./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix026_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_tso.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 93fea006f100fe11b522e97bc33172b3612c5c0e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:38:18,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:38:18,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:38:18,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:38:18,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:38:18,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:38:18,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:38:18,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:38:18,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:38:18,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:38:18,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:38:18,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:38:18,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:38:18,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:38:18,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:38:18,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:38:18,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:38:18,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:38:18,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:38:18,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:38:18,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:38:18,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:38:18,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:38:18,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:38:18,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:38:18,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:38:18,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:38:18,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:38:18,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:38:18,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:38:18,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:38:18,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:38:18,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:38:18,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:38:18,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:38:18,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:38:18,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:38:18,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:38:18,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:38:18,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:38:18,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:38:18,183 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-28 07:38:18,230 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:38:18,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:38:18,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:38:18,232 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:38:18,232 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:38:18,232 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:38:18,233 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:38:18,233 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:38:18,233 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:38:18,233 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:38:18,234 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:38:18,235 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:38:18,235 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:38:18,235 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:38:18,243 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:38:18,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:38:18,244 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 07:38:18,244 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:38:18,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 07:38:18,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:38:18,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:38:18,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:38:18,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:38:18,245 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:38:18,245 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 07:38:18,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:38:18,246 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:38:18,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:38:18,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:38:18,246 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:38:18,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:38:18,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:38:18,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:38:18,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:38:18,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:38:18,248 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:38:18,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:38:18,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:38:18,248 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:38:18,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:38:18,249 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-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93fea006f100fe11b522e97bc33172b3612c5c0e [2020-11-28 07:38:18,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:38:18,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:38:18,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:38:18,579 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:38:18,580 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:38:18,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan/../../sv-benchmarks/c/pthread-wmm/mix026_tso.oepc.i [2020-11-28 07:38:18,647 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan/data/5c6b569b7/2b5f8969e02c45a8b61c11d9852196ec/FLAG53e2dafa7 [2020-11-28 07:38:19,202 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:38:19,206 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/sv-benchmarks/c/pthread-wmm/mix026_tso.oepc.i [2020-11-28 07:38:19,232 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan/data/5c6b569b7/2b5f8969e02c45a8b61c11d9852196ec/FLAG53e2dafa7 [2020-11-28 07:38:19,450 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan/data/5c6b569b7/2b5f8969e02c45a8b61c11d9852196ec [2020-11-28 07:38:19,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:38:19,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:38:19,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:38:19,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:38:19,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:38:19,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:38:19" (1/1) ... [2020-11-28 07:38:19,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37363df1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:19, skipping insertion in model container [2020-11-28 07:38:19,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:38:19" (1/1) ... [2020-11-28 07:38:19,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:38:19,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:38:19,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:38:19,939 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 07:38:20,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:38:20,150 INFO L208 MainTranslator]: Completed translation [2020-11-28 07:38:20,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:20 WrapperNode [2020-11-28 07:38:20,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:38:20,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 07:38:20,153 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 07:38:20,153 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 07:38:20,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:20" (1/1) ... [2020-11-28 07:38:20,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:20" (1/1) ... [2020-11-28 07:38:20,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 07:38:20,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 07:38:20,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 07:38:20,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 07:38:20,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:20" (1/1) ... [2020-11-28 07:38:20,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:20" (1/1) ... [2020-11-28 07:38:20,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:20" (1/1) ... [2020-11-28 07:38:20,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:20" (1/1) ... [2020-11-28 07:38:20,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:20" (1/1) ... [2020-11-28 07:38:20,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:20" (1/1) ... [2020-11-28 07:38:20,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:20" (1/1) ... [2020-11-28 07:38:20,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 07:38:20,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 07:38:20,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 07:38:20,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 07:38:20,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:38:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 07:38:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 07:38:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 07:38:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 07:38:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-28 07:38:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-28 07:38:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-28 07:38:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-28 07:38:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-28 07:38:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-28 07:38:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-11-28 07:38:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-11-28 07:38:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 07:38:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 07:38:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 07:38:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 07:38:20,367 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 07:38:23,294 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 07:38:23,294 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-11-28 07:38:23,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:38:23 BoogieIcfgContainer [2020-11-28 07:38:23,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 07:38:23,299 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 07:38:23,300 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 07:38:23,303 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 07:38:23,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:38:19" (1/3) ... [2020-11-28 07:38:23,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@226d6fe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:38:23, skipping insertion in model container [2020-11-28 07:38:23,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:20" (2/3) ... [2020-11-28 07:38:23,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@226d6fe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:38:23, skipping insertion in model container [2020-11-28 07:38:23,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:38:23" (3/3) ... [2020-11-28 07:38:23,308 INFO L111 eAbstractionObserver]: Analyzing ICFG mix026_tso.oepc.i [2020-11-28 07:38:23,324 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-28 07:38:23,325 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 07:38:23,330 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-28 07:38:23,331 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-28 07:38:23,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,392 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,392 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,393 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,394 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,397 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,397 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,400 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,400 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,400 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,400 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,401 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,401 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,404 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,404 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,404 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,405 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,405 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,405 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,405 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,406 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,406 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,406 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,406 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,407 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,407 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,407 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,408 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,408 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,408 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,410 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,410 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,411 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,411 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,411 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,411 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,411 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,412 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,412 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,412 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,412 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,412 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,413 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,413 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,413 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,413 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,414 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,414 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,414 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,414 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,415 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,415 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,415 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,415 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,415 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,416 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,417 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,420 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,420 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,421 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,421 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,421 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,421 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,421 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,422 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,422 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,423 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,423 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,432 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,432 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,432 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,432 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,433 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,433 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,433 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,434 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,436 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,437 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,437 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,437 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,438 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,439 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,439 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,439 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,439 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,442 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,442 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,442 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,443 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,445 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,445 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,445 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,445 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,445 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,445 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,445 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,445 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,446 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,446 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,446 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,446 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,446 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,446 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,446 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,447 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,450 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,451 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,451 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,452 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,456 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,456 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-28 07:38:23,459 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-28 07:38:23,472 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-11-28 07:38:23,506 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 07:38:23,506 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 07:38:23,506 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 07:38:23,506 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 07:38:23,506 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 07:38:23,507 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 07:38:23,507 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 07:38:23,507 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 07:38:23,525 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-28 07:38:23,527 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 132 places, 122 transitions, 264 flow [2020-11-28 07:38:23,531 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 132 places, 122 transitions, 264 flow [2020-11-28 07:38:23,533 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 132 places, 122 transitions, 264 flow [2020-11-28 07:38:23,612 INFO L129 PetriNetUnfolder]: 3/118 cut-off events. [2020-11-28 07:38:23,612 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-11-28 07:38:23,619 INFO L80 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 118 events. 3/118 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 97 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 81. Up to 2 conditions per place. [2020-11-28 07:38:23,627 INFO L116 LiptonReduction]: Number of co-enabled transitions 3014 [2020-11-28 07:38:24,127 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:24,127 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,129 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,129 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,140 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,141 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,155 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:24,155 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,195 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,196 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,197 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,198 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,201 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,202 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,206 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:24,206 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,313 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:24,313 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,315 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,316 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,323 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,324 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,333 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:24,334 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,362 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:24,362 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,363 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,364 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,367 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,367 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,371 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:24,371 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,425 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:24,425 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,426 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,427 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,430 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,430 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,433 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:24,433 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,467 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,468 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,469 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,469 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,472 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,472 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,481 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:24,481 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,589 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,589 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,603 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 07:38:24,603 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 07:38:24,605 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:24,606 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 07:38:24,607 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 07:38:24,608 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 07:38:24,614 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-28 07:38:24,614 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:24,616 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:24,617 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:24,619 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:24,620 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:24,696 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:24,697 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-28 07:38:24,699 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-11-28 07:38:24,700 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:24,738 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,739 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,739 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,740 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,741 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,741 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,743 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:24,743 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,763 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,764 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,764 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,765 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:24,767 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:24,767 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:24,769 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:24,770 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:25,206 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-11-28 07:38:25,353 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-11-28 07:38:25,377 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:25,377 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:25,378 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:25,378 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:25,380 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:25,381 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:25,383 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:25,383 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:25,403 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:25,403 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:25,404 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:25,405 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:25,407 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:25,407 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:25,409 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:25,410 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:25,772 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2020-11-28 07:38:25,929 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:25,929 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:25,930 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:25,930 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:25,932 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:25,933 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:25,935 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:25,935 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:25,953 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:25,954 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:25,955 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:25,955 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:25,957 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:25,957 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:25,959 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:25,959 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:26,022 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:26,022 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,023 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,023 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,025 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,025 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:26,027 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:26,027 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:26,047 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:26,048 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,048 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,049 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,050 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,050 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:26,052 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:26,052 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:26,141 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:26,141 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-28 07:38:26,143 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-11-28 07:38:26,144 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:26,184 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,184 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,189 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 07:38:26,190 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 07:38:26,191 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:26,191 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 07:38:26,192 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 07:38:26,192 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 07:38:26,194 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-28 07:38:26,195 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:26,197 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:26,197 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:26,198 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:26,199 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:26,380 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,380 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,381 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,381 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,383 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,383 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:26,385 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:26,385 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:26,399 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,399 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,400 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,400 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,402 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,402 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:26,404 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:26,404 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:26,642 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:26,643 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,644 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,644 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,646 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,646 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:26,647 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:26,648 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:26,671 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,671 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,672 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,672 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,674 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,675 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:26,676 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:26,677 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:26,697 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,698 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,698 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,699 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,700 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,701 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:26,702 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:26,702 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:26,719 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:26,720 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,720 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,720 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:26,722 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:26,723 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:26,724 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:26,725 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:26,884 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-11-28 07:38:27,041 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-11-28 07:38:27,049 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,050 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,051 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,051 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,053 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,053 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:27,055 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:27,055 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:27,070 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,071 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,071 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,072 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,073 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,074 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,075 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:27,075 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,143 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,144 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,160 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 07:38:27,160 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 07:38:27,162 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:27,162 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 07:38:27,163 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 07:38:27,163 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 07:38:27,165 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-28 07:38:27,166 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,167 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:27,167 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,168 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:27,169 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,216 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:27,216 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-28 07:38:27,218 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-11-28 07:38:27,218 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,256 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,256 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,257 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,257 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,259 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,259 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,261 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:27,261 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,274 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,275 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,275 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,276 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,277 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,277 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:27,279 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:27,279 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:27,383 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:27,383 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-28 07:38:27,385 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-11-28 07:38:27,386 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,428 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,428 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,430 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 07:38:27,430 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 07:38:27,431 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:27,432 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 07:38:27,433 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-28 07:38:27,433 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-28 07:38:27,435 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-28 07:38:27,435 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,436 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:27,437 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,439 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-28 07:38:27,439 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,765 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-11-28 07:38:27,765 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,785 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,785 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,786 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,787 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,788 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,789 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:27,790 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:27,790 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:27,806 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:27,806 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,807 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,807 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,809 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,809 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,810 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:27,811 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,877 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-11-28 07:38:27,877 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,920 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-11-28 07:38:27,920 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,937 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:27,937 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,938 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,938 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,940 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,940 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,941 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:27,942 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:27,956 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:27,957 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,957 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,958 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:27,959 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-28 07:38:27,960 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:27,961 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-28 07:38:27,961 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-28 07:38:28,023 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-11-28 07:38:28,023 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:28,236 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2020-11-28 07:38:28,326 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-28 07:38:28,326 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:28,327 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 4, 4, 3, 3, 2, 1] term [2020-11-28 07:38:28,328 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:28,328 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 4, 4, 3, 3, 2, 1] term [2020-11-28 07:38:28,329 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:28,402 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-11-28 07:38:28,402 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:28,420 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-11-28 07:38:28,420 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 07:38:28,510 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-28 07:38:28,510 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:28,511 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 4, 4, 3, 3, 2, 1] term [2020-11-28 07:38:28,511 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:28,512 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 4, 4, 3, 3, 2, 1] term [2020-11-28 07:38:28,513 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-28 07:38:29,005 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-11-28 07:38:29,238 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-11-28 07:38:29,927 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2020-11-28 07:38:30,158 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-11-28 07:38:30,165 INFO L131 LiptonReduction]: Checked pairs total: 8420 [2020-11-28 07:38:30,165 INFO L133 LiptonReduction]: Total number of compositions: 102 [2020-11-28 07:38:30,174 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 48 places, 36 transitions, 92 flow [2020-11-28 07:38:30,666 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 5774 states. [2020-11-28 07:38:30,669 INFO L276 IsEmpty]: Start isEmpty. Operand 5774 states. [2020-11-28 07:38:30,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-11-28 07:38:30,675 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:38:30,676 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-11-28 07:38:30,677 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:38:30,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:38:30,683 INFO L82 PathProgramCache]: Analyzing trace with hash 1246900, now seen corresponding path program 1 times [2020-11-28 07:38:30,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:38:30,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134203360] [2020-11-28 07:38:30,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:38:30,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:38:30,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:38:30,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134203360] [2020-11-28 07:38:31,000 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:38:31,000 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-28 07:38:31,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379002136] [2020-11-28 07:38:31,005 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 07:38:31,005 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:38:31,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 07:38:31,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 07:38:31,027 INFO L87 Difference]: Start difference. First operand 5774 states. Second operand 3 states. [2020-11-28 07:38:31,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:38:31,362 INFO L93 Difference]: Finished difference Result 4812 states and 19300 transitions. [2020-11-28 07:38:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 07:38:31,365 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-11-28 07:38:31,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:38:31,451 INFO L225 Difference]: With dead ends: 4812 [2020-11-28 07:38:31,451 INFO L226 Difference]: Without dead ends: 4062 [2020-11-28 07:38:31,452 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 07:38:31,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4062 states. [2020-11-28 07:38:31,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4062 to 4062. [2020-11-28 07:38:31,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4062 states. [2020-11-28 07:38:31,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 4062 states and 16125 transitions. [2020-11-28 07:38:31,802 INFO L78 Accepts]: Start accepts. Automaton has 4062 states and 16125 transitions. Word has length 3 [2020-11-28 07:38:31,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:38:31,803 INFO L481 AbstractCegarLoop]: Abstraction has 4062 states and 16125 transitions. [2020-11-28 07:38:31,803 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 07:38:31,803 INFO L276 IsEmpty]: Start isEmpty. Operand 4062 states and 16125 transitions. [2020-11-28 07:38:31,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-28 07:38:31,816 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:38:31,816 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:38:31,816 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 07:38:31,816 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:38:31,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:38:31,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1900079686, now seen corresponding path program 1 times [2020-11-28 07:38:31,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:38:31,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592351795] [2020-11-28 07:38:31,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:38:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:38:31,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:38:31,970 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592351795] [2020-11-28 07:38:31,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:38:31,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 07:38:31,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302758915] [2020-11-28 07:38:31,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 07:38:31,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:38:31,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 07:38:31,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 07:38:31,973 INFO L87 Difference]: Start difference. First operand 4062 states and 16125 transitions. Second operand 4 states. [2020-11-28 07:38:32,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:38:32,095 INFO L93 Difference]: Finished difference Result 4712 states and 18140 transitions. [2020-11-28 07:38:32,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 07:38:32,096 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-11-28 07:38:32,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:38:32,234 INFO L225 Difference]: With dead ends: 4712 [2020-11-28 07:38:32,235 INFO L226 Difference]: Without dead ends: 3962 [2020-11-28 07:38:32,237 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 07:38:32,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3962 states. [2020-11-28 07:38:32,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3962 to 3962. [2020-11-28 07:38:32,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3962 states. [2020-11-28 07:38:32,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 3962 states and 15665 transitions. [2020-11-28 07:38:32,491 INFO L78 Accepts]: Start accepts. Automaton has 3962 states and 15665 transitions. Word has length 12 [2020-11-28 07:38:32,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:38:32,492 INFO L481 AbstractCegarLoop]: Abstraction has 3962 states and 15665 transitions. [2020-11-28 07:38:32,492 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 07:38:32,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3962 states and 15665 transitions. [2020-11-28 07:38:32,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-28 07:38:32,496 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:38:32,497 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:38:32,497 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 07:38:32,497 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:38:32,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:38:32,509 INFO L82 PathProgramCache]: Analyzing trace with hash 1181774904, now seen corresponding path program 1 times [2020-11-28 07:38:32,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:38:32,510 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000997606] [2020-11-28 07:38:32,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:38:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:38:32,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:38:32,655 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000997606] [2020-11-28 07:38:32,655 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:38:32,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 07:38:32,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960871713] [2020-11-28 07:38:32,656 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 07:38:32,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:38:32,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 07:38:32,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 07:38:32,657 INFO L87 Difference]: Start difference. First operand 3962 states and 15665 transitions. Second operand 4 states. [2020-11-28 07:38:32,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:38:32,757 INFO L93 Difference]: Finished difference Result 4262 states and 16370 transitions. [2020-11-28 07:38:32,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 07:38:32,758 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-11-28 07:38:32,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:38:32,802 INFO L225 Difference]: With dead ends: 4262 [2020-11-28 07:38:32,802 INFO L226 Difference]: Without dead ends: 3562 [2020-11-28 07:38:32,803 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 07:38:32,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3562 states. [2020-11-28 07:38:32,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3562 to 3562. [2020-11-28 07:38:32,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3562 states. [2020-11-28 07:38:33,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3562 states to 3562 states and 13925 transitions. [2020-11-28 07:38:33,080 INFO L78 Accepts]: Start accepts. Automaton has 3562 states and 13925 transitions. Word has length 13 [2020-11-28 07:38:33,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:38:33,081 INFO L481 AbstractCegarLoop]: Abstraction has 3562 states and 13925 transitions. [2020-11-28 07:38:33,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 07:38:33,081 INFO L276 IsEmpty]: Start isEmpty. Operand 3562 states and 13925 transitions. [2020-11-28 07:38:33,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-28 07:38:33,085 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:38:33,085 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:38:33,085 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 07:38:33,085 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:38:33,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:38:33,086 INFO L82 PathProgramCache]: Analyzing trace with hash -2019709826, now seen corresponding path program 1 times [2020-11-28 07:38:33,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:38:33,086 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982824676] [2020-11-28 07:38:33,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:38:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:38:33,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:38:33,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982824676] [2020-11-28 07:38:33,253 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:38:33,253 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 07:38:33,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408614140] [2020-11-28 07:38:33,254 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 07:38:33,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:38:33,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 07:38:33,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 07:38:33,255 INFO L87 Difference]: Start difference. First operand 3562 states and 13925 transitions. Second operand 4 states. [2020-11-28 07:38:33,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:38:33,340 INFO L93 Difference]: Finished difference Result 3288 states and 11550 transitions. [2020-11-28 07:38:33,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 07:38:33,341 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2020-11-28 07:38:33,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:38:33,367 INFO L225 Difference]: With dead ends: 3288 [2020-11-28 07:38:33,367 INFO L226 Difference]: Without dead ends: 2538 [2020-11-28 07:38:33,368 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 07:38:33,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2538 states. [2020-11-28 07:38:33,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2538 to 2538. [2020-11-28 07:38:33,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2538 states. [2020-11-28 07:38:33,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 2538 states and 8805 transitions. [2020-11-28 07:38:33,475 INFO L78 Accepts]: Start accepts. Automaton has 2538 states and 8805 transitions. Word has length 14 [2020-11-28 07:38:33,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:38:33,476 INFO L481 AbstractCegarLoop]: Abstraction has 2538 states and 8805 transitions. [2020-11-28 07:38:33,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 07:38:33,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 8805 transitions. [2020-11-28 07:38:33,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 07:38:33,481 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:38:33,481 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:38:33,481 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 07:38:33,481 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:38:33,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:38:33,482 INFO L82 PathProgramCache]: Analyzing trace with hash -419994617, now seen corresponding path program 1 times [2020-11-28 07:38:33,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:38:33,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634600657] [2020-11-28 07:38:33,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:38:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:38:33,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:38:33,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634600657] [2020-11-28 07:38:33,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:38:33,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 07:38:33,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927769156] [2020-11-28 07:38:33,617 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 07:38:33,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:38:33,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 07:38:33,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-28 07:38:33,618 INFO L87 Difference]: Start difference. First operand 2538 states and 8805 transitions. Second operand 5 states. [2020-11-28 07:38:33,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:38:33,713 INFO L93 Difference]: Finished difference Result 1944 states and 6158 transitions. [2020-11-28 07:38:33,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 07:38:33,714 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2020-11-28 07:38:33,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:38:33,722 INFO L225 Difference]: With dead ends: 1944 [2020-11-28 07:38:33,722 INFO L226 Difference]: Without dead ends: 1514 [2020-11-28 07:38:33,722 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-28 07:38:33,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1514 states. [2020-11-28 07:38:33,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1514 to 1514. [2020-11-28 07:38:33,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1514 states. [2020-11-28 07:38:33,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1514 states and 4709 transitions. [2020-11-28 07:38:33,841 INFO L78 Accepts]: Start accepts. Automaton has 1514 states and 4709 transitions. Word has length 17 [2020-11-28 07:38:33,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:38:33,842 INFO L481 AbstractCegarLoop]: Abstraction has 1514 states and 4709 transitions. [2020-11-28 07:38:33,842 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 07:38:33,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 4709 transitions. [2020-11-28 07:38:33,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 07:38:33,846 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:38:33,846 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:38:33,846 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 07:38:33,847 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:38:33,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:38:33,847 INFO L82 PathProgramCache]: Analyzing trace with hash -1667322662, now seen corresponding path program 1 times [2020-11-28 07:38:33,847 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:38:33,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319239428] [2020-11-28 07:38:33,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:38:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:38:34,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:38:34,198 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319239428] [2020-11-28 07:38:34,198 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:38:34,198 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-28 07:38:34,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042511626] [2020-11-28 07:38:34,199 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-28 07:38:34,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:38:34,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-28 07:38:34,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-11-28 07:38:34,200 INFO L87 Difference]: Start difference. First operand 1514 states and 4709 transitions. Second operand 10 states. [2020-11-28 07:38:34,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:38:34,884 INFO L93 Difference]: Finished difference Result 2198 states and 6891 transitions. [2020-11-28 07:38:34,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-28 07:38:34,884 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 21 [2020-11-28 07:38:34,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:38:34,893 INFO L225 Difference]: With dead ends: 2198 [2020-11-28 07:38:34,893 INFO L226 Difference]: Without dead ends: 1864 [2020-11-28 07:38:34,894 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2020-11-28 07:38:34,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1864 states. [2020-11-28 07:38:34,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1864 to 1704. [2020-11-28 07:38:34,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1704 states. [2020-11-28 07:38:34,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1704 states and 5340 transitions. [2020-11-28 07:38:34,990 INFO L78 Accepts]: Start accepts. Automaton has 1704 states and 5340 transitions. Word has length 21 [2020-11-28 07:38:34,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:38:34,991 INFO L481 AbstractCegarLoop]: Abstraction has 1704 states and 5340 transitions. [2020-11-28 07:38:34,991 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-28 07:38:34,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 5340 transitions. [2020-11-28 07:38:34,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 07:38:34,999 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:38:34,999 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:38:34,999 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 07:38:34,999 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:38:35,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:38:35,000 INFO L82 PathProgramCache]: Analyzing trace with hash -1903811006, now seen corresponding path program 2 times [2020-11-28 07:38:35,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:38:35,000 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559745273] [2020-11-28 07:38:35,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:38:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:38:35,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:38:35,227 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559745273] [2020-11-28 07:38:35,227 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:38:35,228 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 07:38:35,228 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757288108] [2020-11-28 07:38:35,228 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 07:38:35,228 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:38:35,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 07:38:35,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-28 07:38:35,229 INFO L87 Difference]: Start difference. First operand 1704 states and 5340 transitions. Second operand 6 states. [2020-11-28 07:38:35,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:38:35,322 INFO L93 Difference]: Finished difference Result 1446 states and 4529 transitions. [2020-11-28 07:38:35,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 07:38:35,323 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2020-11-28 07:38:35,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:38:35,334 INFO L225 Difference]: With dead ends: 1446 [2020-11-28 07:38:35,334 INFO L226 Difference]: Without dead ends: 1320 [2020-11-28 07:38:35,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-28 07:38:35,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-11-28 07:38:35,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2020-11-28 07:38:35,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2020-11-28 07:38:35,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 4188 transitions. [2020-11-28 07:38:35,389 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 4188 transitions. Word has length 21 [2020-11-28 07:38:35,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:38:35,390 INFO L481 AbstractCegarLoop]: Abstraction has 1320 states and 4188 transitions. [2020-11-28 07:38:35,390 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 07:38:35,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 4188 transitions. [2020-11-28 07:38:35,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 07:38:35,395 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:38:35,395 INFO L422 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] [2020-11-28 07:38:35,395 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 07:38:35,395 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:38:35,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:38:35,396 INFO L82 PathProgramCache]: Analyzing trace with hash -646913360, now seen corresponding path program 1 times [2020-11-28 07:38:35,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:38:35,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411051832] [2020-11-28 07:38:35,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:38:35,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:38:35,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:38:35,706 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411051832] [2020-11-28 07:38:35,707 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:38:35,707 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 07:38:35,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256341102] [2020-11-28 07:38:35,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-28 07:38:35,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:38:35,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-28 07:38:35,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-28 07:38:35,709 INFO L87 Difference]: Start difference. First operand 1320 states and 4188 transitions. Second operand 8 states. [2020-11-28 07:38:36,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:38:36,174 INFO L93 Difference]: Finished difference Result 1912 states and 5824 transitions. [2020-11-28 07:38:36,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 07:38:36,174 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2020-11-28 07:38:36,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:38:36,182 INFO L225 Difference]: With dead ends: 1912 [2020-11-28 07:38:36,183 INFO L226 Difference]: Without dead ends: 1789 [2020-11-28 07:38:36,190 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2020-11-28 07:38:36,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1789 states. [2020-11-28 07:38:36,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1789 to 1333. [2020-11-28 07:38:36,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1333 states. [2020-11-28 07:38:36,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1333 states and 4125 transitions. [2020-11-28 07:38:36,253 INFO L78 Accepts]: Start accepts. Automaton has 1333 states and 4125 transitions. Word has length 25 [2020-11-28 07:38:36,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:38:36,253 INFO L481 AbstractCegarLoop]: Abstraction has 1333 states and 4125 transitions. [2020-11-28 07:38:36,254 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-28 07:38:36,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 4125 transitions. [2020-11-28 07:38:36,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 07:38:36,259 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:38:36,259 INFO L422 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] [2020-11-28 07:38:36,259 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 07:38:36,259 INFO L429 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:38:36,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:38:36,260 INFO L82 PathProgramCache]: Analyzing trace with hash -1195013334, now seen corresponding path program 1 times [2020-11-28 07:38:36,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:38:36,261 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211400945] [2020-11-28 07:38:36,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:38:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:38:36,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:38:36,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211400945] [2020-11-28 07:38:36,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:38:36,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 07:38:36,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105676608] [2020-11-28 07:38:36,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-28 07:38:36,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:38:36,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-28 07:38:36,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-28 07:38:36,552 INFO L87 Difference]: Start difference. First operand 1333 states and 4125 transitions. Second operand 8 states. [2020-11-28 07:38:36,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:38:36,905 INFO L93 Difference]: Finished difference Result 2109 states and 6274 transitions. [2020-11-28 07:38:36,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 07:38:36,906 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2020-11-28 07:38:36,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:38:36,914 INFO L225 Difference]: With dead ends: 2109 [2020-11-28 07:38:36,914 INFO L226 Difference]: Without dead ends: 2022 [2020-11-28 07:38:36,915 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-11-28 07:38:36,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2022 states. [2020-11-28 07:38:36,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2022 to 1555. [2020-11-28 07:38:36,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1555 states. [2020-11-28 07:38:36,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1555 states and 4762 transitions. [2020-11-28 07:38:36,989 INFO L78 Accepts]: Start accepts. Automaton has 1555 states and 4762 transitions. Word has length 25 [2020-11-28 07:38:36,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:38:36,990 INFO L481 AbstractCegarLoop]: Abstraction has 1555 states and 4762 transitions. [2020-11-28 07:38:36,990 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-28 07:38:36,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 4762 transitions. [2020-11-28 07:38:36,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 07:38:36,997 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:38:36,997 INFO L422 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] [2020-11-28 07:38:36,997 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 07:38:36,997 INFO L429 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:38:36,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:38:36,998 INFO L82 PathProgramCache]: Analyzing trace with hash 102700184, now seen corresponding path program 2 times [2020-11-28 07:38:36,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:38:36,998 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576353916] [2020-11-28 07:38:36,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:38:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:38:37,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:38:37,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576353916] [2020-11-28 07:38:37,157 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:38:37,158 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 07:38:37,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911352194] [2020-11-28 07:38:37,158 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 07:38:37,158 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:38:37,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 07:38:37,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 07:38:37,159 INFO L87 Difference]: Start difference. First operand 1555 states and 4762 transitions. Second operand 7 states. [2020-11-28 07:38:37,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:38:37,261 INFO L93 Difference]: Finished difference Result 1506 states and 4659 transitions. [2020-11-28 07:38:37,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 07:38:37,262 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2020-11-28 07:38:37,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:38:37,266 INFO L225 Difference]: With dead ends: 1506 [2020-11-28 07:38:37,266 INFO L226 Difference]: Without dead ends: 1168 [2020-11-28 07:38:37,266 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-11-28 07:38:37,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1168 states. [2020-11-28 07:38:37,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1168 to 1128. [2020-11-28 07:38:37,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1128 states. [2020-11-28 07:38:37,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 1128 states and 3489 transitions. [2020-11-28 07:38:37,312 INFO L78 Accepts]: Start accepts. Automaton has 1128 states and 3489 transitions. Word has length 25 [2020-11-28 07:38:37,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:38:37,312 INFO L481 AbstractCegarLoop]: Abstraction has 1128 states and 3489 transitions. [2020-11-28 07:38:37,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 07:38:37,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 3489 transitions. [2020-11-28 07:38:37,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-28 07:38:37,317 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:38:37,317 INFO L422 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] [2020-11-28 07:38:37,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 07:38:37,318 INFO L429 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:38:37,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:38:37,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1472319768, now seen corresponding path program 1 times [2020-11-28 07:38:37,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:38:37,319 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955036203] [2020-11-28 07:38:37,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:38:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:38:37,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:38:37,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955036203] [2020-11-28 07:38:37,662 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:38:37,662 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-28 07:38:37,663 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040481565] [2020-11-28 07:38:37,663 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-28 07:38:37,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:38:37,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-28 07:38:37,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-28 07:38:37,664 INFO L87 Difference]: Start difference. First operand 1128 states and 3489 transitions. Second operand 9 states. [2020-11-28 07:38:37,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:38:37,927 INFO L93 Difference]: Finished difference Result 1540 states and 4667 transitions. [2020-11-28 07:38:37,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 07:38:37,928 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 29 [2020-11-28 07:38:37,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:38:37,934 INFO L225 Difference]: With dead ends: 1540 [2020-11-28 07:38:37,934 INFO L226 Difference]: Without dead ends: 1361 [2020-11-28 07:38:37,935 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2020-11-28 07:38:37,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1361 states. [2020-11-28 07:38:37,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1361 to 952. [2020-11-28 07:38:37,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 952 states. [2020-11-28 07:38:37,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 2943 transitions. [2020-11-28 07:38:37,973 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 2943 transitions. Word has length 29 [2020-11-28 07:38:37,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:38:37,973 INFO L481 AbstractCegarLoop]: Abstraction has 952 states and 2943 transitions. [2020-11-28 07:38:37,974 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-28 07:38:37,974 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 2943 transitions. [2020-11-28 07:38:37,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-28 07:38:37,977 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:38:37,978 INFO L422 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] [2020-11-28 07:38:37,978 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 07:38:37,978 INFO L429 AbstractCegarLoop]: === Iteration 12 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:38:37,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:38:37,979 INFO L82 PathProgramCache]: Analyzing trace with hash 1830377960, now seen corresponding path program 2 times [2020-11-28 07:38:37,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:38:37,979 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336789056] [2020-11-28 07:38:37,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:38:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 07:38:38,049 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 07:38:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 07:38:38,121 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 07:38:38,164 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-11-28 07:38:38,164 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-28 07:38:38,165 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-28 07:38:38,197 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,197 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,197 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,197 WARN L224 RCFGBacktranslator]: unable to determine which branch was taken at C: __VERIFIER_atomic_begin() [751] [2020-11-28 07:38:38,199 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,199 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,200 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,200 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,200 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,200 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,200 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,201 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,201 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,201 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,201 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,201 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,202 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,203 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,203 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,203 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,203 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,203 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,204 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,204 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,204 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,204 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,204 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,204 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,206 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,206 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,206 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,206 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,206 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,207 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,207 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,207 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,207 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,207 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,207 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,208 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,208 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,208 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,208 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,208 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,209 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,209 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,209 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,209 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,210 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,210 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,210 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,210 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,210 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,211 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,211 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,211 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,211 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,211 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,211 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,212 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,212 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,213 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,213 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,213 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,213 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,213 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,214 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,214 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,214 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,214 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,214 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,214 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,215 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,215 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,215 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,216 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,216 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,216 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,216 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,216 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,216 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,217 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,217 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,217 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 07:38:38 BasicIcfg [2020-11-28 07:38:38,302 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 07:38:38,303 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 07:38:38,303 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 07:38:38,303 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 07:38:38,304 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:38:23" (3/4) ... [2020-11-28 07:38:38,306 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 07:38:38,328 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,329 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,329 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,329 WARN L224 RCFGBacktranslator]: unable to determine which branch was taken at C: __VERIFIER_atomic_begin() [751] [2020-11-28 07:38:38,329 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,330 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,330 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,330 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,330 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,330 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,330 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,330 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,330 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,331 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,331 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,331 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,331 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,332 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,332 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,332 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,332 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,332 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,332 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,332 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,332 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,333 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,333 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,333 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,333 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,334 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,334 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,334 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,334 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,334 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,334 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,334 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,334 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,335 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,335 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,335 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,335 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,335 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,335 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,335 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,336 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,336 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,336 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,336 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,336 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,336 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,336 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,337 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,337 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,337 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,337 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,337 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,337 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,337 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,337 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,338 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,338 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,339 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,339 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,339 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,340 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,340 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,340 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,340 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,340 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,340 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,340 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,340 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,341 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,341 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,341 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,341 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,341 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,341 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,342 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,342 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,342 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,342 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,342 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-28 07:38:38,342 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-28 07:38:38,439 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_91f22d61-0c6d-4c0c-a7d9-4fa2cdbf18b6/bin/utaipan/witness.graphml [2020-11-28 07:38:38,441 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 07:38:38,445 INFO L168 Benchmark]: Toolchain (without parser) took 18986.43 ms. Allocated memory was 88.1 MB in the beginning and 578.8 MB in the end (delta: 490.7 MB). Free memory was 66.2 MB in the beginning and 290.5 MB in the end (delta: -224.4 MB). Peak memory consumption was 266.9 MB. Max. memory is 16.1 GB. [2020-11-28 07:38:38,445 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory is still 63.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:38:38,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.22 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 65.9 MB in the beginning and 79.6 MB in the end (delta: -13.7 MB). Peak memory consumption was 36.9 MB. Max. memory is 16.1 GB. [2020-11-28 07:38:38,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.85 ms. Allocated memory is still 107.0 MB. Free memory was 79.6 MB in the beginning and 77.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:38:38,447 INFO L168 Benchmark]: Boogie Preprocessor took 62.51 ms. Allocated memory is still 107.0 MB. Free memory was 77.0 MB in the beginning and 74.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:38:38,447 INFO L168 Benchmark]: RCFGBuilder took 3005.42 ms. Allocated memory was 107.0 MB in the beginning and 144.7 MB in the end (delta: 37.7 MB). Free memory was 74.9 MB in the beginning and 105.0 MB in the end (delta: -30.1 MB). Peak memory consumption was 58.0 MB. Max. memory is 16.1 GB. [2020-11-28 07:38:38,447 INFO L168 Benchmark]: TraceAbstraction took 15002.88 ms. Allocated memory was 144.7 MB in the beginning and 578.8 MB in the end (delta: 434.1 MB). Free memory was 105.0 MB in the beginning and 319.9 MB in the end (delta: -214.9 MB). Peak memory consumption was 220.3 MB. Max. memory is 16.1 GB. [2020-11-28 07:38:38,448 INFO L168 Benchmark]: Witness Printer took 138.75 ms. Allocated memory is still 578.8 MB. Free memory was 319.9 MB in the beginning and 290.5 MB in the end (delta: 29.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2020-11-28 07:38:38,450 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory is still 63.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 692.22 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 65.9 MB in the beginning and 79.6 MB in the end (delta: -13.7 MB). Peak memory consumption was 36.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.85 ms. Allocated memory is still 107.0 MB. Free memory was 79.6 MB in the beginning and 77.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 62.51 ms. Allocated memory is still 107.0 MB. Free memory was 77.0 MB in the beginning and 74.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3005.42 ms. Allocated memory was 107.0 MB in the beginning and 144.7 MB in the end (delta: 37.7 MB). Free memory was 74.9 MB in the beginning and 105.0 MB in the end (delta: -30.1 MB). Peak memory consumption was 58.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15002.88 ms. Allocated memory was 144.7 MB in the beginning and 578.8 MB in the end (delta: 434.1 MB). Free memory was 105.0 MB in the beginning and 319.9 MB in the end (delta: -214.9 MB). Peak memory consumption was 220.3 MB. Max. memory is 16.1 GB. * Witness Printer took 138.75 ms. Allocated memory is still 578.8 MB. Free memory was 319.9 MB in the beginning and 290.5 MB in the end (delta: 29.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1991 VarBasedMoverChecksPositive, 74 VarBasedMoverChecksNegative, 17 SemBasedMoverChecksPositive, 57 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 2.0s, 247 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 6.6s, 132 PlacesBefore, 48 PlacesAfterwards, 122 TransitionsBefore, 36 TransitionsAfterwards, 3014 CoEnabledTransitionPairs, 6 FixpointIterations, 41 TrivialSequentialCompositions, 51 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 102 TotalNumberOfCompositions, 8420 MoverChecksTotal - CounterExampleResult [Line: 17]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p1_EAX = 0; [L716] 0 int __unbuffered_p3_EAX = 0; [L718] 0 int __unbuffered_p3_EBX = 0; [L720] 0 int a = 0; [L721] 0 _Bool a$flush_delayed; [L722] 0 int a$mem_tmp; [L723] 0 _Bool a$r_buff0_thd0; [L724] 0 _Bool a$r_buff0_thd1; [L725] 0 _Bool a$r_buff0_thd2; [L726] 0 _Bool a$r_buff0_thd3; [L727] 0 _Bool a$r_buff0_thd4; [L728] 0 _Bool a$r_buff1_thd0; [L729] 0 _Bool a$r_buff1_thd1; [L730] 0 _Bool a$r_buff1_thd2; [L731] 0 _Bool a$r_buff1_thd3; [L732] 0 _Bool a$r_buff1_thd4; [L733] 0 _Bool a$read_delayed; [L734] 0 int *a$read_delayed_var; [L735] 0 int a$w_buff0; [L736] 0 _Bool a$w_buff0_used; [L737] 0 int a$w_buff1; [L738] 0 _Bool a$w_buff1_used; [L739] 0 _Bool main$tmp_guard0; [L740] 0 _Bool main$tmp_guard1; [L742] 0 int x = 0; [L744] 0 int y = 0; [L746] 0 int z = 0; [L747] 0 _Bool weak$$choice0; [L748] 0 _Bool weak$$choice2; [L866] 0 pthread_t t705; [L867] FCALL, FORK 0 pthread_create(&t705, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L752] 1 a$w_buff1 = a$w_buff0 [L753] 1 a$w_buff0 = 1 [L754] 1 a$w_buff1_used = a$w_buff0_used [L755] 1 a$w_buff0_used = (_Bool)1 [L18] COND TRUE 1 !expression [L17] COND FALSE 1 !(0) [L17] 1 __assert_fail ("0", "mix026_tso.oepc.c", 8, __extension__ __PRETTY_FUNCTION__) [L757] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L758] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L759] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L760] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L761] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L762] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L765] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L868] 0 pthread_t t706; [L869] FCALL, FORK 0 pthread_create(&t706, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L782] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L785] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L788] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L788] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L788] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L788] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L789] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L789] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L790] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L790] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L791] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L791] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L792] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L795] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L797] 2 return 0; [L870] 0 pthread_t t707; [L871] FCALL, FORK 0 pthread_create(&t707, ((void *)0), P2, ((void *)0)) VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L802] 3 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L805] 3 z = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L808] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L808] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L808] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L808] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L809] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L809] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L810] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L810] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L811] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L811] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L812] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L812] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L815] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L817] 3 return 0; [L872] 0 pthread_t t708; [L873] FCALL, FORK 0 pthread_create(&t708, ((void *)0), P3, ((void *)0)) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L822] 4 z = 2 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L825] 4 __unbuffered_p3_EAX = z VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L828] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L829] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L830] 4 a$flush_delayed = weak$$choice2 [L831] 4 a$mem_tmp = a [L832] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L832] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L833] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L833] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0) [L833] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L833] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L834] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L834] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L835] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L835] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L836] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L837] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L837] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L838] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L838] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L838] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L838] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L839] 4 __unbuffered_p3_EBX = a [L840] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L840] 4 a = a$flush_delayed ? a$mem_tmp : a [L841] 4 a$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=1, z=2] [L768] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L768] EXPR 1 a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a [L768] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L768] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L769] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L769] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L770] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L770] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L771] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L771] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L772] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L772] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L775] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L777] 1 return 0; [L844] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L844] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L844] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L844] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L845] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L845] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L846] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L846] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L847] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L847] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L848] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L848] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L851] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L853] 4 return 0; [L875] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L879] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L879] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L879] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L879] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L880] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L880] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L881] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L881] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L882] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L882] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L883] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L883] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L886] 0 main$tmp_guard1 = !(z == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p3_EAX == 2 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L17] COND FALSE 0 !(0) [L17] 0 __assert_fail ("0", "mix026_tso.oepc.c", 8, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=1, z=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 120 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 14.6s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.1s, HoareTripleCheckerStatistics: 535 SDtfs, 801 SDslu, 1641 SDs, 0 SdLazy, 783 SolverSat, 120 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 72 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5774occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 1532 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 234 NumberOfCodeBlocks, 234 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 194 ConstructedInterpolants, 0 QuantifiedInterpolants, 30275 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 RESULT: Ultimate proved your program to be incorrect! Received shutdown request...