./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_79-equ_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_79-equ_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2305533b08f16ed55fe1768852f1afe1d6f847d5ca6bb0bf597caf3ef6acd368 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 17:16:43,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 17:16:43,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 17:16:43,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 17:16:43,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 17:16:43,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 17:16:43,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 17:16:43,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 17:16:43,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 17:16:43,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 17:16:43,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 17:16:43,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 17:16:43,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 17:16:43,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 17:16:43,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 17:16:43,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 17:16:43,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 17:16:43,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 17:16:43,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 17:16:43,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 17:16:43,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 17:16:43,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 17:16:43,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 17:16:43,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 17:16:43,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 17:16:43,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 17:16:43,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 17:16:43,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 17:16:43,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 17:16:43,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 17:16:43,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 17:16:43,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 17:16:43,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 17:16:43,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 17:16:43,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 17:16:43,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 17:16:43,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 17:16:43,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 17:16:43,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 17:16:43,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 17:16:43,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 17:16:43,394 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-06 17:16:43,416 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 17:16:43,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 17:16:43,417 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 17:16:43,417 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 17:16:43,418 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 17:16:43,418 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 17:16:43,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 17:16:43,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 17:16:43,419 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 17:16:43,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 17:16:43,419 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 17:16:43,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 17:16:43,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 17:16:43,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 17:16:43,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 17:16:43,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 17:16:43,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 17:16:43,420 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 17:16:43,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 17:16:43,421 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 17:16:43,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 17:16:43,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 17:16:43,421 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 17:16:43,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 17:16:43,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 17:16:43,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 17:16:43,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 17:16:43,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 17:16:43,422 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 17:16:43,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 17:16:43,423 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 17:16:43,423 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 17:16:43,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 17:16:43,423 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 17:16:43,423 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_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2305533b08f16ed55fe1768852f1afe1d6f847d5ca6bb0bf597caf3ef6acd368 [2021-12-06 17:16:43,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 17:16:43,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 17:16:43,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 17:16:43,639 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 17:16:43,639 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 17:16:43,640 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/goblint-regression/28-race_reach_79-equ_racefree.i [2021-12-06 17:16:43,681 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/data/6ae136b64/09026aab983e49a286797f30bcada36c/FLAG9dcd577bf [2021-12-06 17:16:44,136 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 17:16:44,137 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/sv-benchmarks/c/goblint-regression/28-race_reach_79-equ_racefree.i [2021-12-06 17:16:44,152 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/data/6ae136b64/09026aab983e49a286797f30bcada36c/FLAG9dcd577bf [2021-12-06 17:16:44,166 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/data/6ae136b64/09026aab983e49a286797f30bcada36c [2021-12-06 17:16:44,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 17:16:44,169 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 17:16:44,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 17:16:44,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 17:16:44,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 17:16:44,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:16:44" (1/1) ... [2021-12-06 17:16:44,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aaee0e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44, skipping insertion in model container [2021-12-06 17:16:44,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:16:44" (1/1) ... [2021-12-06 17:16:44,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 17:16:44,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 17:16:44,453 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_53d95edc-0c91-44ad-b51f-1860155cf902/sv-benchmarks/c/goblint-regression/28-race_reach_79-equ_racefree.i[47038,47051] [2021-12-06 17:16:44,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:16:44,480 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 17:16:44,508 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_53d95edc-0c91-44ad-b51f-1860155cf902/sv-benchmarks/c/goblint-regression/28-race_reach_79-equ_racefree.i[47038,47051] [2021-12-06 17:16:44,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:16:44,563 INFO L208 MainTranslator]: Completed translation [2021-12-06 17:16:44,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44 WrapperNode [2021-12-06 17:16:44,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 17:16:44,564 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 17:16:44,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 17:16:44,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 17:16:44,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44" (1/1) ... [2021-12-06 17:16:44,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44" (1/1) ... [2021-12-06 17:16:44,602 INFO L137 Inliner]: procedures = 271, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 198 [2021-12-06 17:16:44,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 17:16:44,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 17:16:44,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 17:16:44,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 17:16:44,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44" (1/1) ... [2021-12-06 17:16:44,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44" (1/1) ... [2021-12-06 17:16:44,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44" (1/1) ... [2021-12-06 17:16:44,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44" (1/1) ... [2021-12-06 17:16:44,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44" (1/1) ... [2021-12-06 17:16:44,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44" (1/1) ... [2021-12-06 17:16:44,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44" (1/1) ... [2021-12-06 17:16:44,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 17:16:44,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 17:16:44,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 17:16:44,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 17:16:44,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44" (1/1) ... [2021-12-06 17:16:44,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 17:16:44,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:16:44,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 17:16:44,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 17:16:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 17:16:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 17:16:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 17:16:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 17:16:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-12-06 17:16:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 17:16:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-12-06 17:16:44,697 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-12-06 17:16:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 17:16:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 17:16:44,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 17:16:44,699 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-06 17:16:44,778 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 17:16:44,780 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 17:16:44,972 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 17:16:44,979 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 17:16:44,980 INFO L301 CfgBuilder]: Removed 22 assume(true) statements. [2021-12-06 17:16:44,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:16:44 BoogieIcfgContainer [2021-12-06 17:16:44,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 17:16:44,983 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 17:16:44,983 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 17:16:44,985 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 17:16:44,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 05:16:44" (1/3) ... [2021-12-06 17:16:44,986 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bf209e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 05:16:44, skipping insertion in model container [2021-12-06 17:16:44,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44" (2/3) ... [2021-12-06 17:16:44,986 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bf209e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 05:16:44, skipping insertion in model container [2021-12-06 17:16:44,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:16:44" (3/3) ... [2021-12-06 17:16:44,987 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_79-equ_racefree.i [2021-12-06 17:16:44,991 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-06 17:16:44,991 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 17:16:44,991 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-06 17:16:44,991 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-06 17:16:45,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,050 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-12-06 17:16:45,091 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 17:16:45,099 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 17:16:45,099 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-12-06 17:16:45,113 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 178 places, 203 transitions, 414 flow [2021-12-06 17:16:45,189 INFO L129 PetriNetUnfolder]: 42/275 cut-off events. [2021-12-06 17:16:45,189 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-06 17:16:45,194 INFO L84 FinitePrefix]: Finished finitePrefix Result has 281 conditions, 275 events. 42/275 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 887 event pairs, 0 based on Foata normal form. 0/227 useless extension candidates. Maximal degree in co-relation 135. Up to 8 conditions per place. [2021-12-06 17:16:45,194 INFO L82 GeneralOperation]: Start removeDead. Operand has 178 places, 203 transitions, 414 flow [2021-12-06 17:16:45,199 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 174 places, 198 transitions, 401 flow [2021-12-06 17:16:45,218 INFO L129 PetriNetUnfolder]: 14/165 cut-off events. [2021-12-06 17:16:45,218 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-06 17:16:45,218 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 17:16:45,219 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:16:45,219 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 17:16:45,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:16:45,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1755706946, now seen corresponding path program 1 times [2021-12-06 17:16:45,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:16:45,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824178146] [2021-12-06 17:16:45,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:16:45,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:16:45,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:45,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:16:45,420 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:16:45,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824178146] [2021-12-06 17:16:45,421 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824178146] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:16:45,421 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:16:45,421 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 17:16:45,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587443498] [2021-12-06 17:16:45,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:16:45,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 17:16:45,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:16:45,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 17:16:45,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 17:16:45,462 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 203 [2021-12-06 17:16:45,466 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 198 transitions, 401 flow. Second operand has 3 states, 3 states have (on average 169.0) internal successors, (507), 3 states have internal predecessors, (507), 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) [2021-12-06 17:16:45,466 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 17:16:45,466 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 203 [2021-12-06 17:16:45,467 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 17:16:45,507 INFO L129 PetriNetUnfolder]: 3/176 cut-off events. [2021-12-06 17:16:45,507 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-06 17:16:45,509 INFO L84 FinitePrefix]: Finished finitePrefix Result has 192 conditions, 176 events. 3/176 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 294 event pairs, 0 based on Foata normal form. 40/209 useless extension candidates. Maximal degree in co-relation 114. Up to 6 conditions per place. [2021-12-06 17:16:45,510 INFO L132 encePairwiseOnDemand]: 176/203 looper letters, 8 selfloop transitions, 2 changer transitions 0/174 dead transitions. [2021-12-06 17:16:45,510 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 174 transitions, 373 flow [2021-12-06 17:16:45,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 17:16:45,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-06 17:16:45,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 551 transitions. [2021-12-06 17:16:45,522 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9047619047619048 [2021-12-06 17:16:45,523 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 551 transitions. [2021-12-06 17:16:45,523 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 551 transitions. [2021-12-06 17:16:45,525 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 17:16:45,527 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 551 transitions. [2021-12-06 17:16:45,530 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 183.66666666666666) internal successors, (551), 3 states have internal predecessors, (551), 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) [2021-12-06 17:16:45,537 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 203.0) internal successors, (812), 4 states have internal predecessors, (812), 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) [2021-12-06 17:16:45,537 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 203.0) internal successors, (812), 4 states have internal predecessors, (812), 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) [2021-12-06 17:16:45,539 INFO L186 Difference]: Start difference. First operand has 174 places, 198 transitions, 401 flow. Second operand 3 states and 551 transitions. [2021-12-06 17:16:45,539 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 174 transitions, 373 flow [2021-12-06 17:16:45,543 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 174 transitions, 373 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-06 17:16:45,549 INFO L242 Difference]: Finished difference. Result has 175 places, 172 transitions, 357 flow [2021-12-06 17:16:45,551 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=203, PETRI_DIFFERENCE_MINUEND_FLOW=349, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=172, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=357, PETRI_PLACES=175, PETRI_TRANSITIONS=172} [2021-12-06 17:16:45,555 INFO L334 CegarLoopForPetriNet]: 174 programPoint places, 1 predicate places. [2021-12-06 17:16:45,555 INFO L470 AbstractCegarLoop]: Abstraction has has 175 places, 172 transitions, 357 flow [2021-12-06 17:16:45,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 169.0) internal successors, (507), 3 states have internal predecessors, (507), 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) [2021-12-06 17:16:45,556 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 17:16:45,556 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:16:45,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 17:16:45,557 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-06 17:16:45,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:16:45,558 INFO L85 PathProgramCache]: Analyzing trace with hash 341960441, now seen corresponding path program 1 times [2021-12-06 17:16:45,558 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:16:45,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796165461] [2021-12-06 17:16:45,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:16:45,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:16:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:16:45,606 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:16:45,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:16:45,666 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:16:45,667 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-06 17:16:45,668 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 4 remaining) [2021-12-06 17:16:45,670 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2021-12-06 17:16:45,671 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2021-12-06 17:16:45,671 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2021-12-06 17:16:45,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 17:16:45,675 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-06 17:16:45,676 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-06 17:16:45,676 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-12-06 17:16:45,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,703 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,703 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,703 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,703 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,703 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,703 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,703 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,703 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:45,706 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-12-06 17:16:45,709 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 17:16:45,710 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 17:16:45,710 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-12-06 17:16:45,713 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 227 places, 263 transitions, 544 flow [2021-12-06 17:16:45,763 INFO L129 PetriNetUnfolder]: 71/432 cut-off events. [2021-12-06 17:16:45,763 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-12-06 17:16:45,767 INFO L84 FinitePrefix]: Finished finitePrefix Result has 446 conditions, 432 events. 71/432 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1657 event pairs, 0 based on Foata normal form. 0/352 useless extension candidates. Maximal degree in co-relation 277. Up to 12 conditions per place. [2021-12-06 17:16:45,767 INFO L82 GeneralOperation]: Start removeDead. Operand has 227 places, 263 transitions, 544 flow [2021-12-06 17:16:45,772 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 227 places, 263 transitions, 544 flow [2021-12-06 17:16:45,783 INFO L129 PetriNetUnfolder]: 14/163 cut-off events. [2021-12-06 17:16:45,783 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-06 17:16:45,783 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 17:16:45,783 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:16:45,783 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-06 17:16:45,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:16:45,784 INFO L85 PathProgramCache]: Analyzing trace with hash 420502284, now seen corresponding path program 1 times [2021-12-06 17:16:45,784 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:16:45,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866314950] [2021-12-06 17:16:45,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:16:45,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:16:45,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:45,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:16:45,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:16:45,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866314950] [2021-12-06 17:16:45,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866314950] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:16:45,827 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:16:45,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 17:16:45,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473552326] [2021-12-06 17:16:45,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:16:45,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-06 17:16:45,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:16:45,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-06 17:16:45,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-06 17:16:45,829 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 221 out of 263 [2021-12-06 17:16:45,830 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 227 places, 263 transitions, 544 flow. Second operand has 2 states, 2 states have (on average 221.5) internal successors, (443), 2 states have internal predecessors, (443), 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) [2021-12-06 17:16:45,830 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 17:16:45,830 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 221 of 263 [2021-12-06 17:16:45,830 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 17:16:45,886 INFO L129 PetriNetUnfolder]: 9/365 cut-off events. [2021-12-06 17:16:45,886 INFO L130 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2021-12-06 17:16:45,888 INFO L84 FinitePrefix]: Finished finitePrefix Result has 386 conditions, 365 events. 9/365 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1354 event pairs, 0 based on Foata normal form. 88/435 useless extension candidates. Maximal degree in co-relation 239. Up to 7 conditions per place. [2021-12-06 17:16:45,890 INFO L132 encePairwiseOnDemand]: 228/263 looper letters, 4 selfloop transitions, 0 changer transitions 0/225 dead transitions. [2021-12-06 17:16:45,890 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 225 places, 225 transitions, 476 flow [2021-12-06 17:16:45,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-06 17:16:45,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-12-06 17:16:45,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 481 transitions. [2021-12-06 17:16:45,892 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9144486692015209 [2021-12-06 17:16:45,892 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 481 transitions. [2021-12-06 17:16:45,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 481 transitions. [2021-12-06 17:16:45,893 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 17:16:45,893 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 481 transitions. [2021-12-06 17:16:45,894 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 240.5) internal successors, (481), 2 states have internal predecessors, (481), 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) [2021-12-06 17:16:45,896 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 263.0) internal successors, (789), 3 states have internal predecessors, (789), 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) [2021-12-06 17:16:45,897 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 263.0) internal successors, (789), 3 states have internal predecessors, (789), 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) [2021-12-06 17:16:45,897 INFO L186 Difference]: Start difference. First operand has 227 places, 263 transitions, 544 flow. Second operand 2 states and 481 transitions. [2021-12-06 17:16:45,897 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 225 places, 225 transitions, 476 flow [2021-12-06 17:16:45,899 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 225 places, 225 transitions, 476 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-06 17:16:45,903 INFO L242 Difference]: Finished difference. Result has 225 places, 225 transitions, 468 flow [2021-12-06 17:16:45,903 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=263, PETRI_DIFFERENCE_MINUEND_FLOW=468, PETRI_DIFFERENCE_MINUEND_PLACES=224, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=225, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=225, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=468, PETRI_PLACES=225, PETRI_TRANSITIONS=225} [2021-12-06 17:16:45,904 INFO L334 CegarLoopForPetriNet]: 227 programPoint places, -2 predicate places. [2021-12-06 17:16:45,904 INFO L470 AbstractCegarLoop]: Abstraction has has 225 places, 225 transitions, 468 flow [2021-12-06 17:16:45,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 221.5) internal successors, (443), 2 states have internal predecessors, (443), 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) [2021-12-06 17:16:45,905 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 17:16:45,905 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:16:45,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 17:16:45,905 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-06 17:16:45,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:16:45,906 INFO L85 PathProgramCache]: Analyzing trace with hash -985271127, now seen corresponding path program 1 times [2021-12-06 17:16:45,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:16:45,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852495750] [2021-12-06 17:16:45,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:16:45,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:16:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:45,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:16:45,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:16:45,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852495750] [2021-12-06 17:16:45,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852495750] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:16:45,950 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:16:45,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 17:16:45,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020886982] [2021-12-06 17:16:45,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:16:45,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 17:16:45,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:16:45,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 17:16:45,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 17:16:45,953 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 214 out of 263 [2021-12-06 17:16:45,954 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 225 places, 225 transitions, 468 flow. Second operand has 3 states, 3 states have (on average 215.0) internal successors, (645), 3 states have internal predecessors, (645), 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) [2021-12-06 17:16:45,954 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 17:16:45,954 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 214 of 263 [2021-12-06 17:16:45,954 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 17:16:46,011 INFO L129 PetriNetUnfolder]: 7/320 cut-off events. [2021-12-06 17:16:46,011 INFO L130 PetriNetUnfolder]: For 14/14 co-relation queries the response was YES. [2021-12-06 17:16:46,013 INFO L84 FinitePrefix]: Finished finitePrefix Result has 356 conditions, 320 events. 7/320 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1018 event pairs, 0 based on Foata normal form. 0/305 useless extension candidates. Maximal degree in co-relation 351. Up to 16 conditions per place. [2021-12-06 17:16:46,014 INFO L132 encePairwiseOnDemand]: 260/263 looper letters, 13 selfloop transitions, 2 changer transitions 0/229 dead transitions. [2021-12-06 17:16:46,014 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 229 transitions, 506 flow [2021-12-06 17:16:46,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 17:16:46,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-06 17:16:46,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 658 transitions. [2021-12-06 17:16:46,017 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8339670468948035 [2021-12-06 17:16:46,017 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 658 transitions. [2021-12-06 17:16:46,017 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 658 transitions. [2021-12-06 17:16:46,017 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 17:16:46,017 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 658 transitions. [2021-12-06 17:16:46,019 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 219.33333333333334) internal successors, (658), 3 states have internal predecessors, (658), 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) [2021-12-06 17:16:46,021 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 263.0) internal successors, (1052), 4 states have internal predecessors, (1052), 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) [2021-12-06 17:16:46,022 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 263.0) internal successors, (1052), 4 states have internal predecessors, (1052), 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) [2021-12-06 17:16:46,022 INFO L186 Difference]: Start difference. First operand has 225 places, 225 transitions, 468 flow. Second operand 3 states and 658 transitions. [2021-12-06 17:16:46,022 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 227 places, 229 transitions, 506 flow [2021-12-06 17:16:46,024 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 227 places, 229 transitions, 506 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-06 17:16:46,027 INFO L242 Difference]: Finished difference. Result has 228 places, 226 transitions, 480 flow [2021-12-06 17:16:46,027 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=263, PETRI_DIFFERENCE_MINUEND_FLOW=468, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=225, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=223, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=480, PETRI_PLACES=228, PETRI_TRANSITIONS=226} [2021-12-06 17:16:46,028 INFO L334 CegarLoopForPetriNet]: 227 programPoint places, 1 predicate places. [2021-12-06 17:16:46,028 INFO L470 AbstractCegarLoop]: Abstraction has has 228 places, 226 transitions, 480 flow [2021-12-06 17:16:46,029 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 215.0) internal successors, (645), 3 states have internal predecessors, (645), 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) [2021-12-06 17:16:46,029 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 17:16:46,029 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:16:46,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 17:16:46,029 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-06 17:16:46,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:16:46,030 INFO L85 PathProgramCache]: Analyzing trace with hash 699851186, now seen corresponding path program 1 times [2021-12-06 17:16:46,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:16:46,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061910836] [2021-12-06 17:16:46,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:16:46,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:16:46,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:46,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:16:46,353 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:16:46,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061910836] [2021-12-06 17:16:46,353 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061910836] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:16:46,353 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:16:46,354 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-06 17:16:46,354 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027647329] [2021-12-06 17:16:46,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:16:46,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-06 17:16:46,355 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:16:46,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-06 17:16:46,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-12-06 17:16:46,359 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 139 out of 263 [2021-12-06 17:16:46,362 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 228 places, 226 transitions, 480 flow. Second operand has 12 states, 12 states have (on average 142.66666666666666) internal successors, (1712), 12 states have internal predecessors, (1712), 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) [2021-12-06 17:16:46,362 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 17:16:46,362 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 139 of 263 [2021-12-06 17:16:46,362 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 17:16:50,588 INFO L129 PetriNetUnfolder]: 13862/34838 cut-off events. [2021-12-06 17:16:50,588 INFO L130 PetriNetUnfolder]: For 310/310 co-relation queries the response was YES. [2021-12-06 17:16:50,666 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56601 conditions, 34838 events. 13862/34838 cut-off events. For 310/310 co-relation queries the response was YES. Maximal size of possible extension queue 1337. Compared 423538 event pairs, 3273 based on Foata normal form. 0/33592 useless extension candidates. Maximal degree in co-relation 56594. Up to 9611 conditions per place. [2021-12-06 17:16:50,752 INFO L132 encePairwiseOnDemand]: 247/263 looper letters, 347 selfloop transitions, 45 changer transitions 127/659 dead transitions. [2021-12-06 17:16:50,753 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 659 transitions, 2448 flow [2021-12-06 17:16:50,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-06 17:16:50,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-12-06 17:16:50,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 3998 transitions. [2021-12-06 17:16:50,762 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6080608365019011 [2021-12-06 17:16:50,762 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 3998 transitions. [2021-12-06 17:16:50,762 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 3998 transitions. [2021-12-06 17:16:50,765 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 17:16:50,765 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 3998 transitions. [2021-12-06 17:16:50,774 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 159.92) internal successors, (3998), 25 states have internal predecessors, (3998), 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) [2021-12-06 17:16:50,787 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 263.0) internal successors, (6838), 26 states have internal predecessors, (6838), 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) [2021-12-06 17:16:50,789 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 263.0) internal successors, (6838), 26 states have internal predecessors, (6838), 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) [2021-12-06 17:16:50,789 INFO L186 Difference]: Start difference. First operand has 228 places, 226 transitions, 480 flow. Second operand 25 states and 3998 transitions. [2021-12-06 17:16:50,789 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 659 transitions, 2448 flow [2021-12-06 17:16:50,794 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 251 places, 659 transitions, 2446 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-06 17:16:50,800 INFO L242 Difference]: Finished difference. Result has 262 places, 274 transitions, 777 flow [2021-12-06 17:16:50,800 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=263, PETRI_DIFFERENCE_MINUEND_FLOW=478, PETRI_DIFFERENCE_MINUEND_PLACES=227, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=211, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=777, PETRI_PLACES=262, PETRI_TRANSITIONS=274} [2021-12-06 17:16:50,801 INFO L334 CegarLoopForPetriNet]: 227 programPoint places, 35 predicate places. [2021-12-06 17:16:50,801 INFO L470 AbstractCegarLoop]: Abstraction has has 262 places, 274 transitions, 777 flow [2021-12-06 17:16:50,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 142.66666666666666) internal successors, (1712), 12 states have internal predecessors, (1712), 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) [2021-12-06 17:16:50,802 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 17:16:50,802 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:16:50,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 17:16:50,802 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-06 17:16:50,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:16:50,803 INFO L85 PathProgramCache]: Analyzing trace with hash -1556719885, now seen corresponding path program 1 times [2021-12-06 17:16:50,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:16:50,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892548266] [2021-12-06 17:16:50,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:16:50,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:16:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:16:50,820 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:16:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:16:50,839 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:16:50,839 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-06 17:16:50,839 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 5 remaining) [2021-12-06 17:16:50,840 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2021-12-06 17:16:50,840 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2021-12-06 17:16:50,840 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2021-12-06 17:16:50,840 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2021-12-06 17:16:50,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-06 17:16:50,840 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-06 17:16:50,841 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-06 17:16:50,841 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-12-06 17:16:50,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,853 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,858 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,859 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 17:16:50,897 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-12-06 17:16:50,898 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 17:16:50,899 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 17:16:50,899 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-12-06 17:16:50,902 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 276 places, 323 transitions, 676 flow [2021-12-06 17:16:50,973 INFO L129 PetriNetUnfolder]: 105/622 cut-off events. [2021-12-06 17:16:50,974 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-12-06 17:16:50,980 INFO L84 FinitePrefix]: Finished finitePrefix Result has 650 conditions, 622 events. 105/622 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 2631 event pairs, 1 based on Foata normal form. 0/506 useless extension candidates. Maximal degree in co-relation 440. Up to 16 conditions per place. [2021-12-06 17:16:50,980 INFO L82 GeneralOperation]: Start removeDead. Operand has 276 places, 323 transitions, 676 flow [2021-12-06 17:16:50,989 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 276 places, 323 transitions, 676 flow [2021-12-06 17:16:50,998 INFO L129 PetriNetUnfolder]: 15/163 cut-off events. [2021-12-06 17:16:50,998 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-06 17:16:50,998 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 17:16:50,998 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:16:50,998 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-06 17:16:50,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:16:50,999 INFO L85 PathProgramCache]: Analyzing trace with hash 645618892, now seen corresponding path program 1 times [2021-12-06 17:16:50,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:16:50,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749488172] [2021-12-06 17:16:50,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:16:50,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:16:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:51,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:16:51,028 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:16:51,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749488172] [2021-12-06 17:16:51,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749488172] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:16:51,028 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:16:51,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 17:16:51,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205576686] [2021-12-06 17:16:51,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:16:51,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 17:16:51,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:16:51,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 17:16:51,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 17:16:51,030 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 323 [2021-12-06 17:16:51,031 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 276 places, 323 transitions, 676 flow. Second operand has 3 states, 3 states have (on average 261.0) internal successors, (783), 3 states have internal predecessors, (783), 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) [2021-12-06 17:16:51,031 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 17:16:51,031 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 323 [2021-12-06 17:16:51,032 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 17:16:51,119 INFO L129 PetriNetUnfolder]: 14/481 cut-off events. [2021-12-06 17:16:51,119 INFO L130 PetriNetUnfolder]: For 43/43 co-relation queries the response was YES. [2021-12-06 17:16:51,123 INFO L84 FinitePrefix]: Finished finitePrefix Result has 544 conditions, 481 events. 14/481 cut-off events. For 43/43 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1927 event pairs, 1 based on Foata normal form. 335/792 useless extension candidates. Maximal degree in co-relation 348. Up to 30 conditions per place. [2021-12-06 17:16:51,125 INFO L132 encePairwiseOnDemand]: 274/323 looper letters, 15 selfloop transitions, 2 changer transitions 0/277 dead transitions. [2021-12-06 17:16:51,125 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 277 transitions, 618 flow [2021-12-06 17:16:51,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 17:16:51,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-06 17:16:51,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 856 transitions. [2021-12-06 17:16:51,128 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8833849329205367 [2021-12-06 17:16:51,128 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 856 transitions. [2021-12-06 17:16:51,128 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 856 transitions. [2021-12-06 17:16:51,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 17:16:51,128 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 856 transitions. [2021-12-06 17:16:51,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 285.3333333333333) internal successors, (856), 3 states have internal predecessors, (856), 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) [2021-12-06 17:16:51,132 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 323.0) internal successors, (1292), 4 states have internal predecessors, (1292), 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) [2021-12-06 17:16:51,133 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 323.0) internal successors, (1292), 4 states have internal predecessors, (1292), 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) [2021-12-06 17:16:51,133 INFO L186 Difference]: Start difference. First operand has 276 places, 323 transitions, 676 flow. Second operand 3 states and 856 transitions. [2021-12-06 17:16:51,133 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 277 transitions, 618 flow [2021-12-06 17:16:51,135 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 277 transitions, 618 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-06 17:16:51,139 INFO L242 Difference]: Finished difference. Result has 275 places, 274 transitions, 588 flow [2021-12-06 17:16:51,139 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=323, PETRI_DIFFERENCE_MINUEND_FLOW=576, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=273, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=271, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=588, PETRI_PLACES=275, PETRI_TRANSITIONS=274} [2021-12-06 17:16:51,140 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, -1 predicate places. [2021-12-06 17:16:51,140 INFO L470 AbstractCegarLoop]: Abstraction has has 275 places, 274 transitions, 588 flow [2021-12-06 17:16:51,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.0) internal successors, (783), 3 states have internal predecessors, (783), 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) [2021-12-06 17:16:51,140 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 17:16:51,140 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:16:51,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-06 17:16:51,141 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-06 17:16:51,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:16:51,141 INFO L85 PathProgramCache]: Analyzing trace with hash -245225620, now seen corresponding path program 1 times [2021-12-06 17:16:51,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:16:51,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916518571] [2021-12-06 17:16:51,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:16:51,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:16:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:51,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:16:51,347 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:16:51,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916518571] [2021-12-06 17:16:51,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916518571] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:16:51,347 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:16:51,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-06 17:16:51,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570541639] [2021-12-06 17:16:51,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:16:51,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-06 17:16:51,348 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:16:51,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-06 17:16:51,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-12-06 17:16:51,351 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 323 [2021-12-06 17:16:51,353 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 274 transitions, 588 flow. Second operand has 12 states, 12 states have (on average 175.66666666666666) internal successors, (2108), 12 states have internal predecessors, (2108), 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) [2021-12-06 17:16:51,353 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 17:16:51,353 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 323 [2021-12-06 17:16:51,353 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 17:17:57,373 INFO L129 PetriNetUnfolder]: 318887/621891 cut-off events. [2021-12-06 17:17:57,373 INFO L130 PetriNetUnfolder]: For 7924/7924 co-relation queries the response was YES. [2021-12-06 17:17:59,583 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1059153 conditions, 621891 events. 318887/621891 cut-off events. For 7924/7924 co-relation queries the response was YES. Maximal size of possible extension queue 20258. Compared 8725900 event pairs, 72598 based on Foata normal form. 0/606931 useless extension candidates. Maximal degree in co-relation 1059034. Up to 203800 conditions per place. [2021-12-06 17:18:01,432 INFO L132 encePairwiseOnDemand]: 306/323 looper letters, 718 selfloop transitions, 59 changer transitions 0/950 dead transitions. [2021-12-06 17:18:01,432 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 950 transitions, 3658 flow [2021-12-06 17:18:01,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-06 17:18:01,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-12-06 17:18:01,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 5081 transitions. [2021-12-06 17:18:01,443 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6292260061919505 [2021-12-06 17:18:01,443 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 5081 transitions. [2021-12-06 17:18:01,443 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 5081 transitions. [2021-12-06 17:18:01,446 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 17:18:01,446 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 5081 transitions. [2021-12-06 17:18:01,455 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 203.24) internal successors, (5081), 25 states have internal predecessors, (5081), 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) [2021-12-06 17:18:01,467 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 323.0) internal successors, (8398), 26 states have internal predecessors, (8398), 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) [2021-12-06 17:18:01,471 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 323.0) internal successors, (8398), 26 states have internal predecessors, (8398), 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) [2021-12-06 17:18:01,471 INFO L186 Difference]: Start difference. First operand has 275 places, 274 transitions, 588 flow. Second operand 25 states and 5081 transitions. [2021-12-06 17:18:01,471 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 950 transitions, 3658 flow [2021-12-06 17:18:01,480 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 298 places, 950 transitions, 3656 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-06 17:18:01,487 INFO L242 Difference]: Finished difference. Result has 312 places, 335 transitions, 1010 flow [2021-12-06 17:18:01,488 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=323, PETRI_DIFFERENCE_MINUEND_FLOW=586, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=1010, PETRI_PLACES=312, PETRI_TRANSITIONS=335} [2021-12-06 17:18:01,489 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 36 predicate places. [2021-12-06 17:18:01,489 INFO L470 AbstractCegarLoop]: Abstraction has has 312 places, 335 transitions, 1010 flow [2021-12-06 17:18:01,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 175.66666666666666) internal successors, (2108), 12 states have internal predecessors, (2108), 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) [2021-12-06 17:18:01,490 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 17:18:01,490 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:18:01,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-06 17:18:01,490 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-06 17:18:01,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:18:01,491 INFO L85 PathProgramCache]: Analyzing trace with hash -367962712, now seen corresponding path program 1 times [2021-12-06 17:18:01,491 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:18:01,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345302365] [2021-12-06 17:18:01,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:18:01,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:18:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:18:01,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:18:01,528 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:18:01,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345302365] [2021-12-06 17:18:01,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345302365] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 17:18:01,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316826253] [2021-12-06 17:18:01,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:18:01,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:18:01,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:18:01,533 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 17:18:01,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 17:18:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:18:01,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 17:18:01,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:18:01,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:18:01,734 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 17:18:01,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:18:01,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1316826253] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 17:18:01,836 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 17:18:01,836 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-12-06 17:18:01,836 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759851165] [2021-12-06 17:18:01,836 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 17:18:01,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-06 17:18:01,837 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:18:01,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-06 17:18:01,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-12-06 17:18:01,841 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 259 out of 323 [2021-12-06 17:18:01,844 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 335 transitions, 1010 flow. Second operand has 10 states, 10 states have (on average 261.3) internal successors, (2613), 10 states have internal predecessors, (2613), 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) [2021-12-06 17:18:01,844 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 17:18:01,844 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 259 of 323 [2021-12-06 17:18:01,844 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 17:18:02,492 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1281] t_funEXIT-->L1037-5: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem30#1_13| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t_funThread2of3ForFork0_thidvar0_4) InVars {t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem30#1=|v_ULTIMATE.start_main_#t~mem30#1_13|} OutVars{t_funThread2of3ForFork0_thidvar0=v_t_funThread2of3ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem30#1=|v_ULTIMATE.start_main_#t~mem30#1_13|} AuxVars[] AssignedVars[][304], [288#(and (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), 349#true, 81#L1037-5true, Black: 289#(and (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 319#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 299#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |ULTIMATE.start_main_~#t_ids~0#1.base| |~#A~0.base|)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), 4#L1013-8true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0NotInUse, Black: 325#(and (not (= |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| 0)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 321#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| 0)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 331#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| 0)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), t_funThread3of3ForFork0NotInUse, Black: 305#(and (not (= |ULTIMATE.start_main_~#t_ids~0#1.base| |~#A~0.base|)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| 0)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 311#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| 0)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 297#(and (not (= |ULTIMATE.start_main_~#t_ids~0#1.base| |~#A~0.base|)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 317#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 303#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |ULTIMATE.start_main_~#t_ids~0#1.base| |~#A~0.base|)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| 0)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 301#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |ULTIMATE.start_main_~#t_ids~0#1.base| |~#A~0.base|)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 281#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 287#(and (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|))]) [2021-12-06 17:18:02,492 INFO L384 tUnfolder$Statistics]: this new event has 197 ancestors and is cut-off event [2021-12-06 17:18:02,492 INFO L387 tUnfolder$Statistics]: existing Event has 181 ancestors and is cut-off event [2021-12-06 17:18:02,492 INFO L387 tUnfolder$Statistics]: existing Event has 189 ancestors and is cut-off event [2021-12-06 17:18:02,492 INFO L387 tUnfolder$Statistics]: existing Event has 181 ancestors and is cut-off event [2021-12-06 17:18:02,504 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1282] t_funEXIT-->L1037-5: Formula: (= v_t_funThread3of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem30#1_15| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem30#1=|v_ULTIMATE.start_main_#t~mem30#1_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem30#1=|v_ULTIMATE.start_main_#t~mem30#1_15|, t_funThread3of3ForFork0_thidvar0=v_t_funThread3of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[][306], [288#(and (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), 349#true, 81#L1037-5true, Black: 289#(and (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 319#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 299#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |ULTIMATE.start_main_~#t_ids~0#1.base| |~#A~0.base|)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), t_funThread1of3ForFork0InUse, 4#L1013-8true, Black: 325#(and (not (= |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| 0)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), t_funThread2of3ForFork0NotInUse, Black: 321#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| 0)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), t_funThread3of3ForFork0NotInUse, Black: 331#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| 0)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 305#(and (not (= |ULTIMATE.start_main_~#t_ids~0#1.base| |~#A~0.base|)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| 0)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 311#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| 0)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 297#(and (not (= |ULTIMATE.start_main_~#t_ids~0#1.base| |~#A~0.base|)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 317#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 303#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |ULTIMATE.start_main_~#t_ids~0#1.base| |~#A~0.base|)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| 0)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 301#(and (= |t_funThread1of3ForFork0_#t~mem12#1| 0) (not (= |ULTIMATE.start_main_~#t_ids~0#1.base| |~#A~0.base|)) (not (= |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| 0)) (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (= (select |#valid| 4) 1) (= (select (select |#memory_int| |~#A~0.base|) |~#A~0.offset|) 0) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|)), Black: 281#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 287#(and (= |~#__global_lock~0.offset| 0) (< |~#A~0.base| (+ 5 |~#__global_lock~0.offset|)) (<= (+ 4 |~#__global_lock~0.offset|) |~#A~0.base|))]) [2021-12-06 17:18:02,504 INFO L384 tUnfolder$Statistics]: this new event has 181 ancestors and is not cut-off event [2021-12-06 17:18:02,504 INFO L387 tUnfolder$Statistics]: existing Event has 181 ancestors and is not cut-off event [2021-12-06 17:18:02,504 INFO L387 tUnfolder$Statistics]: existing Event has 189 ancestors and is not cut-off event [2021-12-06 17:18:02,504 INFO L387 tUnfolder$Statistics]: existing Event has 189 ancestors and is not cut-off event [2021-12-06 17:18:02,540 INFO L129 PetriNetUnfolder]: 550/4235 cut-off events. [2021-12-06 17:18:02,540 INFO L130 PetriNetUnfolder]: For 7312/7885 co-relation queries the response was YES. [2021-12-06 17:18:02,581 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8508 conditions, 4235 events. 550/4235 cut-off events. For 7312/7885 co-relation queries the response was YES. Maximal size of possible extension queue 156. Compared 42469 event pairs, 129 based on Foata normal form. 36/4051 useless extension candidates. Maximal degree in co-relation 8342. Up to 485 conditions per place. [2021-12-06 17:18:02,597 INFO L132 encePairwiseOnDemand]: 317/323 looper letters, 16 selfloop transitions, 9 changer transitions 0/345 dead transitions. [2021-12-06 17:18:02,597 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 320 places, 345 transitions, 1082 flow [2021-12-06 17:18:02,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 17:18:02,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-06 17:18:02,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2358 transitions. [2021-12-06 17:18:02,602 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8111455108359134 [2021-12-06 17:18:02,602 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2358 transitions. [2021-12-06 17:18:02,602 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2358 transitions. [2021-12-06 17:18:02,603 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 17:18:02,603 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2358 transitions. [2021-12-06 17:18:02,607 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 262.0) internal successors, (2358), 9 states have internal predecessors, (2358), 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) [2021-12-06 17:18:02,611 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 323.0) internal successors, (3230), 10 states have internal predecessors, (3230), 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) [2021-12-06 17:18:02,612 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 323.0) internal successors, (3230), 10 states have internal predecessors, (3230), 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) [2021-12-06 17:18:02,612 INFO L186 Difference]: Start difference. First operand has 312 places, 335 transitions, 1010 flow. Second operand 9 states and 2358 transitions. [2021-12-06 17:18:02,612 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 320 places, 345 transitions, 1082 flow [2021-12-06 17:18:02,632 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 318 places, 345 transitions, 1079 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-06 17:18:02,635 INFO L242 Difference]: Finished difference. Result has 321 places, 341 transitions, 1057 flow [2021-12-06 17:18:02,636 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=323, PETRI_DIFFERENCE_MINUEND_FLOW=1007, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=335, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=329, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1057, PETRI_PLACES=321, PETRI_TRANSITIONS=341} [2021-12-06 17:18:02,636 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 45 predicate places. [2021-12-06 17:18:02,636 INFO L470 AbstractCegarLoop]: Abstraction has has 321 places, 341 transitions, 1057 flow [2021-12-06 17:18:02,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 261.3) internal successors, (2613), 10 states have internal predecessors, (2613), 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) [2021-12-06 17:18:02,638 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 17:18:02,638 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:18:02,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 17:18:02,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-12-06 17:18:02,840 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-06 17:18:02,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:18:02,841 INFO L85 PathProgramCache]: Analyzing trace with hash -550974725, now seen corresponding path program 1 times [2021-12-06 17:18:02,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:18:02,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057382877] [2021-12-06 17:18:02,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:18:02,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:18:02,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:18:03,074 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-06 17:18:03,074 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:18:03,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057382877] [2021-12-06 17:18:03,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057382877] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 17:18:03,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1083722092] [2021-12-06 17:18:03,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:18:03,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:18:03,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:18:03,076 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 17:18:03,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 17:18:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:18:03,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 15 conjunts are in the unsatisfiable core [2021-12-06 17:18:03,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:18:03,380 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-06 17:18:03,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-06 17:18:03,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-12-06 17:18:03,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-12-06 17:18:03,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-12-06 17:18:03,548 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-06 17:18:03,548 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 17:18:03,588 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_140 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_140) |c_~#A~0.base|) |c_~#A~0.offset|) 0)) is different from false [2021-12-06 17:18:03,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-12-06 17:18:03,991 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2021-12-06 17:18:03,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2021-12-06 17:18:04,003 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 1 not checked. [2021-12-06 17:18:04,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1083722092] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 17:18:04,003 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 17:18:04,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 22 [2021-12-06 17:18:04,004 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898309230] [2021-12-06 17:18:04,004 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 17:18:04,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-12-06 17:18:04,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:18:04,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-12-06 17:18:04,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=343, Unknown=1, NotChecked=38, Total=462 [2021-12-06 17:18:04,007 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 323 [2021-12-06 17:18:04,010 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 341 transitions, 1057 flow. Second operand has 22 states, 22 states have (on average 177.22727272727272) internal successors, (3899), 22 states have internal predecessors, (3899), 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) [2021-12-06 17:18:04,010 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 17:18:04,010 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 323 [2021-12-06 17:18:04,010 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 17:19:54,481 INFO L129 PetriNetUnfolder]: 365887/827296 cut-off events. [2021-12-06 17:19:54,482 INFO L130 PetriNetUnfolder]: For 1083962/1086725 co-relation queries the response was YES. [2021-12-06 17:20:01,006 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1689314 conditions, 827296 events. 365887/827296 cut-off events. For 1083962/1086725 co-relation queries the response was YES. Maximal size of possible extension queue 25376. Compared 13266610 event pairs, 253542 based on Foata normal form. 614/784623 useless extension candidates. Maximal degree in co-relation 1634046. Up to 414976 conditions per place. [2021-12-06 17:20:04,317 INFO L132 encePairwiseOnDemand]: 307/323 looper letters, 329 selfloop transitions, 39 changer transitions 1/565 dead transitions. [2021-12-06 17:20:04,318 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 339 places, 565 transitions, 2510 flow [2021-12-06 17:20:04,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-12-06 17:20:04,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-12-06 17:20:04,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 3557 transitions. [2021-12-06 17:20:04,325 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5795991526804628 [2021-12-06 17:20:04,326 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 3557 transitions. [2021-12-06 17:20:04,326 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 3557 transitions. [2021-12-06 17:20:04,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 17:20:04,327 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 3557 transitions. [2021-12-06 17:20:04,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 187.21052631578948) internal successors, (3557), 19 states have internal predecessors, (3557), 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) [2021-12-06 17:20:04,341 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 323.0) internal successors, (6460), 20 states have internal predecessors, (6460), 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) [2021-12-06 17:20:04,343 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 323.0) internal successors, (6460), 20 states have internal predecessors, (6460), 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) [2021-12-06 17:20:04,343 INFO L186 Difference]: Start difference. First operand has 321 places, 341 transitions, 1057 flow. Second operand 19 states and 3557 transitions. [2021-12-06 17:20:04,343 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 339 places, 565 transitions, 2510 flow [2021-12-06 17:20:50,442 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 338 places, 565 transitions, 2504 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-12-06 17:20:50,448 INFO L242 Difference]: Finished difference. Result has 348 places, 377 transitions, 1351 flow [2021-12-06 17:20:50,449 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=323, PETRI_DIFFERENCE_MINUEND_FLOW=1051, PETRI_DIFFERENCE_MINUEND_PLACES=320, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=341, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=322, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=1351, PETRI_PLACES=348, PETRI_TRANSITIONS=377} [2021-12-06 17:20:50,450 INFO L334 CegarLoopForPetriNet]: 276 programPoint places, 72 predicate places. [2021-12-06 17:20:50,450 INFO L470 AbstractCegarLoop]: Abstraction has has 348 places, 377 transitions, 1351 flow [2021-12-06 17:20:50,451 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 177.22727272727272) internal successors, (3899), 22 states have internal predecessors, (3899), 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) [2021-12-06 17:20:50,451 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 17:20:50,452 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:20:50,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 17:20:50,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d95edc-0c91-44ad-b51f-1860155cf902/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:20:50,652 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-06 17:20:50,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:20:50,653 INFO L85 PathProgramCache]: Analyzing trace with hash 228057084, now seen corresponding path program 1 times [2021-12-06 17:20:50,653 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:20:50,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489250967] [2021-12-06 17:20:50,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:20:50,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:20:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:20:50,689 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-06 17:20:50,690 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:20:50,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489250967] [2021-12-06 17:20:50,690 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489250967] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:20:50,690 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:20:50,690 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 17:20:50,690 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987310376] [2021-12-06 17:20:50,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:20:50,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 17:20:50,691 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:20:50,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 17:20:50,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 17:20:50,692 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 208 out of 323 [2021-12-06 17:20:50,693 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 348 places, 377 transitions, 1351 flow. Second operand has 3 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 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) [2021-12-06 17:20:50,693 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 17:20:50,693 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 208 of 323 [2021-12-06 17:20:50,693 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand