./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread/singleton.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 00:34:33,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 00:34:33,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 00:34:34,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 00:34:34,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 00:34:34,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 00:34:34,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 00:34:34,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 00:34:34,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 00:34:34,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 00:34:34,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 00:34:34,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 00:34:34,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 00:34:34,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 00:34:34,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 00:34:34,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 00:34:34,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 00:34:34,045 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 00:34:34,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 00:34:34,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 00:34:34,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 00:34:34,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 00:34:34,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 00:34:34,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 00:34:34,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 00:34:34,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 00:34:34,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 00:34:34,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 00:34:34,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 00:34:34,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 00:34:34,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 00:34:34,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 00:34:34,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 00:34:34,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 00:34:34,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 00:34:34,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 00:34:34,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 00:34:34,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 00:34:34,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 00:34:34,090 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 00:34:34,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 00:34:34,091 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/config/svcomp-DataRace-32bit-Taipan_Default.epf [2021-11-21 00:34:34,132 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 00:34:34,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 00:34:34,133 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 00:34:34,133 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 00:34:34,142 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 00:34:34,142 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 00:34:34,143 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 00:34:34,143 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 00:34:34,143 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 00:34:34,143 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 00:34:34,145 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 00:34:34,145 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 00:34:34,145 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 00:34:34,146 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 00:34:34,146 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 00:34:34,146 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 00:34:34,146 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 00:34:34,147 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 00:34:34,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 00:34:34,149 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 00:34:34,149 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 00:34:34,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 00:34:34,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 00:34:34,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 00:34:34,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 00:34:34,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 00:34:34,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 00:34:34,152 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-21 00:34:34,153 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 00:34:34,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 00:34:34,153 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 00:34:34,154 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 00:34:34,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 00:34:34,154 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 00:34:34,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:34:34,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 00:34:34,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 00:34:34,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 00:34:34,156 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 00:34:34,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 00:34:34,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 00:34:34,157 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 00:34:34,157 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 00:34:34,157 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_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f [2021-11-21 00:34:34,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 00:34:34,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 00:34:34,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 00:34:34,611 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 00:34:34,611 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 00:34:34,613 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/pthread/singleton.i [2021-11-21 00:34:34,720 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/data/b9c4a731c/d908a656beb242cfba6e45b4c3629716/FLAGaa4134bba [2021-11-21 00:34:35,405 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 00:34:35,406 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/sv-benchmarks/c/pthread/singleton.i [2021-11-21 00:34:35,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/data/b9c4a731c/d908a656beb242cfba6e45b4c3629716/FLAGaa4134bba [2021-11-21 00:34:35,635 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/data/b9c4a731c/d908a656beb242cfba6e45b4c3629716 [2021-11-21 00:34:35,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 00:34:35,641 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 00:34:35,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 00:34:35,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 00:34:35,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 00:34:35,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:34:35" (1/1) ... [2021-11-21 00:34:35,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@751226e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:34:35, skipping insertion in model container [2021-11-21 00:34:35,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:34:35" (1/1) ... [2021-11-21 00:34:35,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 00:34:35,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 00:34:36,055 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-21 00:34:36,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2021-11-21 00:34:36,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:34:36,460 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 00:34:36,496 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-21 00:34:36,518 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2021-11-21 00:34:36,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:34:36,628 INFO L208 MainTranslator]: Completed translation [2021-11-21 00:34:36,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:34:36 WrapperNode [2021-11-21 00:34:36,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 00:34:36,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 00:34:36,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 00:34:36,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 00:34:36,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:34:36" (1/1) ... [2021-11-21 00:34:36,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:34:36" (1/1) ... [2021-11-21 00:34:36,717 INFO L137 Inliner]: procedures = 325, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 44 [2021-11-21 00:34:36,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 00:34:36,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 00:34:36,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 00:34:36,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 00:34:36,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:34:36" (1/1) ... [2021-11-21 00:34:36,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:34:36" (1/1) ... [2021-11-21 00:34:36,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:34:36" (1/1) ... [2021-11-21 00:34:36,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:34:36" (1/1) ... [2021-11-21 00:34:36,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:34:36" (1/1) ... [2021-11-21 00:34:36,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:34:36" (1/1) ... [2021-11-21 00:34:36,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:34:36" (1/1) ... [2021-11-21 00:34:36,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 00:34:36,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 00:34:36,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 00:34:36,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 00:34:36,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:34:36" (1/1) ... [2021-11-21 00:34:36,795 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:34:36,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:34:36,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 00:34:36,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 00:34:36,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-21 00:34:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 00:34:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 00:34:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-21 00:34:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 00:34:36,897 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2021-11-21 00:34:36,898 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2021-11-21 00:34:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-21 00:34:36,898 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-21 00:34:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-21 00:34:36,899 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-21 00:34:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-21 00:34:36,899 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-21 00:34:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 00:34:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 00:34:36,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 00:34:36,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 00:34:36,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 00:34:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 00:34:36,902 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-21 00:34:37,139 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 00:34:37,141 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 00:34:37,495 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 00:34:37,543 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 00:34:37,543 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 00:34:37,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:34:37 BoogieIcfgContainer [2021-11-21 00:34:37,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 00:34:37,550 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 00:34:37,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 00:34:37,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 00:34:37,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 12:34:35" (1/3) ... [2021-11-21 00:34:37,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579a02fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:34:37, skipping insertion in model container [2021-11-21 00:34:37,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:34:36" (2/3) ... [2021-11-21 00:34:37,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579a02fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:34:37, skipping insertion in model container [2021-11-21 00:34:37,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:34:37" (3/3) ... [2021-11-21 00:34:37,569 INFO L111 eAbstractionObserver]: Analyzing ICFG singleton.i [2021-11-21 00:34:37,576 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-21 00:34:37,577 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 00:34:37,577 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2021-11-21 00:34:37,577 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-21 00:34:37,693 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,697 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,697 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,698 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,699 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,700 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,700 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,701 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,702 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,702 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,703 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,703 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,704 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,704 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,704 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,704 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,705 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,705 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,705 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,706 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,706 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,706 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,707 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,707 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,707 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,707 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,708 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,708 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,708 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,709 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,709 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,709 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,709 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,710 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,710 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,710 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,710 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,711 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,711 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,711 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,711 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,712 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,712 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,712 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,712 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,712 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,714 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,714 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,715 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,715 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,715 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,715 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,716 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,716 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,716 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,716 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,717 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,717 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,717 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,717 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,718 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,718 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,718 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,718 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,719 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,719 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,719 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,720 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,720 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,720 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,721 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,721 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,721 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,722 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,722 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,722 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,722 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,723 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,723 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,723 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,723 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,724 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,724 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,724 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,724 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,725 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,725 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,725 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,725 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,726 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,726 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,726 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,727 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,727 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,727 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,727 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,728 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,728 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,728 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,728 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,729 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,729 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,729 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,729 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,730 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,730 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,730 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,730 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,731 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,731 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,731 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,731 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,732 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,732 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,732 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,732 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,733 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,733 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,733 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,733 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,734 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,734 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,734 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,734 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,735 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,735 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,735 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,735 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,736 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,736 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,736 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,736 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,737 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,737 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,737 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,737 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,738 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,738 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,738 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,739 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,739 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,739 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,739 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,740 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,740 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,740 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,741 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,741 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,741 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,741 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,742 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,742 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,742 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,743 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,743 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,743 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,743 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,743 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,744 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,744 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,744 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,744 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,745 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,745 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,745 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,745 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,746 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,746 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,746 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,746 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,747 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,747 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,747 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,747 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,748 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,748 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,748 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,749 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,749 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,749 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,749 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,750 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,750 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,750 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,751 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,751 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,751 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,751 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,751 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,752 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,752 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,752 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,752 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,753 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,753 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,753 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,753 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,754 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,754 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,754 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,754 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,755 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,755 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,755 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,755 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,756 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,756 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,756 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,757 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,757 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,757 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,758 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,758 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,759 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,759 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,759 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,760 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,760 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,760 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,760 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,760 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,761 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,761 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,761 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,761 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,762 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,762 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,762 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,762 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,763 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,763 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,763 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,763 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,764 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,764 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,764 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,764 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,765 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,765 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,765 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,766 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,766 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,766 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,766 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,767 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,767 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,767 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,768 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,768 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,768 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,768 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,769 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,769 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,769 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,769 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,770 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,770 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,770 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,770 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,770 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,771 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,771 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,771 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,771 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,772 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,772 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,772 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,772 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,773 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,773 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,773 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,773 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,774 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,774 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,774 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,774 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,774 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,775 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,775 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,775 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,775 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,776 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,776 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,777 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,777 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,777 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,777 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,777 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,778 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,778 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,778 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,778 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,781 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,781 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,781 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,781 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,782 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,782 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,782 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,782 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,783 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,783 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,783 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,783 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,784 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,784 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,784 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,784 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,784 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,785 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,785 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,786 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,786 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,786 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,786 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,787 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,787 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,787 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,787 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,788 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,788 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,788 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,789 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,789 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,789 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,790 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,790 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,790 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,790 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,791 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,791 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,791 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,791 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,792 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,792 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,793 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,793 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,793 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,793 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,794 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,794 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,794 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,795 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,795 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,795 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,795 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,796 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,796 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,796 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,796 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,797 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,797 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,797 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,798 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,798 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,798 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,798 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,799 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,799 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,799 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,799 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,800 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,800 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,800 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,800 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,801 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,801 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,801 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,802 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,802 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,802 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,802 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,803 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,806 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,807 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,807 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,807 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,808 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,808 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,808 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,808 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,850 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,850 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,851 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,851 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,851 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,851 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,852 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,852 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,852 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,852 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,852 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,853 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,853 WARN L322 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,853 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,853 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,854 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,854 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,854 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,854 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,855 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,855 WARN L322 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,857 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,858 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,858 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,858 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,859 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,860 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,862 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,862 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,864 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,864 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,864 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,864 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,865 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,866 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,866 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,866 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,866 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,880 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,881 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,882 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,882 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,882 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,883 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,883 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,883 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,884 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,884 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,885 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,885 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,886 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,886 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,887 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,887 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,887 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,888 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,889 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,889 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,891 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,891 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-21 00:34:37,936 INFO L148 ThreadInstanceAdder]: Constructed 21 joinOtherThreadTransitions. [2021-11-21 00:34:38,010 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 00:34:38,030 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 [2021-11-21 00:34:38,031 INFO L340 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2021-11-21 00:34:38,067 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-21 00:34:38,089 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 282 places, 272 transitions, 651 flow [2021-11-21 00:34:38,097 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 282 places, 272 transitions, 651 flow [2021-11-21 00:34:38,099 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 282 places, 272 transitions, 651 flow [2021-11-21 00:34:38,184 INFO L129 PetriNetUnfolder]: 6/185 cut-off events. [2021-11-21 00:34:38,185 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-11-21 00:34:38,192 INFO L84 FinitePrefix]: Finished finitePrefix Result has 215 conditions, 185 events. 6/185 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 116 event pairs, 0 based on Foata normal form. 0/162 useless extension candidates. Maximal degree in co-relation 162. Up to 3 conditions per place. [2021-11-21 00:34:38,202 INFO L116 LiptonReduction]: Number of co-enabled transitions 4608 [2021-11-21 00:34:56,689 INFO L131 LiptonReduction]: Checked pairs total: 23400 [2021-11-21 00:34:56,689 INFO L133 LiptonReduction]: Total number of compositions: 168 [2021-11-21 00:34:56,701 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 141 places, 130 transitions, 367 flow [2021-11-21 00:35:01,012 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 53877 states, 53468 states have (on average 4.781158823969477) internal successors, (255639), 53876 states have internal predecessors, (255639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:01,116 INFO L276 IsEmpty]: Start isEmpty. Operand has 53877 states, 53468 states have (on average 4.781158823969477) internal successors, (255639), 53876 states have internal predecessors, (255639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:01,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 00:35:01,123 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:01,124 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-11-21 00:35:01,125 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:01,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:01,132 INFO L85 PathProgramCache]: Analyzing trace with hash 700013855, now seen corresponding path program 1 times [2021-11-21 00:35:01,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:01,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885113248] [2021-11-21 00:35:01,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:01,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:01,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:01,523 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:01,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885113248] [2021-11-21 00:35:01,524 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885113248] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:01,525 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:01,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-21 00:35:01,527 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360451675] [2021-11-21 00:35:01,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:01,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-21 00:35:01,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:01,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-21 00:35:01,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-21 00:35:01,736 INFO L87 Difference]: Start difference. First operand has 53877 states, 53468 states have (on average 4.781158823969477) internal successors, (255639), 53876 states have internal predecessors, (255639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 5.0) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:02,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:02,173 INFO L93 Difference]: Finished difference Result 8795 states and 36024 transitions. [2021-11-21 00:35:02,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-21 00:35:02,176 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 5.0) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2021-11-21 00:35:02,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:02,548 INFO L225 Difference]: With dead ends: 8795 [2021-11-21 00:35:02,564 INFO L226 Difference]: Without dead ends: 8788 [2021-11-21 00:35:02,566 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 [2021-11-21 00:35:02,573 INFO L933 BasicCegarLoop]: 46 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:02,575 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 46 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 00:35:02,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8788 states. [2021-11-21 00:35:03,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8788 to 8788. [2021-11-21 00:35:03,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8788 states, 8777 states have (on average 4.102540731457218) internal successors, (36008), 8787 states have internal predecessors, (36008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:03,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8788 states to 8788 states and 36008 transitions. [2021-11-21 00:35:03,342 INFO L78 Accepts]: Start accepts. Automaton has 8788 states and 36008 transitions. Word has length 5 [2021-11-21 00:35:03,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:03,343 INFO L470 AbstractCegarLoop]: Abstraction has 8788 states and 36008 transitions. [2021-11-21 00:35:03,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 5.0) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:03,343 INFO L276 IsEmpty]: Start isEmpty. Operand 8788 states and 36008 transitions. [2021-11-21 00:35:03,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 00:35:03,344 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:03,345 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:03,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 00:35:03,345 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:03,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:03,346 INFO L85 PathProgramCache]: Analyzing trace with hash -32752786, now seen corresponding path program 1 times [2021-11-21 00:35:03,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:03,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982921506] [2021-11-21 00:35:03,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:03,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:03,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:03,593 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:03,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982921506] [2021-11-21 00:35:03,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982921506] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:03,594 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:03,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:35:03,594 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709539915] [2021-11-21 00:35:03,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:03,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:35:03,597 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:03,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:35:03,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:35:03,599 INFO L87 Difference]: Start difference. First operand 8788 states and 36008 transitions. Second operand has 6 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:04,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:04,995 INFO L93 Difference]: Finished difference Result 13227 states and 52743 transitions. [2021-11-21 00:35:04,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:35:04,996 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-21 00:35:04,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:05,121 INFO L225 Difference]: With dead ends: 13227 [2021-11-21 00:35:05,121 INFO L226 Difference]: Without dead ends: 13203 [2021-11-21 00:35:05,121 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 [2021-11-21 00:35:05,123 INFO L933 BasicCegarLoop]: 90 mSDtfsCounter, 179 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:05,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [179 Valid, 150 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-21 00:35:05,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13203 states. [2021-11-21 00:35:05,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13203 to 12285. [2021-11-21 00:35:05,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12285 states, 12275 states have (on average 4.065580448065173) internal successors, (49905), 12284 states have internal predecessors, (49905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:06,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12285 states to 12285 states and 49905 transitions. [2021-11-21 00:35:06,009 INFO L78 Accepts]: Start accepts. Automaton has 12285 states and 49905 transitions. Word has length 8 [2021-11-21 00:35:06,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:06,010 INFO L470 AbstractCegarLoop]: Abstraction has 12285 states and 49905 transitions. [2021-11-21 00:35:06,010 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:06,010 INFO L276 IsEmpty]: Start isEmpty. Operand 12285 states and 49905 transitions. [2021-11-21 00:35:06,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 00:35:06,011 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:06,011 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:06,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-21 00:35:06,012 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thread0Err0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:06,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:06,012 INFO L85 PathProgramCache]: Analyzing trace with hash 2045517557, now seen corresponding path program 1 times [2021-11-21 00:35:06,013 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:06,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126687810] [2021-11-21 00:35:06,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:06,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:06,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:06,117 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:06,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126687810] [2021-11-21 00:35:06,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126687810] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:06,119 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:06,119 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:35:06,119 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188461251] [2021-11-21 00:35:06,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:06,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 00:35:06,127 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:06,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 00:35:06,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-21 00:35:06,128 INFO L87 Difference]: Start difference. First operand 12285 states and 49905 transitions. Second operand has 5 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:06,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:06,532 INFO L93 Difference]: Finished difference Result 12271 states and 49872 transitions. [2021-11-21 00:35:06,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 00:35:06,533 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-21 00:35:06,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:06,809 INFO L225 Difference]: With dead ends: 12271 [2021-11-21 00:35:06,810 INFO L226 Difference]: Without dead ends: 12271 [2021-11-21 00:35:06,810 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-21 00:35:06,811 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 28 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:06,812 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 58 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-21 00:35:06,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12271 states. [2021-11-21 00:35:07,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12271 to 12271. [2021-11-21 00:35:07,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12271 states, 12262 states have (on average 4.067199478062307) internal successors, (49872), 12270 states have internal predecessors, (49872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:07,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12271 states to 12271 states and 49872 transitions. [2021-11-21 00:35:07,547 INFO L78 Accepts]: Start accepts. Automaton has 12271 states and 49872 transitions. Word has length 8 [2021-11-21 00:35:07,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:07,548 INFO L470 AbstractCegarLoop]: Abstraction has 12271 states and 49872 transitions. [2021-11-21 00:35:07,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:07,548 INFO L276 IsEmpty]: Start isEmpty. Operand 12271 states and 49872 transitions. [2021-11-21 00:35:07,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 00:35:07,552 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:07,553 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:07,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 00:35:07,553 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:07,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:07,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1052033080, now seen corresponding path program 1 times [2021-11-21 00:35:07,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:07,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681920416] [2021-11-21 00:35:07,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:07,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:08,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:08,181 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:08,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681920416] [2021-11-21 00:35:08,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681920416] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:08,181 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:08,181 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:35:08,182 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991289199] [2021-11-21 00:35:08,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:08,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:35:08,182 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:08,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:35:08,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:35:08,183 INFO L87 Difference]: Start difference. First operand 12271 states and 49872 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:10,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:10,275 INFO L93 Difference]: Finished difference Result 17546 states and 68937 transitions. [2021-11-21 00:35:10,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-21 00:35:10,276 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-21 00:35:10,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:10,399 INFO L225 Difference]: With dead ends: 17546 [2021-11-21 00:35:10,399 INFO L226 Difference]: Without dead ends: 17535 [2021-11-21 00:35:10,400 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-11-21 00:35:10,401 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 548 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 934 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:10,401 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [548 Valid, 216 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 934 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-21 00:35:10,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17535 states. [2021-11-21 00:35:11,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17535 to 13320. [2021-11-21 00:35:11,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13320 states, 13311 states have (on average 4.086920591991586) internal successors, (54401), 13319 states have internal predecessors, (54401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:11,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13320 states to 13320 states and 54401 transitions. [2021-11-21 00:35:11,095 INFO L78 Accepts]: Start accepts. Automaton has 13320 states and 54401 transitions. Word has length 22 [2021-11-21 00:35:11,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:11,095 INFO L470 AbstractCegarLoop]: Abstraction has 13320 states and 54401 transitions. [2021-11-21 00:35:11,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:11,096 INFO L276 IsEmpty]: Start isEmpty. Operand 13320 states and 54401 transitions. [2021-11-21 00:35:11,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 00:35:11,100 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:11,100 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:11,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-21 00:35:11,100 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:11,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:11,101 INFO L85 PathProgramCache]: Analyzing trace with hash 269699828, now seen corresponding path program 2 times [2021-11-21 00:35:11,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:11,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127348359] [2021-11-21 00:35:11,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:11,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:11,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:11,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:11,578 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:11,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127348359] [2021-11-21 00:35:11,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127348359] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:11,578 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:11,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:35:11,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558518835] [2021-11-21 00:35:11,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:11,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:35:11,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:11,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:35:11,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:35:11,580 INFO L87 Difference]: Start difference. First operand 13320 states and 54401 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:14,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:14,335 INFO L93 Difference]: Finished difference Result 19719 states and 78159 transitions. [2021-11-21 00:35:14,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-21 00:35:14,336 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-21 00:35:14,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:14,485 INFO L225 Difference]: With dead ends: 19719 [2021-11-21 00:35:14,485 INFO L226 Difference]: Without dead ends: 19713 [2021-11-21 00:35:14,485 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2021-11-21 00:35:14,487 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 481 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 1515 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 1794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 1515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:14,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [481 Valid, 327 Invalid, 1794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 1515 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-21 00:35:14,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19713 states. [2021-11-21 00:35:15,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19713 to 14411. [2021-11-21 00:35:15,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14411 states, 14402 states have (on average 4.098319677822524) internal successors, (59024), 14410 states have internal predecessors, (59024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:15,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14411 states to 14411 states and 59024 transitions. [2021-11-21 00:35:15,309 INFO L78 Accepts]: Start accepts. Automaton has 14411 states and 59024 transitions. Word has length 22 [2021-11-21 00:35:15,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:15,309 INFO L470 AbstractCegarLoop]: Abstraction has 14411 states and 59024 transitions. [2021-11-21 00:35:15,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:15,309 INFO L276 IsEmpty]: Start isEmpty. Operand 14411 states and 59024 transitions. [2021-11-21 00:35:15,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 00:35:15,311 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:15,311 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:15,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-21 00:35:15,311 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:15,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:15,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1506709252, now seen corresponding path program 3 times [2021-11-21 00:35:15,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:15,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343604609] [2021-11-21 00:35:15,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:15,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:15,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:15,704 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:15,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343604609] [2021-11-21 00:35:15,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343604609] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:15,704 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:15,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:35:15,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571485223] [2021-11-21 00:35:15,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:15,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:35:15,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:15,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:35:15,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:35:15,706 INFO L87 Difference]: Start difference. First operand 14411 states and 59024 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:18,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:18,932 INFO L93 Difference]: Finished difference Result 21653 states and 87134 transitions. [2021-11-21 00:35:18,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-21 00:35:18,932 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-21 00:35:18,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:19,036 INFO L225 Difference]: With dead ends: 21653 [2021-11-21 00:35:19,036 INFO L226 Difference]: Without dead ends: 21647 [2021-11-21 00:35:19,037 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2021-11-21 00:35:19,038 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 423 mSDsluCounter, 974 mSDsCounter, 0 mSdLazyCounter, 2127 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 423 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 2360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 2127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:19,038 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [423 Valid, 453 Invalid, 2360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 2127 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2021-11-21 00:35:19,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21647 states. [2021-11-21 00:35:19,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21647 to 14418. [2021-11-21 00:35:19,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14418 states, 14409 states have (on average 4.097647303768478) internal successors, (59043), 14417 states have internal predecessors, (59043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:19,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14418 states to 14418 states and 59043 transitions. [2021-11-21 00:35:19,929 INFO L78 Accepts]: Start accepts. Automaton has 14418 states and 59043 transitions. Word has length 22 [2021-11-21 00:35:19,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:19,929 INFO L470 AbstractCegarLoop]: Abstraction has 14418 states and 59043 transitions. [2021-11-21 00:35:19,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:19,930 INFO L276 IsEmpty]: Start isEmpty. Operand 14418 states and 59043 transitions. [2021-11-21 00:35:19,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 00:35:19,931 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:19,931 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:19,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-21 00:35:19,931 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:19,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:19,932 INFO L85 PathProgramCache]: Analyzing trace with hash 309833568, now seen corresponding path program 4 times [2021-11-21 00:35:19,932 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:19,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640159318] [2021-11-21 00:35:19,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:19,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:20,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:20,437 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:20,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640159318] [2021-11-21 00:35:20,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640159318] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:20,438 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:20,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:35:20,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082127084] [2021-11-21 00:35:20,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:20,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:35:20,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:20,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:35:20,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:35:20,440 INFO L87 Difference]: Start difference. First operand 14418 states and 59043 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:22,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:22,919 INFO L93 Difference]: Finished difference Result 21902 states and 87399 transitions. [2021-11-21 00:35:22,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-21 00:35:22,919 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-21 00:35:22,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:23,019 INFO L225 Difference]: With dead ends: 21902 [2021-11-21 00:35:23,019 INFO L226 Difference]: Without dead ends: 21896 [2021-11-21 00:35:23,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2021-11-21 00:35:23,021 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 463 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 1302 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 463 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 1576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1302 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:23,021 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [463 Valid, 292 Invalid, 1576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1302 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-21 00:35:23,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21896 states. [2021-11-21 00:35:23,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21896 to 15502. [2021-11-21 00:35:23,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15502 states, 15493 states have (on average 4.108436067901633) internal successors, (63652), 15501 states have internal predecessors, (63652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15502 states to 15502 states and 63652 transitions. [2021-11-21 00:35:24,057 INFO L78 Accepts]: Start accepts. Automaton has 15502 states and 63652 transitions. Word has length 22 [2021-11-21 00:35:24,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:24,057 INFO L470 AbstractCegarLoop]: Abstraction has 15502 states and 63652 transitions. [2021-11-21 00:35:24,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:24,058 INFO L276 IsEmpty]: Start isEmpty. Operand 15502 states and 63652 transitions. [2021-11-21 00:35:24,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 00:35:24,059 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:24,059 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:24,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-21 00:35:24,060 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:24,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:24,060 INFO L85 PathProgramCache]: Analyzing trace with hash 714096270, now seen corresponding path program 5 times [2021-11-21 00:35:24,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:24,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230023587] [2021-11-21 00:35:24,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:24,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:24,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:24,569 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:24,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230023587] [2021-11-21 00:35:24,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230023587] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:24,569 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:24,569 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:35:24,569 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847557342] [2021-11-21 00:35:24,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:24,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:35:24,570 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:24,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:35:24,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:35:24,571 INFO L87 Difference]: Start difference. First operand 15502 states and 63652 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:27,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:27,602 INFO L93 Difference]: Finished difference Result 22920 states and 92680 transitions. [2021-11-21 00:35:27,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-21 00:35:27,603 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-21 00:35:27,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:27,724 INFO L225 Difference]: With dead ends: 22920 [2021-11-21 00:35:27,725 INFO L226 Difference]: Without dead ends: 22914 [2021-11-21 00:35:27,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:35:27,733 INFO L933 BasicCegarLoop]: 80 mSDtfsCounter, 399 mSDsluCounter, 873 mSDsCounter, 0 mSdLazyCounter, 1920 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 399 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 2128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 1920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:27,733 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [399 Valid, 400 Invalid, 2128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1920 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2021-11-21 00:35:27,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22914 states. [2021-11-21 00:35:28,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22914 to 15516. [2021-11-21 00:35:28,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15516 states, 15507 states have (on average 4.107177403753144) internal successors, (63690), 15515 states have internal predecessors, (63690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:28,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15516 states to 15516 states and 63690 transitions. [2021-11-21 00:35:28,314 INFO L78 Accepts]: Start accepts. Automaton has 15516 states and 63690 transitions. Word has length 22 [2021-11-21 00:35:28,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:28,315 INFO L470 AbstractCegarLoop]: Abstraction has 15516 states and 63690 transitions. [2021-11-21 00:35:28,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:28,315 INFO L276 IsEmpty]: Start isEmpty. Operand 15516 states and 63690 transitions. [2021-11-21 00:35:28,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 00:35:28,317 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:28,318 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:28,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-21 00:35:28,318 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:28,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:28,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1764328206, now seen corresponding path program 6 times [2021-11-21 00:35:28,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:28,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812924431] [2021-11-21 00:35:28,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:28,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:28,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:28,820 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:28,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812924431] [2021-11-21 00:35:28,820 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812924431] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:28,820 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:28,820 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:35:28,821 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063899853] [2021-11-21 00:35:28,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:28,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:35:28,821 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:28,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:35:28,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:35:28,822 INFO L87 Difference]: Start difference. First operand 15516 states and 63690 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:31,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:31,488 INFO L93 Difference]: Finished difference Result 25096 states and 101901 transitions. [2021-11-21 00:35:31,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-21 00:35:31,488 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-21 00:35:31,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:31,602 INFO L225 Difference]: With dead ends: 25096 [2021-11-21 00:35:31,602 INFO L226 Difference]: Without dead ends: 25090 [2021-11-21 00:35:31,602 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:35:31,603 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 453 mSDsluCounter, 714 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 453 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 1904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:31,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [453 Valid, 356 Invalid, 1904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-21 00:35:31,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25090 states. [2021-11-21 00:35:32,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25090 to 15509. [2021-11-21 00:35:32,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15509 states, 15500 states have (on average 4.107806451612904) internal successors, (63671), 15508 states have internal predecessors, (63671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:32,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15509 states to 15509 states and 63671 transitions. [2021-11-21 00:35:32,544 INFO L78 Accepts]: Start accepts. Automaton has 15509 states and 63671 transitions. Word has length 22 [2021-11-21 00:35:32,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:32,544 INFO L470 AbstractCegarLoop]: Abstraction has 15509 states and 63671 transitions. [2021-11-21 00:35:32,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:32,545 INFO L276 IsEmpty]: Start isEmpty. Operand 15509 states and 63671 transitions. [2021-11-21 00:35:32,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 00:35:32,547 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:32,547 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:32,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-21 00:35:32,547 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:32,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:32,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1210760686, now seen corresponding path program 7 times [2021-11-21 00:35:32,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:32,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727580235] [2021-11-21 00:35:32,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:32,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:33,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:33,050 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:33,050 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727580235] [2021-11-21 00:35:33,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727580235] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:33,050 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:33,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:35:33,051 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722002543] [2021-11-21 00:35:33,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:33,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:35:33,051 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:33,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:35:33,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:35:33,052 INFO L87 Difference]: Start difference. First operand 15509 states and 63671 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:35,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:35,782 INFO L93 Difference]: Finished difference Result 24085 states and 96644 transitions. [2021-11-21 00:35:35,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-21 00:35:35,783 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-21 00:35:35,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:35,910 INFO L225 Difference]: With dead ends: 24085 [2021-11-21 00:35:35,910 INFO L226 Difference]: Without dead ends: 24079 [2021-11-21 00:35:35,912 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:35:35,913 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 465 mSDsluCounter, 813 mSDsCounter, 0 mSdLazyCounter, 1843 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 2112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:35,914 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [465 Valid, 396 Invalid, 2112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 1843 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-21 00:35:35,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24079 states. [2021-11-21 00:35:36,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24079 to 16593. [2021-11-21 00:35:36,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16593 states, 16584 states have (on average 4.117221418234442) internal successors, (68280), 16592 states have internal predecessors, (68280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:36,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16593 states to 16593 states and 68280 transitions. [2021-11-21 00:35:36,464 INFO L78 Accepts]: Start accepts. Automaton has 16593 states and 68280 transitions. Word has length 22 [2021-11-21 00:35:36,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:36,464 INFO L470 AbstractCegarLoop]: Abstraction has 16593 states and 68280 transitions. [2021-11-21 00:35:36,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:36,465 INFO L276 IsEmpty]: Start isEmpty. Operand 16593 states and 68280 transitions. [2021-11-21 00:35:36,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 00:35:36,466 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:36,467 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:36,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-21 00:35:36,467 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:36,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:36,468 INFO L85 PathProgramCache]: Analyzing trace with hash 656232700, now seen corresponding path program 8 times [2021-11-21 00:35:36,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:36,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551631390] [2021-11-21 00:35:36,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:36,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:36,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:36,910 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:36,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551631390] [2021-11-21 00:35:36,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551631390] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:36,910 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:36,910 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:35:36,910 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453494558] [2021-11-21 00:35:36,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:36,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:35:36,911 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:36,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:35:36,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:35:36,911 INFO L87 Difference]: Start difference. First operand 16593 states and 68280 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:38,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:38,851 INFO L93 Difference]: Finished difference Result 21907 states and 88503 transitions. [2021-11-21 00:35:38,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 00:35:38,852 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-21 00:35:38,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:38,936 INFO L225 Difference]: With dead ends: 21907 [2021-11-21 00:35:38,936 INFO L226 Difference]: Without dead ends: 21901 [2021-11-21 00:35:38,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:35:38,937 INFO L933 BasicCegarLoop]: 82 mSDtfsCounter, 454 mSDsluCounter, 513 mSDsCounter, 0 mSdLazyCounter, 1297 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 454 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 1499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:38,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [454 Valid, 275 Invalid, 1499 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [202 Valid, 1297 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-21 00:35:38,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21901 states. [2021-11-21 00:35:39,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21901 to 16586. [2021-11-21 00:35:39,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16586 states, 16577 states have (on average 4.117813838450866) internal successors, (68261), 16585 states have internal predecessors, (68261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:39,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16586 states to 16586 states and 68261 transitions. [2021-11-21 00:35:39,757 INFO L78 Accepts]: Start accepts. Automaton has 16586 states and 68261 transitions. Word has length 22 [2021-11-21 00:35:39,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:39,758 INFO L470 AbstractCegarLoop]: Abstraction has 16586 states and 68261 transitions. [2021-11-21 00:35:39,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:39,758 INFO L276 IsEmpty]: Start isEmpty. Operand 16586 states and 68261 transitions. [2021-11-21 00:35:39,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 00:35:39,760 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:39,760 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:39,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-21 00:35:39,761 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:39,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:39,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1822191776, now seen corresponding path program 9 times [2021-11-21 00:35:39,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:39,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792646859] [2021-11-21 00:35:39,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:39,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:40,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:40,181 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:40,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792646859] [2021-11-21 00:35:40,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792646859] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:40,181 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:40,181 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:35:40,181 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46311416] [2021-11-21 00:35:40,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:40,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:35:40,182 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:40,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:35:40,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:35:40,182 INFO L87 Difference]: Start difference. First operand 16586 states and 68261 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:41,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:41,836 INFO L93 Difference]: Finished difference Result 24083 states and 97724 transitions. [2021-11-21 00:35:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 00:35:41,836 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-21 00:35:41,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:41,925 INFO L225 Difference]: With dead ends: 24083 [2021-11-21 00:35:41,925 INFO L226 Difference]: Without dead ends: 24077 [2021-11-21 00:35:41,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:35:41,926 INFO L933 BasicCegarLoop]: 83 mSDtfsCounter, 447 mSDsluCounter, 522 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 447 SdHoareTripleChecker+Valid, 280 SdHoareTripleChecker+Invalid, 1536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:41,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [447 Valid, 280 Invalid, 1536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-21 00:35:41,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24077 states. [2021-11-21 00:35:42,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24077 to 16579. [2021-11-21 00:35:42,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16579 states, 16570 states have (on average 4.1184067592033795) internal successors, (68242), 16578 states have internal predecessors, (68242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:42,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16579 states to 16579 states and 68242 transitions. [2021-11-21 00:35:42,775 INFO L78 Accepts]: Start accepts. Automaton has 16579 states and 68242 transitions. Word has length 22 [2021-11-21 00:35:42,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:42,775 INFO L470 AbstractCegarLoop]: Abstraction has 16579 states and 68242 transitions. [2021-11-21 00:35:42,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:42,775 INFO L276 IsEmpty]: Start isEmpty. Operand 16579 states and 68242 transitions. [2021-11-21 00:35:42,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 00:35:42,777 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:42,777 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:42,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-21 00:35:42,778 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:42,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:42,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1032867274, now seen corresponding path program 10 times [2021-11-21 00:35:42,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:42,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698988497] [2021-11-21 00:35:42,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:42,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:43,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:43,173 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:43,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698988497] [2021-11-21 00:35:43,173 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698988497] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:43,173 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:43,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:35:43,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988497636] [2021-11-21 00:35:43,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:43,174 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:35:43,174 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:43,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:35:43,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:35:43,175 INFO L87 Difference]: Start difference. First operand 16579 states and 68242 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:45,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:45,243 INFO L93 Difference]: Finished difference Result 26259 states and 106950 transitions. [2021-11-21 00:35:45,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 00:35:45,244 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-21 00:35:45,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:45,369 INFO L225 Difference]: With dead ends: 26259 [2021-11-21 00:35:45,370 INFO L226 Difference]: Without dead ends: 26253 [2021-11-21 00:35:45,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:35:45,371 INFO L933 BasicCegarLoop]: 84 mSDtfsCounter, 416 mSDsluCounter, 715 mSDsCounter, 0 mSdLazyCounter, 1695 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 416 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 1871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:45,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [416 Valid, 355 Invalid, 1871 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1695 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-21 00:35:45,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26253 states. [2021-11-21 00:35:46,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26253 to 16572. [2021-11-21 00:35:46,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16572 states, 16563 states have (on average 4.119000181126608) internal successors, (68223), 16571 states have internal predecessors, (68223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:46,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16572 states to 16572 states and 68223 transitions. [2021-11-21 00:35:46,374 INFO L78 Accepts]: Start accepts. Automaton has 16572 states and 68223 transitions. Word has length 22 [2021-11-21 00:35:46,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:46,374 INFO L470 AbstractCegarLoop]: Abstraction has 16572 states and 68223 transitions. [2021-11-21 00:35:46,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:46,374 INFO L276 IsEmpty]: Start isEmpty. Operand 16572 states and 68223 transitions. [2021-11-21 00:35:46,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 00:35:46,376 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:46,376 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:46,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-21 00:35:46,377 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:46,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:46,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1685590568, now seen corresponding path program 11 times [2021-11-21 00:35:46,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:46,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574552821] [2021-11-21 00:35:46,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:46,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:46,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:46,807 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:46,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574552821] [2021-11-21 00:35:46,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574552821] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:46,808 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:46,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 00:35:46,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670644345] [2021-11-21 00:35:46,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:46,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 00:35:46,809 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:46,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 00:35:46,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-11-21 00:35:46,809 INFO L87 Difference]: Start difference. First operand 16572 states and 68223 transitions. Second operand has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:48,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:48,044 INFO L93 Difference]: Finished difference Result 15696 states and 64587 transitions. [2021-11-21 00:35:48,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 00:35:48,045 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-21 00:35:48,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:48,441 INFO L225 Difference]: With dead ends: 15696 [2021-11-21 00:35:48,441 INFO L226 Difference]: Without dead ends: 15688 [2021-11-21 00:35:48,442 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:35:48,442 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 444 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 841 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 444 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 841 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:48,444 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [444 Valid, 181 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 841 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-21 00:35:48,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15688 states. [2021-11-21 00:35:48,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15688 to 7753. [2021-11-21 00:35:48,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7753 states, 7748 states have (on average 4.065565307176046) internal successors, (31500), 7752 states have internal predecessors, (31500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:48,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7753 states to 7753 states and 31500 transitions. [2021-11-21 00:35:48,717 INFO L78 Accepts]: Start accepts. Automaton has 7753 states and 31500 transitions. Word has length 22 [2021-11-21 00:35:48,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:48,718 INFO L470 AbstractCegarLoop]: Abstraction has 7753 states and 31500 transitions. [2021-11-21 00:35:48,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:48,718 INFO L276 IsEmpty]: Start isEmpty. Operand 7753 states and 31500 transitions. [2021-11-21 00:35:48,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 00:35:48,725 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:48,725 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:48,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-21 00:35:48,726 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting thread0Err1ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:48,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:48,727 INFO L85 PathProgramCache]: Analyzing trace with hash -785207745, now seen corresponding path program 1 times [2021-11-21 00:35:48,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:48,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930493058] [2021-11-21 00:35:48,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:48,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:48,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:48,831 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:48,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930493058] [2021-11-21 00:35:48,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930493058] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:48,831 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:48,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:35:48,831 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981305095] [2021-11-21 00:35:48,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:48,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:35:48,832 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:48,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:35:48,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:35:48,833 INFO L87 Difference]: Start difference. First operand 7753 states and 31500 transitions. Second operand has 6 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:49,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:49,351 INFO L93 Difference]: Finished difference Result 12455 states and 49231 transitions. [2021-11-21 00:35:49,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:35:49,352 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-21 00:35:49,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:49,394 INFO L225 Difference]: With dead ends: 12455 [2021-11-21 00:35:49,394 INFO L226 Difference]: Without dead ends: 12455 [2021-11-21 00:35:49,395 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 [2021-11-21 00:35:49,395 INFO L933 BasicCegarLoop]: 40 mSDtfsCounter, 68 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:49,396 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 92 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-21 00:35:49,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12455 states. [2021-11-21 00:35:49,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12455 to 9473. [2021-11-21 00:35:49,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9473 states, 9468 states have (on average 4.066751161808196) internal successors, (38504), 9472 states have internal predecessors, (38504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:49,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9473 states to 9473 states and 38504 transitions. [2021-11-21 00:35:49,675 INFO L78 Accepts]: Start accepts. Automaton has 9473 states and 38504 transitions. Word has length 26 [2021-11-21 00:35:49,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:49,676 INFO L470 AbstractCegarLoop]: Abstraction has 9473 states and 38504 transitions. [2021-11-21 00:35:49,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.2) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:49,676 INFO L276 IsEmpty]: Start isEmpty. Operand 9473 states and 38504 transitions. [2021-11-21 00:35:49,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 00:35:49,685 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:49,686 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:49,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-21 00:35:49,686 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting thread0Err1ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:49,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:49,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1220347816, now seen corresponding path program 1 times [2021-11-21 00:35:49,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:49,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980049676] [2021-11-21 00:35:49,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:49,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:49,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:49,852 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:49,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980049676] [2021-11-21 00:35:49,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980049676] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:49,855 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:49,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:35:49,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040380983] [2021-11-21 00:35:49,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:49,857 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:35:49,857 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:49,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:35:49,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:35:49,858 INFO L87 Difference]: Start difference. First operand 9473 states and 38504 transitions. Second operand has 9 states, 8 states have (on average 3.5) internal successors, (28), 9 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:50,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:50,506 INFO L93 Difference]: Finished difference Result 9018 states and 36592 transitions. [2021-11-21 00:35:50,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:35:50,507 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 3.5) internal successors, (28), 9 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-11-21 00:35:50,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:50,534 INFO L225 Difference]: With dead ends: 9018 [2021-11-21 00:35:50,534 INFO L226 Difference]: Without dead ends: 9018 [2021-11-21 00:35:50,535 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-11-21 00:35:50,535 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 210 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:50,536 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [210 Valid, 104 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-21 00:35:50,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9018 states. [2021-11-21 00:35:50,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9018 to 7186. [2021-11-21 00:35:50,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7186 states, 7182 states have (on average 4.0284043441938175) internal successors, (28932), 7185 states have internal predecessors, (28932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:50,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7186 states to 7186 states and 28932 transitions. [2021-11-21 00:35:50,747 INFO L78 Accepts]: Start accepts. Automaton has 7186 states and 28932 transitions. Word has length 28 [2021-11-21 00:35:50,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:50,747 INFO L470 AbstractCegarLoop]: Abstraction has 7186 states and 28932 transitions. [2021-11-21 00:35:50,748 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 3.5) internal successors, (28), 9 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:50,748 INFO L276 IsEmpty]: Start isEmpty. Operand 7186 states and 28932 transitions. [2021-11-21 00:35:50,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 00:35:50,766 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:50,766 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:50,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-21 00:35:50,766 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting thread0Err2ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:50,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:50,767 INFO L85 PathProgramCache]: Analyzing trace with hash -98414679, now seen corresponding path program 1 times [2021-11-21 00:35:50,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:50,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781314605] [2021-11-21 00:35:50,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:50,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:50,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:50,866 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:50,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781314605] [2021-11-21 00:35:50,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781314605] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:50,866 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:50,866 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:35:50,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685505811] [2021-11-21 00:35:50,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:50,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:35:50,867 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:50,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:35:50,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:35:50,867 INFO L87 Difference]: Start difference. First operand 7186 states and 28932 transitions. Second operand has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:51,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:51,170 INFO L93 Difference]: Finished difference Result 8609 states and 33305 transitions. [2021-11-21 00:35:51,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:35:51,171 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-21 00:35:51,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:51,197 INFO L225 Difference]: With dead ends: 8609 [2021-11-21 00:35:51,197 INFO L226 Difference]: Without dead ends: 8609 [2021-11-21 00:35:51,198 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 [2021-11-21 00:35:51,198 INFO L933 BasicCegarLoop]: 41 mSDtfsCounter, 68 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:51,199 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 72 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-21 00:35:51,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8609 states. [2021-11-21 00:35:51,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8609 to 7674. [2021-11-21 00:35:51,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7674 states, 7670 states have (on average 3.978096479791395) internal successors, (30512), 7673 states have internal predecessors, (30512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:51,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7674 states to 7674 states and 30512 transitions. [2021-11-21 00:35:51,406 INFO L78 Accepts]: Start accepts. Automaton has 7674 states and 30512 transitions. Word has length 36 [2021-11-21 00:35:51,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:51,406 INFO L470 AbstractCegarLoop]: Abstraction has 7674 states and 30512 transitions. [2021-11-21 00:35:51,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:51,406 INFO L276 IsEmpty]: Start isEmpty. Operand 7674 states and 30512 transitions. [2021-11-21 00:35:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 00:35:51,426 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:51,426 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:51,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-21 00:35:51,427 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting thread0Err2ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:51,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:51,427 INFO L85 PathProgramCache]: Analyzing trace with hash -505978528, now seen corresponding path program 1 times [2021-11-21 00:35:51,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:51,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477364711] [2021-11-21 00:35:51,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:51,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:51,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:51,590 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:51,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477364711] [2021-11-21 00:35:51,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477364711] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:51,590 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:51,590 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:35:51,591 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021946962] [2021-11-21 00:35:51,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:51,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:35:51,591 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:51,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:35:51,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:35:51,592 INFO L87 Difference]: Start difference. First operand 7674 states and 30512 transitions. Second operand has 9 states, 8 states have (on average 4.75) internal successors, (38), 9 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:51,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:51,971 INFO L93 Difference]: Finished difference Result 7541 states and 30052 transitions. [2021-11-21 00:35:51,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:35:51,972 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 4.75) internal successors, (38), 9 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-21 00:35:51,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:51,996 INFO L225 Difference]: With dead ends: 7541 [2021-11-21 00:35:51,996 INFO L226 Difference]: Without dead ends: 7541 [2021-11-21 00:35:51,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-21 00:35:51,997 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 161 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:51,998 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [161 Valid, 91 Invalid, 284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 00:35:52,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7541 states. [2021-11-21 00:35:52,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7541 to 6997. [2021-11-21 00:35:52,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6997 states, 6994 states have (on average 4.032027452101802) internal successors, (28200), 6996 states have internal predecessors, (28200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:52,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6997 states to 6997 states and 28200 transitions. [2021-11-21 00:35:52,263 INFO L78 Accepts]: Start accepts. Automaton has 6997 states and 28200 transitions. Word has length 38 [2021-11-21 00:35:52,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:52,263 INFO L470 AbstractCegarLoop]: Abstraction has 6997 states and 28200 transitions. [2021-11-21 00:35:52,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 4.75) internal successors, (38), 9 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:52,264 INFO L276 IsEmpty]: Start isEmpty. Operand 6997 states and 28200 transitions. [2021-11-21 00:35:52,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 00:35:52,281 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:52,282 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:52,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-21 00:35:52,282 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting thread0Err3ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:52,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:52,282 INFO L85 PathProgramCache]: Analyzing trace with hash -758745043, now seen corresponding path program 1 times [2021-11-21 00:35:52,283 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:52,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140806248] [2021-11-21 00:35:52,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:52,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:52,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:52,403 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:52,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140806248] [2021-11-21 00:35:52,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140806248] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:52,403 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:52,404 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:35:52,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33610039] [2021-11-21 00:35:52,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:52,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:35:52,405 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:52,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:35:52,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:35:52,405 INFO L87 Difference]: Start difference. First operand 6997 states and 28200 transitions. Second operand has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:52,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:52,694 INFO L93 Difference]: Finished difference Result 7367 states and 29089 transitions. [2021-11-21 00:35:52,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:35:52,694 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-11-21 00:35:52,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:52,715 INFO L225 Difference]: With dead ends: 7367 [2021-11-21 00:35:52,715 INFO L226 Difference]: Without dead ends: 7367 [2021-11-21 00:35:52,715 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 [2021-11-21 00:35:52,716 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 26 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:52,716 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 74 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 246 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 00:35:52,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2021-11-21 00:35:52,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 7121. [2021-11-21 00:35:52,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7121 states, 7118 states have (on average 4.002247822422029) internal successors, (28488), 7120 states have internal predecessors, (28488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:52,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7121 states to 7121 states and 28488 transitions. [2021-11-21 00:35:52,908 INFO L78 Accepts]: Start accepts. Automaton has 7121 states and 28488 transitions. Word has length 46 [2021-11-21 00:35:52,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:52,909 INFO L470 AbstractCegarLoop]: Abstraction has 7121 states and 28488 transitions. [2021-11-21 00:35:52,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 7121 states and 28488 transitions. [2021-11-21 00:35:52,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 00:35:52,926 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:52,926 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:52,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-21 00:35:52,926 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting thread0Err3ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:52,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:52,927 INFO L85 PathProgramCache]: Analyzing trace with hash 911346522, now seen corresponding path program 1 times [2021-11-21 00:35:52,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:52,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190892479] [2021-11-21 00:35:52,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:52,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:53,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:53,136 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:53,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190892479] [2021-11-21 00:35:53,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190892479] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:53,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:53,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:35:53,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320801009] [2021-11-21 00:35:53,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:53,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:35:53,137 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:53,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:35:53,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:35:53,138 INFO L87 Difference]: Start difference. First operand 7121 states and 28488 transitions. Second operand has 9 states, 8 states have (on average 6.0) internal successors, (48), 9 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:53,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:53,587 INFO L93 Difference]: Finished difference Result 7086 states and 28392 transitions. [2021-11-21 00:35:53,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:35:53,588 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 6.0) internal successors, (48), 9 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-21 00:35:53,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:53,610 INFO L225 Difference]: With dead ends: 7086 [2021-11-21 00:35:53,610 INFO L226 Difference]: Without dead ends: 7086 [2021-11-21 00:35:53,611 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-21 00:35:53,611 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 124 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:53,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 110 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-21 00:35:53,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7086 states. [2021-11-21 00:35:53,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7086 to 6934. [2021-11-21 00:35:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6934 states, 6932 states have (on average 4.03866128101558) internal successors, (27996), 6933 states have internal predecessors, (27996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:53,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6934 states to 6934 states and 27996 transitions. [2021-11-21 00:35:53,931 INFO L78 Accepts]: Start accepts. Automaton has 6934 states and 27996 transitions. Word has length 48 [2021-11-21 00:35:53,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:53,931 INFO L470 AbstractCegarLoop]: Abstraction has 6934 states and 27996 transitions. [2021-11-21 00:35:53,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.0) internal successors, (48), 9 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:53,931 INFO L276 IsEmpty]: Start isEmpty. Operand 6934 states and 27996 transitions. [2021-11-21 00:35:53,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 00:35:53,950 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:53,950 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:53,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-21 00:35:53,950 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting thread0Err4ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:53,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:53,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1373764604, now seen corresponding path program 1 times [2021-11-21 00:35:53,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:53,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779893111] [2021-11-21 00:35:53,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:53,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:53,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:54,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:54,066 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:54,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779893111] [2021-11-21 00:35:54,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779893111] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:54,066 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:54,067 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 00:35:54,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787306326] [2021-11-21 00:35:54,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:54,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:35:54,068 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:54,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:35:54,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:35:54,068 INFO L87 Difference]: Start difference. First operand 6934 states and 27996 transitions. Second operand has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:54,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:54,320 INFO L93 Difference]: Finished difference Result 6969 states and 28043 transitions. [2021-11-21 00:35:54,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:35:54,320 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-11-21 00:35:54,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:54,348 INFO L225 Difference]: With dead ends: 6969 [2021-11-21 00:35:54,348 INFO L226 Difference]: Without dead ends: 6235 [2021-11-21 00:35:54,348 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 [2021-11-21 00:35:54,350 INFO L933 BasicCegarLoop]: 43 mSDtfsCounter, 28 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:54,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 57 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 00:35:54,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6235 states. [2021-11-21 00:35:54,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6235 to 6226. [2021-11-21 00:35:54,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6226 states, 6224 states have (on average 3.9969473007712084) internal successors, (24877), 6225 states have internal predecessors, (24877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:54,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6226 states to 6226 states and 24877 transitions. [2021-11-21 00:35:54,583 INFO L78 Accepts]: Start accepts. Automaton has 6226 states and 24877 transitions. Word has length 56 [2021-11-21 00:35:54,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:54,585 INFO L470 AbstractCegarLoop]: Abstraction has 6226 states and 24877 transitions. [2021-11-21 00:35:54,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:54,586 INFO L276 IsEmpty]: Start isEmpty. Operand 6226 states and 24877 transitions. [2021-11-21 00:35:54,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 00:35:54,608 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:54,608 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:54,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-21 00:35:54,611 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting thread0Err4ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:54,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:54,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1154005717, now seen corresponding path program 1 times [2021-11-21 00:35:54,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:54,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232277771] [2021-11-21 00:35:54,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:54,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:54,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:54,840 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:54,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232277771] [2021-11-21 00:35:54,840 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232277771] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:54,840 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:54,840 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 00:35:54,840 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522066820] [2021-11-21 00:35:54,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:54,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 00:35:54,841 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:54,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 00:35:54,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:35:54,842 INFO L87 Difference]: Start difference. First operand 6226 states and 24877 transitions. Second operand has 9 states, 8 states have (on average 7.25) internal successors, (58), 9 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:55,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:55,246 INFO L93 Difference]: Finished difference Result 6219 states and 24861 transitions. [2021-11-21 00:35:55,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 00:35:55,246 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 7.25) internal successors, (58), 9 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-11-21 00:35:55,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:55,262 INFO L225 Difference]: With dead ends: 6219 [2021-11-21 00:35:55,262 INFO L226 Difference]: Without dead ends: 4833 [2021-11-21 00:35:55,263 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-21 00:35:55,264 INFO L933 BasicCegarLoop]: 54 mSDtfsCounter, 110 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 290 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:55,264 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [110 Valid, 110 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-21 00:35:55,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4833 states. [2021-11-21 00:35:55,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4833 to 4821. [2021-11-21 00:35:55,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4821 states, 4820 states have (on average 4.001659751037344) internal successors, (19288), 4820 states have internal predecessors, (19288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:55,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4821 states to 4821 states and 19288 transitions. [2021-11-21 00:35:55,385 INFO L78 Accepts]: Start accepts. Automaton has 4821 states and 19288 transitions. Word has length 58 [2021-11-21 00:35:55,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:55,386 INFO L470 AbstractCegarLoop]: Abstraction has 4821 states and 19288 transitions. [2021-11-21 00:35:55,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 7.25) internal successors, (58), 9 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:55,386 INFO L276 IsEmpty]: Start isEmpty. Operand 4821 states and 19288 transitions. [2021-11-21 00:35:55,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:35:55,398 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:55,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:55,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-21 00:35:55,398 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:55,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:55,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1845335836, now seen corresponding path program 1 times [2021-11-21 00:35:55,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:55,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5545106] [2021-11-21 00:35:55,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:55,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:56,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:56,943 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:56,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5545106] [2021-11-21 00:35:56,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5545106] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:56,944 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:56,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:35:56,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388726854] [2021-11-21 00:35:56,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:56,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:35:56,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:56,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:35:56,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:35:56,946 INFO L87 Difference]: Start difference. First operand 4821 states and 19288 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:58,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:35:58,070 INFO L93 Difference]: Finished difference Result 8156 states and 31296 transitions. [2021-11-21 00:35:58,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 00:35:58,070 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:35:58,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:35:58,092 INFO L225 Difference]: With dead ends: 8156 [2021-11-21 00:35:58,092 INFO L226 Difference]: Without dead ends: 7178 [2021-11-21 00:35:58,093 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2021-11-21 00:35:58,097 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 361 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 643 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-21 00:35:58,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [361 Valid, 152 Invalid, 854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 643 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-21 00:35:58,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7178 states. [2021-11-21 00:35:58,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7178 to 4820. [2021-11-21 00:35:58,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4820 states, 4819 states have (on average 4.002075119319361) internal successors, (19286), 4819 states have internal predecessors, (19286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:58,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4820 states to 4820 states and 19286 transitions. [2021-11-21 00:35:58,252 INFO L78 Accepts]: Start accepts. Automaton has 4820 states and 19286 transitions. Word has length 67 [2021-11-21 00:35:58,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:35:58,252 INFO L470 AbstractCegarLoop]: Abstraction has 4820 states and 19286 transitions. [2021-11-21 00:35:58,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:35:58,252 INFO L276 IsEmpty]: Start isEmpty. Operand 4820 states and 19286 transitions. [2021-11-21 00:35:58,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:35:58,265 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:35:58,265 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:35:58,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-21 00:35:58,266 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:35:58,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:35:58,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1151230444, now seen corresponding path program 2 times [2021-11-21 00:35:58,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:35:58,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274684989] [2021-11-21 00:35:58,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:35:58,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:35:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:35:59,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:35:59,746 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:35:59,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274684989] [2021-11-21 00:35:59,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274684989] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:35:59,746 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:35:59,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:35:59,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095388852] [2021-11-21 00:35:59,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:35:59,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:35:59,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:35:59,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:35:59,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:35:59,748 INFO L87 Difference]: Start difference. First operand 4820 states and 19286 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:01,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:01,219 INFO L93 Difference]: Finished difference Result 8460 states and 32762 transitions. [2021-11-21 00:36:01,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-21 00:36:01,220 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:01,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:01,243 INFO L225 Difference]: With dead ends: 8460 [2021-11-21 00:36:01,243 INFO L226 Difference]: Without dead ends: 7483 [2021-11-21 00:36:01,243 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2021-11-21 00:36:01,245 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 425 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 893 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 1106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 893 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:01,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [425 Valid, 194 Invalid, 1106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 893 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-21 00:36:01,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7483 states. [2021-11-21 00:36:01,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7483 to 4827. [2021-11-21 00:36:01,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4827 states, 4826 states have (on average 3.998756734355574) internal successors, (19298), 4826 states have internal predecessors, (19298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:01,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4827 states to 4827 states and 19298 transitions. [2021-11-21 00:36:01,511 INFO L78 Accepts]: Start accepts. Automaton has 4827 states and 19298 transitions. Word has length 67 [2021-11-21 00:36:01,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:01,511 INFO L470 AbstractCegarLoop]: Abstraction has 4827 states and 19298 transitions. [2021-11-21 00:36:01,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:01,512 INFO L276 IsEmpty]: Start isEmpty. Operand 4827 states and 19298 transitions. [2021-11-21 00:36:01,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:01,525 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:01,525 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:01,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-21 00:36:01,525 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:01,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:01,526 INFO L85 PathProgramCache]: Analyzing trace with hash -270831056, now seen corresponding path program 3 times [2021-11-21 00:36:01,526 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:01,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606329883] [2021-11-21 00:36:01,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:01,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:03,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:03,027 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:03,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606329883] [2021-11-21 00:36:03,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606329883] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:03,028 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:03,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:36:03,029 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211762281] [2021-11-21 00:36:03,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:03,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:36:03,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:03,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:36:03,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:36:03,030 INFO L87 Difference]: Start difference. First operand 4827 states and 19298 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:04,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:04,920 INFO L93 Difference]: Finished difference Result 9124 states and 35384 transitions. [2021-11-21 00:36:04,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-21 00:36:04,921 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:04,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:04,944 INFO L225 Difference]: With dead ends: 9124 [2021-11-21 00:36:04,944 INFO L226 Difference]: Without dead ends: 7177 [2021-11-21 00:36:04,945 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2021-11-21 00:36:04,945 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 335 mSDsluCounter, 538 mSDsCounter, 0 mSdLazyCounter, 1447 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 335 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 1645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:04,946 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [335 Valid, 270 Invalid, 1645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1447 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-21 00:36:04,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7177 states. [2021-11-21 00:36:05,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7177 to 4819. [2021-11-21 00:36:05,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4819 states, 4818 states have (on average 4.002490660024907) internal successors, (19284), 4818 states have internal predecessors, (19284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:05,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4819 states to 4819 states and 19284 transitions. [2021-11-21 00:36:05,107 INFO L78 Accepts]: Start accepts. Automaton has 4819 states and 19284 transitions. Word has length 67 [2021-11-21 00:36:05,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:05,107 INFO L470 AbstractCegarLoop]: Abstraction has 4819 states and 19284 transitions. [2021-11-21 00:36:05,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:05,107 INFO L276 IsEmpty]: Start isEmpty. Operand 4819 states and 19284 transitions. [2021-11-21 00:36:05,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:05,123 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:05,123 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:05,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-21 00:36:05,124 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:05,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:05,125 INFO L85 PathProgramCache]: Analyzing trace with hash 979023298, now seen corresponding path program 4 times [2021-11-21 00:36:05,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:05,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256704529] [2021-11-21 00:36:05,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:05,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:06,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:06,807 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:06,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256704529] [2021-11-21 00:36:06,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256704529] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:06,807 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:06,807 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:36:06,807 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345851223] [2021-11-21 00:36:06,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:06,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:36:06,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:06,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:36:06,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:36:06,809 INFO L87 Difference]: Start difference. First operand 4819 states and 19284 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:08,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:08,244 INFO L93 Difference]: Finished difference Result 8615 states and 33578 transitions. [2021-11-21 00:36:08,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-21 00:36:08,245 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:08,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:08,268 INFO L225 Difference]: With dead ends: 8615 [2021-11-21 00:36:08,268 INFO L226 Difference]: Without dead ends: 7638 [2021-11-21 00:36:08,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2021-11-21 00:36:08,269 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 232 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 1141 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 1253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:08,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [232 Valid, 226 Invalid, 1253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1141 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-21 00:36:08,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7638 states. [2021-11-21 00:36:08,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7638 to 4833. [2021-11-21 00:36:08,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4833 states, 4832 states have (on average 3.9973096026490067) internal successors, (19315), 4832 states have internal predecessors, (19315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:08,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4833 states to 4833 states and 19315 transitions. [2021-11-21 00:36:08,422 INFO L78 Accepts]: Start accepts. Automaton has 4833 states and 19315 transitions. Word has length 67 [2021-11-21 00:36:08,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:08,422 INFO L470 AbstractCegarLoop]: Abstraction has 4833 states and 19315 transitions. [2021-11-21 00:36:08,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:08,422 INFO L276 IsEmpty]: Start isEmpty. Operand 4833 states and 19315 transitions. [2021-11-21 00:36:08,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:08,432 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:08,432 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:08,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-21 00:36:08,432 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:08,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:08,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1859422686, now seen corresponding path program 5 times [2021-11-21 00:36:08,433 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:08,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326423062] [2021-11-21 00:36:08,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:08,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:09,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:09,825 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:09,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326423062] [2021-11-21 00:36:09,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326423062] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:09,825 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:09,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:36:09,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034180937] [2021-11-21 00:36:09,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:09,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:36:09,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:09,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:36:09,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:36:09,826 INFO L87 Difference]: Start difference. First operand 4833 states and 19315 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:11,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:11,453 INFO L93 Difference]: Finished difference Result 9580 states and 37651 transitions. [2021-11-21 00:36:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-21 00:36:11,454 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:11,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:11,480 INFO L225 Difference]: With dead ends: 9580 [2021-11-21 00:36:11,481 INFO L226 Difference]: Without dead ends: 8610 [2021-11-21 00:36:11,481 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:36:11,481 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 304 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 1194 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 1366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:11,482 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [304 Valid, 224 Invalid, 1366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1194 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-21 00:36:11,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8610 states. [2021-11-21 00:36:11,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8610 to 5801. [2021-11-21 00:36:11,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5801 states, 5800 states have (on average 3.8682758620689657) internal successors, (22436), 5800 states have internal predecessors, (22436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:11,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5801 states to 5801 states and 22436 transitions. [2021-11-21 00:36:11,680 INFO L78 Accepts]: Start accepts. Automaton has 5801 states and 22436 transitions. Word has length 67 [2021-11-21 00:36:11,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:11,681 INFO L470 AbstractCegarLoop]: Abstraction has 5801 states and 22436 transitions. [2021-11-21 00:36:11,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:11,681 INFO L276 IsEmpty]: Start isEmpty. Operand 5801 states and 22436 transitions. [2021-11-21 00:36:11,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:11,694 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:11,694 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:11,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-21 00:36:11,695 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:11,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:11,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1000750700, now seen corresponding path program 6 times [2021-11-21 00:36:11,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:11,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524856857] [2021-11-21 00:36:11,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:11,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:13,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:13,139 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:13,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524856857] [2021-11-21 00:36:13,139 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524856857] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:13,139 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:13,140 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:36:13,140 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374403927] [2021-11-21 00:36:13,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:13,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:36:13,140 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:13,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:36:13,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:36:13,141 INFO L87 Difference]: Start difference. First operand 5801 states and 22436 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:14,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:14,949 INFO L93 Difference]: Finished difference Result 8609 states and 33560 transitions. [2021-11-21 00:36:14,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-21 00:36:14,949 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:14,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:14,970 INFO L225 Difference]: With dead ends: 8609 [2021-11-21 00:36:14,970 INFO L226 Difference]: Without dead ends: 7631 [2021-11-21 00:36:14,970 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:36:14,970 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 300 mSDsluCounter, 638 mSDsCounter, 0 mSdLazyCounter, 1653 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:14,971 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [300 Valid, 318 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1653 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-21 00:36:14,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7631 states. [2021-11-21 00:36:15,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7631 to 4826. [2021-11-21 00:36:15,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4826 states, 4825 states have (on average 3.9991709844559584) internal successors, (19296), 4825 states have internal predecessors, (19296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:15,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 4826 states and 19296 transitions. [2021-11-21 00:36:15,108 INFO L78 Accepts]: Start accepts. Automaton has 4826 states and 19296 transitions. Word has length 67 [2021-11-21 00:36:15,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:15,109 INFO L470 AbstractCegarLoop]: Abstraction has 4826 states and 19296 transitions. [2021-11-21 00:36:15,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:15,109 INFO L276 IsEmpty]: Start isEmpty. Operand 4826 states and 19296 transitions. [2021-11-21 00:36:15,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:15,118 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:15,118 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:15,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-11-21 00:36:15,118 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:15,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:15,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1259844194, now seen corresponding path program 7 times [2021-11-21 00:36:15,119 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:15,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382096091] [2021-11-21 00:36:15,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:15,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:16,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:16,821 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:16,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382096091] [2021-11-21 00:36:16,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382096091] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:16,821 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:16,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:36:16,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429323261] [2021-11-21 00:36:16,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:16,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:36:16,822 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:16,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:36:16,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:36:16,823 INFO L87 Difference]: Start difference. First operand 4826 states and 19296 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:17,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:17,942 INFO L93 Difference]: Finished difference Result 10095 states and 39474 transitions. [2021-11-21 00:36:17,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-21 00:36:17,942 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:17,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:17,977 INFO L225 Difference]: With dead ends: 10095 [2021-11-21 00:36:17,977 INFO L226 Difference]: Without dead ends: 9125 [2021-11-21 00:36:17,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2021-11-21 00:36:17,978 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 295 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 1066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:17,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 172 Invalid, 1066 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 901 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-21 00:36:18,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9125 states. [2021-11-21 00:36:18,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9125 to 6762. [2021-11-21 00:36:18,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6762 states, 6761 states have (on average 3.920425972489277) internal successors, (26506), 6761 states have internal predecessors, (26506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:18,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6762 states to 6762 states and 26506 transitions. [2021-11-21 00:36:18,183 INFO L78 Accepts]: Start accepts. Automaton has 6762 states and 26506 transitions. Word has length 67 [2021-11-21 00:36:18,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:18,183 INFO L470 AbstractCegarLoop]: Abstraction has 6762 states and 26506 transitions. [2021-11-21 00:36:18,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:18,183 INFO L276 IsEmpty]: Start isEmpty. Operand 6762 states and 26506 transitions. [2021-11-21 00:36:18,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:18,197 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:18,197 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:18,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-21 00:36:18,198 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:18,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:18,198 INFO L85 PathProgramCache]: Analyzing trace with hash 401172208, now seen corresponding path program 8 times [2021-11-21 00:36:18,198 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:18,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872383124] [2021-11-21 00:36:18,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:18,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:19,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:19,860 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:19,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872383124] [2021-11-21 00:36:19,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872383124] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:19,860 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:19,861 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:36:19,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569327562] [2021-11-21 00:36:19,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:19,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:36:19,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:19,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:36:19,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:36:19,862 INFO L87 Difference]: Start difference. First operand 6762 states and 26506 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:21,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:21,308 INFO L93 Difference]: Finished difference Result 9124 states and 35383 transitions. [2021-11-21 00:36:21,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-21 00:36:21,309 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:21,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:21,331 INFO L225 Difference]: With dead ends: 9124 [2021-11-21 00:36:21,331 INFO L226 Difference]: Without dead ends: 7176 [2021-11-21 00:36:21,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2021-11-21 00:36:21,332 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 364 mSDsluCounter, 496 mSDsCounter, 0 mSdLazyCounter, 1333 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 1539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:21,332 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [364 Valid, 252 Invalid, 1539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1333 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-21 00:36:21,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7176 states. [2021-11-21 00:36:21,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7176 to 4818. [2021-11-21 00:36:21,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4818 states, 4817 states have (on average 4.002906373261366) internal successors, (19282), 4817 states have internal predecessors, (19282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:21,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 4818 states and 19282 transitions. [2021-11-21 00:36:21,502 INFO L78 Accepts]: Start accepts. Automaton has 4818 states and 19282 transitions. Word has length 67 [2021-11-21 00:36:21,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:21,502 INFO L470 AbstractCegarLoop]: Abstraction has 4818 states and 19282 transitions. [2021-11-21 00:36:21,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:21,502 INFO L276 IsEmpty]: Start isEmpty. Operand 4818 states and 19282 transitions. [2021-11-21 00:36:21,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:21,513 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:21,514 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:21,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-21 00:36:21,514 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:21,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:21,515 INFO L85 PathProgramCache]: Analyzing trace with hash -666780140, now seen corresponding path program 9 times [2021-11-21 00:36:21,515 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:21,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996388442] [2021-11-21 00:36:21,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:21,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:23,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:23,510 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:23,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996388442] [2021-11-21 00:36:23,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996388442] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:23,511 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:23,511 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:36:23,511 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861569801] [2021-11-21 00:36:23,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:23,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:36:23,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:23,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:36:23,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:36:23,512 INFO L87 Difference]: Start difference. First operand 4818 states and 19282 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:24,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:24,442 INFO L93 Difference]: Finished difference Result 8146 states and 31278 transitions. [2021-11-21 00:36:24,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-21 00:36:24,443 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:24,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:24,467 INFO L225 Difference]: With dead ends: 8146 [2021-11-21 00:36:24,467 INFO L226 Difference]: Without dead ends: 7169 [2021-11-21 00:36:24,467 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:36:24,468 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 427 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 630 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:24,468 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [427 Valid, 93 Invalid, 830 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 630 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-21 00:36:24,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7169 states. [2021-11-21 00:36:24,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7169 to 4811. [2021-11-21 00:36:24,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4811 states, 4810 states have (on average 4.0047817047817045) internal successors, (19263), 4810 states have internal predecessors, (19263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:24,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4811 states to 4811 states and 19263 transitions. [2021-11-21 00:36:24,636 INFO L78 Accepts]: Start accepts. Automaton has 4811 states and 19263 transitions. Word has length 67 [2021-11-21 00:36:24,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:24,636 INFO L470 AbstractCegarLoop]: Abstraction has 4811 states and 19263 transitions. [2021-11-21 00:36:24,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:24,637 INFO L276 IsEmpty]: Start isEmpty. Operand 4811 states and 19263 transitions. [2021-11-21 00:36:24,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:24,649 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:24,649 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:24,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-21 00:36:24,649 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:24,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:24,650 INFO L85 PathProgramCache]: Analyzing trace with hash 213619248, now seen corresponding path program 10 times [2021-11-21 00:36:24,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:24,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661969402] [2021-11-21 00:36:24,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:24,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:26,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:26,843 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:26,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661969402] [2021-11-21 00:36:26,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661969402] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:26,843 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:26,843 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:36:26,843 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303170193] [2021-11-21 00:36:26,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:26,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:36:26,844 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:26,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:36:26,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:36:26,845 INFO L87 Difference]: Start difference. First operand 4811 states and 19263 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:28,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:28,407 INFO L93 Difference]: Finished difference Result 9107 states and 35348 transitions. [2021-11-21 00:36:28,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-21 00:36:28,409 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:28,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:28,436 INFO L225 Difference]: With dead ends: 9107 [2021-11-21 00:36:28,437 INFO L226 Difference]: Without dead ends: 8137 [2021-11-21 00:36:28,437 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=100, Invalid=280, Unknown=0, NotChecked=0, Total=380 [2021-11-21 00:36:28,438 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 403 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 1152 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 403 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 1336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 1152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:28,438 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [403 Valid, 172 Invalid, 1336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 1152 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-21 00:36:28,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8137 states. [2021-11-21 00:36:28,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8137 to 5779. [2021-11-21 00:36:28,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5779 states, 5778 states have (on average 3.874004845967463) internal successors, (22384), 5778 states have internal predecessors, (22384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:28,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5779 states to 5779 states and 22384 transitions. [2021-11-21 00:36:28,618 INFO L78 Accepts]: Start accepts. Automaton has 5779 states and 22384 transitions. Word has length 67 [2021-11-21 00:36:28,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:28,618 INFO L470 AbstractCegarLoop]: Abstraction has 5779 states and 22384 transitions. [2021-11-21 00:36:28,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:28,619 INFO L276 IsEmpty]: Start isEmpty. Operand 5779 states and 22384 transitions. [2021-11-21 00:36:28,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:28,629 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:28,629 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:28,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-11-21 00:36:28,629 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:28,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:28,630 INFO L85 PathProgramCache]: Analyzing trace with hash -645052738, now seen corresponding path program 11 times [2021-11-21 00:36:28,630 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:28,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335071948] [2021-11-21 00:36:28,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:28,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:30,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:30,605 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:30,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335071948] [2021-11-21 00:36:30,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335071948] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:30,606 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:30,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:36:30,606 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561475032] [2021-11-21 00:36:30,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:30,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:36:30,606 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:30,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:36:30,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:36:30,607 INFO L87 Difference]: Start difference. First operand 5779 states and 22384 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:31,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:31,941 INFO L93 Difference]: Finished difference Result 8140 states and 31260 transitions. [2021-11-21 00:36:31,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-21 00:36:31,942 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:31,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:31,963 INFO L225 Difference]: With dead ends: 8140 [2021-11-21 00:36:31,964 INFO L226 Difference]: Without dead ends: 7162 [2021-11-21 00:36:31,964 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2021-11-21 00:36:31,965 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 327 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 999 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 1126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 999 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:31,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 144 Invalid, 1126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 999 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-21 00:36:31,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7162 states. [2021-11-21 00:36:32,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7162 to 4804. [2021-11-21 00:36:32,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4804 states, 4803 states have (on average 4.00666250260254) internal successors, (19244), 4803 states have internal predecessors, (19244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:32,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4804 states to 4804 states and 19244 transitions. [2021-11-21 00:36:32,114 INFO L78 Accepts]: Start accepts. Automaton has 4804 states and 19244 transitions. Word has length 67 [2021-11-21 00:36:32,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:32,114 INFO L470 AbstractCegarLoop]: Abstraction has 4804 states and 19244 transitions. [2021-11-21 00:36:32,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:32,114 INFO L276 IsEmpty]: Start isEmpty. Operand 4804 states and 19244 transitions. [2021-11-21 00:36:32,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:32,128 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:32,128 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:32,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-11-21 00:36:32,129 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:32,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:32,130 INFO L85 PathProgramCache]: Analyzing trace with hash -873524454, now seen corresponding path program 12 times [2021-11-21 00:36:32,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:32,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019839917] [2021-11-21 00:36:32,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:32,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:34,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:34,740 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:34,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019839917] [2021-11-21 00:36:34,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019839917] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:34,740 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:34,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:36:34,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990254120] [2021-11-21 00:36:34,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:34,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:36:34,741 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:34,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:36:34,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:36:34,742 INFO L87 Difference]: Start difference. First operand 4804 states and 19244 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:36,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:36,234 INFO L93 Difference]: Finished difference Result 10068 states and 39418 transitions. [2021-11-21 00:36:36,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-21 00:36:36,235 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:36,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:36,270 INFO L225 Difference]: With dead ends: 10068 [2021-11-21 00:36:36,270 INFO L226 Difference]: Without dead ends: 9098 [2021-11-21 00:36:36,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=86, Invalid=256, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:36:36,271 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 315 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 985 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 1120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 985 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:36,271 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [315 Valid, 148 Invalid, 1120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 985 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-21 00:36:36,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9098 states. [2021-11-21 00:36:36,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9098 to 6740. [2021-11-21 00:36:36,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6740 states, 6739 states have (on average 3.9255082356432704) internal successors, (26454), 6739 states have internal predecessors, (26454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:36,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6740 states to 6740 states and 26454 transitions. [2021-11-21 00:36:36,532 INFO L78 Accepts]: Start accepts. Automaton has 6740 states and 26454 transitions. Word has length 67 [2021-11-21 00:36:36,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:36,532 INFO L470 AbstractCegarLoop]: Abstraction has 6740 states and 26454 transitions. [2021-11-21 00:36:36,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:36,532 INFO L276 IsEmpty]: Start isEmpty. Operand 6740 states and 26454 transitions. [2021-11-21 00:36:36,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:36,556 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:36,556 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:36,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-11-21 00:36:36,557 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:36,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:36,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1732196440, now seen corresponding path program 13 times [2021-11-21 00:36:36,558 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:36,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054671963] [2021-11-21 00:36:36,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:36,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:39,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:39,035 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:39,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054671963] [2021-11-21 00:36:39,035 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054671963] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:39,035 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:39,036 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:36:39,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459236119] [2021-11-21 00:36:39,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:39,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:36:39,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:39,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:36:39,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:36:39,038 INFO L87 Difference]: Start difference. First operand 6740 states and 26454 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:40,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:40,934 INFO L93 Difference]: Finished difference Result 9101 states and 35330 transitions. [2021-11-21 00:36:40,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 00:36:40,935 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:40,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:40,963 INFO L225 Difference]: With dead ends: 9101 [2021-11-21 00:36:40,964 INFO L226 Difference]: Without dead ends: 8130 [2021-11-21 00:36:40,964 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2021-11-21 00:36:40,965 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 342 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 1349 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 1497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:40,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [342 Valid, 194 Invalid, 1497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1349 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-21 00:36:40,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8130 states. [2021-11-21 00:36:41,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8130 to 5772. [2021-11-21 00:36:41,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5772 states, 5771 states have (on average 3.8754115404609255) internal successors, (22365), 5771 states have internal predecessors, (22365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:41,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5772 states to 5772 states and 22365 transitions. [2021-11-21 00:36:41,177 INFO L78 Accepts]: Start accepts. Automaton has 5772 states and 22365 transitions. Word has length 67 [2021-11-21 00:36:41,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:41,177 INFO L470 AbstractCegarLoop]: Abstraction has 5772 states and 22365 transitions. [2021-11-21 00:36:41,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:41,178 INFO L276 IsEmpty]: Start isEmpty. Operand 5772 states and 22365 transitions. [2021-11-21 00:36:41,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:41,193 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:41,194 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:41,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-11-21 00:36:41,194 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:41,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:41,194 INFO L85 PathProgramCache]: Analyzing trace with hash -664462886, now seen corresponding path program 14 times [2021-11-21 00:36:41,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:41,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398955532] [2021-11-21 00:36:41,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:41,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:41,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:44,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:44,572 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:44,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398955532] [2021-11-21 00:36:44,572 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398955532] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:44,572 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:44,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-21 00:36:44,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516618160] [2021-11-21 00:36:44,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:44,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-21 00:36:44,573 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:44,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-21 00:36:44,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2021-11-21 00:36:44,574 INFO L87 Difference]: Start difference. First operand 5772 states and 22365 transitions. Second operand has 13 states, 12 states have (on average 5.583333333333333) internal successors, (67), 12 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:46,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:46,104 INFO L93 Difference]: Finished difference Result 8134 states and 31242 transitions. [2021-11-21 00:36:46,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 00:36:46,105 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 5.583333333333333) internal successors, (67), 12 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:46,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:46,130 INFO L225 Difference]: With dead ends: 8134 [2021-11-21 00:36:46,130 INFO L226 Difference]: Without dead ends: 7155 [2021-11-21 00:36:46,130 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-11-21 00:36:46,131 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 356 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 1267 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 356 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 1421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:46,131 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [356 Valid, 178 Invalid, 1421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1267 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-21 00:36:46,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7155 states. [2021-11-21 00:36:46,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7155 to 4797. [2021-11-21 00:36:46,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4797 states, 4796 states have (on average 4.008548790658883) internal successors, (19225), 4796 states have internal predecessors, (19225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:46,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4797 states to 4797 states and 19225 transitions. [2021-11-21 00:36:46,312 INFO L78 Accepts]: Start accepts. Automaton has 4797 states and 19225 transitions. Word has length 67 [2021-11-21 00:36:46,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:46,313 INFO L470 AbstractCegarLoop]: Abstraction has 4797 states and 19225 transitions. [2021-11-21 00:36:46,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.583333333333333) internal successors, (67), 12 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:46,313 INFO L276 IsEmpty]: Start isEmpty. Operand 4797 states and 19225 transitions. [2021-11-21 00:36:46,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:46,329 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:46,330 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:46,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-11-21 00:36:46,330 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:46,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:46,330 INFO L85 PathProgramCache]: Analyzing trace with hash -987605320, now seen corresponding path program 15 times [2021-11-21 00:36:46,331 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:46,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080330626] [2021-11-21 00:36:46,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:46,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:49,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:49,321 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:49,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080330626] [2021-11-21 00:36:49,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080330626] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:49,322 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:49,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:36:49,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985436397] [2021-11-21 00:36:49,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:49,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:36:49,323 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:49,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:36:49,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:36:49,324 INFO L87 Difference]: Start difference. First operand 4797 states and 19225 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:50,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:50,331 INFO L93 Difference]: Finished difference Result 4799 states and 19226 transitions. [2021-11-21 00:36:50,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-21 00:36:50,332 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:50,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:50,346 INFO L225 Difference]: With dead ends: 4799 [2021-11-21 00:36:50,346 INFO L226 Difference]: Without dead ends: 3829 [2021-11-21 00:36:50,346 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:36:50,346 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 349 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 580 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:50,347 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [349 Valid, 87 Invalid, 701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 580 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-21 00:36:50,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3829 states. [2021-11-21 00:36:50,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3829 to 3829. [2021-11-21 00:36:50,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3829 states, 3828 states have (on average 3.954022988505747) internal successors, (15136), 3828 states have internal predecessors, (15136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:50,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3829 states and 15136 transitions. [2021-11-21 00:36:50,467 INFO L78 Accepts]: Start accepts. Automaton has 3829 states and 15136 transitions. Word has length 67 [2021-11-21 00:36:50,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:50,468 INFO L470 AbstractCegarLoop]: Abstraction has 3829 states and 15136 transitions. [2021-11-21 00:36:50,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:50,468 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 15136 transitions. [2021-11-21 00:36:50,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:50,477 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:50,477 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:50,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-11-21 00:36:50,477 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:50,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:50,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1846277306, now seen corresponding path program 16 times [2021-11-21 00:36:50,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:50,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103782719] [2021-11-21 00:36:50,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:50,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:53,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:53,081 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:53,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103782719] [2021-11-21 00:36:53,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103782719] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:53,085 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:53,085 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 00:36:53,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461152060] [2021-11-21 00:36:53,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:53,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 00:36:53,086 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:53,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 00:36:53,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-11-21 00:36:53,087 INFO L87 Difference]: Start difference. First operand 3829 states and 15136 transitions. Second operand has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:53,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:53,802 INFO L93 Difference]: Finished difference Result 3832 states and 15138 transitions. [2021-11-21 00:36:53,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-21 00:36:53,803 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:53,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:53,812 INFO L225 Difference]: With dead ends: 3832 [2021-11-21 00:36:53,812 INFO L226 Difference]: Without dead ends: 2861 [2021-11-21 00:36:53,812 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2021-11-21 00:36:53,813 INFO L933 BasicCegarLoop]: 26 mSDtfsCounter, 277 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:53,813 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [277 Valid, 86 Invalid, 666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-21 00:36:53,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2861 states. [2021-11-21 00:36:53,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2861 to 2861. [2021-11-21 00:36:53,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2861 states, 2860 states have (on average 3.8625874125874127) internal successors, (11047), 2860 states have internal predecessors, (11047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:53,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2861 states and 11047 transitions. [2021-11-21 00:36:53,883 INFO L78 Accepts]: Start accepts. Automaton has 2861 states and 11047 transitions. Word has length 67 [2021-11-21 00:36:53,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:53,883 INFO L470 AbstractCegarLoop]: Abstraction has 2861 states and 11047 transitions. [2021-11-21 00:36:53,883 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:53,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 11047 transitions. [2021-11-21 00:36:53,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 00:36:53,888 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:36:53,888 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:53,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-11-21 00:36:53,889 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread0Err0ASSERT_VIOLATIONDATA_RACE, thread0Err1ASSERT_VIOLATIONDATA_RACE, thread0Err2ASSERT_VIOLATIONDATA_RACE, thread0Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2021-11-21 00:36:53,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:36:53,889 INFO L85 PathProgramCache]: Analyzing trace with hash -778543752, now seen corresponding path program 17 times [2021-11-21 00:36:53,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:36:53,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953268763] [2021-11-21 00:36:53,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:36:53,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:36:53,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:36:57,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:36:57,299 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:36:57,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953268763] [2021-11-21 00:36:57,299 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953268763] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:36:57,299 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:36:57,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-21 00:36:57,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004172745] [2021-11-21 00:36:57,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:36:57,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-21 00:36:57,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:36:57,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-21 00:36:57,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-11-21 00:36:57,300 INFO L87 Difference]: Start difference. First operand 2861 states and 11047 transitions. Second operand has 13 states, 12 states have (on average 5.583333333333333) internal successors, (67), 12 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:57,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:36:57,807 INFO L93 Difference]: Finished difference Result 2860 states and 11046 transitions. [2021-11-21 00:36:57,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-21 00:36:57,807 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 5.583333333333333) internal successors, (67), 12 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-21 00:36:57,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:36:57,808 INFO L225 Difference]: With dead ends: 2860 [2021-11-21 00:36:57,808 INFO L226 Difference]: Without dead ends: 0 [2021-11-21 00:36:57,808 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 0 SyntacticMatches, 22 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2021-11-21 00:36:57,808 INFO L933 BasicCegarLoop]: 17 mSDtfsCounter, 312 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:36:57,809 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [312 Valid, 58 Invalid, 554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 455 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-21 00:36:57,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-21 00:36:57,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-21 00:36:57,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:57,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-21 00:36:57,809 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2021-11-21 00:36:57,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:36:57,810 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-21 00:36:57,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.583333333333333) internal successors, (67), 12 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 00:36:57,810 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-21 00:36:57,810 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-21 00:36:57,811 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err0ASSERT_VIOLATIONDATA_RACE (37 of 38 remaining) [2021-11-21 00:36:57,812 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err1ASSERT_VIOLATIONDATA_RACE (36 of 38 remaining) [2021-11-21 00:36:57,812 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err2ASSERT_VIOLATIONDATA_RACE (35 of 38 remaining) [2021-11-21 00:36:57,812 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err3ASSERT_VIOLATIONDATA_RACE (34 of 38 remaining) [2021-11-21 00:36:57,812 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err4ASSERT_VIOLATIONDATA_RACE (33 of 38 remaining) [2021-11-21 00:36:57,812 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err0INUSE_VIOLATION (32 of 38 remaining) [2021-11-21 00:36:57,812 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err2INUSE_VIOLATION (31 of 38 remaining) [2021-11-21 00:36:57,812 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err6INUSE_VIOLATION (30 of 38 remaining) [2021-11-21 00:36:57,812 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err7INUSE_VIOLATION (29 of 38 remaining) [2021-11-21 00:36:57,812 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err8INUSE_VIOLATION (28 of 38 remaining) [2021-11-21 00:36:57,813 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (27 of 38 remaining) [2021-11-21 00:36:57,813 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (26 of 38 remaining) [2021-11-21 00:36:57,813 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (25 of 38 remaining) [2021-11-21 00:36:57,813 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (24 of 38 remaining) [2021-11-21 00:36:57,813 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (23 of 38 remaining) [2021-11-21 00:36:57,813 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (22 of 38 remaining) [2021-11-21 00:36:57,813 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (21 of 38 remaining) [2021-11-21 00:36:57,813 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (20 of 38 remaining) [2021-11-21 00:36:57,813 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5INUSE_VIOLATION (19 of 38 remaining) [2021-11-21 00:36:57,813 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err0ASSERT_VIOLATIONDATA_RACE (18 of 38 remaining) [2021-11-21 00:36:57,813 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err1ASSERT_VIOLATIONDATA_RACE (17 of 38 remaining) [2021-11-21 00:36:57,813 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err2ASSERT_VIOLATIONDATA_RACE (16 of 38 remaining) [2021-11-21 00:36:57,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err3ASSERT_VIOLATIONDATA_RACE (15 of 38 remaining) [2021-11-21 00:36:57,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Err4ASSERT_VIOLATIONDATA_RACE (14 of 38 remaining) [2021-11-21 00:36:57,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err1INUSE_VIOLATION (13 of 38 remaining) [2021-11-21 00:36:57,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err3INUSE_VIOLATION (12 of 38 remaining) [2021-11-21 00:36:57,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err4INUSE_VIOLATION (11 of 38 remaining) [2021-11-21 00:36:57,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err9INUSE_VIOLATION (10 of 38 remaining) [2021-11-21 00:36:57,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread0Thread1of1ForFork0Err10INUSE_VIOLATION (9 of 38 remaining) [2021-11-21 00:36:57,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (8 of 38 remaining) [2021-11-21 00:36:57,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (7 of 38 remaining) [2021-11-21 00:36:57,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (6 of 38 remaining) [2021-11-21 00:36:57,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (5 of 38 remaining) [2021-11-21 00:36:57,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (4 of 38 remaining) [2021-11-21 00:36:57,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (3 of 38 remaining) [2021-11-21 00:36:57,815 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (2 of 38 remaining) [2021-11-21 00:36:57,815 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (1 of 38 remaining) [2021-11-21 00:36:57,815 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (0 of 38 remaining) [2021-11-21 00:36:57,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-11-21 00:36:57,817 INFO L732 BasicCegarLoop]: Path program histogram: [17, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:36:57,821 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-21 00:36:57,822 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-21 00:36:57,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 12:36:57 BasicIcfg [2021-11-21 00:36:57,824 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-21 00:36:57,825 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 00:36:57,825 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 00:36:57,825 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 00:36:57,826 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:34:37" (3/4) ... [2021-11-21 00:36:57,828 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-21 00:36:57,834 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread0 [2021-11-21 00:36:57,834 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-11-21 00:36:57,834 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-11-21 00:36:57,834 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-11-21 00:36:57,838 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-21 00:36:57,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-21 00:36:57,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-21 00:36:57,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-21 00:36:57,869 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/witness.graphml [2021-11-21 00:36:57,869 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 00:36:57,870 INFO L158 Benchmark]: Toolchain (without parser) took 142229.54ms. Allocated memory was 140.5MB in the beginning and 10.5GB in the end (delta: 10.3GB). Free memory was 104.0MB in the beginning and 4.3GB in the end (delta: -4.2GB). Peak memory consumption was 6.2GB. Max. memory is 16.1GB. [2021-11-21 00:36:57,870 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 81.8MB. Free memory was 53.1MB in the beginning and 53.1MB in the end (delta: 31.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 00:36:57,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 983.30ms. Allocated memory is still 140.5MB. Free memory was 104.0MB in the beginning and 93.0MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-21 00:36:57,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.65ms. Allocated memory is still 140.5MB. Free memory was 93.0MB in the beginning and 90.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 00:36:57,871 INFO L158 Benchmark]: Boogie Preprocessor took 64.60ms. Allocated memory is still 140.5MB. Free memory was 90.2MB in the beginning and 88.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 00:36:57,872 INFO L158 Benchmark]: RCFGBuilder took 763.31ms. Allocated memory is still 140.5MB. Free memory was 88.1MB in the beginning and 68.5MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-21 00:36:57,872 INFO L158 Benchmark]: TraceAbstraction took 140274.57ms. Allocated memory was 140.5MB in the beginning and 10.5GB in the end (delta: 10.3GB). Free memory was 68.3MB in the beginning and 4.3GB in the end (delta: -4.2GB). Peak memory consumption was 6.1GB. Max. memory is 16.1GB. [2021-11-21 00:36:57,872 INFO L158 Benchmark]: Witness Printer took 44.69ms. Allocated memory is still 10.5GB. Free memory was 4.3GB in the beginning and 4.3GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 00:36:57,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 81.8MB. Free memory was 53.1MB in the beginning and 53.1MB in the end (delta: 31.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 983.30ms. Allocated memory is still 140.5MB. Free memory was 104.0MB in the beginning and 93.0MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.65ms. Allocated memory is still 140.5MB. Free memory was 93.0MB in the beginning and 90.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.60ms. Allocated memory is still 140.5MB. Free memory was 90.2MB in the beginning and 88.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 763.31ms. Allocated memory is still 140.5MB. Free memory was 88.1MB in the beginning and 68.5MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 140274.57ms. Allocated memory was 140.5MB in the beginning and 10.5GB in the end (delta: 10.3GB). Free memory was 68.3MB in the beginning and 4.3GB in the end (delta: -4.2GB). Peak memory consumption was 6.1GB. Max. memory is 16.1GB. * Witness Printer took 44.69ms. Allocated memory is still 10.5GB. Free memory was 4.3GB in the beginning and 4.3GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 18.6s, 282 PlacesBefore, 141 PlacesAfterwards, 272 TransitionsBefore, 130 TransitionsAfterwards, 4608 CoEnabledTransitionPairs, 5 FixpointIterations, 100 TrivialSequentialCompositions, 60 ConcurrentSequentialCompositions, 7 TrivialYvCompositions, 0 ConcurrentYvCompositions, 1 ChoiceCompositions, 168 TotalNumberOfCompositions, 23400 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 11027, positive: 10444, positive conditional: 0, positive unconditional: 10444, negative: 583, negative conditional: 0, negative unconditional: 583, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3015, positive: 2854, positive conditional: 0, positive unconditional: 2854, negative: 161, negative conditional: 0, negative unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3015, positive: 2513, positive conditional: 0, positive unconditional: 2513, negative: 502, negative conditional: 0, negative unconditional: 502, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 502, positive: 341, positive conditional: 0, positive unconditional: 341, negative: 109, negative conditional: 0, negative unconditional: 109, unknown: 52, unknown conditional: 0, unknown unconditional: 52] , SemanticIndependenceRelation.Query Time [ms]: [ total: 11947, positive: 872, positive conditional: 0, positive unconditional: 872, negative: 345, negative conditional: 0, negative unconditional: 345, unknown: 10729, unknown conditional: 0, unknown unconditional: 10729] ], Cache Queries: [ total: 11027, positive: 7590, positive conditional: 0, positive unconditional: 7590, negative: 422, negative conditional: 0, negative unconditional: 422, unknown: 3015, unknown conditional: 0, unknown unconditional: 3015] , Statistics on independence cache: Total cache size (in pairs): 1104, Positive cache size: 1023, Positive conditional cache size: 0, Positive unconditional cache size: 1023, Negative cache size: 81, Negative conditional cache size: 0, Negative unconditional cache size: 81 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1148]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1153]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1154]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1155]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1164]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1164]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 11 procedures, 317 locations, 38 error locations. Started 1 CEGAR loops. OverallTime: 139.8s, OverallIterations: 39, TraceHistogramMax: 1, PathProgramHistogramMax: 17, EmptinessCheckTime: 0.5s, AutomataDifference: 57.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 23.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11719 SdHoareTripleChecker+Valid, 42.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11719 mSDsluCounter, 7463 SdHoareTripleChecker+Invalid, 36.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13535 mSDsCounter, 5776 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 36575 IncrementalHoareTripleChecker+Invalid, 42351 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5776 mSolverCounterUnsat, 2289 mSDtfsCounter, 36575 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 956 GetRequests, 11 SyntacticMatches, 418 SemanticMatches, 527 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2013 ImplicationChecksByTransitivity, 17.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53877occurred in iteration=0, InterpolantAutomatonStates: 383, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 15.4s AutomataMinimizationTime, 39 MinimizatonAttempts, 120324 StatesRemovedByMinimization, 34 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 41.6s InterpolantComputationTime, 1738 NumberOfCodeBlocks, 1738 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 1699 ConstructedInterpolants, 0 QuantifiedInterpolants, 76345 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 39 InterpolantComputations, 39 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 13 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-21 00:36:57,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21fffff1-d148-4256-91b7-7f4c4092a364/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE