11-25 19:59:17,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 19:59:17,038 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 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 32 [2021-11-25 19:59:17,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:17,095 INFO L225 Difference]: With dead ends: 35437 [2021-11-25 19:59:17,095 INFO L226 Difference]: Without dead ends: 35437 [2021-11-25 19:59:17,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-11-25 19:59:17,096 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 226 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 1866 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 1905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 1866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:17,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [226 Valid, 221 Invalid, 1905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 1866 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-25 19:59:17,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35437 states. [2021-11-25 19:59:17,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35437 to 34741. [2021-11-25 19:59:17,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34741 states, 34673 states have (on average 2.144175583306896) internal successors, (74345), 34740 states have internal predecessors, (74345), 0 states have call successors, (0), 0 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 19:59:17,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34741 states to 34741 states and 74345 transitions. [2021-11-25 19:59:17,869 INFO L78 Accepts]: Start accepts. Automaton has 34741 states and 74345 transitions. Word has length 32 [2021-11-25 19:59:17,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:17,869 INFO L470 AbstractCegarLoop]: Abstraction has 34741 states and 74345 transitions. [2021-11-25 19:59:17,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:17,870 INFO L276 IsEmpty]: Start isEmpty. Operand 34741 states and 74345 transitions. [2021-11-25 19:59:17,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 19:59:17,870 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:17,871 INFO L514 BasicCegarLoop]: trace histogram [10, 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 19:59:17,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-25 19:59:17,871 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:17,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:17,871 INFO L85 PathProgramCache]: Analyzing trace with hash 92859868, now seen corresponding path program 2 times [2021-11-25 19:59:17,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:17,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940672586] [2021-11-25 19:59:17,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:17,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:18,153 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:18,153 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:18,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940672586] [2021-11-25 19:59:18,154 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940672586] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:18,154 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:18,154 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:59:18,154 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265482401] [2021-11-25 19:59:18,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:18,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:59:18,154 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:18,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:59:18,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:59:18,155 INFO L87 Difference]: Start difference. First operand 34741 states and 74345 transitions. Second operand has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:20,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:20,762 INFO L93 Difference]: Finished difference Result 35739 states and 76875 transitions. [2021-11-25 19:59:20,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-25 19:59:20,763 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 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 32 [2021-11-25 19:59:20,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:20,827 INFO L225 Difference]: With dead ends: 35739 [2021-11-25 19:59:20,827 INFO L226 Difference]: Without dead ends: 35739 [2021-11-25 19:59:20,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2021-11-25 19:59:20,828 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 232 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 2629 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 2668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 2629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:20,828 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [232 Valid, 233 Invalid, 2668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 2629 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-25 19:59:20,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35739 states. [2021-11-25 19:59:21,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35739 to 34881. [2021-11-25 19:59:21,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34881 states, 34813 states have (on average 2.1435957831844425) internal successors, (74625), 34880 states have internal predecessors, (74625), 0 states have call successors, (0), 0 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 19:59:21,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34881 states to 34881 states and 74625 transitions. [2021-11-25 19:59:21,521 INFO L78 Accepts]: Start accepts. Automaton has 34881 states and 74625 transitions. Word has length 32 [2021-11-25 19:59:21,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:21,522 INFO L470 AbstractCegarLoop]: Abstraction has 34881 states and 74625 transitions. [2021-11-25 19:59:21,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:21,522 INFO L276 IsEmpty]: Start isEmpty. Operand 34881 states and 74625 transitions. [2021-11-25 19:59:21,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 19:59:21,523 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:21,523 INFO L514 BasicCegarLoop]: trace histogram [10, 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 19:59:21,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-25 19:59:21,523 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:21,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:21,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1129885752, now seen corresponding path program 3 times [2021-11-25 19:59:21,524 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:21,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80091331] [2021-11-25 19:59:21,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:21,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:21,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:21,770 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:21,770 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:21,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80091331] [2021-11-25 19:59:21,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80091331] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:21,770 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:21,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:59:21,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477964358] [2021-11-25 19:59:21,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:21,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:59:21,771 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:21,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:59:21,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:59:21,772 INFO L87 Difference]: Start difference. First operand 34881 states and 74625 transitions. Second operand has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:23,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:23,671 INFO L93 Difference]: Finished difference Result 36082 states and 77578 transitions. [2021-11-25 19:59:23,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 19:59:23,672 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 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 32 [2021-11-25 19:59:23,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:23,956 INFO L225 Difference]: With dead ends: 36082 [2021-11-25 19:59:23,957 INFO L226 Difference]: Without dead ends: 36082 [2021-11-25 19:59:23,957 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=113, Unknown=0, NotChecked=0, Total=182 [2021-11-25 19:59:23,957 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 265 mSDsluCounter, 244 mSDsCounter, 0 mSdLazyCounter, 1519 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 1576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 1519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:23,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [265 Valid, 211 Invalid, 1576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 1519 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-25 19:59:24,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36082 states. [2021-11-25 19:59:24,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36082 to 35021. [2021-11-25 19:59:24,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35021 states, 34953 states have (on average 2.1430206277000545) internal successors, (74905), 35020 states have internal predecessors, (74905), 0 states have call successors, (0), 0 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 19:59:24,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35021 states to 35021 states and 74905 transitions. [2021-11-25 19:59:24,584 INFO L78 Accepts]: Start accepts. Automaton has 35021 states and 74905 transitions. Word has length 32 [2021-11-25 19:59:24,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:24,584 INFO L470 AbstractCegarLoop]: Abstraction has 35021 states and 74905 transitions. [2021-11-25 19:59:24,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 35021 states and 74905 transitions. [2021-11-25 19:59:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 19:59:24,585 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:24,586 INFO L514 BasicCegarLoop]: trace histogram [10, 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 19:59:24,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-25 19:59:24,586 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:24,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:24,587 INFO L85 PathProgramCache]: Analyzing trace with hash -194576322, now seen corresponding path program 4 times [2021-11-25 19:59:24,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:24,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671141616] [2021-11-25 19:59:24,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:24,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:24,852 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:24,852 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:24,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671141616] [2021-11-25 19:59:24,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671141616] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:24,853 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:24,853 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:59:24,853 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105347904] [2021-11-25 19:59:24,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:24,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:59:24,854 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:24,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:59:24,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:59:24,854 INFO L87 Difference]: Start difference. First operand 35021 states and 74905 transitions. Second operand has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:26,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:26,173 INFO L93 Difference]: Finished difference Result 36421 states and 78277 transitions. [2021-11-25 19:59:26,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-25 19:59:26,173 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 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 32 [2021-11-25 19:59:26,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:26,231 INFO L225 Difference]: With dead ends: 36421 [2021-11-25 19:59:26,231 INFO L226 Difference]: Without dead ends: 36421 [2021-11-25 19:59:26,231 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=150, Unknown=0, NotChecked=0, Total=240 [2021-11-25 19:59:26,232 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 274 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 954 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 954 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:26,233 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [274 Valid, 205 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 954 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-25 19:59:26,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36421 states. [2021-11-25 19:59:26,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36421 to 35161. [2021-11-25 19:59:26,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35161 states, 35093 states have (on average 2.1424500612657793) internal successors, (75185), 35160 states have internal predecessors, (75185), 0 states have call successors, (0), 0 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 19:59:26,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35161 states to 35161 states and 75185 transitions. [2021-11-25 19:59:26,771 INFO L78 Accepts]: Start accepts. Automaton has 35161 states and 75185 transitions. Word has length 32 [2021-11-25 19:59:26,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:26,772 INFO L470 AbstractCegarLoop]: Abstraction has 35161 states and 75185 transitions. [2021-11-25 19:59:26,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:26,772 INFO L276 IsEmpty]: Start isEmpty. Operand 35161 states and 75185 transitions. [2021-11-25 19:59:26,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 19:59:26,773 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:26,773 INFO L514 BasicCegarLoop]: trace histogram [10, 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 19:59:26,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-25 19:59:26,774 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:26,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:26,774 INFO L85 PathProgramCache]: Analyzing trace with hash 806624308, now seen corresponding path program 5 times [2021-11-25 19:59:26,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:26,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852155330] [2021-11-25 19:59:26,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:26,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:27,200 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:27,201 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:27,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852155330] [2021-11-25 19:59:27,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852155330] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:27,201 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:27,201 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:59:27,201 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746168742] [2021-11-25 19:59:27,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:27,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:59:27,202 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:27,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:59:27,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:59:27,203 INFO L87 Difference]: Start difference. First operand 35161 states and 75185 transitions. Second operand has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:28,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:28,856 INFO L93 Difference]: Finished difference Result 67574 states and 145061 transitions. [2021-11-25 19:59:28,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-25 19:59:28,857 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 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 32 [2021-11-25 19:59:28,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:28,987 INFO L225 Difference]: With dead ends: 67574 [2021-11-25 19:59:28,987 INFO L226 Difference]: Without dead ends: 67574 [2021-11-25 19:59:28,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-11-25 19:59:28,988 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 561 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 1270 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 1360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 1270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:28,989 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [561 Valid, 312 Invalid, 1360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 1270 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 19:59:29,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67574 states. [2021-11-25 19:59:29,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67574 to 36171. [2021-11-25 19:59:29,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36171 states, 36103 states have (on average 2.138464947511287) internal successors, (77205), 36170 states have internal predecessors, (77205), 0 states have call successors, (0), 0 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 19:59:29,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36171 states to 36171 states and 77205 transitions. [2021-11-25 19:59:29,864 INFO L78 Accepts]: Start accepts. Automaton has 36171 states and 77205 transitions. Word has length 32 [2021-11-25 19:59:29,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:29,865 INFO L470 AbstractCegarLoop]: Abstraction has 36171 states and 77205 transitions. [2021-11-25 19:59:29,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:29,865 INFO L276 IsEmpty]: Start isEmpty. Operand 36171 states and 77205 transitions. [2021-11-25 19:59:29,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 19:59:29,866 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:29,866 INFO L514 BasicCegarLoop]: trace histogram [10, 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 19:59:29,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-25 19:59:29,866 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:29,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:29,867 INFO L85 PathProgramCache]: Analyzing trace with hash 407511257, now seen corresponding path program 1 times [2021-11-25 19:59:29,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:29,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454298860] [2021-11-25 19:59:29,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:29,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:30,087 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:30,087 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:30,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454298860] [2021-11-25 19:59:30,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454298860] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:30,088 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:30,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:59:30,088 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691137329] [2021-11-25 19:59:30,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:30,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:59:30,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:30,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:59:30,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:59:30,089 INFO L87 Difference]: Start difference. First operand 36171 states and 77205 transitions. Second operand has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:32,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:32,245 INFO L93 Difference]: Finished difference Result 66550 states and 142805 transitions. [2021-11-25 19:59:32,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-25 19:59:32,246 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 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 32 [2021-11-25 19:59:32,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:32,373 INFO L225 Difference]: With dead ends: 66550 [2021-11-25 19:59:32,373 INFO L226 Difference]: Without dead ends: 66550 [2021-11-25 19:59:32,374 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2021-11-25 19:59:32,375 INFO L933 BasicCegarLoop]: 121 mSDtfsCounter, 472 mSDsluCounter, 512 mSDsCounter, 0 mSdLazyCounter, 2193 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 2244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 2193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:32,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [472 Valid, 297 Invalid, 2244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 2193 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-25 19:59:32,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66550 states. [2021-11-25 19:59:33,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66550 to 36073. [2021-11-25 19:59:33,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36073 states, 36006 states have (on average 2.1378936843859355) internal successors, (76977), 36072 states have internal predecessors, (76977), 0 states have call successors, (0), 0 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 19:59:33,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36073 states to 36073 states and 76977 transitions. [2021-11-25 19:59:33,295 INFO L78 Accepts]: Start accepts. Automaton has 36073 states and 76977 transitions. Word has length 32 [2021-11-25 19:59:33,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:33,296 INFO L470 AbstractCegarLoop]: Abstraction has 36073 states and 76977 transitions. [2021-11-25 19:59:33,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:33,296 INFO L276 IsEmpty]: Start isEmpty. Operand 36073 states and 76977 transitions. [2021-11-25 19:59:33,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 19:59:33,297 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:33,297 INFO L514 BasicCegarLoop]: trace histogram [10, 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 19:59:33,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-25 19:59:33,297 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:33,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:33,298 INFO L85 PathProgramCache]: Analyzing trace with hash 885771419, now seen corresponding path program 2 times [2021-11-25 19:59:33,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:33,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602189396] [2021-11-25 19:59:33,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:33,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:33,541 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:33,541 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:33,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602189396] [2021-11-25 19:59:33,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602189396] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:33,541 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:33,541 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:59:33,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797595605] [2021-11-25 19:59:33,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:33,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:59:33,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:33,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:59:33,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:59:33,543 INFO L87 Difference]: Start difference. First operand 36073 states and 76977 transitions. Second operand has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:36,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:36,128 INFO L93 Difference]: Finished difference Result 66508 states and 142195 transitions. [2021-11-25 19:59:36,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 19:59:36,129 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 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 32 [2021-11-25 19:59:36,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:36,254 INFO L225 Difference]: With dead ends: 66508 [2021-11-25 19:59:36,254 INFO L226 Difference]: Without dead ends: 66508 [2021-11-25 19:59:36,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2021-11-25 19:59:36,255 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 407 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 2428 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 407 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 2479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 2428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:36,256 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [407 Valid, 249 Invalid, 2479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 2428 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-25 19:59:36,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66508 states. [2021-11-25 19:59:37,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66508 to 35803. [2021-11-25 19:59:37,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35803 states, 35736 states have (on average 2.138935527199463) internal successors, (76437), 35802 states have internal predecessors, (76437), 0 states have call successors, (0), 0 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 19:59:37,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35803 states to 35803 states and 76437 transitions. [2021-11-25 19:59:37,362 INFO L78 Accepts]: Start accepts. Automaton has 35803 states and 76437 transitions. Word has length 32 [2021-11-25 19:59:37,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:37,362 INFO L470 AbstractCegarLoop]: Abstraction has 35803 states and 76437 transitions. [2021-11-25 19:59:37,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:37,362 INFO L276 IsEmpty]: Start isEmpty. Operand 35803 states and 76437 transitions. [2021-11-25 19:59:37,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 19:59:37,363 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:37,364 INFO L514 BasicCegarLoop]: trace histogram [10, 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 19:59:37,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-25 19:59:37,364 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:37,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:37,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1027931404, now seen corresponding path program 6 times [2021-11-25 19:59:37,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:37,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749725707] [2021-11-25 19:59:37,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:37,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:37,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:37,593 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:37,594 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:37,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749725707] [2021-11-25 19:59:37,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749725707] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:37,594 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:37,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:59:37,594 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499400560] [2021-11-25 19:59:37,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:37,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 19:59:37,595 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:37,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 19:59:37,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:59:37,595 INFO L87 Difference]: Start difference. First operand 35803 states and 76437 transitions. Second operand has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:40,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:40,578 INFO L93 Difference]: Finished difference Result 65528 states and 140217 transitions. [2021-11-25 19:59:40,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-25 19:59:40,579 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 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 32 [2021-11-25 19:59:40,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:40,702 INFO L225 Difference]: With dead ends: 65528 [2021-11-25 19:59:40,702 INFO L226 Difference]: Without dead ends: 65528 [2021-11-25 19:59:40,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-11-25 19:59:40,703 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 435 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 3115 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 3177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 3115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:40,703 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [435 Valid, 287 Invalid, 3177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 3115 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2021-11-25 19:59:40,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65528 states. [2021-11-25 19:59:41,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65528 to 34233. [2021-11-25 19:59:41,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34233 states, 34168 states have (on average 2.1425602903301333) internal successors, (73207), 34232 states have internal predecessors, (73207), 0 states have call successors, (0), 0 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 19:59:41,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34233 states to 34233 states and 73207 transitions. [2021-11-25 19:59:41,546 INFO L78 Accepts]: Start accepts. Automaton has 34233 states and 73207 transitions. Word has length 32 [2021-11-25 19:59:41,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:41,546 INFO L470 AbstractCegarLoop]: Abstraction has 34233 states and 73207 transitions. [2021-11-25 19:59:41,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 9 states have internal predecessors, (23), 0 states have call successors, (0), 0 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 19:59:41,546 INFO L276 IsEmpty]: Start isEmpty. Operand 34233 states and 73207 transitions. [2021-11-25 19:59:41,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 19:59:41,547 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:41,548 INFO L514 BasicCegarLoop]: trace histogram [10, 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 19:59:41,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-25 19:59:41,548 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:41,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:41,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1469500250, now seen corresponding path program 1 times [2021-11-25 19:59:41,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:41,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286108922] [2021-11-25 19:59:41,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:41,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:41,737 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:41,737 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:41,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286108922] [2021-11-25 19:59:41,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286108922] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:41,738 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:41,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 19:59:41,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772062305] [2021-11-25 19:59:41,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:41,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 19:59:41,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:41,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 19:59:41,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 19:59:41,740 INFO L87 Difference]: Start difference. First operand 34233 states and 73207 transitions. Second operand has 6 states, 5 states have (on average 4.8) internal successors, (24), 6 states have internal predecessors, (24), 0 states have call successors, (0), 0 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 19:59:43,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:43,111 INFO L93 Difference]: Finished difference Result 47648 states and 101495 transitions. [2021-11-25 19:59:43,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 19:59:43,112 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.8) internal successors, (24), 6 states have internal predecessors, (24), 0 states have call successors, (0), 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 33 [2021-11-25 19:59:43,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:43,199 INFO L225 Difference]: With dead ends: 47648 [2021-11-25 19:59:43,199 INFO L226 Difference]: Without dead ends: 47648 [2021-11-25 19:59:43,199 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 19:59:43,200 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 104 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 1127 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 1181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 1127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:43,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [104 Valid, 75 Invalid, 1181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 1127 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 19:59:43,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47648 states. [2021-11-25 19:59:43,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47648 to 37799. [2021-11-25 19:59:44,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37799 states, 37734 states have (on average 2.130518895425876) internal successors, (80393), 37798 states have internal predecessors, (80393), 0 states have call successors, (0), 0 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 19:59:44,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37799 states to 37799 states and 80393 transitions. [2021-11-25 19:59:44,071 INFO L78 Accepts]: Start accepts. Automaton has 37799 states and 80393 transitions. Word has length 33 [2021-11-25 19:59:44,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:44,071 INFO L470 AbstractCegarLoop]: Abstraction has 37799 states and 80393 transitions. [2021-11-25 19:59:44,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.8) internal successors, (24), 6 states have internal predecessors, (24), 0 states have call successors, (0), 0 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 19:59:44,072 INFO L276 IsEmpty]: Start isEmpty. Operand 37799 states and 80393 transitions. [2021-11-25 19:59:44,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 19:59:44,073 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:44,073 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:59:44,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-25 19:59:44,073 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:44,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:44,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1855428361, now seen corresponding path program 1 times [2021-11-25 19:59:44,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:44,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594488523] [2021-11-25 19:59:44,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:44,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:44,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:44,267 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:44,268 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:44,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594488523] [2021-11-25 19:59:44,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594488523] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:44,268 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:44,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 19:59:44,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027023206] [2021-11-25 19:59:44,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:44,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 19:59:44,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:44,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 19:59:44,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 19:59:44,270 INFO L87 Difference]: Start difference. First operand 37799 states and 80393 transitions. Second operand has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 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 19:59:45,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:45,681 INFO L93 Difference]: Finished difference Result 45171 states and 95938 transitions. [2021-11-25 19:59:45,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 19:59:45,682 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 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 34 [2021-11-25 19:59:45,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:45,774 INFO L225 Difference]: With dead ends: 45171 [2021-11-25 19:59:45,774 INFO L226 Difference]: Without dead ends: 45171 [2021-11-25 19:59:45,774 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 19:59:45,775 INFO L933 BasicCegarLoop]: 75 mSDtfsCounter, 134 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 862 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:45,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 89 Invalid, 956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 862 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 19:59:45,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45171 states. [2021-11-25 19:59:46,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45171 to 39957. [2021-11-25 19:59:46,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39957 states, 39894 states have (on average 2.1292174261793755) internal successors, (84943), 39956 states have internal predecessors, (84943), 0 states have call successors, (0), 0 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 19:59:46,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39957 states to 39957 states and 84943 transitions. [2021-11-25 19:59:46,824 INFO L78 Accepts]: Start accepts. Automaton has 39957 states and 84943 transitions. Word has length 34 [2021-11-25 19:59:46,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:46,824 INFO L470 AbstractCegarLoop]: Abstraction has 39957 states and 84943 transitions. [2021-11-25 19:59:46,824 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 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 19:59:46,824 INFO L276 IsEmpty]: Start isEmpty. Operand 39957 states and 84943 transitions. [2021-11-25 19:59:46,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 19:59:46,826 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:46,826 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:59:46,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-25 19:59:46,826 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:46,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:46,827 INFO L85 PathProgramCache]: Analyzing trace with hash 674673241, now seen corresponding path program 1 times [2021-11-25 19:59:46,827 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:46,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633661842] [2021-11-25 19:59:46,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:46,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:47,610 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 19:59:47,610 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:47,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633661842] [2021-11-25 19:59:47,610 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633661842] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:59:47,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [227454573] [2021-11-25 19:59:47,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:47,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:59:47,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:59:47,614 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:59:47,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 19:59:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:48,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 1342 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 19:59:48,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:59:48,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:59:48,773 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:48,773 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:59:48,773 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [227454573] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:48,773 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 19:59:48,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 15 [2021-11-25 19:59:48,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567263846] [2021-11-25 19:59:48,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:48,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 19:59:48,774 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:48,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 19:59:48,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2021-11-25 19:59:48,775 INFO L87 Difference]: Start difference. First operand 39957 states and 84943 transitions. Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 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 19:59:49,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:49,382 INFO L93 Difference]: Finished difference Result 44646 states and 93660 transitions. [2021-11-25 19:59:49,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 19:59:49,383 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 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 19:59:49,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:49,464 INFO L225 Difference]: With dead ends: 44646 [2021-11-25 19:59:49,464 INFO L226 Difference]: Without dead ends: 44646 [2021-11-25 19:59:49,464 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2021-11-25 19:59:49,465 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 641 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 301 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 641 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:49,465 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [641 Valid, 358 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 301 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-25 19:59:49,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44646 states. [2021-11-25 19:59:50,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44646 to 40064. [2021-11-25 19:59:50,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40064 states, 39993 states have (on average 2.1266471632535695) internal successors, (85051), 40063 states have internal predecessors, (85051), 0 states have call successors, (0), 0 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 19:59:50,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40064 states to 40064 states and 85051 transitions. [2021-11-25 19:59:50,293 INFO L78 Accepts]: Start accepts. Automaton has 40064 states and 85051 transitions. Word has length 38 [2021-11-25 19:59:50,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:50,293 INFO L470 AbstractCegarLoop]: Abstraction has 40064 states and 85051 transitions. [2021-11-25 19:59:50,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 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 19:59:50,294 INFO L276 IsEmpty]: Start isEmpty. Operand 40064 states and 85051 transitions. [2021-11-25 19:59:50,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 19:59:50,295 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:50,295 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:59:50,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 19:59:50,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-11-25 19:59:50,495 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:50,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:50,496 INFO L85 PathProgramCache]: Analyzing trace with hash 949235357, now seen corresponding path program 2 times [2021-11-25 19:59:50,497 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:50,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49466232] [2021-11-25 19:59:50,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:50,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:51,453 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:51,453 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:51,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49466232] [2021-11-25 19:59:51,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49466232] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:51,454 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:51,454 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 19:59:51,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915425681] [2021-11-25 19:59:51,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:51,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 19:59:51,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:51,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 19:59:51,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-11-25 19:59:51,455 INFO L87 Difference]: Start difference. First operand 40064 states and 85051 transitions. Second operand has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 0 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 19:59:53,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:53,960 INFO L93 Difference]: Finished difference Result 49192 states and 104180 transitions. [2021-11-25 19:59:53,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-25 19:59:53,960 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 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 19:59:53,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:54,055 INFO L225 Difference]: With dead ends: 49192 [2021-11-25 19:59:54,055 INFO L226 Difference]: Without dead ends: 49192 [2021-11-25 19:59:54,055 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=181, Invalid=325, Unknown=0, NotChecked=0, Total=506 [2021-11-25 19:59:54,056 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 386 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 1714 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 1929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 1714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:54,056 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [386 Valid, 119 Invalid, 1929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 1714 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-25 19:59:54,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49192 states. [2021-11-25 19:59:54,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49192 to 40534. [2021-11-25 19:59:54,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40534 states, 40463 states have (on average 2.1256703655191163) internal successors, (86011), 40533 states have internal predecessors, (86011), 0 states have call successors, (0), 0 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 19:59:54,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40534 states to 40534 states and 86011 transitions. [2021-11-25 19:59:54,851 INFO L78 Accepts]: Start accepts. Automaton has 40534 states and 86011 transitions. Word has length 38 [2021-11-25 19:59:54,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:54,851 INFO L470 AbstractCegarLoop]: Abstraction has 40534 states and 86011 transitions. [2021-11-25 19:59:54,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 0 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 19:59:54,852 INFO L276 IsEmpty]: Start isEmpty. Operand 40534 states and 86011 transitions. [2021-11-25 19:59:54,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 19:59:54,853 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:54,854 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:59:54,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-25 19:59:54,854 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:54,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:54,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1547504915, now seen corresponding path program 3 times [2021-11-25 19:59:54,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:54,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475728485] [2021-11-25 19:59:54,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:54,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:59:55,601 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 19:59:55,601 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:59:55,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475728485] [2021-11-25 19:59:55,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475728485] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:59:55,602 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:59:55,602 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 19:59:55,602 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635079830] [2021-11-25 19:59:55,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:59:55,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 19:59:55,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:59:55,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 19:59:55,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-25 19:59:55,603 INFO L87 Difference]: Start difference. First operand 40534 states and 86011 transitions. Second operand has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 0 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 19:59:58,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:59:58,420 INFO L93 Difference]: Finished difference Result 51072 states and 108580 transitions. [2021-11-25 19:59:58,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-25 19:59:58,421 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 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 19:59:58,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:59:58,532 INFO L225 Difference]: With dead ends: 51072 [2021-11-25 19:59:58,532 INFO L226 Difference]: Without dead ends: 51072 [2021-11-25 19:59:58,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=228, Invalid=422, Unknown=0, NotChecked=0, Total=650 [2021-11-25 19:59:58,534 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 506 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 1852 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 506 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 2097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 1852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:59:58,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [506 Valid, 168 Invalid, 2097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 1852 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-25 19:59:58,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51072 states. [2021-11-25 19:59:59,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51072 to 40714. [2021-11-25 19:59:59,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40714 states, 40643 states have (on average 2.1253598405629504) internal successors, (86381), 40713 states have internal predecessors, (86381), 0 states have call successors, (0), 0 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 19:59:59,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40714 states to 40714 states and 86381 transitions. [2021-11-25 19:59:59,623 INFO L78 Accepts]: Start accepts. Automaton has 40714 states and 86381 transitions. Word has length 38 [2021-11-25 19:59:59,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:59:59,624 INFO L470 AbstractCegarLoop]: Abstraction has 40714 states and 86381 transitions. [2021-11-25 19:59:59,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 0 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 19:59:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 40714 states and 86381 transitions. [2021-11-25 19:59:59,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 19:59:59,625 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:59:59,625 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:59:59,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-25 19:59:59,625 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 19:59:59,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:59:59,626 INFO L85 PathProgramCache]: Analyzing trace with hash -55257031, now seen corresponding path program 1 times [2021-11-25 19:59:59,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:59:59,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484367807] [2021-11-25 19:59:59,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:59:59,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:59:59,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:00:00,437 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 20:00:00,437 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:00:00,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484367807] [2021-11-25 20:00:00,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484367807] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:00:00,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [535885566] [2021-11-25 20:00:00,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:00:00,438 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:00:00,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:00:00,439 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:00:00,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 20:00:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:00:01,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 1342 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 20:00:01,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:00:01,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 20:00:01,689 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 20:00:01,689 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:00:01,690 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [535885566] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:00:01,690 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:00:01,690 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 17 [2021-11-25 20:00:01,690 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871541325] [2021-11-25 20:00:01,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:00:01,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:00:01,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:00:01,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:00:01,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2021-11-25 20:00:01,691 INFO L87 Difference]: Start difference. First operand 40714 states and 86381 transitions. Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 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 20:00:02,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:00:02,392 INFO L93 Difference]: Finished difference Result 79502 states and 167430 transitions. [2021-11-25 20:00:02,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:00:02,392 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 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 20:00:02,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:00:02,883 INFO L225 Difference]: With dead ends: 79502 [2021-11-25 20:00:02,884 INFO L226 Difference]: Without dead ends: 79502 [2021-11-25 20:00:02,884 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:00:02,885 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 465 mSDsluCounter, 412 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 458 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:00:02,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [465 Valid, 458 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-25 20:00:02,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79502 states. [2021-11-25 20:00:03,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79502 to 41225. [2021-11-25 20:00:03,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41225 states, 41154 states have (on average 2.124799533459688) internal successors, (87444), 41224 states have internal predecessors, (87444), 0 states have call successors, (0), 0 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 20:00:04,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41225 states to 41225 states and 87444 transitions. [2021-11-25 20:00:04,019 INFO L78 Accepts]: Start accepts. Automaton has 41225 states and 87444 transitions. Word has length 38 [2021-11-25 20:00:04,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:00:04,019 INFO L470 AbstractCegarLoop]: Abstraction has 41225 states and 87444 transitions. [2021-11-25 20:00:04,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 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 20:00:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 41225 states and 87444 transitions. [2021-11-25 20:00:04,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 20:00:04,020 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:00:04,020 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:00:04,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 20:00:04,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:00:04,222 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 20:00:04,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:00:04,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1701975119, now seen corresponding path program 2 times [2021-11-25 20:00:04,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:00:04,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372317621] [2021-11-25 20:00:04,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:00:04,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:00:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:00:05,085 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 20:00:05,085 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:00:05,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372317621] [2021-11-25 20:00:05,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372317621] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:00:05,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2084237420] [2021-11-25 20:00:05,086 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-25 20:00:05,086 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:00:05,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:00:05,087 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:00:05,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 20:00:05,952 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-25 20:00:05,953 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 20:00:05,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 20:00:05,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:00:06,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 20:00:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 20:00:06,208 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:00:06,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2084237420] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:00:06,208 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:00:06,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 17 [2021-11-25 20:00:06,208 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901708815] [2021-11-25 20:00:06,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:00:06,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:00:06,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:00:06,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:00:06,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2021-11-25 20:00:06,210 INFO L87 Difference]: Start difference. First operand 41225 states and 87444 transitions. Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 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 20:00:06,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:00:06,845 INFO L93 Difference]: Finished difference Result 104320 states and 220213 transitions. [2021-11-25 20:00:06,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:00:06,846 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 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 20:00:06,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:00:07,377 INFO L225 Difference]: With dead ends: 104320 [2021-11-25 20:00:07,377 INFO L226 Difference]: Without dead ends: 104320 [2021-11-25 20:00:07,378 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 41 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=67, Invalid=313, Unknown=0, NotChecked=0, Total=380 [2021-11-25 20:00:07,378 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 410 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 410 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:00:07,379 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [410 Valid, 465 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:00:07,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104320 states. [2021-11-25 20:00:08,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104320 to 41266. [2021-11-25 20:00:08,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41266 states, 41195 states have (on average 2.1246753246753247) internal successors, (87526), 41265 states have internal predecessors, (87526), 0 states have call successors, (0), 0 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 20:00:08,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41266 states to 41266 states and 87526 transitions. [2021-11-25 20:00:08,577 INFO L78 Accepts]: Start accepts. Automaton has 41266 states and 87526 transitions. Word has length 38 [2021-11-25 20:00:08,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:00:08,577 INFO L470 AbstractCegarLoop]: Abstraction has 41266 states and 87526 transitions. [2021-11-25 20:00:08,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 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 20:00:08,577 INFO L276 IsEmpty]: Start isEmpty. Operand 41266 states and 87526 transitions. [2021-11-25 20:00:08,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 20:00:08,578 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:00:08,578 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:00:08,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-25 20:00:08,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84b3307-fc64-4252-9a81-25695b5fcd3a/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-11-25 20:00:08,781 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-25 20:00:08,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:00:08,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1541679937, now seen corresponding path program 1 times [2021-11-25 20:00:08,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:00:08,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091435314] [2021-11-25 20:00:08,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:00:08,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:00:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:00:08,997 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 20:00:08,998 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:00:08,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091435314] [2021-11-25 20:00:08,998 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091435314] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:00:08,998 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:00:08,998 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:00:08,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775368652] [2021-11-25 20:00:08,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:00:08,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:00:08,999 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:00:09,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:00:09,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:00:09,000 INFO L87 Difference]: Start difference. First operand 41266 states and 87526 transitions. Second operand has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 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 20:00:09,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:00:09,939 INFO L93 Difference]: Finished difference Result 44003 states and 92994 transitions. [2021-11-25 20:00:09,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:00:09,939 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 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 39 [2021-11-25 20:00:09,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:00:10,028 INFO L225 Difference]: With dead ends: 44003 [2021-11-25 20:00:10,028 INFO L226 Difference]: Without dead ends: 44003 [2021-11-25 20:00:10,028 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 20:00:10,029 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 94 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 769 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:00:10,029 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 87 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 769 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time]