./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/queue.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/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 50d8a9e2eb8caab09108dfaf46093a4a0ca395f6 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.2.0-7b2dab5 [2020-12-09 09:02:28,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 09:02:28,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 09:02:28,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 09:02:28,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 09:02:28,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 09:02:28,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 09:02:28,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 09:02:28,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 09:02:28,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 09:02:28,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 09:02:28,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 09:02:28,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 09:02:28,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 09:02:28,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 09:02:28,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 09:02:28,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 09:02:28,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 09:02:28,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 09:02:28,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 09:02:28,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 09:02:28,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 09:02:28,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 09:02:28,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 09:02:28,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 09:02:28,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 09:02:28,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 09:02:28,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 09:02:28,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 09:02:28,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 09:02:28,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 09:02:28,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 09:02:28,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 09:02:28,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 09:02:28,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 09:02:28,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 09:02:28,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 09:02:28,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 09:02:28,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 09:02:28,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 09:02:28,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 09:02:28,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 09:02:28,333 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 09:02:28,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 09:02:28,333 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 09:02:28,334 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 09:02:28,334 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 09:02:28,334 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 09:02:28,334 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 09:02:28,334 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 09:02:28,334 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 09:02:28,334 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 09:02:28,334 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 09:02:28,334 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 09:02:28,335 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 09:02:28,335 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 09:02:28,335 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 09:02:28,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 09:02:28,335 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 09:02:28,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 09:02:28,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 09:02:28,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 09:02:28,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 09:02:28,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 09:02:28,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 09:02:28,336 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 09:02:28,336 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 09:02:28,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 09:02:28,336 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 09:02:28,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 09:02:28,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 09:02:28,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 09:02:28,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 09:02:28,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 09:02:28,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 09:02:28,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 09:02:28,337 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 09:02:28,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 09:02:28,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 09:02:28,338 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 09:02:28,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 09:02:28,338 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_c779b3dd-46b9-4017-9ab7-116b597c0c36/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50d8a9e2eb8caab09108dfaf46093a4a0ca395f6 [2020-12-09 09:02:28,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 09:02:28,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 09:02:28,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 09:02:28,528 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 09:02:28,529 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 09:02:28,530 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/bin/utaipan/../../sv-benchmarks/c/pthread/queue.i [2020-12-09 09:02:28,570 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/bin/utaipan/data/288fdd6a8/fee88eb65019404785eeaa51c0187c9e/FLAG3bbe1986d [2020-12-09 09:02:29,007 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 09:02:29,008 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/sv-benchmarks/c/pthread/queue.i [2020-12-09 09:02:29,022 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/bin/utaipan/data/288fdd6a8/fee88eb65019404785eeaa51c0187c9e/FLAG3bbe1986d [2020-12-09 09:02:29,035 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/bin/utaipan/data/288fdd6a8/fee88eb65019404785eeaa51c0187c9e [2020-12-09 09:02:29,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 09:02:29,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 09:02:29,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 09:02:29,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 09:02:29,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 09:02:29,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:02:29" (1/1) ... [2020-12-09 09:02:29,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@138320f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29, skipping insertion in model container [2020-12-09 09:02:29,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:02:29" (1/1) ... [2020-12-09 09:02:29,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 09:02:29,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 09:02:29,345 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/sv-benchmarks/c/pthread/queue.i[43284,43297] [2020-12-09 09:02:29,349 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/sv-benchmarks/c/pthread/queue.i[43491,43504] [2020-12-09 09:02:29,351 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/sv-benchmarks/c/pthread/queue.i[43772,43785] [2020-12-09 09:02:29,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 09:02:29,361 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 09:02:29,413 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/sv-benchmarks/c/pthread/queue.i[43284,43297] [2020-12-09 09:02:29,414 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/sv-benchmarks/c/pthread/queue.i[43491,43504] [2020-12-09 09:02:29,416 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/sv-benchmarks/c/pthread/queue.i[43772,43785] [2020-12-09 09:02:29,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 09:02:29,516 INFO L208 MainTranslator]: Completed translation [2020-12-09 09:02:29,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29 WrapperNode [2020-12-09 09:02:29,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 09:02:29,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 09:02:29,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 09:02:29,518 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 09:02:29,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2020-12-09 09:02:29,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2020-12-09 09:02:29,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 09:02:29,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 09:02:29,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 09:02:29,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 09:02:29,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2020-12-09 09:02:29,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2020-12-09 09:02:29,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2020-12-09 09:02:29,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2020-12-09 09:02:29,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2020-12-09 09:02:29,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2020-12-09 09:02:29,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2020-12-09 09:02:29,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 09:02:29,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 09:02:29,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 09:02:29,598 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 09:02:29,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/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 [2020-12-09 09:02:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-12-09 09:02:29,651 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-12-09 09:02:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-12-09 09:02:29,652 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-12-09 09:02:29,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 09:02:29,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 09:02:29,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-09 09:02:29,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-09 09:02:29,652 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-09 09:02:29,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 09:02:29,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 09:02:29,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 09:02:29,653 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-09 09:02:30,014 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 09:02:30,014 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2020-12-09 09:02:30,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:02:30 BoogieIcfgContainer [2020-12-09 09:02:30,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 09:02:30,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 09:02:30,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 09:02:30,019 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 09:02:30,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 09:02:29" (1/3) ... [2020-12-09 09:02:30,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1714e263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:02:30, skipping insertion in model container [2020-12-09 09:02:30,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (2/3) ... [2020-12-09 09:02:30,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1714e263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:02:30, skipping insertion in model container [2020-12-09 09:02:30,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:02:30" (3/3) ... [2020-12-09 09:02:30,022 INFO L111 eAbstractionObserver]: Analyzing ICFG queue.i [2020-12-09 09:02:30,032 WARN L169 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-09 09:02:30,032 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 09:02:30,035 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-09 09:02:30,036 INFO L354 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-09 09:02:30,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,073 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,073 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,073 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,074 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,074 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,074 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,075 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,075 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,075 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,075 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,075 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,076 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,076 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,076 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,076 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,077 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,077 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,077 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,078 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,078 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,078 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,078 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,078 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,079 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,079 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,079 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,079 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,079 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,079 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,079 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,079 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,079 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,079 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,079 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,079 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,080 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,080 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,080 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,080 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,080 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,080 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,080 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,080 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,080 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,080 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,080 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,081 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,081 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,081 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,081 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,081 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,081 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,081 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,081 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,081 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,081 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,081 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,082 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,082 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,082 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,082 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,082 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,083 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,083 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,083 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,083 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,083 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,083 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,084 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,084 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,084 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,084 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,084 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,084 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,084 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,084 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,084 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,084 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,084 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,084 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,085 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,085 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,085 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,085 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,085 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,085 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,086 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,086 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,086 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,086 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,086 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,087 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,088 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,088 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,088 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,089 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,090 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,090 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,090 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,090 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,090 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,090 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,090 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,090 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,090 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,090 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,090 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,090 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,091 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,091 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,091 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,094 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,094 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,094 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,094 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,094 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,095 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,096 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,096 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,096 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,096 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,097 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,097 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,097 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,097 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,097 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,098 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,098 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,098 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,098 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,098 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,098 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,098 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,098 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,098 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,098 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,098 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,098 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,098 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,099 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,100 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,100 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,100 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,100 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,100 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,100 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,100 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,100 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,100 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,100 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,100 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,100 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,100 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,101 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,101 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,101 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,101 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,101 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,101 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,101 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,101 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,102 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,102 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,102 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,102 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,102 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,102 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,102 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,102 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,102 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,102 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,102 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,107 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,107 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,107 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,107 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,107 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,107 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,107 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,107 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,108 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,108 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,108 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,108 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,108 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,108 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,108 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,108 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,108 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,108 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,108 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,109 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,109 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,109 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,109 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,109 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,109 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,109 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,109 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,109 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,109 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,110 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,110 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,110 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,110 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,110 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,110 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,110 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,110 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,110 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,110 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,110 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,110 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,111 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,111 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,111 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,111 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,111 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,111 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,111 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,111 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,111 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,111 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,111 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,112 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,112 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,112 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,112 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,112 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,112 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,112 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,112 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,112 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,113 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,113 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,114 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,114 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,114 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,114 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,114 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,114 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,114 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,114 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,114 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,114 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,116 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,116 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,116 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,116 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,116 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,116 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,116 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,116 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,116 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,116 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,116 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,117 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,118 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,118 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,118 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,118 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,119 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,119 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,119 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,119 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,119 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,119 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,119 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,119 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,119 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,119 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,119 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,119 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,120 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,120 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,120 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,120 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,120 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,120 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,120 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,120 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,120 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,120 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,120 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,121 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,121 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,121 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,121 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,121 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,121 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,121 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,121 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,121 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,121 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,121 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,121 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,122 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,122 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,122 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,122 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,122 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,123 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,123 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,123 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,123 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,123 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,123 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,123 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,123 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,123 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,124 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,124 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,124 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,124 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,124 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,124 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,124 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,124 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,124 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,124 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,124 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,125 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,125 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,125 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,125 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,125 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,125 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,125 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,125 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,125 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,125 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,125 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,125 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,126 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,126 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,126 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,126 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,126 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,126 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,126 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,126 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,126 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,126 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,126 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,126 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,126 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,127 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,127 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,127 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,127 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,127 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,127 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,127 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,127 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,127 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,127 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,128 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,128 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,128 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,128 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,128 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,128 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,128 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,128 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,128 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,128 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,128 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,128 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,129 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,129 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,129 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,129 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,130 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,131 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,131 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,131 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,131 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,131 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,131 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,131 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,131 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,132 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,132 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,132 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,132 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,132 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,132 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,132 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,132 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,133 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,133 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,133 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,133 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,133 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,133 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,133 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,134 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,134 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,134 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,134 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,134 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,134 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,134 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,134 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,135 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,135 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,135 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,140 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,140 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,140 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,140 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,140 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,140 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,140 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,141 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,141 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,141 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,141 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,141 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,141 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,141 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,141 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,141 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,142 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,142 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,142 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,142 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,142 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,142 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-09 09:02:30,147 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-12-09 09:02:30,157 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-12-09 09:02:30,174 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 09:02:30,174 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 09:02:30,174 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 09:02:30,175 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 09:02:30,175 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 09:02:30,175 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 09:02:30,175 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 09:02:30,175 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 09:02:30,186 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-12-09 09:02:30,187 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 241 places, 251 transitions, 524 flow [2020-12-09 09:02:30,189 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 241 places, 251 transitions, 524 flow [2020-12-09 09:02:30,190 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 241 places, 251 transitions, 524 flow [2020-12-09 09:02:30,259 INFO L129 PetriNetUnfolder]: 16/251 cut-off events. [2020-12-09 09:02:30,259 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-12-09 09:02:30,265 INFO L84 FinitePrefix]: Finished finitePrefix Result has 262 conditions, 251 events. 16/251 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 386 event pairs, 0 based on Foata normal form. 0/233 useless extension candidates. Maximal degree in co-relation 181. Up to 3 conditions per place. [2020-12-09 09:02:30,274 INFO L116 LiptonReduction]: Number of co-enabled transitions 15260 [2020-12-09 09:02:34,322 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2020-12-09 09:02:34,638 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2020-12-09 09:02:35,791 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-12-09 09:02:36,041 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-12-09 09:02:36,155 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-12-09 09:02:36,704 WARN L197 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 117 [2020-12-09 09:02:36,933 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-12-09 09:02:37,776 WARN L197 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 121 [2020-12-09 09:02:38,149 WARN L197 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-12-09 09:02:39,612 WARN L197 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2020-12-09 09:02:40,300 WARN L197 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-12-09 09:02:41,777 WARN L197 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 182 DAG size of output: 174 [2020-12-09 09:02:42,441 WARN L197 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-12-09 09:02:42,485 INFO L131 LiptonReduction]: Checked pairs total: 32729 [2020-12-09 09:02:42,485 INFO L133 LiptonReduction]: Total number of compositions: 213 [2020-12-09 09:02:42,489 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65 places, 71 transitions, 164 flow [2020-12-09 09:02:42,525 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1128 states. [2020-12-09 09:02:42,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states. [2020-12-09 09:02:42,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-09 09:02:42,532 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:02:42,533 INFO L422 BasicCegarLoop]: trace histogram [1, 1] [2020-12-09 09:02:42,533 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:02:42,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:02:42,537 INFO L82 PathProgramCache]: Analyzing trace with hash 30957, now seen corresponding path program 1 times [2020-12-09 09:02:42,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:02:42,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540450920] [2020-12-09 09:02:42,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:02:42,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:02:42,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:02:42,617 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540450920] [2020-12-09 09:02:42,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:02:42,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-12-09 09:02:42,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621319979] [2020-12-09 09:02:42,621 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 09:02:42,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:02:42,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 09:02:42,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 09:02:42,632 INFO L87 Difference]: Start difference. First operand 1128 states. Second operand 2 states. [2020-12-09 09:02:42,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:02:42,666 INFO L93 Difference]: Finished difference Result 1126 states and 2982 transitions. [2020-12-09 09:02:42,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 09:02:42,667 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 2 [2020-12-09 09:02:42,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:02:42,684 INFO L225 Difference]: With dead ends: 1126 [2020-12-09 09:02:42,684 INFO L226 Difference]: Without dead ends: 1045 [2020-12-09 09:02:42,684 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 09:02:42,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2020-12-09 09:02:42,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 1045. [2020-12-09 09:02:42,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1045 states. [2020-12-09 09:02:42,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 1045 states and 2792 transitions. [2020-12-09 09:02:42,754 INFO L78 Accepts]: Start accepts. Automaton has 1045 states and 2792 transitions. Word has length 2 [2020-12-09 09:02:42,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:02:42,754 INFO L481 AbstractCegarLoop]: Abstraction has 1045 states and 2792 transitions. [2020-12-09 09:02:42,754 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 09:02:42,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2792 transitions. [2020-12-09 09:02:42,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-09 09:02:42,756 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:02:42,756 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:02:42,756 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 09:02:42,756 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:02:42,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:02:42,757 INFO L82 PathProgramCache]: Analyzing trace with hash -1492656049, now seen corresponding path program 1 times [2020-12-09 09:02:42,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:02:42,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831402231] [2020-12-09 09:02:42,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:02:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:02:42,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:02:42,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831402231] [2020-12-09 09:02:42,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:02:42,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:02:42,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445493016] [2020-12-09 09:02:42,843 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:02:42,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:02:42,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:02:42,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:02:42,843 INFO L87 Difference]: Start difference. First operand 1045 states and 2792 transitions. Second operand 3 states. [2020-12-09 09:02:42,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:02:42,859 INFO L93 Difference]: Finished difference Result 1045 states and 2755 transitions. [2020-12-09 09:02:42,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:02:42,860 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-12-09 09:02:42,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:02:42,866 INFO L225 Difference]: With dead ends: 1045 [2020-12-09 09:02:42,866 INFO L226 Difference]: Without dead ends: 1045 [2020-12-09 09:02:42,866 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:02:42,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2020-12-09 09:02:42,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 1045. [2020-12-09 09:02:42,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1045 states. [2020-12-09 09:02:42,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 1045 states and 2755 transitions. [2020-12-09 09:02:42,891 INFO L78 Accepts]: Start accepts. Automaton has 1045 states and 2755 transitions. Word has length 11 [2020-12-09 09:02:42,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:02:42,891 INFO L481 AbstractCegarLoop]: Abstraction has 1045 states and 2755 transitions. [2020-12-09 09:02:42,891 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:02:42,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2755 transitions. [2020-12-09 09:02:42,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-09 09:02:42,893 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:02:42,893 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:02:42,894 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 09:02:42,894 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:02:42,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:02:42,894 INFO L82 PathProgramCache]: Analyzing trace with hash 79639076, now seen corresponding path program 1 times [2020-12-09 09:02:42,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:02:42,894 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893353515] [2020-12-09 09:02:42,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:02:42,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:02:43,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:02:43,255 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893353515] [2020-12-09 09:02:43,255 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:02:43,255 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 09:02:43,255 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040219908] [2020-12-09 09:02:43,255 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 09:02:43,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:02:43,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 09:02:43,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-09 09:02:43,256 INFO L87 Difference]: Start difference. First operand 1045 states and 2755 transitions. Second operand 6 states. [2020-12-09 09:02:43,407 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-12-09 09:02:43,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:02:43,991 INFO L93 Difference]: Finished difference Result 1044 states and 2752 transitions. [2020-12-09 09:02:43,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 09:02:43,991 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2020-12-09 09:02:43,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:02:43,997 INFO L225 Difference]: With dead ends: 1044 [2020-12-09 09:02:43,997 INFO L226 Difference]: Without dead ends: 1044 [2020-12-09 09:02:43,997 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-12-09 09:02:44,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2020-12-09 09:02:44,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 1044. [2020-12-09 09:02:44,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1044 states. [2020-12-09 09:02:44,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 1044 states and 2752 transitions. [2020-12-09 09:02:44,020 INFO L78 Accepts]: Start accepts. Automaton has 1044 states and 2752 transitions. Word has length 13 [2020-12-09 09:02:44,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:02:44,020 INFO L481 AbstractCegarLoop]: Abstraction has 1044 states and 2752 transitions. [2020-12-09 09:02:44,021 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 09:02:44,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2752 transitions. [2020-12-09 09:02:44,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-09 09:02:44,022 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:02:44,022 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:02:44,022 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-09 09:02:44,022 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:02:44,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:02:44,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1240079891, now seen corresponding path program 1 times [2020-12-09 09:02:44,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:02:44,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356166619] [2020-12-09 09:02:44,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:02:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:02:44,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:02:44,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356166619] [2020-12-09 09:02:44,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:02:44,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:02:44,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029702272] [2020-12-09 09:02:44,057 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:02:44,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:02:44,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:02:44,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:02:44,058 INFO L87 Difference]: Start difference. First operand 1044 states and 2752 transitions. Second operand 3 states. [2020-12-09 09:02:44,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:02:44,070 INFO L93 Difference]: Finished difference Result 897 states and 2305 transitions. [2020-12-09 09:02:44,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:02:44,070 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-12-09 09:02:44,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:02:44,075 INFO L225 Difference]: With dead ends: 897 [2020-12-09 09:02:44,075 INFO L226 Difference]: Without dead ends: 865 [2020-12-09 09:02:44,075 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:02:44,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2020-12-09 09:02:44,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 865. [2020-12-09 09:02:44,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 865 states. [2020-12-09 09:02:44,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 865 states and 2230 transitions. [2020-12-09 09:02:44,095 INFO L78 Accepts]: Start accepts. Automaton has 865 states and 2230 transitions. Word has length 13 [2020-12-09 09:02:44,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:02:44,096 INFO L481 AbstractCegarLoop]: Abstraction has 865 states and 2230 transitions. [2020-12-09 09:02:44,096 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:02:44,096 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 2230 transitions. [2020-12-09 09:02:44,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-09 09:02:44,096 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:02:44,096 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:02:44,097 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-09 09:02:44,097 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:02:44,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:02:44,097 INFO L82 PathProgramCache]: Analyzing trace with hash 1910369293, now seen corresponding path program 1 times [2020-12-09 09:02:44,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:02:44,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691936634] [2020-12-09 09:02:44,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:02:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:02:44,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:02:44,215 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691936634] [2020-12-09 09:02:44,215 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:02:44,215 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 09:02:44,215 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702834413] [2020-12-09 09:02:44,215 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 09:02:44,216 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:02:44,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 09:02:44,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:02:44,217 INFO L87 Difference]: Start difference. First operand 865 states and 2230 transitions. Second operand 7 states. [2020-12-09 09:02:44,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:02:44,398 INFO L93 Difference]: Finished difference Result 921 states and 2362 transitions. [2020-12-09 09:02:44,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 09:02:44,399 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-12-09 09:02:44,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:02:44,403 INFO L225 Difference]: With dead ends: 921 [2020-12-09 09:02:44,403 INFO L226 Difference]: Without dead ends: 921 [2020-12-09 09:02:44,404 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-09 09:02:44,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states. [2020-12-09 09:02:44,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 893. [2020-12-09 09:02:44,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 893 states. [2020-12-09 09:02:44,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 893 states and 2296 transitions. [2020-12-09 09:02:44,423 INFO L78 Accepts]: Start accepts. Automaton has 893 states and 2296 transitions. Word has length 14 [2020-12-09 09:02:44,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:02:44,423 INFO L481 AbstractCegarLoop]: Abstraction has 893 states and 2296 transitions. [2020-12-09 09:02:44,423 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 09:02:44,423 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2296 transitions. [2020-12-09 09:02:44,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-09 09:02:44,424 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:02:44,424 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:02:44,424 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-09 09:02:44,424 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:02:44,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:02:44,424 INFO L82 PathProgramCache]: Analyzing trace with hash -2090832475, now seen corresponding path program 2 times [2020-12-09 09:02:44,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:02:44,424 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659898882] [2020-12-09 09:02:44,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:02:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:02:44,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:02:44,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659898882] [2020-12-09 09:02:44,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:02:44,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 09:02:44,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272404275] [2020-12-09 09:02:44,514 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 09:02:44,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:02:44,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 09:02:44,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:02:44,515 INFO L87 Difference]: Start difference. First operand 893 states and 2296 transitions. Second operand 7 states. [2020-12-09 09:02:44,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:02:44,667 INFO L93 Difference]: Finished difference Result 879 states and 2249 transitions. [2020-12-09 09:02:44,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 09:02:44,667 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-12-09 09:02:44,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:02:44,672 INFO L225 Difference]: With dead ends: 879 [2020-12-09 09:02:44,672 INFO L226 Difference]: Without dead ends: 879 [2020-12-09 09:02:44,672 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-09 09:02:44,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 879 states. [2020-12-09 09:02:44,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 879 to 851. [2020-12-09 09:02:44,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 851 states. [2020-12-09 09:02:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 851 states and 2183 transitions. [2020-12-09 09:02:44,688 INFO L78 Accepts]: Start accepts. Automaton has 851 states and 2183 transitions. Word has length 14 [2020-12-09 09:02:44,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:02:44,688 INFO L481 AbstractCegarLoop]: Abstraction has 851 states and 2183 transitions. [2020-12-09 09:02:44,688 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 09:02:44,688 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 2183 transitions. [2020-12-09 09:02:44,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-09 09:02:44,689 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:02:44,689 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:02:44,689 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-09 09:02:44,689 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:02:44,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:02:44,689 INFO L82 PathProgramCache]: Analyzing trace with hash -626001961, now seen corresponding path program 1 times [2020-12-09 09:02:44,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:02:44,689 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169561684] [2020-12-09 09:02:44,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:02:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:02:44,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:02:44,835 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169561684] [2020-12-09 09:02:44,836 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:02:44,836 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-12-09 09:02:44,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781014329] [2020-12-09 09:02:44,836 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-09 09:02:44,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:02:44,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-09 09:02:44,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-12-09 09:02:44,837 INFO L87 Difference]: Start difference. First operand 851 states and 2183 transitions. Second operand 10 states. [2020-12-09 09:02:45,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:02:45,164 INFO L93 Difference]: Finished difference Result 849 states and 2179 transitions. [2020-12-09 09:02:45,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-09 09:02:45,165 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 14 [2020-12-09 09:02:45,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:02:45,171 INFO L225 Difference]: With dead ends: 849 [2020-12-09 09:02:45,171 INFO L226 Difference]: Without dead ends: 849 [2020-12-09 09:02:45,171 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2020-12-09 09:02:45,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2020-12-09 09:02:45,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 849. [2020-12-09 09:02:45,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 849 states. [2020-12-09 09:02:45,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 849 states and 2179 transitions. [2020-12-09 09:02:45,193 INFO L78 Accepts]: Start accepts. Automaton has 849 states and 2179 transitions. Word has length 14 [2020-12-09 09:02:45,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:02:45,193 INFO L481 AbstractCegarLoop]: Abstraction has 849 states and 2179 transitions. [2020-12-09 09:02:45,193 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-09 09:02:45,193 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 2179 transitions. [2020-12-09 09:02:45,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-09 09:02:45,194 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:02:45,194 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:02:45,194 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-09 09:02:45,194 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:02:45,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:02:45,194 INFO L82 PathProgramCache]: Analyzing trace with hash 292059918, now seen corresponding path program 1 times [2020-12-09 09:02:45,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:02:45,195 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442097560] [2020-12-09 09:02:45,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:02:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:02:47,818 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 37 [2020-12-09 09:02:48,010 WARN L197 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 49 [2020-12-09 09:02:48,186 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 49 [2020-12-09 09:02:48,491 WARN L197 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 46 [2020-12-09 09:02:49,582 WARN L197 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 48 [2020-12-09 09:02:50,329 WARN L197 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 52 [2020-12-09 09:02:51,366 WARN L197 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 56 [2020-12-09 09:02:52,007 WARN L197 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 51 [2020-12-09 09:02:52,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:02:52,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442097560] [2020-12-09 09:02:52,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:02:52,068 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-12-09 09:02:52,068 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052471385] [2020-12-09 09:02:52,068 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-09 09:02:52,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:02:52,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-09 09:02:52,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-12-09 09:02:52,069 INFO L87 Difference]: Start difference. First operand 849 states and 2179 transitions. Second operand 12 states. [2020-12-09 09:02:52,667 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 45 [2020-12-09 09:02:57,098 WARN L197 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2020-12-09 09:03:04,014 WARN L197 SmtUtils]: Spent 4.13 s on a formula simplification that was a NOOP. DAG size: 102 [2020-12-09 09:03:11,724 WARN L197 SmtUtils]: Spent 4.49 s on a formula simplification that was a NOOP. DAG size: 114 [2020-12-09 09:03:33,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:03:33,528 INFO L93 Difference]: Finished difference Result 1015 states and 2579 transitions. [2020-12-09 09:03:33,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-09 09:03:33,530 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 15 [2020-12-09 09:03:33,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:03:33,535 INFO L225 Difference]: With dead ends: 1015 [2020-12-09 09:03:33,535 INFO L226 Difference]: Without dead ends: 960 [2020-12-09 09:03:33,535 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 15.9s TimeCoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2020-12-09 09:03:33,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2020-12-09 09:03:33,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 906. [2020-12-09 09:03:33,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 906 states. [2020-12-09 09:03:33,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 906 states and 2322 transitions. [2020-12-09 09:03:33,550 INFO L78 Accepts]: Start accepts. Automaton has 906 states and 2322 transitions. Word has length 15 [2020-12-09 09:03:33,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:03:33,550 INFO L481 AbstractCegarLoop]: Abstraction has 906 states and 2322 transitions. [2020-12-09 09:03:33,550 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-09 09:03:33,550 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 2322 transitions. [2020-12-09 09:03:33,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-09 09:03:33,551 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:03:33,551 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:03:33,551 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-09 09:03:33,551 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:03:33,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:03:33,551 INFO L82 PathProgramCache]: Analyzing trace with hash 808856694, now seen corresponding path program 2 times [2020-12-09 09:03:33,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:03:33,552 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644065654] [2020-12-09 09:03:33,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:03:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:03:33,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:03:33,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644065654] [2020-12-09 09:03:33,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:03:33,807 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-09 09:03:33,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293055167] [2020-12-09 09:03:33,807 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-09 09:03:33,807 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:03:33,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-09 09:03:33,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-12-09 09:03:33,808 INFO L87 Difference]: Start difference. First operand 906 states and 2322 transitions. Second operand 11 states. [2020-12-09 09:03:34,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:03:34,491 INFO L93 Difference]: Finished difference Result 1002 states and 2557 transitions. [2020-12-09 09:03:34,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-09 09:03:34,492 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-12-09 09:03:34,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:03:34,497 INFO L225 Difference]: With dead ends: 1002 [2020-12-09 09:03:34,497 INFO L226 Difference]: Without dead ends: 962 [2020-12-09 09:03:34,497 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2020-12-09 09:03:34,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2020-12-09 09:03:34,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 836. [2020-12-09 09:03:34,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 836 states. [2020-12-09 09:03:34,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 836 states and 2157 transitions. [2020-12-09 09:03:34,511 INFO L78 Accepts]: Start accepts. Automaton has 836 states and 2157 transitions. Word has length 15 [2020-12-09 09:03:34,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:03:34,511 INFO L481 AbstractCegarLoop]: Abstraction has 836 states and 2157 transitions. [2020-12-09 09:03:34,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-09 09:03:34,511 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 2157 transitions. [2020-12-09 09:03:34,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-09 09:03:34,512 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:03:34,512 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:03:34,512 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-09 09:03:34,512 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:03:34,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:03:34,512 INFO L82 PathProgramCache]: Analyzing trace with hash 1993876042, now seen corresponding path program 3 times [2020-12-09 09:03:34,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:03:34,512 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64646763] [2020-12-09 09:03:34,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:03:34,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:03:34,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:03:34,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64646763] [2020-12-09 09:03:34,820 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:03:34,820 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-09 09:03:34,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122515590] [2020-12-09 09:03:34,820 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-09 09:03:34,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:03:34,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-09 09:03:34,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-12-09 09:03:34,820 INFO L87 Difference]: Start difference. First operand 836 states and 2157 transitions. Second operand 11 states. [2020-12-09 09:03:35,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:03:35,667 INFO L93 Difference]: Finished difference Result 948 states and 2440 transitions. [2020-12-09 09:03:35,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-09 09:03:35,668 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-12-09 09:03:35,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:03:35,672 INFO L225 Difference]: With dead ends: 948 [2020-12-09 09:03:35,673 INFO L226 Difference]: Without dead ends: 933 [2020-12-09 09:03:35,673 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2020-12-09 09:03:35,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2020-12-09 09:03:35,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 822. [2020-12-09 09:03:35,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 822 states. [2020-12-09 09:03:35,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 2124 transitions. [2020-12-09 09:03:35,686 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 2124 transitions. Word has length 15 [2020-12-09 09:03:35,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:03:35,686 INFO L481 AbstractCegarLoop]: Abstraction has 822 states and 2124 transitions. [2020-12-09 09:03:35,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-09 09:03:35,686 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 2124 transitions. [2020-12-09 09:03:35,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-09 09:03:35,687 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:03:35,687 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:03:35,687 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-09 09:03:35,687 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:03:35,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:03:35,687 INFO L82 PathProgramCache]: Analyzing trace with hash 2068689892, now seen corresponding path program 4 times [2020-12-09 09:03:35,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:03:35,687 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853256899] [2020-12-09 09:03:35,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:03:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:03:35,936 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-12-09 09:03:36,170 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2020-12-09 09:03:36,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:03:36,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853256899] [2020-12-09 09:03:36,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:03:36,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-09 09:03:36,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897905323] [2020-12-09 09:03:36,391 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-09 09:03:36,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:03:36,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-09 09:03:36,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-12-09 09:03:36,392 INFO L87 Difference]: Start difference. First operand 822 states and 2124 transitions. Second operand 11 states. [2020-12-09 09:03:36,859 WARN L197 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57 [2020-12-09 09:03:37,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:03:37,690 INFO L93 Difference]: Finished difference Result 824 states and 2139 transitions. [2020-12-09 09:03:37,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-09 09:03:37,691 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-12-09 09:03:37,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:03:37,694 INFO L225 Difference]: With dead ends: 824 [2020-12-09 09:03:37,695 INFO L226 Difference]: Without dead ends: 814 [2020-12-09 09:03:37,695 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2020-12-09 09:03:37,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2020-12-09 09:03:37,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 766. [2020-12-09 09:03:37,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 766 states. [2020-12-09 09:03:37,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 1997 transitions. [2020-12-09 09:03:37,716 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 1997 transitions. Word has length 15 [2020-12-09 09:03:37,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:03:37,716 INFO L481 AbstractCegarLoop]: Abstraction has 766 states and 1997 transitions. [2020-12-09 09:03:37,716 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-09 09:03:37,717 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1997 transitions. [2020-12-09 09:03:37,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-09 09:03:37,718 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:03:37,718 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, 1, 1, 1, 1, 1, 1] [2020-12-09 09:03:37,718 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-09 09:03:37,719 INFO L429 AbstractCegarLoop]: === Iteration 12 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:03:37,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:03:37,719 INFO L82 PathProgramCache]: Analyzing trace with hash 97813397, now seen corresponding path program 1 times [2020-12-09 09:03:37,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:03:37,720 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430141245] [2020-12-09 09:03:37,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:03:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:03:37,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:03:37,750 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430141245] [2020-12-09 09:03:37,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:03:37,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:03:37,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412485108] [2020-12-09 09:03:37,751 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:03:37,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:03:37,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:03:37,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:03:37,752 INFO L87 Difference]: Start difference. First operand 766 states and 1997 transitions. Second operand 3 states. [2020-12-09 09:03:37,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:03:37,785 INFO L93 Difference]: Finished difference Result 361 states and 778 transitions. [2020-12-09 09:03:37,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:03:37,786 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-12-09 09:03:37,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:03:37,788 INFO L225 Difference]: With dead ends: 361 [2020-12-09 09:03:37,788 INFO L226 Difference]: Without dead ends: 355 [2020-12-09 09:03:37,788 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:03:37,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2020-12-09 09:03:37,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 295. [2020-12-09 09:03:37,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-12-09 09:03:37,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 641 transitions. [2020-12-09 09:03:37,793 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 641 transitions. Word has length 35 [2020-12-09 09:03:37,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:03:37,793 INFO L481 AbstractCegarLoop]: Abstraction has 295 states and 641 transitions. [2020-12-09 09:03:37,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:03:37,793 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 641 transitions. [2020-12-09 09:03:37,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-09 09:03:37,794 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:03:37,794 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, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:03:37,794 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-09 09:03:37,794 INFO L429 AbstractCegarLoop]: === Iteration 13 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:03:37,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:03:37,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1596278208, now seen corresponding path program 1 times [2020-12-09 09:03:37,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:03:37,795 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324225438] [2020-12-09 09:03:37,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:03:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:03:38,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:03:38,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324225438] [2020-12-09 09:03:38,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:03:38,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-12-09 09:03:38,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145420941] [2020-12-09 09:03:38,141 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-12-09 09:03:38,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:03:38,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-12-09 09:03:38,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2020-12-09 09:03:38,142 INFO L87 Difference]: Start difference. First operand 295 states and 641 transitions. Second operand 15 states. [2020-12-09 09:03:39,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:03:39,048 INFO L93 Difference]: Finished difference Result 347 states and 748 transitions. [2020-12-09 09:03:39,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-09 09:03:39,049 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 36 [2020-12-09 09:03:39,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:03:39,050 INFO L225 Difference]: With dead ends: 347 [2020-12-09 09:03:39,050 INFO L226 Difference]: Without dead ends: 347 [2020-12-09 09:03:39,051 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=121, Invalid=431, Unknown=0, NotChecked=0, Total=552 [2020-12-09 09:03:39,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2020-12-09 09:03:39,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 341. [2020-12-09 09:03:39,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2020-12-09 09:03:39,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 736 transitions. [2020-12-09 09:03:39,055 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 736 transitions. Word has length 36 [2020-12-09 09:03:39,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:03:39,055 INFO L481 AbstractCegarLoop]: Abstraction has 341 states and 736 transitions. [2020-12-09 09:03:39,055 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-12-09 09:03:39,055 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 736 transitions. [2020-12-09 09:03:39,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-09 09:03:39,056 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:03:39,056 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:03:39,056 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-09 09:03:39,056 INFO L429 AbstractCegarLoop]: === Iteration 14 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:03:39,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:03:39,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1352390724, now seen corresponding path program 1 times [2020-12-09 09:03:39,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:03:39,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782632981] [2020-12-09 09:03:39,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:03:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:03:39,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:03:39,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782632981] [2020-12-09 09:03:39,643 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:03:39,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-12-09 09:03:39,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937800095] [2020-12-09 09:03:39,643 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-12-09 09:03:39,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:03:39,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-12-09 09:03:39,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2020-12-09 09:03:39,644 INFO L87 Difference]: Start difference. First operand 341 states and 736 transitions. Second operand 18 states. [2020-12-09 09:03:40,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:03:40,808 INFO L93 Difference]: Finished difference Result 510 states and 1100 transitions. [2020-12-09 09:03:40,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-09 09:03:40,809 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 37 [2020-12-09 09:03:40,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:03:40,811 INFO L225 Difference]: With dead ends: 510 [2020-12-09 09:03:40,811 INFO L226 Difference]: Without dead ends: 501 [2020-12-09 09:03:40,812 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=170, Invalid=532, Unknown=0, NotChecked=0, Total=702 [2020-12-09 09:03:40,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2020-12-09 09:03:40,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 449. [2020-12-09 09:03:40,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2020-12-09 09:03:40,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 979 transitions. [2020-12-09 09:03:40,818 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 979 transitions. Word has length 37 [2020-12-09 09:03:40,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:03:40,818 INFO L481 AbstractCegarLoop]: Abstraction has 449 states and 979 transitions. [2020-12-09 09:03:40,818 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-12-09 09:03:40,818 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 979 transitions. [2020-12-09 09:03:40,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 09:03:40,819 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:03:40,819 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:03:40,819 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-09 09:03:40,819 INFO L429 AbstractCegarLoop]: === Iteration 15 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:03:40,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:03:40,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1021673855, now seen corresponding path program 1 times [2020-12-09 09:03:40,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:03:40,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625329183] [2020-12-09 09:03:40,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:03:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:03:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:03:42,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625329183] [2020-12-09 09:03:42,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:03:42,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-12-09 09:03:42,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418126732] [2020-12-09 09:03:42,139 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-12-09 09:03:42,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:03:42,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-12-09 09:03:42,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=403, Unknown=0, NotChecked=0, Total=462 [2020-12-09 09:03:42,140 INFO L87 Difference]: Start difference. First operand 449 states and 979 transitions. Second operand 22 states. [2020-12-09 09:03:45,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:03:45,440 INFO L93 Difference]: Finished difference Result 625 states and 1336 transitions. [2020-12-09 09:03:45,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-12-09 09:03:45,441 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 38 [2020-12-09 09:03:45,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:03:45,443 INFO L225 Difference]: With dead ends: 625 [2020-12-09 09:03:45,444 INFO L226 Difference]: Without dead ends: 585 [2020-12-09 09:03:45,444 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 379 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=224, Invalid=1582, Unknown=0, NotChecked=0, Total=1806 [2020-12-09 09:03:45,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2020-12-09 09:03:45,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 534. [2020-12-09 09:03:45,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 534 states. [2020-12-09 09:03:45,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 1140 transitions. [2020-12-09 09:03:45,451 INFO L78 Accepts]: Start accepts. Automaton has 534 states and 1140 transitions. Word has length 38 [2020-12-09 09:03:45,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:03:45,451 INFO L481 AbstractCegarLoop]: Abstraction has 534 states and 1140 transitions. [2020-12-09 09:03:45,451 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-12-09 09:03:45,451 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1140 transitions. [2020-12-09 09:03:45,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 09:03:45,452 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:03:45,452 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:03:45,452 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-09 09:03:45,452 INFO L429 AbstractCegarLoop]: === Iteration 16 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:03:45,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:03:45,452 INFO L82 PathProgramCache]: Analyzing trace with hash 52028751, now seen corresponding path program 2 times [2020-12-09 09:03:45,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:03:45,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055210197] [2020-12-09 09:03:45,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:03:45,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:03:46,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:03:46,537 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055210197] [2020-12-09 09:03:46,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:03:46,538 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-12-09 09:03:46,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587175262] [2020-12-09 09:03:46,538 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-12-09 09:03:46,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:03:46,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-12-09 09:03:46,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=403, Unknown=0, NotChecked=0, Total=462 [2020-12-09 09:03:46,539 INFO L87 Difference]: Start difference. First operand 534 states and 1140 transitions. Second operand 22 states. [2020-12-09 09:03:49,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:03:49,983 INFO L93 Difference]: Finished difference Result 708 states and 1494 transitions. [2020-12-09 09:03:49,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-12-09 09:03:49,984 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 38 [2020-12-09 09:03:49,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:03:49,987 INFO L225 Difference]: With dead ends: 708 [2020-12-09 09:03:49,987 INFO L226 Difference]: Without dead ends: 668 [2020-12-09 09:03:49,988 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 397 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=235, Invalid=1657, Unknown=0, NotChecked=0, Total=1892 [2020-12-09 09:03:49,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2020-12-09 09:03:49,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 534. [2020-12-09 09:03:49,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 534 states. [2020-12-09 09:03:49,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 1140 transitions. [2020-12-09 09:03:49,995 INFO L78 Accepts]: Start accepts. Automaton has 534 states and 1140 transitions. Word has length 38 [2020-12-09 09:03:49,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:03:49,996 INFO L481 AbstractCegarLoop]: Abstraction has 534 states and 1140 transitions. [2020-12-09 09:03:49,996 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-12-09 09:03:49,996 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1140 transitions. [2020-12-09 09:03:49,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 09:03:49,997 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:03:49,997 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:03:49,997 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-09 09:03:49,997 INFO L429 AbstractCegarLoop]: === Iteration 17 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:03:49,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:03:49,997 INFO L82 PathProgramCache]: Analyzing trace with hash 120079199, now seen corresponding path program 3 times [2020-12-09 09:03:49,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:03:49,997 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886532574] [2020-12-09 09:03:49,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:03:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:03:51,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:03:51,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886532574] [2020-12-09 09:03:51,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:03:51,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-12-09 09:03:51,213 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493190523] [2020-12-09 09:03:51,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-12-09 09:03:51,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:03:51,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-12-09 09:03:51,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=403, Unknown=0, NotChecked=0, Total=462 [2020-12-09 09:03:51,213 INFO L87 Difference]: Start difference. First operand 534 states and 1140 transitions. Second operand 22 states. [2020-12-09 09:03:54,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:03:54,731 INFO L93 Difference]: Finished difference Result 698 states and 1479 transitions. [2020-12-09 09:03:54,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-12-09 09:03:54,732 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 38 [2020-12-09 09:03:54,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:03:54,735 INFO L225 Difference]: With dead ends: 698 [2020-12-09 09:03:54,735 INFO L226 Difference]: Without dead ends: 658 [2020-12-09 09:03:54,735 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 378 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=223, Invalid=1583, Unknown=0, NotChecked=0, Total=1806 [2020-12-09 09:03:54,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2020-12-09 09:03:54,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 534. [2020-12-09 09:03:54,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 534 states. [2020-12-09 09:03:54,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 1140 transitions. [2020-12-09 09:03:54,743 INFO L78 Accepts]: Start accepts. Automaton has 534 states and 1140 transitions. Word has length 38 [2020-12-09 09:03:54,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:03:54,743 INFO L481 AbstractCegarLoop]: Abstraction has 534 states and 1140 transitions. [2020-12-09 09:03:54,743 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-12-09 09:03:54,744 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1140 transitions. [2020-12-09 09:03:54,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 09:03:54,744 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:03:54,744 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:03:54,744 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-09 09:03:54,745 INFO L429 AbstractCegarLoop]: === Iteration 18 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:03:54,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:03:54,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1668861819, now seen corresponding path program 4 times [2020-12-09 09:03:54,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:03:54,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031752018] [2020-12-09 09:03:54,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:03:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:03:55,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:03:55,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031752018] [2020-12-09 09:03:55,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:03:55,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-12-09 09:03:55,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122746470] [2020-12-09 09:03:55,902 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-12-09 09:03:55,902 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:03:55,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-12-09 09:03:55,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=403, Unknown=0, NotChecked=0, Total=462 [2020-12-09 09:03:55,903 INFO L87 Difference]: Start difference. First operand 534 states and 1140 transitions. Second operand 22 states. [2020-12-09 09:03:59,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:03:59,376 INFO L93 Difference]: Finished difference Result 758 states and 1608 transitions. [2020-12-09 09:03:59,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-12-09 09:03:59,378 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 38 [2020-12-09 09:03:59,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:03:59,381 INFO L225 Difference]: With dead ends: 758 [2020-12-09 09:03:59,381 INFO L226 Difference]: Without dead ends: 718 [2020-12-09 09:03:59,381 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=217, Invalid=1505, Unknown=0, NotChecked=0, Total=1722 [2020-12-09 09:03:59,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 718 states. [2020-12-09 09:03:59,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 718 to 537. [2020-12-09 09:03:59,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 537 states. [2020-12-09 09:03:59,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 1147 transitions. [2020-12-09 09:03:59,389 INFO L78 Accepts]: Start accepts. Automaton has 537 states and 1147 transitions. Word has length 38 [2020-12-09 09:03:59,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:03:59,389 INFO L481 AbstractCegarLoop]: Abstraction has 537 states and 1147 transitions. [2020-12-09 09:03:59,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-12-09 09:03:59,389 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1147 transitions. [2020-12-09 09:03:59,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 09:03:59,390 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:03:59,390 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:03:59,390 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-09 09:03:59,390 INFO L429 AbstractCegarLoop]: === Iteration 19 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:03:59,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:03:59,390 INFO L82 PathProgramCache]: Analyzing trace with hash 597614805, now seen corresponding path program 5 times [2020-12-09 09:03:59,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:03:59,391 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171318708] [2020-12-09 09:03:59,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:03:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:04:00,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:04:00,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171318708] [2020-12-09 09:04:00,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:04:00,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-12-09 09:04:00,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146722881] [2020-12-09 09:04:00,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-12-09 09:04:00,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:04:00,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-12-09 09:04:00,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2020-12-09 09:04:00,551 INFO L87 Difference]: Start difference. First operand 537 states and 1147 transitions. Second operand 22 states. [2020-12-09 09:04:04,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:04:04,724 INFO L93 Difference]: Finished difference Result 779 states and 1661 transitions. [2020-12-09 09:04:04,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-12-09 09:04:04,725 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 38 [2020-12-09 09:04:04,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:04:04,728 INFO L225 Difference]: With dead ends: 779 [2020-12-09 09:04:04,728 INFO L226 Difference]: Without dead ends: 739 [2020-12-09 09:04:04,729 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 495 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=280, Invalid=1976, Unknown=0, NotChecked=0, Total=2256 [2020-12-09 09:04:04,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2020-12-09 09:04:04,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 552. [2020-12-09 09:04:04,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 552 states. [2020-12-09 09:04:04,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 1185 transitions. [2020-12-09 09:04:04,736 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 1185 transitions. Word has length 38 [2020-12-09 09:04:04,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:04:04,736 INFO L481 AbstractCegarLoop]: Abstraction has 552 states and 1185 transitions. [2020-12-09 09:04:04,737 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-12-09 09:04:04,737 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1185 transitions. [2020-12-09 09:04:04,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 09:04:04,737 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:04:04,737 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:04:04,737 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-09 09:04:04,737 INFO L429 AbstractCegarLoop]: === Iteration 20 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:04:04,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:04:04,738 INFO L82 PathProgramCache]: Analyzing trace with hash 1541600633, now seen corresponding path program 6 times [2020-12-09 09:04:04,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:04:04,738 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246905425] [2020-12-09 09:04:04,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:04:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:04:06,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:04:06,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246905425] [2020-12-09 09:04:06,046 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:04:06,046 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-12-09 09:04:06,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329818763] [2020-12-09 09:04:06,046 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-12-09 09:04:06,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:04:06,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-12-09 09:04:06,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=408, Unknown=0, NotChecked=0, Total=462 [2020-12-09 09:04:06,047 INFO L87 Difference]: Start difference. First operand 552 states and 1185 transitions. Second operand 22 states. [2020-12-09 09:04:10,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:04:10,133 INFO L93 Difference]: Finished difference Result 864 states and 1836 transitions. [2020-12-09 09:04:10,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-12-09 09:04:10,134 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 38 [2020-12-09 09:04:10,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:04:10,138 INFO L225 Difference]: With dead ends: 864 [2020-12-09 09:04:10,138 INFO L226 Difference]: Without dead ends: 824 [2020-12-09 09:04:10,138 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 521 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=284, Invalid=2068, Unknown=0, NotChecked=0, Total=2352 [2020-12-09 09:04:10,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2020-12-09 09:04:10,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 558. [2020-12-09 09:04:10,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2020-12-09 09:04:10,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 1199 transitions. [2020-12-09 09:04:10,146 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 1199 transitions. Word has length 38 [2020-12-09 09:04:10,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:04:10,147 INFO L481 AbstractCegarLoop]: Abstraction has 558 states and 1199 transitions. [2020-12-09 09:04:10,147 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-12-09 09:04:10,147 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1199 transitions. [2020-12-09 09:04:10,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 09:04:10,147 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:04:10,147 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:04:10,148 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-09 09:04:10,148 INFO L429 AbstractCegarLoop]: === Iteration 21 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:04:10,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:04:10,148 INFO L82 PathProgramCache]: Analyzing trace with hash 419172859, now seen corresponding path program 7 times [2020-12-09 09:04:10,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:04:10,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525413475] [2020-12-09 09:04:10,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:04:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:04:11,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:04:11,374 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525413475] [2020-12-09 09:04:11,374 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:04:11,374 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-12-09 09:04:11,374 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558175571] [2020-12-09 09:04:11,374 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-12-09 09:04:11,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:04:11,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-12-09 09:04:11,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-12-09 09:04:11,375 INFO L87 Difference]: Start difference. First operand 558 states and 1199 transitions. Second operand 22 states. [2020-12-09 09:04:15,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:04:15,474 INFO L93 Difference]: Finished difference Result 928 states and 1982 transitions. [2020-12-09 09:04:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-12-09 09:04:15,476 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 38 [2020-12-09 09:04:15,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:04:15,479 INFO L225 Difference]: With dead ends: 928 [2020-12-09 09:04:15,479 INFO L226 Difference]: Without dead ends: 888 [2020-12-09 09:04:15,480 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 489 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=272, Invalid=1984, Unknown=0, NotChecked=0, Total=2256 [2020-12-09 09:04:15,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2020-12-09 09:04:15,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 585. [2020-12-09 09:04:15,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 585 states. [2020-12-09 09:04:15,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 1262 transitions. [2020-12-09 09:04:15,489 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 1262 transitions. Word has length 38 [2020-12-09 09:04:15,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:04:15,489 INFO L481 AbstractCegarLoop]: Abstraction has 585 states and 1262 transitions. [2020-12-09 09:04:15,489 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-12-09 09:04:15,489 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1262 transitions. [2020-12-09 09:04:15,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 09:04:15,490 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:04:15,490 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:04:15,490 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-09 09:04:15,490 INFO L429 AbstractCegarLoop]: === Iteration 22 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:04:15,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:04:15,490 INFO L82 PathProgramCache]: Analyzing trace with hash -1446752571, now seen corresponding path program 8 times [2020-12-09 09:04:15,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:04:15,490 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909267973] [2020-12-09 09:04:15,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:04:15,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:04:16,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:04:16,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909267973] [2020-12-09 09:04:16,676 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:04:16,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-12-09 09:04:16,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685580737] [2020-12-09 09:04:16,677 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-12-09 09:04:16,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:04:16,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-12-09 09:04:16,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2020-12-09 09:04:16,677 INFO L87 Difference]: Start difference. First operand 585 states and 1262 transitions. Second operand 22 states. [2020-12-09 09:04:18,201 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 48 [2020-12-09 09:04:18,649 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2020-12-09 09:04:18,813 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 52 [2020-12-09 09:04:19,170 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 58 [2020-12-09 09:04:19,344 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 57 [2020-12-09 09:04:19,879 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 61 [2020-12-09 09:04:22,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:04:22,092 INFO L93 Difference]: Finished difference Result 1075 states and 2319 transitions. [2020-12-09 09:04:22,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-12-09 09:04:22,093 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 38 [2020-12-09 09:04:22,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:04:22,098 INFO L225 Difference]: With dead ends: 1075 [2020-12-09 09:04:22,098 INFO L226 Difference]: Without dead ends: 1035 [2020-12-09 09:04:22,099 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 660 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=345, Invalid=2517, Unknown=0, NotChecked=0, Total=2862 [2020-12-09 09:04:22,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1035 states. [2020-12-09 09:04:22,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1035 to 594. [2020-12-09 09:04:22,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2020-12-09 09:04:22,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 1285 transitions. [2020-12-09 09:04:22,109 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 1285 transitions. Word has length 38 [2020-12-09 09:04:22,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:04:22,109 INFO L481 AbstractCegarLoop]: Abstraction has 594 states and 1285 transitions. [2020-12-09 09:04:22,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-12-09 09:04:22,109 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1285 transitions. [2020-12-09 09:04:22,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 09:04:22,110 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:04:22,110 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:04:22,110 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-09 09:04:22,110 INFO L429 AbstractCegarLoop]: === Iteration 23 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:04:22,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:04:22,111 INFO L82 PathProgramCache]: Analyzing trace with hash -1561828795, now seen corresponding path program 9 times [2020-12-09 09:04:22,111 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:04:22,111 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492607143] [2020-12-09 09:04:22,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:04:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:04:23,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:04:23,515 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492607143] [2020-12-09 09:04:23,515 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:04:23,515 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-12-09 09:04:23,515 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719210013] [2020-12-09 09:04:23,515 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-12-09 09:04:23,515 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:04:23,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-12-09 09:04:23,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2020-12-09 09:04:23,515 INFO L87 Difference]: Start difference. First operand 594 states and 1285 transitions. Second operand 22 states. [2020-12-09 09:04:25,284 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 52 [2020-12-09 09:04:25,592 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 57 [2020-12-09 09:04:25,996 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2020-12-09 09:04:27,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:04:27,921 INFO L93 Difference]: Finished difference Result 869 states and 1848 transitions. [2020-12-09 09:04:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-12-09 09:04:27,923 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 38 [2020-12-09 09:04:27,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:04:27,927 INFO L225 Difference]: With dead ends: 869 [2020-12-09 09:04:27,927 INFO L226 Difference]: Without dead ends: 829 [2020-12-09 09:04:27,928 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 401 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=227, Invalid=1665, Unknown=0, NotChecked=0, Total=1892 [2020-12-09 09:04:27,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 829 states. [2020-12-09 09:04:27,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 829 to 591. [2020-12-09 09:04:27,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 591 states. [2020-12-09 09:04:27,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 591 states and 1278 transitions. [2020-12-09 09:04:27,938 INFO L78 Accepts]: Start accepts. Automaton has 591 states and 1278 transitions. Word has length 38 [2020-12-09 09:04:27,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:04:27,938 INFO L481 AbstractCegarLoop]: Abstraction has 591 states and 1278 transitions. [2020-12-09 09:04:27,938 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-12-09 09:04:27,938 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1278 transitions. [2020-12-09 09:04:27,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 09:04:27,939 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:04:27,939 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:04:27,939 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-09 09:04:27,939 INFO L429 AbstractCegarLoop]: === Iteration 24 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:04:27,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:04:27,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1006339003, now seen corresponding path program 10 times [2020-12-09 09:04:27,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:04:27,940 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034214540] [2020-12-09 09:04:27,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:04:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:04:28,165 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2020-12-09 09:04:28,315 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 46 [2020-12-09 09:04:28,803 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-12-09 09:04:28,951 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-12-09 09:04:29,089 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-12-09 09:04:29,259 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2020-12-09 09:04:29,479 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2020-12-09 09:04:30,020 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2020-12-09 09:04:30,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:04:30,817 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034214540] [2020-12-09 09:04:30,817 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:04:30,817 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-12-09 09:04:30,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243346994] [2020-12-09 09:04:30,817 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-12-09 09:04:30,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:04:30,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-12-09 09:04:30,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2020-12-09 09:04:30,818 INFO L87 Difference]: Start difference. First operand 591 states and 1278 transitions. Second operand 21 states. [2020-12-09 09:04:31,271 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2020-12-09 09:04:31,589 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 74 [2020-12-09 09:04:31,979 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 64 [2020-12-09 09:04:32,337 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 52 [2020-12-09 09:04:32,523 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2020-12-09 09:04:32,859 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 77 [2020-12-09 09:04:33,384 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 60 [2020-12-09 09:04:33,757 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2020-12-09 09:04:34,090 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 62 [2020-12-09 09:04:34,476 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 61 [2020-12-09 09:04:34,758 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 68 [2020-12-09 09:04:35,010 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 65 [2020-12-09 09:04:35,679 WARN L197 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 77 [2020-12-09 09:04:35,950 WARN L197 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 70 [2020-12-09 09:04:36,468 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 57 [2020-12-09 09:04:36,920 WARN L197 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 80 [2020-12-09 09:04:37,213 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 49 [2020-12-09 09:04:37,560 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 60 [2020-12-09 09:04:37,839 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 52 [2020-12-09 09:04:38,824 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 66 [2020-12-09 09:04:39,307 WARN L197 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 74 [2020-12-09 09:04:39,519 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-09 09:04:39,741 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2020-12-09 09:04:39,979 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 56 [2020-12-09 09:04:40,470 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 64 [2020-12-09 09:04:40,787 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 48 [2020-12-09 09:04:41,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:04:41,240 INFO L93 Difference]: Finished difference Result 1063 states and 2290 transitions. [2020-12-09 09:04:41,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-12-09 09:04:41,242 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 38 [2020-12-09 09:04:41,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:04:41,244 INFO L225 Difference]: With dead ends: 1063 [2020-12-09 09:04:41,244 INFO L226 Difference]: Without dead ends: 1023 [2020-12-09 09:04:41,245 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 697 ImplicationChecksByTransitivity, 9.4s TimeCoverageRelationStatistics Valid=367, Invalid=2495, Unknown=0, NotChecked=0, Total=2862 [2020-12-09 09:04:41,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1023 states. [2020-12-09 09:04:41,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1023 to 595. [2020-12-09 09:04:41,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 595 states. [2020-12-09 09:04:41,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 1284 transitions. [2020-12-09 09:04:41,254 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 1284 transitions. Word has length 38 [2020-12-09 09:04:41,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:04:41,255 INFO L481 AbstractCegarLoop]: Abstraction has 595 states and 1284 transitions. [2020-12-09 09:04:41,255 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-12-09 09:04:41,255 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1284 transitions. [2020-12-09 09:04:41,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 09:04:41,255 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:04:41,256 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:04:41,256 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-09 09:04:41,256 INFO L429 AbstractCegarLoop]: === Iteration 25 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:04:41,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:04:41,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1534748375, now seen corresponding path program 11 times [2020-12-09 09:04:41,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:04:41,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382353702] [2020-12-09 09:04:41,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:04:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:04:41,609 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2020-12-09 09:04:41,775 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 45 [2020-12-09 09:04:41,910 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2020-12-09 09:04:42,632 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2020-12-09 09:04:42,856 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 49 [2020-12-09 09:04:43,024 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2020-12-09 09:04:44,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:04:44,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382353702] [2020-12-09 09:04:44,101 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:04:44,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-12-09 09:04:44,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988222744] [2020-12-09 09:04:44,101 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-12-09 09:04:44,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:04:44,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-12-09 09:04:44,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2020-12-09 09:04:44,102 INFO L87 Difference]: Start difference. First operand 595 states and 1284 transitions. Second operand 22 states. [2020-12-09 09:04:44,784 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-12-09 09:04:45,132 WARN L197 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 59 [2020-12-09 09:04:45,618 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 66 [2020-12-09 09:04:45,898 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 55 [2020-12-09 09:04:46,380 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 59 [2020-12-09 09:04:46,741 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2020-12-09 09:04:47,038 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 62 [2020-12-09 09:04:47,445 WARN L197 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 67 [2020-12-09 09:04:47,964 WARN L197 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 71 [2020-12-09 09:04:48,271 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 50 [2020-12-09 09:04:48,689 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 45 [2020-12-09 09:04:49,348 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-09 09:04:49,748 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-09 09:04:50,612 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-12-09 09:04:51,080 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-09 09:04:51,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:04:51,752 INFO L93 Difference]: Finished difference Result 771 states and 1641 transitions. [2020-12-09 09:04:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-12-09 09:04:51,754 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 38 [2020-12-09 09:04:51,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:04:51,755 INFO L225 Difference]: With dead ends: 771 [2020-12-09 09:04:51,755 INFO L226 Difference]: Without dead ends: 731 [2020-12-09 09:04:51,756 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=222, Invalid=1584, Unknown=0, NotChecked=0, Total=1806 [2020-12-09 09:04:51,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 731 states. [2020-12-09 09:04:51,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 731 to 597. [2020-12-09 09:04:51,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 597 states. [2020-12-09 09:04:51,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 597 states and 1287 transitions. [2020-12-09 09:04:51,764 INFO L78 Accepts]: Start accepts. Automaton has 597 states and 1287 transitions. Word has length 38 [2020-12-09 09:04:51,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:04:51,765 INFO L481 AbstractCegarLoop]: Abstraction has 597 states and 1287 transitions. [2020-12-09 09:04:51,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-12-09 09:04:51,765 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1287 transitions. [2020-12-09 09:04:51,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 09:04:51,765 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:04:51,766 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:04:51,766 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-09 09:04:51,766 INFO L429 AbstractCegarLoop]: === Iteration 26 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:04:51,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:04:51,766 INFO L82 PathProgramCache]: Analyzing trace with hash 409921243, now seen corresponding path program 12 times [2020-12-09 09:04:51,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:04:51,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145353426] [2020-12-09 09:04:51,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:04:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:04:52,055 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2020-12-09 09:04:52,253 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 45 [2020-12-09 09:04:52,388 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2020-12-09 09:04:52,550 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2020-12-09 09:04:52,939 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2020-12-09 09:04:53,240 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2020-12-09 09:04:53,494 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 49 [2020-12-09 09:04:53,696 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2020-12-09 09:04:54,041 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2020-12-09 09:04:54,348 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2020-12-09 09:04:54,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:04:54,840 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145353426] [2020-12-09 09:04:54,840 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:04:54,840 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-12-09 09:04:54,840 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109520062] [2020-12-09 09:04:54,840 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-12-09 09:04:54,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:04:54,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-12-09 09:04:54,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2020-12-09 09:04:54,841 INFO L87 Difference]: Start difference. First operand 597 states and 1287 transitions. Second operand 22 states. [2020-12-09 09:04:55,415 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-12-09 09:04:55,799 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 59 [2020-12-09 09:04:56,310 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 66 [2020-12-09 09:04:56,656 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 55 [2020-12-09 09:04:57,211 WARN L197 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 59 [2020-12-09 09:04:57,607 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2020-12-09 09:04:57,944 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 62 [2020-12-09 09:04:58,365 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 67 [2020-12-09 09:04:58,867 WARN L197 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 71 [2020-12-09 09:04:59,219 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 50 [2020-12-09 09:04:59,688 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 45 [2020-12-09 09:05:00,250 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-09 09:05:00,667 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-09 09:05:00,886 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-12-09 09:05:01,068 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-12-09 09:05:01,246 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-09 09:05:01,580 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-12-09 09:05:02,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:05:02,545 INFO L93 Difference]: Finished difference Result 777 states and 1652 transitions. [2020-12-09 09:05:02,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-12-09 09:05:02,547 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 38 [2020-12-09 09:05:02,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:05:02,548 INFO L225 Difference]: With dead ends: 777 [2020-12-09 09:05:02,549 INFO L226 Difference]: Without dead ends: 737 [2020-12-09 09:05:02,549 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 386 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=235, Invalid=1657, Unknown=0, NotChecked=0, Total=1892 [2020-12-09 09:05:02,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2020-12-09 09:05:02,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 599. [2020-12-09 09:05:02,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 599 states. [2020-12-09 09:05:02,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 1292 transitions. [2020-12-09 09:05:02,558 INFO L78 Accepts]: Start accepts. Automaton has 599 states and 1292 transitions. Word has length 38 [2020-12-09 09:05:02,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:05:02,558 INFO L481 AbstractCegarLoop]: Abstraction has 599 states and 1292 transitions. [2020-12-09 09:05:02,558 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-12-09 09:05:02,558 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1292 transitions. [2020-12-09 09:05:02,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-09 09:05:02,559 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:05:02,559 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:05:02,559 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-09 09:05:02,559 INFO L429 AbstractCegarLoop]: === Iteration 27 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:05:02,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:05:02,559 INFO L82 PathProgramCache]: Analyzing trace with hash 969057113, now seen corresponding path program 1 times [2020-12-09 09:05:02,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:05:02,559 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397767108] [2020-12-09 09:05:02,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:05:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:05:03,269 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 40 [2020-12-09 09:05:04,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:05:04,224 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397767108] [2020-12-09 09:05:04,224 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:05:04,224 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2020-12-09 09:05:04,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848081545] [2020-12-09 09:05:04,224 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-12-09 09:05:04,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:05:04,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-12-09 09:05:04,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2020-12-09 09:05:04,225 INFO L87 Difference]: Start difference. First operand 599 states and 1292 transitions. Second operand 23 states. [2020-12-09 09:05:05,823 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 55 [2020-12-09 09:05:07,686 WARN L197 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 59 [2020-12-09 09:05:08,452 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2020-12-09 09:05:12,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:05:12,126 INFO L93 Difference]: Finished difference Result 961 states and 2072 transitions. [2020-12-09 09:05:12,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-12-09 09:05:12,127 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 39 [2020-12-09 09:05:12,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:05:12,129 INFO L225 Difference]: With dead ends: 961 [2020-12-09 09:05:12,129 INFO L226 Difference]: Without dead ends: 921 [2020-12-09 09:05:12,130 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 824 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=488, Invalid=2934, Unknown=0, NotChecked=0, Total=3422 [2020-12-09 09:05:12,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states. [2020-12-09 09:05:12,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 601. [2020-12-09 09:05:12,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2020-12-09 09:05:12,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 1297 transitions. [2020-12-09 09:05:12,139 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 1297 transitions. Word has length 39 [2020-12-09 09:05:12,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:05:12,139 INFO L481 AbstractCegarLoop]: Abstraction has 601 states and 1297 transitions. [2020-12-09 09:05:12,140 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-12-09 09:05:12,140 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1297 transitions. [2020-12-09 09:05:12,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-09 09:05:12,140 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:05:12,140 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:05:12,140 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-12-09 09:05:12,141 INFO L429 AbstractCegarLoop]: === Iteration 28 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:05:12,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:05:12,141 INFO L82 PathProgramCache]: Analyzing trace with hash -867035037, now seen corresponding path program 1 times [2020-12-09 09:05:12,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:05:12,141 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53788125] [2020-12-09 09:05:12,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:05:12,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:05:12,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:05:12,164 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53788125] [2020-12-09 09:05:12,164 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:05:12,164 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:05:12,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807227818] [2020-12-09 09:05:12,164 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:05:12,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:05:12,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:05:12,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:05:12,165 INFO L87 Difference]: Start difference. First operand 601 states and 1297 transitions. Second operand 3 states. [2020-12-09 09:05:12,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:05:12,179 INFO L93 Difference]: Finished difference Result 661 states and 1419 transitions. [2020-12-09 09:05:12,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:05:12,181 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-12-09 09:05:12,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:05:12,182 INFO L225 Difference]: With dead ends: 661 [2020-12-09 09:05:12,182 INFO L226 Difference]: Without dead ends: 611 [2020-12-09 09:05:12,182 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:05:12,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2020-12-09 09:05:12,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 571. [2020-12-09 09:05:12,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 571 states. [2020-12-09 09:05:12,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 1223 transitions. [2020-12-09 09:05:12,189 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 1223 transitions. Word has length 40 [2020-12-09 09:05:12,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:05:12,189 INFO L481 AbstractCegarLoop]: Abstraction has 571 states and 1223 transitions. [2020-12-09 09:05:12,189 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:05:12,189 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1223 transitions. [2020-12-09 09:05:12,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-09 09:05:12,190 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:05:12,190 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:05:12,190 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-12-09 09:05:12,190 INFO L429 AbstractCegarLoop]: === Iteration 29 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:05:12,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:05:12,190 INFO L82 PathProgramCache]: Analyzing trace with hash 176617955, now seen corresponding path program 2 times [2020-12-09 09:05:12,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:05:12,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979694060] [2020-12-09 09:05:12,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:05:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 09:05:12,223 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 09:05:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 09:05:12,257 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 09:05:12,287 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-12-09 09:05:12,287 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-09 09:05:12,287 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-12-09 09:05:12,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 09:05:12 BasicIcfg [2020-12-09 09:05:12,358 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 09:05:12,359 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 09:05:12,359 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 09:05:12,359 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 09:05:12,359 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:02:30" (3/4) ... [2020-12-09 09:05:12,361 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-09 09:05:12,419 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c779b3dd-46b9-4017-9ab7-116b597c0c36/bin/utaipan/witness.graphml [2020-12-09 09:05:12,419 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 09:05:12,420 INFO L168 Benchmark]: Toolchain (without parser) took 163380.87 ms. Allocated memory was 111.1 MB in the beginning and 308.3 MB in the end (delta: 197.1 MB). Free memory was 79.0 MB in the beginning and 161.8 MB in the end (delta: -82.8 MB). Peak memory consumption was 115.1 MB. Max. memory is 16.1 GB. [2020-12-09 09:05:12,420 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 111.1 MB. Free memory is still 88.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 09:05:12,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 476.82 ms. Allocated memory is still 111.1 MB. Free memory was 78.8 MB in the beginning and 77.9 MB in the end (delta: 846.8 kB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. [2020-12-09 09:05:12,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.45 ms. Allocated memory is still 111.1 MB. Free memory was 77.9 MB in the beginning and 74.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 09:05:12,421 INFO L168 Benchmark]: Boogie Preprocessor took 37.14 ms. Allocated memory is still 111.1 MB. Free memory was 74.8 MB in the beginning and 72.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 09:05:12,421 INFO L168 Benchmark]: RCFGBuilder took 417.99 ms. Allocated memory was 111.1 MB in the beginning and 140.5 MB in the end (delta: 29.4 MB). Free memory was 72.8 MB in the beginning and 89.6 MB in the end (delta: -16.8 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-12-09 09:05:12,422 INFO L168 Benchmark]: TraceAbstraction took 162341.34 ms. Allocated memory was 140.5 MB in the beginning and 308.3 MB in the end (delta: 167.8 MB). Free memory was 89.0 MB in the beginning and 186.9 MB in the end (delta: -98.0 MB). Peak memory consumption was 71.9 MB. Max. memory is 16.1 GB. [2020-12-09 09:05:12,422 INFO L168 Benchmark]: Witness Printer took 60.67 ms. Allocated memory is still 308.3 MB. Free memory was 186.9 MB in the beginning and 161.8 MB in the end (delta: 25.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-09 09:05:12,423 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 111.1 MB. Free memory is still 88.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 476.82 ms. Allocated memory is still 111.1 MB. Free memory was 78.8 MB in the beginning and 77.9 MB in the end (delta: 846.8 kB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.45 ms. Allocated memory is still 111.1 MB. Free memory was 77.9 MB in the beginning and 74.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 37.14 ms. Allocated memory is still 111.1 MB. Free memory was 74.8 MB in the beginning and 72.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 417.99 ms. Allocated memory was 111.1 MB in the beginning and 140.5 MB in the end (delta: 29.4 MB). Free memory was 72.8 MB in the beginning and 89.6 MB in the end (delta: -16.8 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 162341.34 ms. Allocated memory was 140.5 MB in the beginning and 308.3 MB in the end (delta: 167.8 MB). Free memory was 89.0 MB in the beginning and 186.9 MB in the end (delta: -98.0 MB). Peak memory consumption was 71.9 MB. Max. memory is 16.1 GB. * Witness Printer took 60.67 ms. Allocated memory is still 308.3 MB. Free memory was 186.9 MB in the beginning and 161.8 MB in the end (delta: 25.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 9892 VarBasedMoverChecksPositive, 200 VarBasedMoverChecksNegative, 39 SemBasedMoverChecksPositive, 161 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.8s, 779 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 12.2s, 241 PlacesBefore, 65 PlacesAfterwards, 251 TransitionsBefore, 71 TransitionsAfterwards, 15260 CoEnabledTransitionPairs, 7 FixpointIterations, 64 TrivialSequentialCompositions, 115 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 27 ConcurrentYvCompositions, 4 ChoiceCompositions, 213 TotalNumberOfCompositions, 32729 MoverChecksTotal - CounterExampleResult [Line: 1043]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L947] 0 pthread_mutex_t m; [L949] 0 int stored_elements[(20)]; [L950] 0 _Bool enqueue_flag, dequeue_flag; [L951] 0 QType queue; [L1054] 0 pthread_t id1, id2; [L1055] 0 enqueue_flag=(1) [L1056] 0 dequeue_flag=(0) [L954] 0 q->head=0 [L955] 0 q->tail=0 [L956] 0 q->amount=0 [L960] EXPR 0 q->head [L960] EXPR 0 q->tail [L960] COND TRUE 0 q->head == q->tail [L963] 0 return (-1); [L1058] COND FALSE 0 !(!empty(&queue)==(-1)) [L1063] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, &queue) VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L1007] 1 int value, i; [L1009] 1 value = __VERIFIER_nondet_int() [L980] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L1064] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, &queue) VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L1036] 2 int i; [L1037] 2 i=0 VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L980] 1 q->element[q->tail] = x VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L981] EXPR 1 q->amount VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L981] 1 q->amount++ [L982] EXPR 1 q->tail [L982] COND FALSE 1 !(q->tail == (20)) [L988] EXPR 1 q->tail [L988] 1 q->tail++ [L990] 1 return 0; [L1010] COND FALSE 1 !(enqueue(&queue,value)) [L1013] 1 stored_elements[0]=value [L960] EXPR 1 q->head VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L960] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L960] COND FALSE 1 !(q->head == q->tail) [L966] 1 return 0; [L1014] COND FALSE 1 !(empty(&queue)) [L1018] 1 i=0 VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L1037] COND TRUE 2 i<(20) [L1040] COND FALSE 2 !(\read(dequeue_flag)) VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L1037] 2 i++ VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L1018] COND TRUE 1 i<((20)-1) [L1021] COND TRUE 1 \read(enqueue_flag) [L1023] 1 value = __VERIFIER_nondet_int() [L980] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L980] 1 q->element[q->tail] = x VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L981] EXPR 1 q->amount VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L981] 1 q->amount++ [L982] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L982] COND FALSE 1 !(q->tail == (20)) [L988] EXPR 1 q->tail [L988] 1 q->tail++ [L990] 1 return 0; [L1025] 1 stored_elements[i+1]=value VAL [dequeue_flag=0, enqueue_flag=1, m={7:0}, queue={6:0}, stored_elements={5:0}] [L1026] 1 enqueue_flag=(0) VAL [dequeue_flag=0, enqueue_flag=0, m={7:0}, queue={6:0}, stored_elements={5:0}] [L1027] 1 dequeue_flag=(1) VAL [dequeue_flag=1, enqueue_flag=0, m={7:0}, queue={6:0}, stored_elements={5:0}] [L1037] COND TRUE 2 i<(20) [L1040] COND TRUE 2 \read(dequeue_flag) [L994] 2 int x; [L995] EXPR 2 q->head VAL [dequeue_flag=1, enqueue_flag=0, m={7:0}, queue={6:0}, stored_elements={5:0}] [L995] EXPR 2 q->element[q->head] [L995] 2 x = q->element[q->head] [L996] EXPR 2 q->amount [L996] 2 q->amount-- [L997] EXPR 2 q->head [L997] COND FALSE 2 !(q->head == (20)) VAL [dequeue_flag=1, enqueue_flag=0, m={7:0}, queue={6:0}, stored_elements={5:0}] [L1002] EXPR 2 q->head [L1002] 2 q->head++ [L1003] 2 return x; [L1042] EXPR 2 stored_elements[i] [L1042] COND TRUE 2 !dequeue(&queue)==stored_elements[i] [L1043] 2 reach_error() VAL [dequeue_flag=1, enqueue_flag=0, m={7:0}, queue={6:0}, stored_elements={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 235 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 162.1s, OverallIterations: 29, TraceHistogramMax: 1, AutomataDifference: 117.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 12.3s, HoareTripleCheckerStatistics: 1712 SDtfs, 3513 SDslu, 9166 SDs, 0 SdLazy, 25321 SolverSat, 910 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 54.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 834 GetRequests, 67 SyntacticMatches, 40 SemanticMatches, 727 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6713 ImplicationChecksByTransitivity, 74.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1128occurred 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: 0.3s AutomataMinimizationTime, 28 MinimizatonAttempts, 3498 StatesRemovedByMinimization, 23 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 30.7s InterpolantComputationTime, 824 NumberOfCodeBlocks, 824 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 756 ConstructedInterpolants, 0 QuantifiedInterpolants, 1088280 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 28 PerfectInterpolantSequences, 1/1 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...