./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f0c41cc4bbd081542690b2b24113aecb06bc89521cb806ea9d2ea12042870bc --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:03:38,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:03:38,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:03:38,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:03:38,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:03:38,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:03:38,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:03:38,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:03:38,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:03:38,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:03:38,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:03:38,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:03:38,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:03:38,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:03:38,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:03:38,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:03:38,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:03:38,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:03:38,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:03:38,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:03:38,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:03:38,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:03:38,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:03:38,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:03:38,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:03:38,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:03:38,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:03:38,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:03:38,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:03:38,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:03:38,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:03:38,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:03:38,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:03:38,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:03:38,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:03:38,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:03:38,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:03:38,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:03:38,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:03:38,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:03:38,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:03:38,225 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-22 23:03:38,274 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:03:38,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:03:38,275 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:03:38,275 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:03:38,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:03:38,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-22 23:03:38,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:03:38,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:03:38,284 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:03:38,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:03:38,285 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:03:38,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:03:38,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:03:38,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:03:38,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:03:38,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:03:38,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:03:38,287 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:03:38,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:03:38,287 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:03:38,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:03:38,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:03:38,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:03:38,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-22 23:03:38,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:03:38,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:03:38,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:03:38,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:03:38,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:03:38,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 23:03:38,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:03:38,290 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:03:38,290 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-22 23:03:38,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:03:38,291 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-22 23:03:38,291 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-22 23:03:38,291 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_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f0c41cc4bbd081542690b2b24113aecb06bc89521cb806ea9d2ea12042870bc [2021-11-22 23:03:38,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:03:38,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:03:38,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:03:38,590 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:03:38,591 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:03:38,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/../../sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i [2021-11-22 23:03:38,683 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/data/85d719ff1/c9c71c92a35d4c88a0a53e04c26c298b/FLAGf85fb0a63 [2021-11-22 23:03:39,159 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:03:39,160 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i [2021-11-22 23:03:39,186 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/data/85d719ff1/c9c71c92a35d4c88a0a53e04c26c298b/FLAGf85fb0a63 [2021-11-22 23:03:39,478 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/data/85d719ff1/c9c71c92a35d4c88a0a53e04c26c298b [2021-11-22 23:03:39,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:03:39,481 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:03:39,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:03:39,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:03:39,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:03:39,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:03:39" (1/1) ... [2021-11-22 23:03:39,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@599ee571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:39, skipping insertion in model container [2021-11-22 23:03:39,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:03:39" (1/1) ... [2021-11-22 23:03:39,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:03:39,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:03:39,801 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i[964,977] [2021-11-22 23:03:40,118 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:03:40,126 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:03:40,144 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i[964,977] [2021-11-22 23:03:40,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:03:40,278 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:03:40,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:40 WrapperNode [2021-11-22 23:03:40,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:03:40,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:03:40,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:03:40,280 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:03:40,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:40" (1/1) ... [2021-11-22 23:03:40,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:40" (1/1) ... [2021-11-22 23:03:40,363 INFO L137 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 176 [2021-11-22 23:03:40,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:03:40,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:03:40,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:03:40,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:03:40,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:40" (1/1) ... [2021-11-22 23:03:40,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:40" (1/1) ... [2021-11-22 23:03:40,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:40" (1/1) ... [2021-11-22 23:03:40,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:40" (1/1) ... [2021-11-22 23:03:40,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:40" (1/1) ... [2021-11-22 23:03:40,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:40" (1/1) ... [2021-11-22 23:03:40,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:40" (1/1) ... [2021-11-22 23:03:40,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:03:40,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:03:40,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:03:40,427 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:03:40,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:40" (1/1) ... [2021-11-22 23:03:40,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:03:40,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:03:40,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 23:03:40,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 23:03:40,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:03:40,512 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:03:40,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:03:40,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:03:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:03:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-22 23:03:40,515 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-22 23:03:40,516 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-22 23:03:40,516 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-22 23:03:40,516 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-22 23:03:40,516 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-22 23:03:40,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:03:40,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:03:40,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:03:40,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:03:40,519 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:03:40,666 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:03:40,668 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:03:41,238 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:03:41,598 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:03:41,599 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:03:41,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:03:41 BoogieIcfgContainer [2021-11-22 23:03:41,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:03:41,603 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 23:03:41,603 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 23:03:41,606 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 23:03:41,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:03:39" (1/3) ... [2021-11-22 23:03:41,608 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56feb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:03:41, skipping insertion in model container [2021-11-22 23:03:41,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:40" (2/3) ... [2021-11-22 23:03:41,608 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56feb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:03:41, skipping insertion in model container [2021-11-22 23:03:41,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:03:41" (3/3) ... [2021-11-22 23:03:41,610 INFO L111 eAbstractionObserver]: Analyzing ICFG mix052_pso.opt_rmo.opt_tso.opt.i [2021-11-22 23:03:41,619 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-22 23:03:41,619 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 23:03:41,619 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-22 23:03:41,619 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-22 23:03:41,661 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,662 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,662 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,662 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,662 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,663 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,663 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,663 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,664 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,665 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,665 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,665 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,666 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,667 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,667 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,667 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,668 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,668 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,669 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,669 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,670 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,670 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,670 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,671 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,671 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,671 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,672 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,672 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,672 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,672 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,673 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,673 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,673 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,673 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,673 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,674 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,674 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,674 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,674 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,675 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,675 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,675 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,675 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,676 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,676 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,676 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,676 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,676 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,677 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,677 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,677 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,677 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,677 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,678 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,678 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,678 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,678 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,678 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,680 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,680 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,680 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,681 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,682 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,682 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,682 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,683 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,683 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,683 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,683 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,684 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,684 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,684 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,684 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,684 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,685 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,685 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,686 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,686 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,689 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,689 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,689 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,690 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,691 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,692 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,692 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,692 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,692 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,698 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,699 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,699 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,699 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,700 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,700 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,700 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,700 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,701 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,703 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,703 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,703 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,704 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,704 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,704 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,704 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,706 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,706 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,706 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,707 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,707 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,707 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,707 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,707 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,708 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,708 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,708 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,708 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,709 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,709 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,709 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,709 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,710 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,710 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,710 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,710 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,711 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,711 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,711 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,711 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,711 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,711 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,712 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,713 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,713 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,713 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,719 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,719 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,719 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,721 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,723 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,723 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,723 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,723 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,725 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,726 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,726 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,726 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,726 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,726 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,727 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,727 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,727 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,727 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,729 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,729 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,729 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,730 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,730 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,730 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,730 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,730 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,731 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,731 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,731 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,731 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,732 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,732 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,732 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,733 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:41,733 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-22 23:03:41,796 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:03:41,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:03:41,807 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:03:41,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-22 23:03:41,857 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2021-11-22 23:03:41,864 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 23:03:41,864 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-22 23:03:42,076 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,076 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,077 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,077 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,077 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,078 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,078 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,078 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,078 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,079 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,079 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,079 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,080 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,125 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,127 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,127 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,127 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,128 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,128 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,129 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,133 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,133 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,134 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,134 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,134 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,135 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,135 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,198 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,213 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:03:42,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:42,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1596490325, now seen corresponding path program 1 times [2021-11-22 23:03:42,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:42,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880636871] [2021-11-22 23:03:42,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:42,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:42,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:42,816 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:42,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880636871] [2021-11-22 23:03:42,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880636871] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:42,817 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:42,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:03:42,819 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853196957] [2021-11-22 23:03:42,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:42,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:03:42,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:42,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:03:42,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:03:42,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:42,850 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:42,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:03:42,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:42,889 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,904 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,913 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,924 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,962 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,962 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,962 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,963 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,963 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,963 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,964 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,964 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,964 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,964 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,965 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,965 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,965 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,988 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,989 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,989 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,989 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,989 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,990 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,990 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,990 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,990 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,991 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,991 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,991 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:42,991 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,020 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,020 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,021 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,021 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,021 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,021 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,022 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,022 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,022 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,023 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,023 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,023 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,023 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,025 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,047 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,048 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,048 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,048 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,048 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,049 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,049 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,049 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,049 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,050 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,050 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,050 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,050 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,051 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,090 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,090 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,091 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,091 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,091 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,091 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,092 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,092 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,092 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,092 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,093 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,093 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,093 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,115 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,115 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,116 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,116 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,116 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,116 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,117 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,117 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,117 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,117 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,118 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,118 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,118 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,138 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,138 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,138 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,139 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,139 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,139 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,139 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,140 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,140 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,140 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,140 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,141 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,141 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,186 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,186 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,186 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,187 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,187 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,187 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,187 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,188 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,188 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,188 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,188 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,188 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,189 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,212 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,212 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,212 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,212 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,213 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,213 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,213 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,213 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,213 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,214 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,214 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,214 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,214 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,243 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,243 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,243 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,243 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,244 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,244 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,244 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,244 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,244 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,245 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,245 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,245 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,245 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:03:43,693 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-22 23:03:43,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 23:03:43,708 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-22 23:03:43,710 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE (1/2) [2021-11-22 23:03:43,721 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:03:43,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:03:43,723 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:03:43,729 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-22 23:03:43,730 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 23:03:43,730 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-22 23:03:43,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-22 23:03:43,811 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,824 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,824 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,825 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,825 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,825 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,825 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,826 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,826 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,826 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,826 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,827 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,827 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,827 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,829 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:43,862 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:03:43,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:43,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1920110408, now seen corresponding path program 1 times [2021-11-22 23:03:43,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:43,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390459766] [2021-11-22 23:03:43,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:43,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:43,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:43,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:43,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390459766] [2021-11-22 23:03:43,925 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390459766] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:43,925 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:43,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:03:43,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563542636] [2021-11-22 23:03:43,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:43,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 23:03:43,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:43,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 23:03:43,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 23:03:43,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:43,930 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:43,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.5) internal successors, (75), 2 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:03:43,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:43,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:43,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 23:03:43,946 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:03:43,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:43,947 INFO L85 PathProgramCache]: Analyzing trace with hash -185023354, now seen corresponding path program 1 times [2021-11-22 23:03:43,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:43,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946448040] [2021-11-22 23:03:43,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:43,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:44,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:44,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:44,186 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:44,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946448040] [2021-11-22 23:03:44,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946448040] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:44,186 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:44,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:03:44,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107694267] [2021-11-22 23:03:44,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:44,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:03:44,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:44,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:03:44,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:03:44,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:44,189 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:44,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:03:44,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:44,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:44,341 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,341 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,341 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,341 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,342 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,342 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,342 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,342 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,342 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,343 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,343 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,343 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,343 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,368 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,369 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,369 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,369 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,369 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,370 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,370 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,370 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,371 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,371 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,371 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,371 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,371 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,391 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,392 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,392 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,392 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,392 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,392 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,393 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,393 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,393 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,393 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,394 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,394 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,394 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:44,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:44,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 23:03:44,482 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:03:44,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:44,483 INFO L85 PathProgramCache]: Analyzing trace with hash -567837310, now seen corresponding path program 1 times [2021-11-22 23:03:44,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:44,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129006018] [2021-11-22 23:03:44,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:44,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:44,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:44,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:44,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129006018] [2021-11-22 23:03:44,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129006018] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:44,745 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:44,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:03:44,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405306743] [2021-11-22 23:03:44,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:44,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:03:44,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:44,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:03:44,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:03:44,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:44,747 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:44,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 6 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:03:44,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:44,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:44,837 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,838 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,839 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,839 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,839 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,839 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,839 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,840 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,840 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,840 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,840 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,842 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,843 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,843 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:03:44,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 23:03:44,911 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:03:44,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:44,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1531883073, now seen corresponding path program 1 times [2021-11-22 23:03:44,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:44,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754442299] [2021-11-22 23:03:44,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:44,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:45,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:45,132 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:45,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754442299] [2021-11-22 23:03:45,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754442299] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:45,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:45,139 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-22 23:03:45,139 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773096654] [2021-11-22 23:03:45,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:45,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-22 23:03:45,144 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:45,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-22 23:03:45,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-22 23:03:45,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:45,145 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:45,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:03:45,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:45,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:45,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:03:45,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:45,214 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,255 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,256 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:45,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:45,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:03:45,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:45,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 23:03:45,326 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:03:45,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:45,327 INFO L85 PathProgramCache]: Analyzing trace with hash -123586171, now seen corresponding path program 1 times [2021-11-22 23:03:45,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:45,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682983243] [2021-11-22 23:03:45,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:45,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:45,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:45,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:45,507 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:45,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682983243] [2021-11-22 23:03:45,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682983243] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:45,508 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:45,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-22 23:03:45,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416450902] [2021-11-22 23:03:45,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:45,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-22 23:03:45,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:45,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-22 23:03:45,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-22 23:03:45,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:45,510 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:45,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 7 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:03:45,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:45,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:45,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:03:45,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:45,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:45,660 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,660 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,660 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,660 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,661 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,661 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,661 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,661 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,662 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,662 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,662 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,662 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,662 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,684 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,684 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,684 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,685 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,685 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,685 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,685 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,686 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,686 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,686 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,686 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,686 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,687 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,709 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,710 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,710 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,710 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,710 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,710 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,711 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,711 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,711 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,711 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,757 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,757 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,758 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,758 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,758 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,758 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,759 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,759 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,759 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,759 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,760 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,760 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,760 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,762 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:45,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:03:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:03:45,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-22 23:03:45,992 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:03:45,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:45,992 INFO L85 PathProgramCache]: Analyzing trace with hash 299610359, now seen corresponding path program 2 times [2021-11-22 23:03:45,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:45,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696920589] [2021-11-22 23:03:45,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:45,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:46,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:46,107 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:46,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696920589] [2021-11-22 23:03:46,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696920589] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:46,107 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:46,107 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:03:46,107 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338694957] [2021-11-22 23:03:46,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:46,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:03:46,108 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:46,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:03:46,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:03:46,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:46,109 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:46,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:03:46,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:46,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:46,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:03:46,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:46,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:03:46,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:46,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:46,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:46,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:03:46,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:46,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:03:46,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:46,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-22 23:03:46,273 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:03:46,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:46,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1209208161, now seen corresponding path program 3 times [2021-11-22 23:03:46,274 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:46,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477529341] [2021-11-22 23:03:46,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:46,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:03:46,312 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:03:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:03:46,406 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 23:03:46,406 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-22 23:03:46,407 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-22 23:03:46,407 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-22 23:03:46,407 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-22 23:03:46,407 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-22 23:03:46,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-22 23:03:46,409 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1] [2021-11-22 23:03:46,409 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-22 23:03:46,413 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-22 23:03:46,413 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 23:03:46,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:03:46 BasicIcfg [2021-11-22 23:03:46,586 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 23:03:46,587 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:03:46,587 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:03:46,587 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:03:46,587 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:03:41" (3/4) ... [2021-11-22 23:03:46,589 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-22 23:03:46,752 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/witness.graphml [2021-11-22 23:03:46,752 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:03:46,753 INFO L158 Benchmark]: Toolchain (without parser) took 7271.52ms. Allocated memory was 98.6MB in the beginning and 220.2MB in the end (delta: 121.6MB). Free memory was 61.4MB in the beginning and 162.7MB in the end (delta: -101.3MB). Peak memory consumption was 100.9MB. Max. memory is 16.1GB. [2021-11-22 23:03:46,753 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 98.6MB. Free memory was 70.9MB in the beginning and 70.9MB in the end (delta: 29.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:03:46,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 796.22ms. Allocated memory was 98.6MB in the beginning and 138.4MB in the end (delta: 39.8MB). Free memory was 61.2MB in the beginning and 101.8MB in the end (delta: -40.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:03:46,754 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.09ms. Allocated memory is still 138.4MB. Free memory was 101.8MB in the beginning and 99.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:03:46,755 INFO L158 Benchmark]: Boogie Preprocessor took 61.94ms. Allocated memory is still 138.4MB. Free memory was 99.0MB in the beginning and 97.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:03:46,755 INFO L158 Benchmark]: RCFGBuilder took 1174.47ms. Allocated memory is still 138.4MB. Free memory was 97.0MB in the beginning and 102.2MB in the end (delta: -5.2MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2021-11-22 23:03:46,755 INFO L158 Benchmark]: TraceAbstraction took 4983.24ms. Allocated memory was 138.4MB in the beginning and 180.4MB in the end (delta: 41.9MB). Free memory was 101.3MB in the beginning and 70.8MB in the end (delta: 30.5MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2021-11-22 23:03:46,756 INFO L158 Benchmark]: Witness Printer took 165.58ms. Allocated memory was 180.4MB in the beginning and 220.2MB in the end (delta: 39.8MB). Free memory was 70.8MB in the beginning and 162.7MB in the end (delta: -91.9MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2021-11-22 23:03:46,758 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 98.6MB. Free memory was 70.9MB in the beginning and 70.9MB in the end (delta: 29.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 796.22ms. Allocated memory was 98.6MB in the beginning and 138.4MB in the end (delta: 39.8MB). Free memory was 61.2MB in the beginning and 101.8MB in the end (delta: -40.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.09ms. Allocated memory is still 138.4MB. Free memory was 101.8MB in the beginning and 99.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.94ms. Allocated memory is still 138.4MB. Free memory was 99.0MB in the beginning and 97.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1174.47ms. Allocated memory is still 138.4MB. Free memory was 97.0MB in the beginning and 102.2MB in the end (delta: -5.2MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. * TraceAbstraction took 4983.24ms. Allocated memory was 138.4MB in the beginning and 180.4MB in the end (delta: 41.9MB). Free memory was 101.3MB in the beginning and 70.8MB in the end (delta: 30.5MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. * Witness Printer took 165.58ms. Allocated memory was 180.4MB in the beginning and 220.2MB in the end (delta: 39.8MB). Free memory was 70.8MB in the beginning and 162.7MB in the end (delta: -91.9MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15232, positive: 14320, positive conditional: 12627, positive unconditional: 1693, negative: 912, negative conditional: 889, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15141, positive: 14320, positive conditional: 12627, positive unconditional: 1693, negative: 821, negative conditional: 798, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15141, positive: 14320, positive conditional: 12627, positive unconditional: 1693, negative: 821, negative conditional: 798, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15939, positive: 14320, positive conditional: 12600, positive unconditional: 1720, negative: 1619, negative conditional: 798, negative unconditional: 821, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15939, positive: 14320, positive conditional: 8924, positive unconditional: 5396, negative: 1619, negative conditional: 749, negative unconditional: 870, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15939, positive: 14320, positive conditional: 8924, positive unconditional: 5396, negative: 1619, negative conditional: 749, negative unconditional: 870, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1743, positive: 1714, positive conditional: 3, positive unconditional: 1711, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1743, positive: 1707, positive conditional: 0, positive unconditional: 1707, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 7, positive conditional: 3, positive unconditional: 4, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 567, positive: 95, positive conditional: 84, positive unconditional: 11, negative: 471, negative conditional: 111, negative unconditional: 361, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15939, positive: 12606, positive conditional: 8921, positive unconditional: 3685, negative: 1590, negative conditional: 745, negative unconditional: 845, unknown: 1743, unknown conditional: 7, unknown unconditional: 1736] , Statistics on independence cache: Total cache size (in pairs): 1743, Positive cache size: 1714, Positive conditional cache size: 3, Positive unconditional cache size: 1711, Negative cache size: 29, Negative conditional cache size: 4, Negative unconditional cache size: 25, Eliminated conditions: 3725, Maximal queried relation: 1, Independence queries for same thread: 91 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 1316, Number of trivial persistent sets: 772, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1716, positive: 1693, positive conditional: 0, positive unconditional: 1693, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15232, positive: 14320, positive conditional: 12627, positive unconditional: 1693, negative: 912, negative conditional: 889, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15141, positive: 14320, positive conditional: 12627, positive unconditional: 1693, negative: 821, negative conditional: 798, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15141, positive: 14320, positive conditional: 12627, positive unconditional: 1693, negative: 821, negative conditional: 798, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15939, positive: 14320, positive conditional: 12600, positive unconditional: 1720, negative: 1619, negative conditional: 798, negative unconditional: 821, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15939, positive: 14320, positive conditional: 8924, positive unconditional: 5396, negative: 1619, negative conditional: 749, negative unconditional: 870, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15939, positive: 14320, positive conditional: 8924, positive unconditional: 5396, negative: 1619, negative conditional: 749, negative unconditional: 870, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1743, positive: 1714, positive conditional: 3, positive unconditional: 1711, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1743, positive: 1707, positive conditional: 0, positive unconditional: 1707, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 7, positive conditional: 3, positive unconditional: 4, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 567, positive: 95, positive conditional: 84, positive unconditional: 11, negative: 471, negative conditional: 111, negative unconditional: 361, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15939, positive: 12606, positive conditional: 8921, positive unconditional: 3685, negative: 1590, negative conditional: 745, negative unconditional: 845, unknown: 1743, unknown conditional: 7, unknown unconditional: 1736] , Statistics on independence cache: Total cache size (in pairs): 1743, Positive cache size: 1714, Positive conditional cache size: 3, Positive unconditional cache size: 1711, Negative cache size: 29, Negative conditional cache size: 4, Negative unconditional cache size: 25, Eliminated conditions: 3725, Maximal queried relation: 1, Independence queries for same thread: 91 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7440, positive: 7146, positive conditional: 5757, positive unconditional: 1389, negative: 294, negative conditional: 265, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7358, positive: 7146, positive conditional: 5757, positive unconditional: 1389, negative: 212, negative conditional: 183, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7358, positive: 7146, positive conditional: 5757, positive unconditional: 1389, negative: 212, negative conditional: 183, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8098, positive: 7146, positive conditional: 5382, positive unconditional: 1764, negative: 952, negative conditional: 740, negative unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8098, positive: 7146, positive conditional: 1051, positive unconditional: 6095, negative: 952, negative conditional: 80, negative unconditional: 872, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8098, positive: 7146, positive conditional: 1051, positive unconditional: 6095, negative: 952, negative conditional: 80, negative unconditional: 872, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1430, positive: 1397, positive conditional: 8, positive unconditional: 1389, negative: 33, negative conditional: 3, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1430, positive: 1383, positive conditional: 0, positive unconditional: 1383, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 33, negative conditional: 3, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 379, positive: 19, positive conditional: 11, positive unconditional: 9, negative: 359, negative conditional: 5, negative unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8098, positive: 5749, positive conditional: 1043, positive unconditional: 4706, negative: 919, negative conditional: 77, negative unconditional: 842, unknown: 1430, unknown conditional: 11, unknown unconditional: 1419] , Statistics on independence cache: Total cache size (in pairs): 1430, Positive cache size: 1397, Positive conditional cache size: 8, Positive unconditional cache size: 1389, Negative cache size: 33, Negative conditional cache size: 3, Negative unconditional cache size: 30, Eliminated conditions: 4991, Maximal queried relation: 5, Independence queries for same thread: 82 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 517, Number of trivial persistent sets: 288, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1418, positive: 1389, positive conditional: 0, positive unconditional: 1389, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7440, positive: 7146, positive conditional: 5757, positive unconditional: 1389, negative: 294, negative conditional: 265, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7358, positive: 7146, positive conditional: 5757, positive unconditional: 1389, negative: 212, negative conditional: 183, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7358, positive: 7146, positive conditional: 5757, positive unconditional: 1389, negative: 212, negative conditional: 183, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8098, positive: 7146, positive conditional: 5382, positive unconditional: 1764, negative: 952, negative conditional: 740, negative unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8098, positive: 7146, positive conditional: 1051, positive unconditional: 6095, negative: 952, negative conditional: 80, negative unconditional: 872, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8098, positive: 7146, positive conditional: 1051, positive unconditional: 6095, negative: 952, negative conditional: 80, negative unconditional: 872, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1430, positive: 1397, positive conditional: 8, positive unconditional: 1389, negative: 33, negative conditional: 3, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1430, positive: 1383, positive conditional: 0, positive unconditional: 1383, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 33, negative conditional: 3, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 379, positive: 19, positive conditional: 11, positive unconditional: 9, negative: 359, negative conditional: 5, negative unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8098, positive: 5749, positive conditional: 1043, positive unconditional: 4706, negative: 919, negative conditional: 77, negative unconditional: 842, unknown: 1430, unknown conditional: 11, unknown unconditional: 1419] , Statistics on independence cache: Total cache size (in pairs): 1430, Positive cache size: 1397, Positive conditional cache size: 8, Positive unconditional cache size: 1389, Negative cache size: 33, Negative conditional cache size: 3, Negative unconditional cache size: 30, Eliminated conditions: 4991, Maximal queried relation: 5, Independence queries for same thread: 82 - 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: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L713] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L714] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0] [L715] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L717] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L719] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L720] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L721] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L722] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L723] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L724] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L725] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0] [L726] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0] [L727] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L728] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L729] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L730] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L731] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L732] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L733] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L734] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L735] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L737] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L738] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L739] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L823] 0 pthread_t t1394; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1394={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L824] FCALL, FORK 0 pthread_create(&t1394, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1394, ((void *)0), P0, ((void *)0))=-2, t1394={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L825] 0 pthread_t t1395; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1394={5:0}, t1395={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L826] FCALL, FORK 0 pthread_create(&t1395, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1395, ((void *)0), P1, ((void *)0))=-1, t1394={5:0}, t1395={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L827] 0 pthread_t t1396; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1394={5:0}, t1395={6:0}, t1396={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L828] FCALL, FORK 0 pthread_create(&t1396, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1396, ((void *)0), P2, ((void *)0))=0, t1394={5:0}, t1395={6:0}, t1396={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L786] 3 y$w_buff1 = y$w_buff0 [L787] 3 y$w_buff0 = 1 [L788] 3 y$w_buff1_used = y$w_buff0_used [L789] 3 y$w_buff0_used = (_Bool)1 [L790] CALL 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 3 !(!expression) [L790] RET 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L791] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L792] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L793] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L794] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L795] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L798] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L743] 1 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L746] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L751] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L753] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L758] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L761] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L762] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L763] 2 y$flush_delayed = weak$$choice2 [L764] 2 y$mem_tmp = y [L765] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L765] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L766] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L766] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0) [L766] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L766] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L767] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L767] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1) [L767] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L767] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L768] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L768] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used) [L768] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L768] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L769] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L769] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L769] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L769] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L770] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L770] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2) [L770] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L770] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L771] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L771] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L771] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L771] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L772] 2 __unbuffered_p1_EAX = y [L773] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L773] 2 y = y$flush_delayed ? y$mem_tmp : y [L774] 2 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=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=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L779] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=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=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L781] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=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=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L801] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L801] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L802] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L802] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L803] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L803] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L804] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L804] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L805] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L805] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L808] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=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=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L830] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1394={5:0}, t1395={6:0}, t1396={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L832] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L832] RET 0 assume_abort_if_not(main$tmp_guard0) [L834] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L834] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L834] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L834] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L835] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L835] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L836] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L836] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L837] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L837] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L838] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L838] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L841] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 0) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1394={5:0}, t1395={6:0}, t1396={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L843] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - UnprovableResult [Line: 826]: 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: 828]: 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: 824]: 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 for errors in thread instance: P2Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 138 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, 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, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 70 ConstructedInterpolants, 0 QuantifiedInterpolants, 154 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 138 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 36, 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, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 588 NumberOfCodeBlocks, 588 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 491 ConstructedInterpolants, 0 QuantifiedInterpolants, 1645 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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! [2021-11-22 23:03:46,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-22 23:03:47,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-11-22 23:03:47,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c729fc57-8160-43ee-a84f-83c89de8ba99/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE