./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix057_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix057_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 649d1c1aa65cb6010503451d39379fb2c9cafcc7e0f5f23661f58b5d14c46288 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 0.2.1-dev-b2eff8b [2021-10-28 09:20:39,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:20:39,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:20:39,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:20:39,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:20:39,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:20:39,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:20:39,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:20:39,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:20:39,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:20:39,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:20:39,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:20:39,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:20:39,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:20:39,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:20:39,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:20:39,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:20:39,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:20:39,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:20:39,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:20:39,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:20:39,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:20:39,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:20:39,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:20:39,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:20:39,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:20:39,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:20:39,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:20:39,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:20:39,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:20:39,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:20:39,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:20:39,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:20:39,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:20:39,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:20:39,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:20:39,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:20:39,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:20:39,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:20:39,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:20:39,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:20:39,398 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:20:39,437 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:20:39,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:20:39,439 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:20:39,439 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:20:39,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:20:39,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:20:39,447 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:20:39,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:20:39,447 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:20:39,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:20:39,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:20:39,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:20:39,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:20:39,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:20:39,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:20:39,448 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:20:39,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:20:39,449 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:20:39,449 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:20:39,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:20:39,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:20:39,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:20:39,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:20:39,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:20:39,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:20:39,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:20:39,451 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:20:39,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:20:39,451 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:20:39,451 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:20:39,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:20:39,451 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:20:39,452 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 649d1c1aa65cb6010503451d39379fb2c9cafcc7e0f5f23661f58b5d14c46288 [2021-10-28 09:20:39,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:20:39,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:20:39,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:20:39,712 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:20:39,713 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:20:39,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/pthread-wmm/mix057_power.oepc_pso.oepc_rmo.oepc.i [2021-10-28 09:20:39,792 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/data/1bedcfa34/9d77f4e0a3ad495ab2548772221fa239/FLAG22fac310b [2021-10-28 09:20:40,293 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:20:40,294 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/sv-benchmarks/c/pthread-wmm/mix057_power.oepc_pso.oepc_rmo.oepc.i [2021-10-28 09:20:40,317 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/data/1bedcfa34/9d77f4e0a3ad495ab2548772221fa239/FLAG22fac310b [2021-10-28 09:20:40,593 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/data/1bedcfa34/9d77f4e0a3ad495ab2548772221fa239 [2021-10-28 09:20:40,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:20:40,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:20:40,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:20:40,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:20:40,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:20:40,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:20:40" (1/1) ... [2021-10-28 09:20:40,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46dc01f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:40, skipping insertion in model container [2021-10-28 09:20:40,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:20:40" (1/1) ... [2021-10-28 09:20:40,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:20:40,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:20:40,883 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/sv-benchmarks/c/pthread-wmm/mix057_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-10-28 09:20:41,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:20:41,072 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:20:41,084 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/sv-benchmarks/c/pthread-wmm/mix057_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2021-10-28 09:20:41,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:20:41,179 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:20:41,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:41 WrapperNode [2021-10-28 09:20:41,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:20:41,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:20:41,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:20:41,181 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:20:41,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:41" (1/1) ... [2021-10-28 09:20:41,223 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:41" (1/1) ... [2021-10-28 09:20:41,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:20:41,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:20:41,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:20:41,291 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:20:41,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:41" (1/1) ... [2021-10-28 09:20:41,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:41" (1/1) ... [2021-10-28 09:20:41,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:41" (1/1) ... [2021-10-28 09:20:41,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:41" (1/1) ... [2021-10-28 09:20:41,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:41" (1/1) ... [2021-10-28 09:20:41,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:41" (1/1) ... [2021-10-28 09:20:41,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:41" (1/1) ... [2021-10-28 09:20:41,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:20:41,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:20:41,347 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:20:41,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:20:41,349 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:41" (1/1) ... [2021-10-28 09:20:41,372 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:20:41,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:20:41,394 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:20:41,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:20:41,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 09:20:41,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-28 09:20:41,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:20:41,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:20:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-28 09:20:41,452 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-28 09:20:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-28 09:20:41,452 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-28 09:20:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-10-28 09:20:41,453 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-10-28 09:20:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-10-28 09:20:41,453 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-10-28 09:20:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:20:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-28 09:20:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:20:41,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:20:41,456 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-28 09:20:43,649 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:20:43,650 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-28 09:20:43,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:20:43 BoogieIcfgContainer [2021-10-28 09:20:43,654 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:20:43,656 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:20:43,656 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:20:43,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:20:43,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:20:40" (1/3) ... [2021-10-28 09:20:43,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b9abdaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:20:43, skipping insertion in model container [2021-10-28 09:20:43,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:41" (2/3) ... [2021-10-28 09:20:43,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b9abdaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:20:43, skipping insertion in model container [2021-10-28 09:20:43,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:20:43" (3/3) ... [2021-10-28 09:20:43,668 INFO L111 eAbstractionObserver]: Analyzing ICFG mix057_power.oepc_pso.oepc_rmo.oepc.i [2021-10-28 09:20:43,673 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-28 09:20:43,674 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:20:43,674 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-28 09:20:43,674 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-28 09:20:43,722 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,723 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,723 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,723 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,723 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,724 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,724 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,725 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,725 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,725 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,726 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,727 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,733 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,734 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,735 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,735 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,736 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,736 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,738 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,739 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,739 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,739 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,739 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,739 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,742 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,742 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,742 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,743 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,743 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,743 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,743 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,744 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,744 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,744 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,745 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,745 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,745 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,745 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,746 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,746 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,746 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,747 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,748 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,749 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,750 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,752 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,753 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,754 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,754 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,754 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,755 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,755 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,755 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,755 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,763 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,764 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,764 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,764 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,764 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,765 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,765 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,765 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,765 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,768 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,769 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,769 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,769 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,769 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,770 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,770 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,770 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,770 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,770 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,774 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,778 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,778 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,778 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,778 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,778 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,778 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,779 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,780 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,783 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,783 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,783 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,783 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,783 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,783 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,784 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,784 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,784 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,784 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,784 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,790 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,796 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,796 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,796 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,796 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,797 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,797 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,797 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,797 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,797 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,798 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,798 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,798 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,801 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,802 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,802 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,802 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,802 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,803 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,807 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,807 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,808 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,808 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,808 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,808 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,809 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,816 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,816 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,817 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,819 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,819 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,819 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,819 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,819 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,820 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,820 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,820 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,820 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,820 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,821 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,822 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,823 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,823 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,823 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,823 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,823 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,824 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,824 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,824 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,824 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,826 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,826 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,827 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,827 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,827 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,827 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,827 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,828 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,828 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,828 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:20:43,830 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-28 09:20:43,880 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:20:43,886 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 09:20:43,888 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-10-28 09:20:43,908 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 137 places, 126 transitions, 272 flow [2021-10-28 09:20:43,980 INFO L129 PetriNetUnfolder]: 2/122 cut-off events. [2021-10-28 09:20:43,981 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 09:20:43,986 INFO L84 FinitePrefix]: Finished finitePrefix Result has 135 conditions, 122 events. 2/122 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 66 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 86. Up to 2 conditions per place. [2021-10-28 09:20:43,986 INFO L82 GeneralOperation]: Start removeDead. Operand has 137 places, 126 transitions, 272 flow [2021-10-28 09:20:43,995 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 133 places, 122 transitions, 256 flow [2021-10-28 09:20:44,012 INFO L129 PetriNetUnfolder]: 0/44 cut-off events. [2021-10-28 09:20:44,012 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 09:20:44,013 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:20:44,013 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:20:44,014 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-10-28 09:20:44,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:20:44,022 INFO L85 PathProgramCache]: Analyzing trace with hash -1126030228, now seen corresponding path program 1 times [2021-10-28 09:20:44,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:20:44,033 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935178646] [2021-10-28 09:20:44,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:20:44,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:20:44,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:20:44,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:20:44,403 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:20:44,403 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935178646] [2021-10-28 09:20:44,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935178646] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:20:44,404 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:20:44,404 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:20:44,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660307135] [2021-10-28 09:20:44,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:20:44,420 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:20:44,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:20:44,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:20:44,440 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 126 [2021-10-28 09:20:44,447 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 122 transitions, 256 flow. Second operand has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:44,447 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:20:44,447 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 126 [2021-10-28 09:20:44,448 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:20:44,723 INFO L129 PetriNetUnfolder]: 133/483 cut-off events. [2021-10-28 09:20:44,723 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 09:20:44,730 INFO L84 FinitePrefix]: Finished finitePrefix Result has 702 conditions, 483 events. 133/483 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 2548 event pairs, 110 based on Foata normal form. 45/495 useless extension candidates. Maximal degree in co-relation 651. Up to 153 conditions per place. [2021-10-28 09:20:44,737 INFO L132 encePairwiseOnDemand]: 121/126 looper letters, 11 selfloop transitions, 2 changer transitions 0/123 dead transitions. [2021-10-28 09:20:44,737 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 123 transitions, 284 flow [2021-10-28 09:20:44,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:20:44,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-28 09:20:44,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 360 transitions. [2021-10-28 09:20:44,757 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9523809523809523 [2021-10-28 09:20:44,758 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 360 transitions. [2021-10-28 09:20:44,759 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 360 transitions. [2021-10-28 09:20:44,763 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:20:44,765 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 360 transitions. [2021-10-28 09:20:44,771 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:44,778 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 126.0) internal successors, (504), 4 states have internal predecessors, (504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:44,779 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 126.0) internal successors, (504), 4 states have internal predecessors, (504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:44,781 INFO L186 Difference]: Start difference. First operand has 133 places, 122 transitions, 256 flow. Second operand 3 states and 360 transitions. [2021-10-28 09:20:44,782 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 123 transitions, 284 flow [2021-10-28 09:20:44,787 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 123 transitions, 280 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-10-28 09:20:44,792 INFO L242 Difference]: Finished difference. Result has 129 places, 118 transitions, 248 flow [2021-10-28 09:20:44,794 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=126, PETRI_DIFFERENCE_MINUEND_FLOW=244, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=116, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=248, PETRI_PLACES=129, PETRI_TRANSITIONS=118} [2021-10-28 09:20:44,795 INFO L334 CegarLoopForPetriNet]: 133 programPoint places, -4 predicate places. [2021-10-28 09:20:44,795 INFO L470 AbstractCegarLoop]: Abstraction has has 129 places, 118 transitions, 248 flow [2021-10-28 09:20:44,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:44,796 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:20:44,796 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:20:44,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:20:44,797 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-10-28 09:20:44,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:20:44,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1103819739, now seen corresponding path program 1 times [2021-10-28 09:20:44,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:20:44,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601762442] [2021-10-28 09:20:44,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:20:44,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:20:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:20:45,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:20:45,193 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:20:45,194 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601762442] [2021-10-28 09:20:45,194 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601762442] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:20:45,194 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:20:45,194 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 09:20:45,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280956557] [2021-10-28 09:20:45,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 09:20:45,197 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:20:45,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:20:45,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:20:45,201 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-10-28 09:20:45,202 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 118 transitions, 248 flow. Second operand has 7 states, 7 states have (on average 106.42857142857143) internal successors, (745), 7 states have internal predecessors, (745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:45,203 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:20:45,203 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-10-28 09:20:45,203 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:20:46,525 INFO L129 PetriNetUnfolder]: 2026/5553 cut-off events. [2021-10-28 09:20:46,525 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 09:20:46,552 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8550 conditions, 5553 events. 2026/5553 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 358. Compared 52653 event pairs, 88 based on Foata normal form. 0/5393 useless extension candidates. Maximal degree in co-relation 8497. Up to 798 conditions per place. [2021-10-28 09:20:46,573 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 24 selfloop transitions, 10 changer transitions 87/210 dead transitions. [2021-10-28 09:20:46,573 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 210 transitions, 652 flow [2021-10-28 09:20:46,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 09:20:46,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-10-28 09:20:46,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1478 transitions. [2021-10-28 09:20:46,579 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9023199023199023 [2021-10-28 09:20:46,579 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1478 transitions. [2021-10-28 09:20:46,579 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1478 transitions. [2021-10-28 09:20:46,580 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:20:46,580 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1478 transitions. [2021-10-28 09:20:46,585 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.6923076923077) internal successors, (1478), 13 states have internal predecessors, (1478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:46,591 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:46,593 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:46,593 INFO L186 Difference]: Start difference. First operand has 129 places, 118 transitions, 248 flow. Second operand 13 states and 1478 transitions. [2021-10-28 09:20:46,593 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 210 transitions, 652 flow [2021-10-28 09:20:46,595 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 210 transitions, 648 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-28 09:20:46,599 INFO L242 Difference]: Finished difference. Result has 151 places, 115 transitions, 344 flow [2021-10-28 09:20:46,600 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=126, PETRI_DIFFERENCE_MINUEND_FLOW=244, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=344, PETRI_PLACES=151, PETRI_TRANSITIONS=115} [2021-10-28 09:20:46,600 INFO L334 CegarLoopForPetriNet]: 133 programPoint places, 18 predicate places. [2021-10-28 09:20:46,601 INFO L470 AbstractCegarLoop]: Abstraction has has 151 places, 115 transitions, 344 flow [2021-10-28 09:20:46,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 106.42857142857143) internal successors, (745), 7 states have internal predecessors, (745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:46,602 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:20:46,602 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:20:46,602 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:20:46,602 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-10-28 09:20:46,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:20:46,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1807527044, now seen corresponding path program 1 times [2021-10-28 09:20:46,603 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:20:46,603 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142426488] [2021-10-28 09:20:46,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:20:46,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:20:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:20:46,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:20:46,828 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:20:46,828 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142426488] [2021-10-28 09:20:46,828 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142426488] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:20:46,828 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:20:46,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 09:20:46,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349138787] [2021-10-28 09:20:46,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 09:20:46,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:20:46,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:20:46,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:20:46,833 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-10-28 09:20:46,835 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 115 transitions, 344 flow. Second operand has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:46,835 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:20:46,835 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-10-28 09:20:46,835 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:20:47,860 INFO L129 PetriNetUnfolder]: 1219/3353 cut-off events. [2021-10-28 09:20:47,860 INFO L130 PetriNetUnfolder]: For 5645/8777 co-relation queries the response was YES. [2021-10-28 09:20:47,880 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9871 conditions, 3353 events. 1219/3353 cut-off events. For 5645/8777 co-relation queries the response was YES. Maximal size of possible extension queue 296. Compared 29809 event pairs, 77 based on Foata normal form. 71/3373 useless extension candidates. Maximal degree in co-relation 9806. Up to 642 conditions per place. [2021-10-28 09:20:47,904 INFO L132 encePairwiseOnDemand]: 113/126 looper letters, 31 selfloop transitions, 18 changer transitions 85/223 dead transitions. [2021-10-28 09:20:47,904 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 223 transitions, 1370 flow [2021-10-28 09:20:47,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 09:20:47,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-10-28 09:20:47,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1472 transitions. [2021-10-28 09:20:47,909 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8986568986568987 [2021-10-28 09:20:47,909 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1472 transitions. [2021-10-28 09:20:47,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1472 transitions. [2021-10-28 09:20:47,911 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:20:47,911 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1472 transitions. [2021-10-28 09:20:47,915 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.23076923076923) internal successors, (1472), 13 states have internal predecessors, (1472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:47,921 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:47,922 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:47,922 INFO L186 Difference]: Start difference. First operand has 151 places, 115 transitions, 344 flow. Second operand 13 states and 1472 transitions. [2021-10-28 09:20:47,922 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 223 transitions, 1370 flow [2021-10-28 09:20:47,946 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 223 transitions, 1346 flow, removed 12 selfloop flow, removed 3 redundant places. [2021-10-28 09:20:47,955 INFO L242 Difference]: Finished difference. Result has 151 places, 128 transitions, 570 flow [2021-10-28 09:20:47,959 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=126, PETRI_DIFFERENCE_MINUEND_FLOW=338, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=115, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=570, PETRI_PLACES=151, PETRI_TRANSITIONS=128} [2021-10-28 09:20:47,959 INFO L334 CegarLoopForPetriNet]: 133 programPoint places, 18 predicate places. [2021-10-28 09:20:47,960 INFO L470 AbstractCegarLoop]: Abstraction has has 151 places, 128 transitions, 570 flow [2021-10-28 09:20:47,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:47,960 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:20:47,961 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:20:47,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:20:47,961 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-10-28 09:20:47,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:20:47,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1488525061, now seen corresponding path program 1 times [2021-10-28 09:20:47,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:20:47,962 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768522207] [2021-10-28 09:20:47,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:20:47,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:20:48,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:20:48,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:20:48,211 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:20:48,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768522207] [2021-10-28 09:20:48,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768522207] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:20:48,212 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:20:48,212 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 09:20:48,212 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94764018] [2021-10-28 09:20:48,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 09:20:48,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:20:48,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:20:48,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:20:48,215 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-10-28 09:20:48,216 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 128 transitions, 570 flow. Second operand has 7 states, 7 states have (on average 106.71428571428571) internal successors, (747), 7 states have internal predecessors, (747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:48,217 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:20:48,217 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-10-28 09:20:48,217 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:20:49,043 INFO L129 PetriNetUnfolder]: 878/2332 cut-off events. [2021-10-28 09:20:49,043 INFO L130 PetriNetUnfolder]: For 9962/14777 co-relation queries the response was YES. [2021-10-28 09:20:49,062 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8987 conditions, 2332 events. 878/2332 cut-off events. For 9962/14777 co-relation queries the response was YES. Maximal size of possible extension queue 204. Compared 18416 event pairs, 47 based on Foata normal form. 56/2347 useless extension candidates. Maximal degree in co-relation 8909. Up to 473 conditions per place. [2021-10-28 09:20:49,084 INFO L132 encePairwiseOnDemand]: 113/126 looper letters, 35 selfloop transitions, 28 changer transitions 70/222 dead transitions. [2021-10-28 09:20:49,084 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 222 transitions, 1738 flow [2021-10-28 09:20:49,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 09:20:49,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-10-28 09:20:49,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1463 transitions. [2021-10-28 09:20:49,090 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8931623931623932 [2021-10-28 09:20:49,090 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1463 transitions. [2021-10-28 09:20:49,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1463 transitions. [2021-10-28 09:20:49,091 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:20:49,092 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1463 transitions. [2021-10-28 09:20:49,098 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 112.53846153846153) internal successors, (1463), 13 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:49,102 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:49,103 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:49,103 INFO L186 Difference]: Start difference. First operand has 151 places, 128 transitions, 570 flow. Second operand 13 states and 1463 transitions. [2021-10-28 09:20:49,103 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 222 transitions, 1738 flow [2021-10-28 09:20:49,129 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 222 transitions, 1666 flow, removed 36 selfloop flow, removed 3 redundant places. [2021-10-28 09:20:49,136 INFO L242 Difference]: Finished difference. Result has 163 places, 143 transitions, 904 flow [2021-10-28 09:20:49,136 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=126, PETRI_DIFFERENCE_MINUEND_FLOW=552, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=128, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=904, PETRI_PLACES=163, PETRI_TRANSITIONS=143} [2021-10-28 09:20:49,137 INFO L334 CegarLoopForPetriNet]: 133 programPoint places, 30 predicate places. [2021-10-28 09:20:49,137 INFO L470 AbstractCegarLoop]: Abstraction has has 163 places, 143 transitions, 904 flow [2021-10-28 09:20:49,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 106.71428571428571) internal successors, (747), 7 states have internal predecessors, (747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:49,137 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:20:49,138 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:20:49,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:20:49,138 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-10-28 09:20:49,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:20:49,139 INFO L85 PathProgramCache]: Analyzing trace with hash 2011449986, now seen corresponding path program 1 times [2021-10-28 09:20:49,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:20:49,139 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098720160] [2021-10-28 09:20:49,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:20:49,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:20:49,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:20:49,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:20:49,335 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:20:49,335 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098720160] [2021-10-28 09:20:49,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098720160] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:20:49,336 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:20:49,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 09:20:49,336 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978325055] [2021-10-28 09:20:49,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 09:20:49,337 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:20:49,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:20:49,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:20:49,339 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-10-28 09:20:49,340 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 143 transitions, 904 flow. Second operand has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:49,340 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:20:49,341 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-10-28 09:20:49,341 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:20:50,189 INFO L129 PetriNetUnfolder]: 722/2343 cut-off events. [2021-10-28 09:20:50,189 INFO L130 PetriNetUnfolder]: For 13464/20537 co-relation queries the response was YES. [2021-10-28 09:20:50,215 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9572 conditions, 2343 events. 722/2343 cut-off events. For 13464/20537 co-relation queries the response was YES. Maximal size of possible extension queue 214. Compared 20496 event pairs, 55 based on Foata normal form. 50/2356 useless extension candidates. Maximal degree in co-relation 9481. Up to 417 conditions per place. [2021-10-28 09:20:50,242 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 35 selfloop transitions, 37 changer transitions 54/215 dead transitions. [2021-10-28 09:20:50,242 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 215 transitions, 1986 flow [2021-10-28 09:20:50,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 09:20:50,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-10-28 09:20:50,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1445 transitions. [2021-10-28 09:20:50,249 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8821733821733821 [2021-10-28 09:20:50,249 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1445 transitions. [2021-10-28 09:20:50,249 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1445 transitions. [2021-10-28 09:20:50,251 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:20:50,251 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1445 transitions. [2021-10-28 09:20:50,256 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 111.15384615384616) internal successors, (1445), 13 states have internal predecessors, (1445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:50,261 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:50,261 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:50,262 INFO L186 Difference]: Start difference. First operand has 163 places, 143 transitions, 904 flow. Second operand 13 states and 1445 transitions. [2021-10-28 09:20:50,262 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 215 transitions, 1986 flow [2021-10-28 09:20:50,304 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 215 transitions, 1864 flow, removed 61 selfloop flow, removed 6 redundant places. [2021-10-28 09:20:50,309 INFO L242 Difference]: Finished difference. Result has 172 places, 150 transitions, 1132 flow [2021-10-28 09:20:50,310 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=126, PETRI_DIFFERENCE_MINUEND_FLOW=836, PETRI_DIFFERENCE_MINUEND_PLACES=148, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1132, PETRI_PLACES=172, PETRI_TRANSITIONS=150} [2021-10-28 09:20:50,310 INFO L334 CegarLoopForPetriNet]: 133 programPoint places, 39 predicate places. [2021-10-28 09:20:50,310 INFO L470 AbstractCegarLoop]: Abstraction has has 172 places, 150 transitions, 1132 flow [2021-10-28 09:20:50,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:50,311 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:20:50,311 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:20:50,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:20:50,311 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-10-28 09:20:50,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:20:50,312 INFO L85 PathProgramCache]: Analyzing trace with hash 112050191, now seen corresponding path program 1 times [2021-10-28 09:20:50,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:20:50,313 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873115869] [2021-10-28 09:20:50,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:20:50,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:20:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:20:50,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:20:50,433 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:20:50,433 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873115869] [2021-10-28 09:20:50,433 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873115869] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:20:50,433 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:20:50,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:20:50,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581241290] [2021-10-28 09:20:50,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:20:50,434 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:20:50,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:20:50,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:20:50,437 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 126 [2021-10-28 09:20:50,438 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 172 places, 150 transitions, 1132 flow. Second operand has 6 states, 6 states have (on average 114.33333333333333) internal successors, (686), 6 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:50,438 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:20:50,438 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 126 [2021-10-28 09:20:50,438 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:20:51,057 INFO L129 PetriNetUnfolder]: 463/2137 cut-off events. [2021-10-28 09:20:51,057 INFO L130 PetriNetUnfolder]: For 18872/23751 co-relation queries the response was YES. [2021-10-28 09:20:51,080 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8795 conditions, 2137 events. 463/2137 cut-off events. For 18872/23751 co-relation queries the response was YES. Maximal size of possible extension queue 203. Compared 20637 event pairs, 80 based on Foata normal form. 120/2200 useless extension candidates. Maximal degree in co-relation 8713. Up to 333 conditions per place. [2021-10-28 09:20:51,103 INFO L132 encePairwiseOnDemand]: 120/126 looper letters, 16 selfloop transitions, 9 changer transitions 19/170 dead transitions. [2021-10-28 09:20:51,103 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 170 transitions, 1472 flow [2021-10-28 09:20:51,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:20:51,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-10-28 09:20:51,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1043 transitions. [2021-10-28 09:20:51,108 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9197530864197531 [2021-10-28 09:20:51,108 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1043 transitions. [2021-10-28 09:20:51,108 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1043 transitions. [2021-10-28 09:20:51,109 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:20:51,109 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1043 transitions. [2021-10-28 09:20:51,112 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 115.88888888888889) internal successors, (1043), 9 states have internal predecessors, (1043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:51,116 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:51,116 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:51,117 INFO L186 Difference]: Start difference. First operand has 172 places, 150 transitions, 1132 flow. Second operand 9 states and 1043 transitions. [2021-10-28 09:20:51,117 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 170 transitions, 1472 flow [2021-10-28 09:20:51,157 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 170 transitions, 1422 flow, removed 25 selfloop flow, removed 10 redundant places. [2021-10-28 09:20:51,161 INFO L242 Difference]: Finished difference. Result has 168 places, 147 transitions, 1079 flow [2021-10-28 09:20:51,162 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=126, PETRI_DIFFERENCE_MINUEND_FLOW=1098, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=141, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1079, PETRI_PLACES=168, PETRI_TRANSITIONS=147} [2021-10-28 09:20:51,162 INFO L334 CegarLoopForPetriNet]: 133 programPoint places, 35 predicate places. [2021-10-28 09:20:51,162 INFO L470 AbstractCegarLoop]: Abstraction has has 168 places, 147 transitions, 1079 flow [2021-10-28 09:20:51,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 114.33333333333333) internal successors, (686), 6 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:51,163 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:20:51,163 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:20:51,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 09:20:51,164 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-10-28 09:20:51,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:20:51,164 INFO L85 PathProgramCache]: Analyzing trace with hash 187866830, now seen corresponding path program 1 times [2021-10-28 09:20:51,164 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:20:51,165 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283694891] [2021-10-28 09:20:51,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:20:51,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:20:51,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:20:51,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:20:51,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:20:51,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283694891] [2021-10-28 09:20:51,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283694891] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:20:51,314 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:20:51,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:20:51,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273357869] [2021-10-28 09:20:51,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:20:51,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:20:51,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:20:51,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:20:51,321 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 126 [2021-10-28 09:20:51,322 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 147 transitions, 1079 flow. Second operand has 6 states, 6 states have (on average 112.16666666666667) internal successors, (673), 6 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:51,322 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:20:51,322 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 126 [2021-10-28 09:20:51,322 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:20:53,557 INFO L129 PetriNetUnfolder]: 5388/11389 cut-off events. [2021-10-28 09:20:53,557 INFO L130 PetriNetUnfolder]: For 18594/21520 co-relation queries the response was YES. [2021-10-28 09:20:53,699 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25934 conditions, 11389 events. 5388/11389 cut-off events. For 18594/21520 co-relation queries the response was YES. Maximal size of possible extension queue 1517. Compared 121327 event pairs, 335 based on Foata normal form. 197/10239 useless extension candidates. Maximal degree in co-relation 25840. Up to 3630 conditions per place. [2021-10-28 09:20:53,755 INFO L132 encePairwiseOnDemand]: 115/126 looper letters, 29 selfloop transitions, 20 changer transitions 0/184 dead transitions. [2021-10-28 09:20:53,755 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 184 transitions, 1251 flow [2021-10-28 09:20:53,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 09:20:53,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-10-28 09:20:53,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1161 transitions. [2021-10-28 09:20:53,760 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9214285714285714 [2021-10-28 09:20:53,760 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1161 transitions. [2021-10-28 09:20:53,760 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1161 transitions. [2021-10-28 09:20:53,761 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:20:53,761 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1161 transitions. [2021-10-28 09:20:53,765 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 116.1) internal successors, (1161), 10 states have internal predecessors, (1161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:53,769 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 126.0) internal successors, (1386), 11 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:53,770 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 126.0) internal successors, (1386), 11 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:53,770 INFO L186 Difference]: Start difference. First operand has 168 places, 147 transitions, 1079 flow. Second operand 10 states and 1161 transitions. [2021-10-28 09:20:53,770 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 184 transitions, 1251 flow [2021-10-28 09:20:53,828 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 184 transitions, 1222 flow, removed 10 selfloop flow, removed 9 redundant places. [2021-10-28 09:20:53,832 INFO L242 Difference]: Finished difference. Result has 168 places, 165 transitions, 1193 flow [2021-10-28 09:20:53,832 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=126, PETRI_DIFFERENCE_MINUEND_FLOW=1050, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=147, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=137, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1193, PETRI_PLACES=168, PETRI_TRANSITIONS=165} [2021-10-28 09:20:53,833 INFO L334 CegarLoopForPetriNet]: 133 programPoint places, 35 predicate places. [2021-10-28 09:20:53,833 INFO L470 AbstractCegarLoop]: Abstraction has has 168 places, 165 transitions, 1193 flow [2021-10-28 09:20:53,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 112.16666666666667) internal successors, (673), 6 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:53,834 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:20:53,834 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:20:53,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:20:53,834 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-10-28 09:20:53,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:20:53,835 INFO L85 PathProgramCache]: Analyzing trace with hash -641370310, now seen corresponding path program 1 times [2021-10-28 09:20:53,835 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:20:53,835 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675637422] [2021-10-28 09:20:53,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:20:53,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:20:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:20:54,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:20:54,004 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:20:54,004 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675637422] [2021-10-28 09:20:54,004 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675637422] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:20:54,004 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:20:54,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 09:20:54,005 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420888175] [2021-10-28 09:20:54,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 09:20:54,006 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:20:54,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:20:54,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:20:54,008 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-10-28 09:20:54,009 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 165 transitions, 1193 flow. Second operand has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:54,009 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:20:54,010 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-10-28 09:20:54,010 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:20:56,585 INFO L129 PetriNetUnfolder]: 3231/11990 cut-off events. [2021-10-28 09:20:56,585 INFO L130 PetriNetUnfolder]: For 33896/45181 co-relation queries the response was YES. [2021-10-28 09:20:56,688 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37524 conditions, 11990 events. 3231/11990 cut-off events. For 33896/45181 co-relation queries the response was YES. Maximal size of possible extension queue 938. Compared 158056 event pairs, 1264 based on Foata normal form. 459/11489 useless extension candidates. Maximal degree in co-relation 37427. Up to 4138 conditions per place. [2021-10-28 09:20:56,750 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 79 selfloop transitions, 56 changer transitions 12/254 dead transitions. [2021-10-28 09:20:56,750 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 180 places, 254 transitions, 2859 flow [2021-10-28 09:20:56,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 09:20:56,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-10-28 09:20:56,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1446 transitions. [2021-10-28 09:20:56,755 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8827838827838828 [2021-10-28 09:20:56,755 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1446 transitions. [2021-10-28 09:20:56,755 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1446 transitions. [2021-10-28 09:20:56,757 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:20:56,757 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1446 transitions. [2021-10-28 09:20:56,762 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 111.23076923076923) internal successors, (1446), 13 states have internal predecessors, (1446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:56,766 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:56,767 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:56,767 INFO L186 Difference]: Start difference. First operand has 168 places, 165 transitions, 1193 flow. Second operand 13 states and 1446 transitions. [2021-10-28 09:20:56,767 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 180 places, 254 transitions, 2859 flow [2021-10-28 09:20:56,887 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 254 transitions, 2857 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-10-28 09:20:56,894 INFO L242 Difference]: Finished difference. Result has 191 places, 198 transitions, 2011 flow [2021-10-28 09:20:56,894 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=126, PETRI_DIFFERENCE_MINUEND_FLOW=1191, PETRI_DIFFERENCE_MINUEND_PLACES=167, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=2011, PETRI_PLACES=191, PETRI_TRANSITIONS=198} [2021-10-28 09:20:56,895 INFO L334 CegarLoopForPetriNet]: 133 programPoint places, 58 predicate places. [2021-10-28 09:20:56,895 INFO L470 AbstractCegarLoop]: Abstraction has has 191 places, 198 transitions, 2011 flow [2021-10-28 09:20:56,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:56,895 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:20:56,896 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:20:56,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 09:20:56,896 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-10-28 09:20:56,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:20:56,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1819767830, now seen corresponding path program 1 times [2021-10-28 09:20:56,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:20:56,897 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087380926] [2021-10-28 09:20:56,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:20:56,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:20:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:20:57,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:20:57,052 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:20:57,052 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087380926] [2021-10-28 09:20:57,052 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087380926] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:20:57,052 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:20:57,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 09:20:57,053 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83138714] [2021-10-28 09:20:57,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 09:20:57,053 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:20:57,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:20:57,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:20:57,055 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 126 [2021-10-28 09:20:57,056 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 191 places, 198 transitions, 2011 flow. Second operand has 7 states, 7 states have (on average 112.14285714285714) internal successors, (785), 7 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:20:57,056 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:20:57,056 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 126 [2021-10-28 09:20:57,057 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:21:00,706 INFO L129 PetriNetUnfolder]: 8949/18338 cut-off events. [2021-10-28 09:21:00,706 INFO L130 PetriNetUnfolder]: For 68222/87142 co-relation queries the response was YES. [2021-10-28 09:21:00,917 INFO L84 FinitePrefix]: Finished finitePrefix Result has 72606 conditions, 18338 events. 8949/18338 cut-off events. For 68222/87142 co-relation queries the response was YES. Maximal size of possible extension queue 2477. Compared 205712 event pairs, 133 based on Foata normal form. 1977/18653 useless extension candidates. Maximal degree in co-relation 72499. Up to 9646 conditions per place. [2021-10-28 09:21:00,978 INFO L132 encePairwiseOnDemand]: 115/126 looper letters, 34 selfloop transitions, 38 changer transitions 17/240 dead transitions. [2021-10-28 09:21:00,978 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 203 places, 240 transitions, 2435 flow [2021-10-28 09:21:00,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 09:21:00,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-10-28 09:21:00,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1511 transitions. [2021-10-28 09:21:00,984 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9224664224664225 [2021-10-28 09:21:00,985 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1511 transitions. [2021-10-28 09:21:00,985 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1511 transitions. [2021-10-28 09:21:00,986 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:21:00,987 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1511 transitions. [2021-10-28 09:21:00,992 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 116.23076923076923) internal successors, (1511), 13 states have internal predecessors, (1511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:00,996 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:00,997 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:00,997 INFO L186 Difference]: Start difference. First operand has 191 places, 198 transitions, 2011 flow. Second operand 13 states and 1511 transitions. [2021-10-28 09:21:00,998 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 203 places, 240 transitions, 2435 flow [2021-10-28 09:21:01,399 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 203 places, 240 transitions, 2373 flow, removed 31 selfloop flow, removed 0 redundant places. [2021-10-28 09:21:01,405 INFO L242 Difference]: Finished difference. Result has 209 places, 201 transitions, 1868 flow [2021-10-28 09:21:01,405 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=126, PETRI_DIFFERENCE_MINUEND_FLOW=1949, PETRI_DIFFERENCE_MINUEND_PLACES=191, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=198, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=172, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1868, PETRI_PLACES=209, PETRI_TRANSITIONS=201} [2021-10-28 09:21:01,406 INFO L334 CegarLoopForPetriNet]: 133 programPoint places, 76 predicate places. [2021-10-28 09:21:01,406 INFO L470 AbstractCegarLoop]: Abstraction has has 209 places, 201 transitions, 1868 flow [2021-10-28 09:21:01,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 112.14285714285714) internal successors, (785), 7 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:01,407 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:21:01,407 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:01,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:21:01,407 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-10-28 09:21:01,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:01,408 INFO L85 PathProgramCache]: Analyzing trace with hash -70046263, now seen corresponding path program 1 times [2021-10-28 09:21:01,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:01,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385554650] [2021-10-28 09:21:01,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:01,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:01,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:01,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:21:01,569 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:01,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385554650] [2021-10-28 09:21:01,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385554650] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:01,570 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:01,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 09:21:01,570 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088131204] [2021-10-28 09:21:01,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:21:01,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:01,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:21:01,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:21:01,578 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 126 [2021-10-28 09:21:01,579 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 209 places, 201 transitions, 1868 flow. Second operand has 8 states, 8 states have (on average 112.125) internal successors, (897), 8 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:01,580 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:21:01,580 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 126 [2021-10-28 09:21:01,580 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:21:05,276 INFO L129 PetriNetUnfolder]: 8158/16595 cut-off events. [2021-10-28 09:21:05,276 INFO L130 PetriNetUnfolder]: For 156166/188538 co-relation queries the response was YES. [2021-10-28 09:21:05,480 INFO L84 FinitePrefix]: Finished finitePrefix Result has 91927 conditions, 16595 events. 8158/16595 cut-off events. For 156166/188538 co-relation queries the response was YES. Maximal size of possible extension queue 2380. Compared 186805 event pairs, 12 based on Foata normal form. 2462/17629 useless extension candidates. Maximal degree in co-relation 91811. Up to 8765 conditions per place. [2021-10-28 09:21:05,545 INFO L132 encePairwiseOnDemand]: 115/126 looper letters, 28 selfloop transitions, 58 changer transitions 25/249 dead transitions. [2021-10-28 09:21:05,545 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 249 transitions, 2570 flow [2021-10-28 09:21:05,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-28 09:21:05,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-10-28 09:21:05,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1861 transitions. [2021-10-28 09:21:05,552 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9231150793650794 [2021-10-28 09:21:05,552 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1861 transitions. [2021-10-28 09:21:05,552 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1861 transitions. [2021-10-28 09:21:05,554 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:21:05,554 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1861 transitions. [2021-10-28 09:21:05,559 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 116.3125) internal successors, (1861), 16 states have internal predecessors, (1861), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:05,565 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 126.0) internal successors, (2142), 17 states have internal predecessors, (2142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:05,566 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 126.0) internal successors, (2142), 17 states have internal predecessors, (2142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:05,567 INFO L186 Difference]: Start difference. First operand has 209 places, 201 transitions, 1868 flow. Second operand 16 states and 1861 transitions. [2021-10-28 09:21:05,567 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 249 transitions, 2570 flow [2021-10-28 09:21:08,658 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 215 places, 249 transitions, 2407 flow, removed 63 selfloop flow, removed 9 redundant places. [2021-10-28 09:21:08,662 INFO L242 Difference]: Finished difference. Result has 219 places, 214 transitions, 2030 flow [2021-10-28 09:21:08,663 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=126, PETRI_DIFFERENCE_MINUEND_FLOW=1713, PETRI_DIFFERENCE_MINUEND_PLACES=200, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=201, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=42, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=2030, PETRI_PLACES=219, PETRI_TRANSITIONS=214} [2021-10-28 09:21:08,663 INFO L334 CegarLoopForPetriNet]: 133 programPoint places, 86 predicate places. [2021-10-28 09:21:08,663 INFO L470 AbstractCegarLoop]: Abstraction has has 219 places, 214 transitions, 2030 flow [2021-10-28 09:21:08,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 112.125) internal successors, (897), 8 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:08,664 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:21:08,664 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:08,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 09:21:08,665 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-10-28 09:21:08,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:08,665 INFO L85 PathProgramCache]: Analyzing trace with hash 274586311, now seen corresponding path program 1 times [2021-10-28 09:21:08,666 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:08,666 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991628812] [2021-10-28 09:21:08,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:08,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:08,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:21:08,828 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:08,828 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991628812] [2021-10-28 09:21:08,828 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991628812] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:08,829 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:08,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-28 09:21:08,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443841935] [2021-10-28 09:21:08,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 09:21:08,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:08,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 09:21:08,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:21:08,832 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 126 [2021-10-28 09:21:08,833 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 219 places, 214 transitions, 2030 flow. Second operand has 9 states, 9 states have (on average 112.11111111111111) internal successors, (1009), 9 states have internal predecessors, (1009), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:08,833 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:21:08,833 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 126 [2021-10-28 09:21:08,834 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:21:12,105 INFO L129 PetriNetUnfolder]: 7376/15629 cut-off events. [2021-10-28 09:21:12,105 INFO L130 PetriNetUnfolder]: For 148376/165981 co-relation queries the response was YES. [2021-10-28 09:21:12,279 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86755 conditions, 15629 events. 7376/15629 cut-off events. For 148376/165981 co-relation queries the response was YES. Maximal size of possible extension queue 2380. Compared 181836 event pairs, 5 based on Foata normal form. 2001/16204 useless extension candidates. Maximal degree in co-relation 86699. Up to 5713 conditions per place. [2021-10-28 09:21:12,320 INFO L132 encePairwiseOnDemand]: 115/126 looper letters, 22 selfloop transitions, 63 changer transitions 32/249 dead transitions. [2021-10-28 09:21:12,320 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 228 places, 249 transitions, 2563 flow [2021-10-28 09:21:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-28 09:21:12,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-10-28 09:21:12,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2191 transitions. [2021-10-28 09:21:12,325 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9152046783625731 [2021-10-28 09:21:12,325 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2191 transitions. [2021-10-28 09:21:12,325 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2191 transitions. [2021-10-28 09:21:12,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:21:12,327 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2191 transitions. [2021-10-28 09:21:12,332 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 115.3157894736842) internal successors, (2191), 19 states have internal predecessors, (2191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:12,337 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 126.0) internal successors, (2520), 20 states have internal predecessors, (2520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:12,339 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 126.0) internal successors, (2520), 20 states have internal predecessors, (2520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:12,339 INFO L186 Difference]: Start difference. First operand has 219 places, 214 transitions, 2030 flow. Second operand 19 states and 2191 transitions. [2021-10-28 09:21:12,339 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 228 places, 249 transitions, 2563 flow [2021-10-28 09:21:24,821 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 202 places, 249 transitions, 2092 flow, removed 193 selfloop flow, removed 26 redundant places. [2021-10-28 09:21:24,825 INFO L242 Difference]: Finished difference. Result has 209 places, 207 transitions, 1707 flow [2021-10-28 09:21:24,826 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=126, PETRI_DIFFERENCE_MINUEND_FLOW=1631, PETRI_DIFFERENCE_MINUEND_PLACES=184, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=214, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=60, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=151, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=1707, PETRI_PLACES=209, PETRI_TRANSITIONS=207} [2021-10-28 09:21:24,826 INFO L334 CegarLoopForPetriNet]: 133 programPoint places, 76 predicate places. [2021-10-28 09:21:24,826 INFO L470 AbstractCegarLoop]: Abstraction has has 209 places, 207 transitions, 1707 flow [2021-10-28 09:21:24,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 112.11111111111111) internal successors, (1009), 9 states have internal predecessors, (1009), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:24,828 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:21:24,828 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:24,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 09:21:24,828 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-10-28 09:21:24,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:24,829 INFO L85 PathProgramCache]: Analyzing trace with hash -2044670384, now seen corresponding path program 1 times [2021-10-28 09:21:24,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:24,829 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117779475] [2021-10-28 09:21:24,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:24,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:21:24,919 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:21:24,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:21:25,053 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:21:25,054 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 09:21:25,055 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:21:25,056 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:21:25,057 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-28 09:21:25,057 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-28 09:21:25,057 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-28 09:21:25,057 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION [2021-10-28 09:21:25,057 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:21:25,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 09:21:25,061 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:25,066 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-28 09:21:25,066 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:21:25,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:21:25 BasicIcfg [2021-10-28 09:21:25,293 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:21:25,293 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:21:25,293 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:21:25,293 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:21:25,294 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:20:43" (3/4) ... [2021-10-28 09:21:25,296 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-28 09:21:25,451 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:21:25,451 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:21:25,452 INFO L168 Benchmark]: Toolchain (without parser) took 44855.07 ms. Allocated memory was 109.1 MB in the beginning and 10.8 GB in the end (delta: 10.7 GB). Free memory was 71.6 MB in the beginning and 9.5 GB in the end (delta: -9.4 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.1 GB. [2021-10-28 09:21:25,453 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 109.1 MB. Free memory was 79.7 MB in the beginning and 79.7 MB in the end (delta: 28.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:21:25,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.67 ms. Allocated memory is still 109.1 MB. Free memory was 71.5 MB in the beginning and 69.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:25,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.26 ms. Allocated memory is still 109.1 MB. Free memory was 69.1 MB in the beginning and 66.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:25,454 INFO L168 Benchmark]: Boogie Preprocessor took 55.13 ms. Allocated memory is still 109.1 MB. Free memory was 66.7 MB in the beginning and 64.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:25,454 INFO L168 Benchmark]: RCFGBuilder took 2307.51 ms. Allocated memory was 109.1 MB in the beginning and 138.4 MB in the end (delta: 29.4 MB). Free memory was 64.1 MB in the beginning and 82.9 MB in the end (delta: -18.7 MB). Peak memory consumption was 54.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:25,455 INFO L168 Benchmark]: TraceAbstraction took 41637.09 ms. Allocated memory was 138.4 MB in the beginning and 10.8 GB in the end (delta: 10.7 GB). Free memory was 81.8 MB in the beginning and 9.5 GB in the end (delta: -9.4 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.1 GB. [2021-10-28 09:21:25,455 INFO L168 Benchmark]: Witness Printer took 157.89 ms. Allocated memory is still 10.8 GB. Free memory was 9.5 GB in the beginning and 9.5 GB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:25,457 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 109.1 MB. Free memory was 79.7 MB in the beginning and 79.7 MB in the end (delta: 28.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 581.67 ms. Allocated memory is still 109.1 MB. Free memory was 71.5 MB in the beginning and 69.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 109.26 ms. Allocated memory is still 109.1 MB. Free memory was 69.1 MB in the beginning and 66.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.13 ms. Allocated memory is still 109.1 MB. Free memory was 66.7 MB in the beginning and 64.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2307.51 ms. Allocated memory was 109.1 MB in the beginning and 138.4 MB in the end (delta: 29.4 MB). Free memory was 64.1 MB in the beginning and 82.9 MB in the end (delta: -18.7 MB). Peak memory consumption was 54.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 41637.09 ms. Allocated memory was 138.4 MB in the beginning and 10.8 GB in the end (delta: 10.7 GB). Free memory was 81.8 MB in the beginning and 9.5 GB in the end (delta: -9.4 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.1 GB. * Witness Printer took 157.89 ms. Allocated memory is still 10.8 GB. Free memory was 9.5 GB in the beginning and 9.5 GB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0] [L714] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0] [L715] 0 _Bool a$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0] [L716] 0 int a$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0] [L717] 0 _Bool a$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0] [L718] 0 _Bool a$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0] [L719] 0 _Bool a$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0] [L720] 0 _Bool a$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0] [L721] 0 _Bool a$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0] [L722] 0 _Bool a$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0] [L723] 0 _Bool a$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0] [L724] 0 _Bool a$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0] [L725] 0 _Bool a$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0] [L726] 0 _Bool a$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0] [L727] 0 _Bool a$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0] [L728] 0 int *a$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}] [L729] 0 int a$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0] [L730] 0 _Bool a$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0] [L731] 0 int a$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0] [L732] 0 _Bool a$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0] [L733] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0] [L734] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0] [L736] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L738] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L740] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L741] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0] [L742] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L857] 0 pthread_t t1513; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L858] FCALL, FORK 0 pthread_create(&t1513, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L859] 0 pthread_t t1514; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L860] FCALL, FORK 0 pthread_create(&t1514, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L861] 0 pthread_t t1515; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L862] FCALL, FORK 0 pthread_create(&t1515, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L863] 0 pthread_t t1516; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L864] FCALL, FORK 0 pthread_create(&t1516, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L746] 1 a$w_buff1 = a$w_buff0 [L747] 1 a$w_buff0 = 1 [L748] 1 a$w_buff1_used = a$w_buff0_used [L749] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L751] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L752] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L753] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L754] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L755] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L756] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L759] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L776] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L779] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L796] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=0] [L799] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=1] [L816] 4 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=2] [L819] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L820] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L821] 4 a$flush_delayed = weak$$choice2 [L822] 4 a$mem_tmp = a [L823] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L823] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L824] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L824] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0) [L824] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L824] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L825] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L825] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1) [L825] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L825] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L826] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L826] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used) [L826] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L826] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L827] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L827] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L827] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L827] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L828] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L828] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4) [L828] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L828] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L829] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L829] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L829] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L829] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L830] 4 __unbuffered_p3_EAX = a [L831] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L831] 4 a = a$flush_delayed ? a$mem_tmp : a [L832] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=2] [L762] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L762] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L763] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L763] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L764] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L764] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L765] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L765] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L766] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L766] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L769] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p3_EAX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=2] [L802] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L802] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L802] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L802] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L803] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L803] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L804] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L804] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L805] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L805] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L806] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L806] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L782] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L782] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L782] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L782] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L783] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L783] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L784] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L784] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L785] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L785] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L786] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L786] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L789] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p3_EAX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=2] [L809] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p3_EAX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=2] [L835] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L835] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L835] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L835] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L836] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L836] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L837] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L837] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L838] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L838] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L839] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L839] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L842] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p3_EAX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=2] [L866] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p3_EAX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=2] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=4, __unbuffered_p3_EAX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=2] [L870] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L870] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L870] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L870] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L871] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L871] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L872] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L872] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L873] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L873] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L874] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L874] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L877] 0 main$tmp_guard1 = !(x == 2 && y == 2 && z == 2 && __unbuffered_p3_EAX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p3_EAX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=2] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=4, __unbuffered_p3_EAX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=2] [L18] 0 reach_error() VAL [__unbuffered_cnt=4, __unbuffered_p3_EAX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=2] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 860]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 862]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 864]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 858]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 162 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 41.1s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 38.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 225 SDtfs, 530 SDslu, 739 SDs, 0 SdLazy, 630 SolverSat, 207 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 156 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2030occurred in iteration=10, InterpolantAutomatonStates: 135, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 978 NumberOfCodeBlocks, 978 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 870 ConstructedInterpolants, 0 QuantifiedInterpolants, 3126 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-28 09:21:25,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60cf1c9d-70fc-473c-b681-537ba12dfb71/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...