./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas.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_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa97ad6141e9aa8818b694f4968e766701fe7261f516cd86f7a15e5cf1a3d14d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 09:46:44,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 09:46:44,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 09:46:44,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 09:46:44,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 09:46:44,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 09:46:44,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 09:46:44,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 09:46:44,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 09:46:44,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 09:46:44,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 09:46:44,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 09:46:44,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 09:46:44,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 09:46:44,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 09:46:44,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 09:46:44,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 09:46:44,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 09:46:44,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 09:46:44,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 09:46:44,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 09:46:44,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 09:46:44,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 09:46:44,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 09:46:44,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 09:46:44,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 09:46:44,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 09:46:44,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 09:46:44,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 09:46:44,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 09:46:44,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 09:46:44,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 09:46:44,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 09:46:44,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 09:46:44,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 09:46:44,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 09:46:44,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 09:46:44,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 09:46:44,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 09:46:44,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 09:46:44,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 09:46:44,496 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-12-07 09:46:44,549 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 09:46:44,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 09:46:44,550 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 09:46:44,550 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 09:46:44,557 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 09:46:44,557 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 09:46:44,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 09:46:44,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 09:46:44,558 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 09:46:44,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 09:46:44,560 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 09:46:44,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 09:46:44,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 09:46:44,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 09:46:44,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 09:46:44,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 09:46:44,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 09:46:44,562 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 09:46:44,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 09:46:44,562 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 09:46:44,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 09:46:44,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 09:46:44,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 09:46:44,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-12-07 09:46:44,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 09:46:44,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:46:44,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 09:46:44,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 09:46:44,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 09:46:44,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 09:46:44,574 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-12-07 09:46:44,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 09:46:44,574 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 09:46:44,575 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-12-07 09:46:44,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 09:46:44,575 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-12-07 09:46:44,575 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-12-07 09:46:44,576 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_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa97ad6141e9aa8818b694f4968e766701fe7261f516cd86f7a15e5cf1a3d14d [2021-12-07 09:46:44,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 09:46:44,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 09:46:44,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 09:46:44,842 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 09:46:44,843 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 09:46:44,844 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/../../sv-benchmarks/c/pthread-ext/26_stack_cas.i [2021-12-07 09:46:44,935 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/data/bcaf256e0/31fdc72b1007492294aff68960ca7e0d/FLAG9c4432a3f [2021-12-07 09:46:45,412 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 09:46:45,412 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/sv-benchmarks/c/pthread-ext/26_stack_cas.i [2021-12-07 09:46:45,435 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/data/bcaf256e0/31fdc72b1007492294aff68960ca7e0d/FLAG9c4432a3f [2021-12-07 09:46:45,753 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/data/bcaf256e0/31fdc72b1007492294aff68960ca7e0d [2021-12-07 09:46:45,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 09:46:45,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 09:46:45,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 09:46:45,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 09:46:45,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 09:46:45,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:46:45" (1/1) ... [2021-12-07 09:46:45,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eafb6ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:46:45, skipping insertion in model container [2021-12-07 09:46:45,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:46:45" (1/1) ... [2021-12-07 09:46:45,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 09:46:45,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 09:46:46,140 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_f4982572-fc50-43f2-8b59-8f49c8c63826/sv-benchmarks/c/pthread-ext/26_stack_cas.i[31152,31165] [2021-12-07 09:46:46,149 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 09:46:46,165 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 09:46:46,241 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_f4982572-fc50-43f2-8b59-8f49c8c63826/sv-benchmarks/c/pthread-ext/26_stack_cas.i[31152,31165] [2021-12-07 09:46:46,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 09:46:46,292 INFO L208 MainTranslator]: Completed translation [2021-12-07 09:46:46,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:46:46 WrapperNode [2021-12-07 09:46:46,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 09:46:46,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 09:46:46,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 09:46:46,295 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 09:46:46,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:46:46" (1/1) ... [2021-12-07 09:46:46,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:46:46" (1/1) ... [2021-12-07 09:46:46,363 INFO L137 Inliner]: procedures = 177, calls = 47, calls flagged for inlining = 16, calls inlined = 19, statements flattened = 187 [2021-12-07 09:46:46,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 09:46:46,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 09:46:46,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 09:46:46,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 09:46:46,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:46:46" (1/1) ... [2021-12-07 09:46:46,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:46:46" (1/1) ... [2021-12-07 09:46:46,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:46:46" (1/1) ... [2021-12-07 09:46:46,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:46:46" (1/1) ... [2021-12-07 09:46:46,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:46:46" (1/1) ... [2021-12-07 09:46:46,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:46:46" (1/1) ... [2021-12-07 09:46:46,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:46:46" (1/1) ... [2021-12-07 09:46:46,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 09:46:46,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 09:46:46,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 09:46:46,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 09:46:46,400 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:46:46" (1/1) ... [2021-12-07 09:46:46,408 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:46:46,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:46:46,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 09:46:46,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 09:46:46,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 09:46:46,483 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-12-07 09:46:46,483 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-12-07 09:46:46,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 09:46:46,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 09:46:46,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 09:46:46,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 09:46:46,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 09:46:46,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 09:46:46,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 09:46:46,488 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-07 09:46:46,665 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 09:46:46,673 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 09:46:47,014 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 09:46:47,136 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 09:46:47,136 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-07 09:46:47,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:46:47 BoogieIcfgContainer [2021-12-07 09:46:47,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 09:46:47,140 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 09:46:47,140 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 09:46:47,144 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 09:46:47,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 09:46:45" (1/3) ... [2021-12-07 09:46:47,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f6a9462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:46:47, skipping insertion in model container [2021-12-07 09:46:47,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:46:46" (2/3) ... [2021-12-07 09:46:47,146 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f6a9462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:46:47, skipping insertion in model container [2021-12-07 09:46:47,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:46:47" (3/3) ... [2021-12-07 09:46:47,147 INFO L111 eAbstractionObserver]: Analyzing ICFG 26_stack_cas.i [2021-12-07 09:46:47,160 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-07 09:46:47,160 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 09:46:47,161 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 09:46:47,161 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-07 09:46:47,211 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,211 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,212 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,212 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,212 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,212 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,213 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,213 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,213 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,213 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,213 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,214 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,214 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,215 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,215 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,215 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,216 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,216 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,216 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,216 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,217 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,217 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,217 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,218 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,218 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,219 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,219 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,219 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,220 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,220 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,220 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,220 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,220 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,221 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,221 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,221 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,221 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,222 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,222 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,222 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,222 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,222 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,223 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,223 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,223 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,223 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,223 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,224 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,224 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,224 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,225 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,225 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,256 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,256 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,256 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,256 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,257 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,257 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,257 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,257 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,257 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,257 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,258 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,258 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,258 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,258 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,259 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,259 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,259 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,275 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,276 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,279 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,279 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,279 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,280 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,280 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,281 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,281 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,281 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,281 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,287 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,287 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,287 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,288 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,288 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,288 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,288 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,288 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,289 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,289 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,290 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,290 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,290 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,290 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,290 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,291 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,291 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,291 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,291 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,292 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,292 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,292 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,292 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,292 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,293 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,293 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,293 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,293 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,293 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,293 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,294 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,294 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,295 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,295 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,295 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,296 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,296 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,296 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,296 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,296 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,296 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,297 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,297 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,297 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,297 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,298 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,298 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,298 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,298 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,298 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,299 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,299 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,299 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,299 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,299 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,300 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,300 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,300 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,300 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,301 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,301 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,301 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,301 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,302 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,303 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,303 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,303 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,304 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,304 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,304 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,304 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,304 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,305 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,305 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,305 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,305 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,305 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,306 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,306 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,306 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,306 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,307 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,307 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,307 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,307 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,307 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,307 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,308 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,308 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,308 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,308 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,308 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,309 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,309 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,309 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,309 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,309 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,310 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,310 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,310 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,310 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,310 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,311 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,311 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,311 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,311 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,312 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,325 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,325 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,326 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,333 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,333 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,333 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,333 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,333 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,334 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,334 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,335 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,338 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,338 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,338 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,338 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,338 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,338 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,339 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,339 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,339 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,339 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,339 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,340 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,340 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,340 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,340 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,340 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,341 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,341 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,341 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,341 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,341 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,341 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,342 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,342 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,342 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,342 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,342 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,342 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,343 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,343 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,343 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,343 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,343 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,344 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,344 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,344 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,344 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,344 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,344 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,344 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,345 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,345 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,345 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,345 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,345 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,345 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,346 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,346 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,346 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,346 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,347 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,347 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,347 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,347 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,350 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,350 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,350 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,350 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,350 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,351 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,351 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,351 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,351 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,351 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,351 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,351 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,356 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,356 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,356 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,356 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,356 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,357 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,357 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,357 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,357 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,358 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,358 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,358 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,359 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,359 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,359 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,359 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,359 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,360 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,360 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,361 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,361 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,361 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,361 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,361 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,362 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,362 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,362 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,363 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,363 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,363 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,363 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,363 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,364 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,364 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,364 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,364 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,364 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,365 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,365 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,365 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,365 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,366 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,366 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,369 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,369 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,369 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,369 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,370 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,370 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,370 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,370 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,371 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,371 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,371 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,371 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,372 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,372 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,372 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,372 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,373 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,373 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,373 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,373 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,374 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,374 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,374 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,374 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,375 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,375 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,375 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,375 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,376 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,376 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,376 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,376 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,377 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,377 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,377 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,377 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,378 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,378 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,378 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,378 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,378 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,379 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,379 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,379 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,379 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,380 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,380 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,380 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,380 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,381 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,381 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,381 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,382 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-07 09:46:47,428 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-12-07 09:46:47,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:46:47,436 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-12-07 09:46:47,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-12-07 09:46:47,473 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork0 ======== [2021-12-07 09:46:47,480 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 09:46:47,480 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 09:46:47,726 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,749 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,750 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,750 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:47,769 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:46:47,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:46:47,774 INFO L85 PathProgramCache]: Analyzing trace with hash 251955666, now seen corresponding path program 1 times [2021-12-07 09:46:47,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:46:47,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036771918] [2021-12-07 09:46:47,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:46:47,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:46:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:46:48,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:46:48,206 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:46:48,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036771918] [2021-12-07 09:46:48,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036771918] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:46:48,207 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:46:48,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 09:46:48,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2424551] [2021-12-07 09:46:48,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:46:48,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 09:46:48,215 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:46:48,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 09:46:48,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 09:46:48,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:48,240 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:46:48,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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) [2021-12-07 09:46:48,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:48,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:48,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 09:46:48,296 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:46:48,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:46:48,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1114665440, now seen corresponding path program 1 times [2021-12-07 09:46:48,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:46:48,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478496745] [2021-12-07 09:46:48,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:46:48,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:46:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:46:48,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:46:48,447 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:46:48,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478496745] [2021-12-07 09:46:48,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478496745] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:46:48,447 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:46:48,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 09:46:48,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620983478] [2021-12-07 09:46:48,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:46:48,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 09:46:48,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:46:48,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 09:46:48,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-07 09:46:48,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:48,451 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:46:48,451 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:46:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:48,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:48,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:48,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 09:46:48,639 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:46:48,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:46:48,640 INFO L85 PathProgramCache]: Analyzing trace with hash -112981812, now seen corresponding path program 1 times [2021-12-07 09:46:48,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:46:48,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265231024] [2021-12-07 09:46:48,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:46:48,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:46:48,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:46:49,354 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:46:49,354 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:46:49,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265231024] [2021-12-07 09:46:49,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265231024] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:46:49,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1783323857] [2021-12-07 09:46:49,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:46:49,356 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:46:49,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:46:49,364 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:46:49,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-07 09:46:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:46:49,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 58 conjunts are in the unsatisfiable core [2021-12-07 09:46:49,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:46:50,584 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-12-07 09:46:50,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 15 [2021-12-07 09:46:50,840 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:46:50,840 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:46:50,975 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_~oldTop~0#1|))) (and (or .cse0 (forall ((v_ArrVal_93 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| Int)) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| v_ArrVal_93) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| Int)) (not (= (select (select (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)))) is different from false [2021-12-07 09:46:51,084 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse1 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| Int)) (not (= (select (select (let ((.cse0 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse0 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| (store (select .cse0 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse1)) (or .cse1 (forall ((v_ArrVal_93 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| Int)) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| v_ArrVal_93) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))))) is different from false [2021-12-07 09:46:51,381 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:46:51,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1783323857] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:46:51,381 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:46:51,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 14, 9] total 36 [2021-12-07 09:46:51,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936624928] [2021-12-07 09:46:51,382 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:46:51,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-12-07 09:46:51,386 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:46:51,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-12-07 09:46:51,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1054, Unknown=2, NotChecked=134, Total=1332 [2021-12-07 09:46:51,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:51,393 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:46:51,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 36 states have (on average 7.611111111111111) internal successors, (274), 37 states have internal predecessors, (274), 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) [2021-12-07 09:46:51,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:51,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:51,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:52,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:52,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:46:52,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-07 09:46:52,736 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:46:52,738 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:46:52,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:46:52,741 INFO L85 PathProgramCache]: Analyzing trace with hash 477093513, now seen corresponding path program 1 times [2021-12-07 09:46:52,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:46:52,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285196399] [2021-12-07 09:46:52,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:46:52,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:46:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:46:52,870 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:46:52,870 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:46:52,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285196399] [2021-12-07 09:46:52,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285196399] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:46:52,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947938951] [2021-12-07 09:46:52,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:46:52,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:46:52,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:46:52,872 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:46:52,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-07 09:46:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:46:53,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 09:46:53,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:46:53,286 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:46:53,286 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:46:53,572 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:46:53,572 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1947938951] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:46:53,572 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:46:53,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-12-07 09:46:53,573 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903734344] [2021-12-07 09:46:53,573 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:46:53,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 09:46:53,574 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:46:53,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 09:46:53,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-12-07 09:46:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:53,575 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:46:53,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 42.42857142857143) internal successors, (297), 7 states have internal predecessors, (297), 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) [2021-12-07 09:46:53,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:53,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:53,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:46:53,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:54,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:54,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:54,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-12-07 09:46:54,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:46:54,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-07 09:46:54,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:46:54,310 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:46:54,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:46:54,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1056478109, now seen corresponding path program 1 times [2021-12-07 09:46:54,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:46:54,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824991247] [2021-12-07 09:46:54,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:46:54,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:46:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:46:54,476 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2021-12-07 09:46:54,476 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:46:54,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824991247] [2021-12-07 09:46:54,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824991247] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:46:54,477 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:46:54,477 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 09:46:54,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123981330] [2021-12-07 09:46:54,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:46:54,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 09:46:54,478 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:46:54,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 09:46:54,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 09:46:54,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:54,480 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:46:54,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 26.25) internal successors, (105), 5 states have internal predecessors, (105), 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) [2021-12-07 09:46:54,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:54,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:54,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-12-07 09:46:54,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:46:54,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:54,749 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_~oldTop~0#1|))) (and (not (= |c_thr1Thread1of1ForFork0_index_malloc_#res#1| 0)) (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| 0)) (or .cse0 (forall ((v_ArrVal_93 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| Int)) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| v_ArrVal_93) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (not (= |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| 0)) (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| Int)) (not (= (select (select (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)))) is different from false [2021-12-07 09:46:54,830 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_~oldTop~0#1|))) (and (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| 0)) (or .cse0 (forall ((v_ArrVal_93 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| Int)) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| v_ArrVal_93) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (not (= c_~next_alloc_idx~0 0)) (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| Int)) (not (= (select (select (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)))) is different from false [2021-12-07 09:46:54,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:54,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:54,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-12-07 09:46:54,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:46:54,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:46:54,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-07 09:46:54,856 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:46:54,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:46:54,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1699787462, now seen corresponding path program 1 times [2021-12-07 09:46:54,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:46:54,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829488622] [2021-12-07 09:46:54,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:46:54,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:46:54,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:46:55,067 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2021-12-07 09:46:55,068 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:46:55,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829488622] [2021-12-07 09:46:55,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829488622] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:46:55,069 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:46:55,069 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 09:46:55,069 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675546863] [2021-12-07 09:46:55,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:46:55,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 09:46:55,070 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:46:55,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 09:46:55,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 09:46:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:55,072 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:46:55,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 61.333333333333336) internal successors, (184), 3 states have internal predecessors, (184), 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) [2021-12-07 09:46:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-12-07 09:46:55,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:46:55,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:46:55,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:55,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:55,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-12-07 09:46:55,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:46:55,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:46:55,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:55,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-07 09:46:55,120 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:46:55,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:46:55,121 INFO L85 PathProgramCache]: Analyzing trace with hash -387409103, now seen corresponding path program 2 times [2021-12-07 09:46:55,121 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:46:55,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803690527] [2021-12-07 09:46:55,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:46:55,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:46:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:46:55,330 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-12-07 09:46:55,331 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:46:55,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803690527] [2021-12-07 09:46:55,331 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803690527] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:46:55,331 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:46:55,332 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 09:46:55,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911941818] [2021-12-07 09:46:55,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:46:55,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 09:46:55,333 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:46:55,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 09:46:55,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 09:46:55,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:55,334 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:46:55,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.0) internal successors, (156), 6 states have internal predecessors, (156), 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) [2021-12-07 09:46:55,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:55,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:55,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-12-07 09:46:55,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:46:55,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:46:55,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:55,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:55,515 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_~oldTop~0#1|))) (and (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| 0)) (or .cse0 (forall ((v_ArrVal_93 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| Int)) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| v_ArrVal_93) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| Int)) (not (= (select (select (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_5|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)))) is different from false [2021-12-07 09:46:55,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:55,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:55,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-12-07 09:46:55,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:46:55,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:46:55,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:55,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:46:55,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-07 09:46:55,524 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:46:55,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:46:55,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1640130700, now seen corresponding path program 1 times [2021-12-07 09:46:55,525 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:46:55,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483793202] [2021-12-07 09:46:55,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:46:55,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:46:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:46:55,743 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 304 proven. 58 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-07 09:46:55,743 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:46:55,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483793202] [2021-12-07 09:46:55,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483793202] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:46:55,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1023977413] [2021-12-07 09:46:55,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:46:55,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:46:55,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:46:55,748 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:46:55,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-07 09:46:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:46:56,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 938 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-07 09:46:56,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:46:56,549 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 344 proven. 18 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-07 09:46:56,550 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:46:57,135 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 344 proven. 18 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-07 09:46:57,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1023977413] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:46:57,136 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:46:57,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2021-12-07 09:46:57,136 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011343418] [2021-12-07 09:46:57,136 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:46:57,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-07 09:46:57,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:46:57,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-07 09:46:57,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2021-12-07 09:46:57,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:57,139 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:46:57,139 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 26.5) internal successors, (424), 16 states have internal predecessors, (424), 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) [2021-12-07 09:46:57,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:57,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:57,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-12-07 09:46:57,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:46:57,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:46:57,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:57,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:46:57,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:57,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:57,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:57,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-12-07 09:46:57,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:46:57,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:46:57,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:57,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:46:57,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:46:57,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-07 09:46:57,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-12-07 09:46:57,766 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:46:57,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:46:57,766 INFO L85 PathProgramCache]: Analyzing trace with hash -318373987, now seen corresponding path program 1 times [2021-12-07 09:46:57,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:46:57,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147460028] [2021-12-07 09:46:57,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:46:57,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:46:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:46:57,942 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2021-12-07 09:46:57,942 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:46:57,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147460028] [2021-12-07 09:46:57,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147460028] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:46:57,943 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:46:57,943 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 09:46:57,943 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175823178] [2021-12-07 09:46:57,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:46:57,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 09:46:57,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:46:57,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 09:46:57,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 09:46:57,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:57,945 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:46:57,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.166666666666668) internal successors, (121), 6 states have internal predecessors, (121), 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) [2021-12-07 09:46:57,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:57,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:57,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-12-07 09:46:57,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:46:57,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:46:57,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:57,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:46:57,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:46:57,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:46:58,139 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:58,140 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:58,140 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:58,140 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:46:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:46:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-12-07 09:46:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:46:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:46:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:46:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:46:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:46:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:46:58,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-07 09:46:58,316 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:46:58,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:46:58,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1800016884, now seen corresponding path program 2 times [2021-12-07 09:46:58,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:46:58,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162010519] [2021-12-07 09:46:58,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:46:58,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:46:58,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:46:58,654 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:46:58,655 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:46:58,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162010519] [2021-12-07 09:46:58,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162010519] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:46:58,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [306765383] [2021-12-07 09:46:58,655 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:46:58,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:46:58,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:46:58,660 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:46:58,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-07 09:46:58,814 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 09:46:58,814 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:46:58,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 64 conjunts are in the unsatisfiable core [2021-12-07 09:46:58,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:46:59,025 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-07 09:46:59,025 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 [2021-12-07 09:46:59,802 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 [2021-12-07 09:46:59,958 INFO L354 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2021-12-07 09:46:59,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2021-12-07 09:46:59,993 INFO L354 Elim1Store]: treesize reduction 30, result has 43.4 percent of original size [2021-12-07 09:46:59,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 68 [2021-12-07 09:47:00,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:00,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-12-07 09:47:00,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:00,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:00,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2021-12-07 09:47:00,373 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:00,373 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:47:00,475 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_~oldTop~0#1|))) (and (or .cse0 (forall ((v_ArrVal_779 (Array Int Int)) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int)) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_779) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (v_ArrVal_782 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_782) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1)) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)))) is different from false [2021-12-07 09:47:00,529 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or (not .cse0) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (v_ArrVal_782 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_782) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1)) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (or .cse0 (forall ((v_ArrVal_779 (Array Int Int)) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int)) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_779) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))))) is different from false [2021-12-07 09:47:00,572 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_777 (Array Int Int))) (or (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_777) |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|)) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (v_ArrVal_782 (Array Int Int))) (not (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_777))) (store (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store .cse0 |c_~#top~0.base| v_ArrVal_782) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_~#top~0.base|) |c_~#top~0.offset|) 0))))) (forall ((v_ArrVal_777 (Array Int Int))) (or (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_777) |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|) (forall ((v_ArrVal_779 (Array Int Int)) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_777) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_779) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))))) is different from false [2021-12-07 09:47:00,594 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 140 treesize of output 128 [2021-12-07 09:47:00,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 120 treesize of output 114 [2021-12-07 09:47:00,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 110 treesize of output 102 [2021-12-07 09:47:00,634 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:47:00,637 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 258 treesize of output 254 [2021-12-07 09:47:00,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2021-12-07 09:47:00,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:47:00,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:47:00,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:47:01,480 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2021-12-07 09:47:01,480 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 [2021-12-07 09:47:01,551 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2021-12-07 09:47:01,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [306765383] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:47:01,551 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:47:01,551 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17, 14] total 42 [2021-12-07 09:47:01,552 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277893929] [2021-12-07 09:47:01,552 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:47:01,552 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2021-12-07 09:47:01,552 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:47:01,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-12-07 09:47:01,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=1404, Unknown=3, NotChecked=234, Total=1806 [2021-12-07 09:47:01,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:01,554 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:47:01,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 42 states have (on average 6.523809523809524) internal successors, (274), 43 states have internal predecessors, (274), 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) [2021-12-07 09:47:01,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:01,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:01,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-12-07 09:47:01,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:01,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:47:01,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:01,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:01,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:47:01,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:01,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:02,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:02,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:02,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-12-07 09:47:02,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:02,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:47:02,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:02,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:02,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:47:02,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:02,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:47:02,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-07 09:47:02,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-12-07 09:47:02,512 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:47:02,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:47:02,514 INFO L85 PathProgramCache]: Analyzing trace with hash 827968268, now seen corresponding path program 3 times [2021-12-07 09:47:02,514 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:47:02,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432404878] [2021-12-07 09:47:02,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:47:02,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:47:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:47:03,083 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:03,083 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:47:03,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432404878] [2021-12-07 09:47:03,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432404878] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:47:03,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1453296711] [2021-12-07 09:47:03,084 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-07 09:47:03,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:47:03,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:47:03,085 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:47:03,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-07 09:47:03,242 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-07 09:47:03,242 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:47:03,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 61 conjunts are in the unsatisfiable core [2021-12-07 09:47:03,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:47:03,417 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-12-07 09:47:03,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-12-07 09:47:03,846 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-07 09:47:03,847 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 [2021-12-07 09:47:04,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-12-07 09:47:04,400 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 [2021-12-07 09:47:04,453 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 [2021-12-07 09:47:04,649 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:04,649 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:47:04,719 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_849 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_849) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2021-12-07 09:47:04,774 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_~oldTop~0#1|))) (and (or .cse0 (forall ((v_ArrVal_843 (Array Int Int)) (v_ArrVal_849 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_843) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_849) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (or (forall ((v_ArrVal_846 (Array Int Int)) (v_ArrVal_849 (Array Int Int))) (not (= (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_846) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_849) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)))) is different from false [2021-12-07 09:47:04,817 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or .cse0 (forall ((v_ArrVal_843 (Array Int Int)) (v_ArrVal_849 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_843) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_849) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (or (forall ((v_ArrVal_846 (Array Int Int)) (v_ArrVal_849 (Array Int Int))) (not (= (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_846) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_849) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)))) is different from false [2021-12-07 09:47:04,825 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:47:04,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2021-12-07 09:47:04,828 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 131 treesize of output 119 [2021-12-07 09:47:04,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 4 [2021-12-07 09:47:04,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 4 [2021-12-07 09:47:04,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 4 [2021-12-07 09:47:06,402 INFO L354 Elim1Store]: treesize reduction 14, result has 44.0 percent of original size [2021-12-07 09:47:06,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 37 [2021-12-07 09:47:06,496 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2021-12-07 09:47:06,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1453296711] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:47:06,496 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:47:06,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 17, 14] total 45 [2021-12-07 09:47:06,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697985201] [2021-12-07 09:47:06,497 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:47:06,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2021-12-07 09:47:06,497 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:47:06,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-12-07 09:47:06,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=1635, Unknown=3, NotChecked=252, Total=2070 [2021-12-07 09:47:06,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:06,499 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:47:06,500 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 45 states have (on average 5.844444444444444) internal successors, (263), 46 states have internal predecessors, (263), 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) [2021-12-07 09:47:06,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:06,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:06,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-12-07 09:47:06,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:06,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:47:06,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:06,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:06,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:47:06,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:06,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:47:06,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:07,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:07,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:07,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-12-07 09:47:07,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:47:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:47:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:07,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-12-07 09:47:07,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:47:07,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-07 09:47:07,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:47:07,759 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:47:07,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:47:07,760 INFO L85 PathProgramCache]: Analyzing trace with hash -307655732, now seen corresponding path program 4 times [2021-12-07 09:47:07,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:47:07,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460576379] [2021-12-07 09:47:07,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:47:07,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:47:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:47:08,187 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:08,187 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:47:08,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460576379] [2021-12-07 09:47:08,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460576379] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:47:08,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111139149] [2021-12-07 09:47:08,188 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-12-07 09:47:08,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:47:08,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:47:08,190 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:47:08,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-07 09:47:08,427 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-12-07 09:47:08,428 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:47:08,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 66 conjunts are in the unsatisfiable core [2021-12-07 09:47:08,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:47:08,606 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-12-07 09:47:08,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-12-07 09:47:09,109 INFO L354 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2021-12-07 09:47:09,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2021-12-07 09:47:09,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-12-07 09:47:09,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2021-12-07 09:47:09,747 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 [2021-12-07 09:47:09,912 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:09,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:47:10,024 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_913 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_913) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2021-12-07 09:47:10,082 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_~oldTop~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_911 (Array Int Int)) (v_ArrVal_913 (Array Int Int))) (not (= (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_911) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_913) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (or (forall ((v_ArrVal_913 (Array Int Int)) (v_ArrVal_909 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_909) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_913) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) .cse0))) is different from false [2021-12-07 09:47:10,121 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or (forall ((v_ArrVal_913 (Array Int Int)) (v_ArrVal_909 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_909) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_913) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) .cse0) (or (not .cse0) (forall ((v_ArrVal_911 (Array Int Int)) (v_ArrVal_913 (Array Int Int))) (not (= (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_911) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_913) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))))) is different from false [2021-12-07 09:47:10,128 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:47:10,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2021-12-07 09:47:10,132 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 65 treesize of output 57 [2021-12-07 09:47:10,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 4 [2021-12-07 09:47:10,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 4 [2021-12-07 09:47:10,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 4 [2021-12-07 09:47:11,392 INFO L354 Elim1Store]: treesize reduction 18, result has 28.0 percent of original size [2021-12-07 09:47:11,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 22 [2021-12-07 09:47:11,452 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2021-12-07 09:47:11,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1111139149] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:47:11,452 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:47:11,453 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 48 [2021-12-07 09:47:11,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115897207] [2021-12-07 09:47:11,453 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:47:11,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2021-12-07 09:47:11,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:47:11,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-12-07 09:47:11,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=302, Invalid=1777, Unknown=3, NotChecked=270, Total=2352 [2021-12-07 09:47:11,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:11,457 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:47:11,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 48 states have (on average 5.666666666666667) internal successors, (272), 49 states have internal predecessors, (272), 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) [2021-12-07 09:47:11,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:11,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:11,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-12-07 09:47:11,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:11,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:47:11,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:11,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:11,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:47:11,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:11,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-12-07 09:47:11,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:47:11,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:11,921 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:11,921 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:11,922 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:11,922 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:12,154 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:12,154 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:12,154 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:12,155 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:12,192 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:12,193 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:12,193 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:12,193 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:12,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:12,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:12,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:47:12,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:12,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:47:12,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:12,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:12,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:47:12,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:12,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:47:12,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:47:12,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:47:12,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-07 09:47:12,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-12-07 09:47:12,769 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:47:12,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:47:12,771 INFO L85 PathProgramCache]: Analyzing trace with hash 603093746, now seen corresponding path program 1 times [2021-12-07 09:47:12,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:47:12,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972767400] [2021-12-07 09:47:12,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:47:12,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:47:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:47:13,150 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:13,151 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:47:13,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972767400] [2021-12-07 09:47:13,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972767400] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:47:13,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [597082964] [2021-12-07 09:47:13,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:47:13,151 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:47:13,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:47:13,152 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:47:13,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-07 09:47:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:47:13,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 60 conjunts are in the unsatisfiable core [2021-12-07 09:47:13,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:47:14,260 INFO L354 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2021-12-07 09:47:14,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2021-12-07 09:47:14,291 INFO L354 Elim1Store]: treesize reduction 26, result has 50.9 percent of original size [2021-12-07 09:47:14,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 72 [2021-12-07 09:47:14,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:14,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-12-07 09:47:14,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2021-12-07 09:47:14,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:14,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2021-12-07 09:47:14,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2021-12-07 09:47:14,478 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 7 treesize of output 3 [2021-12-07 09:47:14,491 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-12-07 09:47:14,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-07 09:47:14,972 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:14,972 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:47:15,066 INFO L354 Elim1Store]: treesize reduction 26, result has 65.3 percent of original size [2021-12-07 09:47:15,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 78 treesize of output 97 [2021-12-07 09:47:15,111 INFO L354 Elim1Store]: treesize reduction 26, result has 65.3 percent of original size [2021-12-07 09:47:15,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 69 treesize of output 101 [2021-12-07 09:47:15,124 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:47:15,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 8 [2021-12-07 09:47:15,225 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:47:15,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 17 [2021-12-07 09:47:15,264 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:47:15,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 37 treesize of output 39 [2021-12-07 09:47:15,274 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:47:15,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 54 treesize of output 56 [2021-12-07 09:47:15,284 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:47:15,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 50 treesize of output 52 [2021-12-07 09:47:15,318 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:47:15,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 11 [2021-12-07 09:47:15,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 13 treesize of output 9 [2021-12-07 09:47:15,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 4 [2021-12-07 09:47:15,389 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:47:15,390 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 18 treesize of output 22 [2021-12-07 09:47:15,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 4 [2021-12-07 09:47:16,045 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:16,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [597082964] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:47:16,046 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:47:16,046 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15, 12] total 38 [2021-12-07 09:47:16,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708767730] [2021-12-07 09:47:16,047 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:47:16,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-12-07 09:47:16,050 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:47:16,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-12-07 09:47:16,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=1306, Unknown=0, NotChecked=0, Total=1482 [2021-12-07 09:47:16,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:16,052 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:47:16,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 38 states have (on average 10.710526315789474) internal successors, (407), 39 states have internal predecessors, (407), 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) [2021-12-07 09:47:16,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:16,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:16,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:47:16,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:16,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:47:16,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:16,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:16,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:47:16,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:16,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:47:16,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:47:16,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:47:16,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:16,731 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:16,731 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:16,731 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:16,732 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:16,741 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:16,741 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:16,742 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:16,742 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:17,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:17,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:17,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-12-07 09:47:17,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:17,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:47:17,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:17,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:17,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:47:17,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:47:17,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:47:17,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:47:17,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:47:17,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-12-07 09:47:17,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-12-07 09:47:18,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:47:18,092 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:47:18,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:47:18,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1063888398, now seen corresponding path program 2 times [2021-12-07 09:47:18,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:47:18,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276158806] [2021-12-07 09:47:18,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:47:18,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:47:18,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:47:18,726 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:18,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:47:18,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276158806] [2021-12-07 09:47:18,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276158806] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:47:18,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [410052770] [2021-12-07 09:47:18,727 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:47:18,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:47:18,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:47:18,732 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:47:18,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-07 09:47:18,918 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 09:47:18,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:47:18,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 64 conjunts are in the unsatisfiable core [2021-12-07 09:47:18,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:47:19,062 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-07 09:47:19,062 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 [2021-12-07 09:47:20,334 INFO L354 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2021-12-07 09:47:20,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2021-12-07 09:47:20,364 INFO L354 Elim1Store]: treesize reduction 26, result has 50.9 percent of original size [2021-12-07 09:47:20,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 72 [2021-12-07 09:47:20,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:20,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-12-07 09:47:20,409 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 8 treesize of output 6 [2021-12-07 09:47:20,431 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-12-07 09:47:20,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:20,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 26 [2021-12-07 09:47:20,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2021-12-07 09:47:20,625 INFO L354 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2021-12-07 09:47:20,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 37 [2021-12-07 09:47:20,629 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2021-12-07 09:47:20,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-12-07 09:47:20,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:47:20,834 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Should have been eliminated by DER at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.DerPreprocessor.(DerPreprocessor.java:108) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:353) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:184) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne3(DualJunctionSaa.java:166) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne2(DualJunctionSaa.java:154) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne1(DualJunctionSaa.java:142) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne0(DualJunctionSaa.java:126) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:110) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:95) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:90) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:903) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:865) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:783) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:425) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:162) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:243) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:233) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:92) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:199) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-07 09:47:20,854 INFO L158 Benchmark]: Toolchain (without parser) took 35093.95ms. Allocated memory was 77.6MB in the beginning and 419.4MB in the end (delta: 341.8MB). Free memory was 53.4MB in the beginning and 363.1MB in the end (delta: -309.6MB). Peak memory consumption was 217.7MB. Max. memory is 16.1GB. [2021-12-07 09:47:20,856 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 77.6MB. Free memory was 52.6MB in the beginning and 52.6MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 09:47:20,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 532.70ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 53.3MB in the beginning and 56.8MB in the end (delta: -3.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-07 09:47:20,859 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.89ms. Allocated memory is still 94.4MB. Free memory was 56.8MB in the beginning and 54.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 09:47:20,861 INFO L158 Benchmark]: Boogie Preprocessor took 29.67ms. Allocated memory is still 94.4MB. Free memory was 54.3MB in the beginning and 52.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 09:47:20,862 INFO L158 Benchmark]: RCFGBuilder took 743.67ms. Allocated memory is still 94.4MB. Free memory was 52.4MB in the beginning and 51.2MB in the end (delta: 1.2MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2021-12-07 09:47:20,864 INFO L158 Benchmark]: TraceAbstraction took 33711.68ms. Allocated memory was 94.4MB in the beginning and 419.4MB in the end (delta: 325.1MB). Free memory was 50.9MB in the beginning and 363.1MB in the end (delta: -312.2MB). Peak memory consumption was 198.8MB. Max. memory is 16.1GB. [2021-12-07 09:47:20,869 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 77.6MB. Free memory was 52.6MB in the beginning and 52.6MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 532.70ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 53.3MB in the beginning and 56.8MB in the end (delta: -3.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.89ms. Allocated memory is still 94.4MB. Free memory was 56.8MB in the beginning and 54.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.67ms. Allocated memory is still 94.4MB. Free memory was 54.3MB in the beginning and 52.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 743.67ms. Allocated memory is still 94.4MB. Free memory was 52.4MB in the beginning and 51.2MB in the end (delta: 1.2MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * TraceAbstraction took 33711.68ms. Allocated memory was 94.4MB in the beginning and 419.4MB in the end (delta: 325.1MB). Free memory was 50.9MB in the beginning and 363.1MB in the end (delta: -312.2MB). Peak memory consumption was 198.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Should have been eliminated by DER de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Should have been eliminated by DER: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.DerPreprocessor.(DerPreprocessor.java:108) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-07 09:47:20,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-12-07 09:47:21,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa97ad6141e9aa8818b694f4968e766701fe7261f516cd86f7a15e5cf1a3d14d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 09:47:23,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 09:47:23,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 09:47:23,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 09:47:23,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 09:47:23,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 09:47:23,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 09:47:23,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 09:47:23,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 09:47:23,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 09:47:23,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 09:47:23,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 09:47:23,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 09:47:23,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 09:47:23,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 09:47:23,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 09:47:23,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 09:47:23,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 09:47:23,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 09:47:23,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 09:47:23,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 09:47:23,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 09:47:23,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 09:47:23,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 09:47:23,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 09:47:23,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 09:47:23,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 09:47:23,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 09:47:23,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 09:47:23,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 09:47:23,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 09:47:23,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 09:47:23,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 09:47:23,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 09:47:23,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 09:47:23,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 09:47:23,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 09:47:23,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 09:47:23,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 09:47:23,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 09:47:23,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 09:47:23,501 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-12-07 09:47:23,543 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 09:47:23,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 09:47:23,544 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 09:47:23,545 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 09:47:23,545 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 09:47:23,545 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 09:47:23,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 09:47:23,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 09:47:23,547 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 09:47:23,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 09:47:23,548 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 09:47:23,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 09:47:23,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 09:47:23,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 09:47:23,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 09:47:23,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 09:47:23,550 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-07 09:47:23,550 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-07 09:47:23,550 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 09:47:23,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 09:47:23,551 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 09:47:23,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 09:47:23,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 09:47:23,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 09:47:23,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 09:47:23,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:47:23,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 09:47:23,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 09:47:23,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 09:47:23,553 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-07 09:47:23,553 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-12-07 09:47:23,553 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-07 09:47:23,554 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 09:47:23,554 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-12-07 09:47:23,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 09:47:23,554 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-12-07 09:47:23,555 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-12-07 09:47:23,555 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-07 09:47:23,555 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa97ad6141e9aa8818b694f4968e766701fe7261f516cd86f7a15e5cf1a3d14d [2021-12-07 09:47:23,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 09:47:23,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 09:47:23,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 09:47:23,948 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 09:47:23,949 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 09:47:23,950 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/../../sv-benchmarks/c/pthread-ext/26_stack_cas.i [2021-12-07 09:47:24,006 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/data/8e72d91ab/3d5dff920624486b954348b1f6aa46cf/FLAGb01401acd [2021-12-07 09:47:24,631 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 09:47:24,632 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/sv-benchmarks/c/pthread-ext/26_stack_cas.i [2021-12-07 09:47:24,655 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/data/8e72d91ab/3d5dff920624486b954348b1f6aa46cf/FLAGb01401acd [2021-12-07 09:47:24,992 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/data/8e72d91ab/3d5dff920624486b954348b1f6aa46cf [2021-12-07 09:47:24,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 09:47:24,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 09:47:25,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 09:47:25,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 09:47:25,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 09:47:25,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:47:24" (1/1) ... [2021-12-07 09:47:25,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@661e2677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:47:25, skipping insertion in model container [2021-12-07 09:47:25,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:47:24" (1/1) ... [2021-12-07 09:47:25,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 09:47:25,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 09:47:25,482 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_f4982572-fc50-43f2-8b59-8f49c8c63826/sv-benchmarks/c/pthread-ext/26_stack_cas.i[31152,31165] [2021-12-07 09:47:25,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 09:47:25,520 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 09:47:25,570 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_f4982572-fc50-43f2-8b59-8f49c8c63826/sv-benchmarks/c/pthread-ext/26_stack_cas.i[31152,31165] [2021-12-07 09:47:25,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 09:47:25,639 INFO L208 MainTranslator]: Completed translation [2021-12-07 09:47:25,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:47:25 WrapperNode [2021-12-07 09:47:25,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 09:47:25,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 09:47:25,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 09:47:25,641 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 09:47:25,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:47:25" (1/1) ... [2021-12-07 09:47:25,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:47:25" (1/1) ... [2021-12-07 09:47:25,700 INFO L137 Inliner]: procedures = 181, calls = 47, calls flagged for inlining = 16, calls inlined = 19, statements flattened = 184 [2021-12-07 09:47:25,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 09:47:25,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 09:47:25,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 09:47:25,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 09:47:25,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:47:25" (1/1) ... [2021-12-07 09:47:25,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:47:25" (1/1) ... [2021-12-07 09:47:25,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:47:25" (1/1) ... [2021-12-07 09:47:25,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:47:25" (1/1) ... [2021-12-07 09:47:25,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:47:25" (1/1) ... [2021-12-07 09:47:25,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:47:25" (1/1) ... [2021-12-07 09:47:25,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:47:25" (1/1) ... [2021-12-07 09:47:25,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 09:47:25,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 09:47:25,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 09:47:25,774 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 09:47:25,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:47:25" (1/1) ... [2021-12-07 09:47:25,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:47:25,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:47:25,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 09:47:25,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 09:47:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-07 09:47:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-12-07 09:47:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-12-07 09:47:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 09:47:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 09:47:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 09:47:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-07 09:47:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-07 09:47:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-07 09:47:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 09:47:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 09:47:25,869 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-07 09:47:26,068 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 09:47:26,070 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 09:47:26,408 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 09:47:26,579 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 09:47:26,579 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-07 09:47:26,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:47:26 BoogieIcfgContainer [2021-12-07 09:47:26,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 09:47:26,583 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 09:47:26,584 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 09:47:26,586 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 09:47:26,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 09:47:24" (1/3) ... [2021-12-07 09:47:26,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cef62b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:47:26, skipping insertion in model container [2021-12-07 09:47:26,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:47:25" (2/3) ... [2021-12-07 09:47:26,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cef62b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:47:26, skipping insertion in model container [2021-12-07 09:47:26,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:47:26" (3/3) ... [2021-12-07 09:47:26,599 INFO L111 eAbstractionObserver]: Analyzing ICFG 26_stack_cas.i [2021-12-07 09:47:26,604 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-07 09:47:26,604 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 09:47:26,604 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 09:47:26,604 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-07 09:47:26,659 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,660 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,660 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,660 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,660 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,670 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,670 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,671 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,672 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,672 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,672 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,673 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,673 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,673 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,673 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,676 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,676 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,677 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,677 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,678 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,678 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,679 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,680 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,681 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,681 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,682 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,682 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,683 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,683 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,683 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,685 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,685 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,685 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,686 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,687 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,687 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,691 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,692 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,692 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,692 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,693 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,693 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,693 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,694 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,695 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,695 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,695 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,695 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,696 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,696 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,696 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,696 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,697 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,697 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,697 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,697 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,698 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,698 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,699 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,699 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,700 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,701 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,701 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,701 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,701 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,701 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,702 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,702 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,702 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,703 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,703 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,703 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,703 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,705 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,705 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,705 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,706 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,706 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,707 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,707 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,708 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,709 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,709 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,709 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,710 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,710 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,711 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,711 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,711 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,712 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,712 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,712 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,713 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,713 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,713 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,714 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,714 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,714 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,714 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,714 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,715 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,715 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,715 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,715 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,716 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,716 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,716 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,717 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,717 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,717 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,717 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,718 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,718 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,718 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,718 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,719 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,719 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,719 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,719 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,720 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,720 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,720 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,720 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,720 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,722 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,722 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,722 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,722 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,722 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,723 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,723 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,723 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,723 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,724 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,724 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,724 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,724 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,725 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,725 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,725 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,725 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,725 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,726 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,726 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,726 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,726 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,727 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,727 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,728 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,729 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,729 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,729 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,729 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,731 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,732 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,732 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,732 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,732 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,732 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,733 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,733 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,734 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,734 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,735 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,735 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,735 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,735 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,735 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,736 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,736 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,736 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,736 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,737 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,737 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,737 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,738 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,738 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,738 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,738 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,741 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,742 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,742 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,742 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,742 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,743 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,743 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,744 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,744 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,744 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,744 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,745 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,745 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,745 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,745 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,746 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,746 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,746 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,746 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,746 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,747 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,747 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,747 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,748 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,748 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,748 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,748 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,749 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,749 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,753 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,753 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,753 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,753 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,754 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,754 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,755 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,755 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,755 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,761 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,762 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,762 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,762 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,762 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,762 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,763 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,763 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,763 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,763 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,763 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,763 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,764 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,764 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,764 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,764 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,765 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,765 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,765 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,765 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,766 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,766 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,766 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,766 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,767 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,767 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,768 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,768 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,768 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,768 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,768 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,769 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,769 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,769 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,769 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,770 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,770 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,770 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,770 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,771 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,771 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,771 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,771 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,772 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,772 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,772 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,773 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,773 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,773 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,774 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,775 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,775 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,776 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,777 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,777 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,780 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,780 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,780 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,780 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,780 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,781 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,781 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,781 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,781 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,782 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,783 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,783 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,783 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,783 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,783 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,784 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,784 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,784 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,784 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,784 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,785 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,785 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,785 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,785 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,785 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,786 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,787 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,787 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,799 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,812 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,812 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,813 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,813 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,813 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,813 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,814 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,814 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,814 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,815 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,815 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,815 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,816 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,816 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,816 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,816 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,816 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,817 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,817 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,817 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,817 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,817 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,820 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,820 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,821 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,821 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,821 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,821 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,822 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,822 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,823 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,825 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,825 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,826 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,826 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,826 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,826 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,826 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,827 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,827 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,827 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,827 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,828 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,828 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,828 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,828 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,828 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,829 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,829 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,829 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,829 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:26,830 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-07 09:47:26,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-12-07 09:47:26,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:47:26,883 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-12-07 09:47:26,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-12-07 09:47:26,916 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork0 ======== [2021-12-07 09:47:26,922 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 09:47:26,923 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 09:47:27,224 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:27,224 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:27,224 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:27,225 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:47:27,252 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:47:27,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:47:27,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1620743207, now seen corresponding path program 1 times [2021-12-07 09:47:27,270 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:47:27,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [263559543] [2021-12-07 09:47:27,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:47:27,271 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:47:27,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:47:27,274 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:47:27,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-07 09:47:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:47:27,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-07 09:47:27,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:47:27,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:27,825 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 09:47:27,825 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:47:27,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [263559543] [2021-12-07 09:47:27,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [263559543] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:47:27,826 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:47:27,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 09:47:27,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977185292] [2021-12-07 09:47:27,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:47:27,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 09:47:27,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:47:27,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 09:47:27,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 09:47:27,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:27,859 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:47:27,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 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) [2021-12-07 09:47:27,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:27,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:27,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-12-07 09:47:28,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:47:28,146 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:47:28,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:47:28,150 INFO L85 PathProgramCache]: Analyzing trace with hash -283856164, now seen corresponding path program 1 times [2021-12-07 09:47:28,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:47:28,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1311944100] [2021-12-07 09:47:28,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:47:28,157 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:47:28,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:47:28,176 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:47:28,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-12-07 09:47:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:47:28,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-07 09:47:28,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:47:28,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:28,640 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 09:47:28,640 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:47:28,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1311944100] [2021-12-07 09:47:28,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1311944100] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:47:28,641 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:47:28,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 09:47:28,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322411832] [2021-12-07 09:47:28,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:47:28,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 09:47:28,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:47:28,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 09:47:28,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-07 09:47:28,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:28,645 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:47:28,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:47:28,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:28,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:28,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:28,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:28,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-12-07 09:47:29,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:47:29,090 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:47:29,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:47:29,093 INFO L85 PathProgramCache]: Analyzing trace with hash 665128684, now seen corresponding path program 1 times [2021-12-07 09:47:29,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:47:29,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1218748757] [2021-12-07 09:47:29,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:47:29,097 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:47:29,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:47:29,101 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:47:29,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-12-07 09:47:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:47:29,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 28 conjunts are in the unsatisfiable core [2021-12-07 09:47:29,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:47:30,345 INFO L354 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2021-12-07 09:47:30,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2021-12-07 09:47:30,395 INFO L354 Elim1Store]: treesize reduction 30, result has 43.4 percent of original size [2021-12-07 09:47:30,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 68 [2021-12-07 09:47:30,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:30,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-12-07 09:47:30,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-12-07 09:47:30,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:47:30,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2021-12-07 09:47:30,780 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:30,780 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:47:30,928 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((v_ArrVal_67 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_67) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0) (or (forall ((v_ArrVal_65 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_65) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)))) is different from false [2021-12-07 09:47:31,005 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_#t~mem8#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((v_ArrVal_67 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_67) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0) (or (forall ((v_ArrVal_65 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_65) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)))) is different from false [2021-12-07 09:47:31,123 INFO L354 Elim1Store]: treesize reduction 13, result has 69.0 percent of original size [2021-12-07 09:47:31,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 56 treesize of output 67 [2021-12-07 09:47:31,141 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:47:31,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 85 treesize of output 85 [2021-12-07 09:47:31,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 56 treesize of output 54 [2021-12-07 09:47:31,802 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:31,802 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:47:31,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1218748757] [2021-12-07 09:47:31,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1218748757] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:47:31,803 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:47:31,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21 [2021-12-07 09:47:31,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497313839] [2021-12-07 09:47:31,803 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:47:31,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-12-07 09:47:31,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:47:31,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-12-07 09:47:31,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=325, Unknown=2, NotChecked=74, Total=462 [2021-12-07 09:47:31,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:31,806 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:47:31,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 8.761904761904763) internal successors, (184), 22 states have internal predecessors, (184), 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) [2021-12-07 09:47:31,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:31,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:31,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:32,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:32,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:32,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-12-07 09:47:32,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-12-07 09:47:33,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:47:33,143 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:47:33,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:47:33,146 INFO L85 PathProgramCache]: Analyzing trace with hash 688418981, now seen corresponding path program 1 times [2021-12-07 09:47:33,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:47:33,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1973183007] [2021-12-07 09:47:33,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:47:33,150 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:47:33,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:47:33,154 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:47:33,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-12-07 09:47:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:47:33,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 09:47:33,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:47:33,632 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:33,632 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:47:34,027 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:34,027 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:47:34,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1973183007] [2021-12-07 09:47:34,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1973183007] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:47:34,028 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:47:34,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-12-07 09:47:34,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842277555] [2021-12-07 09:47:34,028 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:47:34,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 09:47:34,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:47:34,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 09:47:34,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-07 09:47:34,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:34,030 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:47:34,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.666666666666664) internal successors, (232), 6 states have internal predecessors, (232), 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) [2021-12-07 09:47:34,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:34,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:34,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-12-07 09:47:34,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:34,299 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_#t~mem8#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (not (= (_ bv0 32) |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) (not (= |c_thr1Thread1of1ForFork0_index_malloc_#res#1| (_ bv0 32))) (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| (_ bv0 32))) (or (forall ((v_ArrVal_67 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_67) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0) (or (forall ((v_ArrVal_65 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_65) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)) (= |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|))) is different from false [2021-12-07 09:47:34,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:34,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:34,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-12-07 09:47:34,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:34,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-12-07 09:47:34,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:47:34,601 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:47:34,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:47:34,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1745189965, now seen corresponding path program 1 times [2021-12-07 09:47:34,603 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:47:34,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2048157574] [2021-12-07 09:47:34,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:47:34,603 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:47:34,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:47:34,604 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:47:34,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-12-07 09:47:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:47:34,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-07 09:47:34,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:47:35,211 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 10 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:35,211 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:47:35,679 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 10 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:35,679 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:47:35,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2048157574] [2021-12-07 09:47:35,680 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2048157574] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:47:35,680 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:47:35,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-12-07 09:47:35,680 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829596182] [2021-12-07 09:47:35,680 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:47:35,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-07 09:47:35,681 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:47:35,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-07 09:47:35,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2021-12-07 09:47:35,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:35,683 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:47:35,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 20.5) internal successors, (328), 16 states have internal predecessors, (328), 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) [2021-12-07 09:47:35,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:35,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:35,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-12-07 09:47:35,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:35,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:36,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:36,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:36,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-12-07 09:47:36,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:36,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:47:36,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-12-07 09:47:36,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:47:36,678 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:47:36,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:47:36,681 INFO L85 PathProgramCache]: Analyzing trace with hash 171326988, now seen corresponding path program 1 times [2021-12-07 09:47:36,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:47:36,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [98758824] [2021-12-07 09:47:36,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:47:36,687 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:47:36,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:47:36,691 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:47:36,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-12-07 09:47:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:47:37,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 39 conjunts are in the unsatisfiable core [2021-12-07 09:47:37,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:47:38,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-07 09:47:38,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-07 09:47:39,231 INFO L354 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2021-12-07 09:47:39,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2021-12-07 09:47:39,286 INFO L354 Elim1Store]: treesize reduction 26, result has 50.9 percent of original size [2021-12-07 09:47:39,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 72 [2021-12-07 09:47:39,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:39,374 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 8 treesize of output 6 [2021-12-07 09:47:39,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:47:39,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-12-07 09:47:39,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:39,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:39,757 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:39,757 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:47:39,875 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|)))) (not .cse0)) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_226 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_226) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0))) is different from false [2021-12-07 09:47:39,965 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_#t~mem8#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|)))) (not .cse0)) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_226 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_226) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0))) is different from false [2021-12-07 09:47:40,480 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 526 treesize of output 518 [2021-12-07 09:47:40,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 254 treesize of output 250 [2021-12-07 09:47:40,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 250 treesize of output 242 [2021-12-07 09:47:40,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 242 treesize of output 238 [2021-12-07 09:47:40,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2021-12-07 09:47:40,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2021-12-07 09:47:41,503 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 8 not checked. [2021-12-07 09:47:41,503 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:47:41,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [98758824] [2021-12-07 09:47:41,504 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [98758824] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:47:41,504 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:47:41,504 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2021-12-07 09:47:41,504 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539425365] [2021-12-07 09:47:41,504 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:47:41,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-12-07 09:47:41,505 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:47:41,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-12-07 09:47:41,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=631, Unknown=37, NotChecked=106, Total=870 [2021-12-07 09:47:41,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:41,507 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:47:41,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 12.275862068965518) internal successors, (356), 30 states have internal predecessors, (356), 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) [2021-12-07 09:47:41,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:41,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:41,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-12-07 09:47:41,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:41,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:47:41,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:41,784 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (= (_ bv4 32) |c_~#top~0.base|) (= c_~next_alloc_idx~0 (_ bv3 32)) (= |c_~#top~0.offset| (_ bv0 32)) (forall ((v_ArrVal_223 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (let ((.cse0 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_223))) (store (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store .cse0 |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32)))) |c_~#top~0.base|) |c_~#top~0.offset|))))) is different from false [2021-12-07 09:47:41,789 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (= (_ bv4 32) |c_~#top~0.base|) (= c_~next_alloc_idx~0 (_ bv3 32)) (= |c_~#top~0.offset| (_ bv0 32)) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))))) is different from false [2021-12-07 09:47:41,794 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (= (_ bv4 32) |c_~#top~0.base|) (= c_~next_alloc_idx~0 (_ bv3 32)) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_#res#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:47:41,799 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_#t~ret7#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (= (_ bv4 32) |c_~#top~0.base|) (= c_~next_alloc_idx~0 (_ bv3 32)) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:47:41,804 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|)))) (= (_ bv4 32) |c_~#top~0.base|) (= c_~next_alloc_idx~0 (_ bv3 32)) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:47:42,039 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (= (_ bv4 32) |c_~#top~0.base|) (= c_~next_alloc_idx~0 (_ bv5 32)) (= |c_~#top~0.offset| (_ bv0 32)) (forall ((v_ArrVal_223 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (let ((.cse0 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_223))) (store (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store .cse0 |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32)))) |c_~#top~0.base|) |c_~#top~0.offset|))))) is different from false [2021-12-07 09:47:42,044 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (= (_ bv4 32) |c_~#top~0.base|) (= c_~next_alloc_idx~0 (_ bv5 32)) (= |c_~#top~0.offset| (_ bv0 32)) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))))) is different from false [2021-12-07 09:47:42,048 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (= (_ bv4 32) |c_~#top~0.base|) (= c_~next_alloc_idx~0 (_ bv5 32)) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_#res#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:47:42,052 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_#t~ret7#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (= (_ bv4 32) |c_~#top~0.base|) (= c_~next_alloc_idx~0 (_ bv5 32)) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:47:42,055 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|)))) (= (_ bv4 32) |c_~#top~0.base|) (= c_~next_alloc_idx~0 (_ bv5 32)) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:47:42,074 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_#t~mem8#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (= |c_~#m~0.base| (_ bv3 32)) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|)))) (not .cse0)) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_226 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_226) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0) (= (_ bv4 32) |c_~#top~0.base|) (= c_~next_alloc_idx~0 (_ bv5 32)) (= |c_~#top~0.offset| (_ bv0 32)))) is different from false [2021-12-07 09:47:42,080 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (= |c_~#m~0.base| (_ bv3 32)) (= (_ bv4 32) |c_~#top~0.base|) (= c_~next_alloc_idx~0 (_ bv5 32)) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|)))) (not .cse0)) (= |c_~#top~0.offset| (_ bv0 32)) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_226 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_226) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0))) is different from false [2021-12-07 09:47:43,248 WARN L838 $PredicateComparison]: unable to prove that (and (not (= c_~next_alloc_idx~0 (_ bv0 32))) (= |c_~#top~0.offset| (_ bv0 32)) (forall ((v_ArrVal_223 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (let ((.cse0 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_223))) (store (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store .cse0 |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32)))) |c_~#top~0.base|) |c_~#top~0.offset|))))) is different from false [2021-12-07 09:47:43,256 WARN L838 $PredicateComparison]: unable to prove that (and (not (= c_~next_alloc_idx~0 (_ bv0 32))) (= |c_~#top~0.offset| (_ bv0 32)) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))))) is different from false [2021-12-07 09:47:43,278 WARN L838 $PredicateComparison]: unable to prove that (and (not (= c_~next_alloc_idx~0 (_ bv0 32))) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_#res#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:47:43,307 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_#t~ret7#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not (= c_~next_alloc_idx~0 (_ bv0 32))) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:47:43,313 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|)))) (not (= c_~next_alloc_idx~0 (_ bv0 32))) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:47:43,332 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_#t~mem8#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|)))) (not .cse0)) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_226 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_226) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0) (not (= c_~next_alloc_idx~0 (_ bv0 32))) (= |c_~#top~0.offset| (_ bv0 32)))) is different from false [2021-12-07 09:47:43,338 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (not (= c_~next_alloc_idx~0 (_ bv0 32))) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|)))) (not .cse0)) (= |c_~#top~0.offset| (_ bv0 32)) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_226 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_226) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0))) is different from false [2021-12-07 09:47:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:43,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:43,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:47:43,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:43,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:47:43,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-12-07 09:47:43,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-12-07 09:47:43,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:47:43,836 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:47:43,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:47:43,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1260066480, now seen corresponding path program 2 times [2021-12-07 09:47:43,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:47:43,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1038209748] [2021-12-07 09:47:43,838 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:47:43,838 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:47:43,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:47:43,840 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:47:43,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-12-07 09:47:44,165 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 09:47:44,165 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:47:44,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-07 09:47:44,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:47:44,663 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 44 proven. 327 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:44,663 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:47:45,401 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 44 proven. 327 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:45,401 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:47:45,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1038209748] [2021-12-07 09:47:45,401 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1038209748] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:47:45,402 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:47:45,402 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-12-07 09:47:45,402 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917600814] [2021-12-07 09:47:45,402 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:47:45,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-07 09:47:45,403 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:47:45,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-07 09:47:45,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-12-07 09:47:45,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:45,404 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:47:45,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 40.833333333333336) internal successors, (490), 12 states have internal predecessors, (490), 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) [2021-12-07 09:47:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:47:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:47:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-12-07 09:47:45,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:48,081 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|))))) (.cse1 (= |c_thr1Thread1of1ForFork0_push_#t~mem8#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or .cse0 (not .cse1)) .cse0 (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_226 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_226) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse1) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_#res#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))))) is different from false [2021-12-07 09:47:48,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:48,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:48,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:47:48,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:48,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-12-07 09:47:48,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-12-07 09:47:48,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:48,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2021-12-07 09:47:48,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:47:48,593 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:47:48,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:47:48,596 INFO L85 PathProgramCache]: Analyzing trace with hash -1134712713, now seen corresponding path program 2 times [2021-12-07 09:47:48,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:47:48,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1103993221] [2021-12-07 09:47:48,599 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:47:48,600 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:47:48,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:47:48,602 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:47:48,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-12-07 09:47:48,994 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 09:47:48,994 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:47:49,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 39 conjunts are in the unsatisfiable core [2021-12-07 09:47:49,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:47:50,683 INFO L354 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2021-12-07 09:47:50,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2021-12-07 09:47:50,737 INFO L354 Elim1Store]: treesize reduction 26, result has 50.9 percent of original size [2021-12-07 09:47:50,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 72 [2021-12-07 09:47:50,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:50,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-12-07 09:47:50,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:50,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:47:50,887 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 7 treesize of output 3 [2021-12-07 09:47:51,335 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:47:51,335 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:47:51,588 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_437 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_437) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)) (or (forall ((v_ArrVal_433 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (_ bv0 32) (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_433) |c_~#top~0.base|) |c_~#top~0.offset|)))) .cse0))) is different from false [2021-12-07 09:47:51,656 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_#t~mem8#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (not .cse0) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_437 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_437) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))))) (or (forall ((v_ArrVal_433 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (_ bv0 32) (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_433) |c_~#top~0.base|) |c_~#top~0.offset|)))) .cse0))) is different from false [2021-12-07 09:47:51,754 INFO L354 Elim1Store]: treesize reduction 13, result has 69.0 percent of original size [2021-12-07 09:47:51,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 56 treesize of output 67 [2021-12-07 09:47:51,764 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:47:51,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 42 [2021-12-07 09:47:51,778 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:47:51,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 82 treesize of output 82 [2021-12-07 09:47:51,800 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:47:51,800 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 60 treesize of output 64 [2021-12-07 09:47:51,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 23 treesize of output 21 [2021-12-07 09:47:53,554 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 20 not checked. [2021-12-07 09:47:53,554 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:47:53,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1103993221] [2021-12-07 09:47:53,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1103993221] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:47:53,555 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:47:53,555 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 37 [2021-12-07 09:47:53,555 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000743221] [2021-12-07 09:47:53,555 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:47:53,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2021-12-07 09:47:53,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:47:53,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-12-07 09:47:53,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1109, Unknown=2, NotChecked=138, Total=1406 [2021-12-07 09:47:53,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:53,558 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:47:53,559 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 37 states have (on average 16.594594594594593) internal successors, (614), 38 states have internal predecessors, (614), 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) [2021-12-07 09:47:53,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:47:53,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:53,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:47:53,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:47:53,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-12-07 09:47:53,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-12-07 09:47:53,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:47:53,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:47:54,265 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_437 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_437) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)) (= c_~next_alloc_idx~0 (_ bv3 32)) (or (forall ((v_ArrVal_433 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (_ bv0 32) (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_433) |c_~#top~0.base|) |c_~#top~0.offset|)))) .cse0) (= |c_~#top~0.offset| (_ bv0 32)))) is different from false [2021-12-07 09:47:54,969 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_437 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_437) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)) (= c_~next_alloc_idx~0 (_ bv5 32)) (or (forall ((v_ArrVal_433 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (_ bv0 32) (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_433) |c_~#top~0.base|) |c_~#top~0.offset|)))) .cse0) (= |c_~#top~0.offset| (_ bv0 32)))) is different from false [2021-12-07 09:47:55,615 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_437 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_437) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)) (or (forall ((v_ArrVal_433 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (_ bv0 32) (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_433) |c_~#top~0.base|) |c_~#top~0.offset|)))) .cse0) (= c_~next_alloc_idx~0 (_ bv7 32)) (= |c_~#top~0.offset| (_ bv0 32)))) is different from false [2021-12-07 09:47:56,435 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_437 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_437) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)) (= c_~next_alloc_idx~0 (_ bv9 32)) (or (forall ((v_ArrVal_433 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (_ bv0 32) (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_433) |c_~#top~0.base|) |c_~#top~0.offset|)))) .cse0) (= |c_~#top~0.offset| (_ bv0 32)))) is different from false [2021-12-07 09:47:57,158 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (= c_~next_alloc_idx~0 (_ bv11 32)) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_437 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_437) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)) (or (forall ((v_ArrVal_433 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (_ bv0 32) (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_433) |c_~#top~0.base|) |c_~#top~0.offset|)))) .cse0) (= |c_~#top~0.offset| (_ bv0 32)))) is different from false [2021-12-07 09:47:59,323 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (not (= (_ bv0 32) (bvadd (_ bv4 32) c_~next_alloc_idx~0))) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_437 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_437) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)) (not (= (bvadd c_~next_alloc_idx~0 (_ bv2 32)) (_ bv0 32))) (not (= c_~next_alloc_idx~0 (_ bv0 32))) (or (forall ((v_ArrVal_433 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (_ bv0 32) (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_433) |c_~#top~0.base|) |c_~#top~0.offset|)))) .cse0) (= |c_~#top~0.offset| (_ bv0 32)) (not (= (bvadd c_~next_alloc_idx~0 (_ bv6 32)) (_ bv0 32))))) is different from false [2021-12-07 09:48:04,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:04,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:04,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:48:04,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:04,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:04,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:48:04,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:04,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 166 states. [2021-12-07 09:48:04,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-12-07 09:48:04,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:48:04,593 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:48:04,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:48:04,595 INFO L85 PathProgramCache]: Analyzing trace with hash 354782486, now seen corresponding path program 1 times [2021-12-07 09:48:04,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:48:04,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1681803169] [2021-12-07 09:48:04,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:48:04,600 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:48:04,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:48:04,602 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:48:04,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-12-07 09:48:05,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:48:05,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 1522 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-07 09:48:05,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:48:06,676 INFO L134 CoverageAnalysis]: Checked inductivity of 4408 backedges. 1974 proven. 2100 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-12-07 09:48:06,677 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:48:08,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4408 backedges. 1974 proven. 2100 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-12-07 09:48:08,560 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:48:08,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1681803169] [2021-12-07 09:48:08,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1681803169] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:48:08,560 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:48:08,561 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-12-07 09:48:08,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903158402] [2021-12-07 09:48:08,561 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:48:08,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-12-07 09:48:08,563 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:48:08,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-12-07 09:48:08,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552 [2021-12-07 09:48:08,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:08,564 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:48:08,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 43.416666666666664) internal successors, (1042), 24 states have internal predecessors, (1042), 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) [2021-12-07 09:48:08,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:08,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:08,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:48:08,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:08,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:08,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:48:08,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:08,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 166 states. [2021-12-07 09:48:08,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:11,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:11,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:11,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:48:11,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:11,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:11,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:48:11,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:11,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-12-07 09:48:11,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:11,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-12-07 09:48:11,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:48:11,690 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:48:11,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:48:11,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1072434124, now seen corresponding path program 3 times [2021-12-07 09:48:11,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:48:11,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1406508232] [2021-12-07 09:48:11,697 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-07 09:48:11,698 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:48:11,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:48:11,700 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:48:11,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-12-07 09:48:12,043 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-07 09:48:12,043 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:48:12,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 32 conjunts are in the unsatisfiable core [2021-12-07 09:48:12,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:48:13,966 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-12-07 09:48:13,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2021-12-07 09:48:14,211 INFO L134 CoverageAnalysis]: Checked inductivity of 9272 backedges. 623 proven. 0 refuted. 0 times theorem prover too weak. 8649 trivial. 0 not checked. [2021-12-07 09:48:14,211 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 09:48:14,211 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:48:14,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1406508232] [2021-12-07 09:48:14,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1406508232] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:48:14,211 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:48:14,212 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-07 09:48:14,212 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449701860] [2021-12-07 09:48:14,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:48:14,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-07 09:48:14,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:48:14,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-07 09:48:14,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-12-07 09:48:14,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:14,214 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:48:14,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 13.5) internal successors, (135), 11 states have internal predecessors, (135), 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) [2021-12-07 09:48:14,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:14,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:48:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:48:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-12-07 09:48:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:14,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:14,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:14,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:14,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:48:14,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:14,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:14,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:48:14,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:14,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-12-07 09:48:14,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:14,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:48:14,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-12-07 09:48:14,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:48:14,619 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:48:14,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:48:14,621 INFO L85 PathProgramCache]: Analyzing trace with hash -2025656870, now seen corresponding path program 2 times [2021-12-07 09:48:14,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:48:14,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1180959301] [2021-12-07 09:48:14,627 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:48:14,628 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:48:14,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:48:14,630 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:48:14,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-12-07 09:48:15,747 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 09:48:15,747 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:48:15,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 2215 conjuncts, 17 conjunts are in the unsatisfiable core [2021-12-07 09:48:15,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:48:17,702 INFO L134 CoverageAnalysis]: Checked inductivity of 11173 backedges. 5506 proven. 2645 refuted. 0 times theorem prover too weak. 3022 trivial. 0 not checked. [2021-12-07 09:48:17,703 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:48:19,811 INFO L134 CoverageAnalysis]: Checked inductivity of 11173 backedges. 5506 proven. 2645 refuted. 0 times theorem prover too weak. 3022 trivial. 0 not checked. [2021-12-07 09:48:19,812 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:48:19,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1180959301] [2021-12-07 09:48:19,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1180959301] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:48:19,812 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:48:19,813 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 34 [2021-12-07 09:48:19,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538012937] [2021-12-07 09:48:19,813 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:48:19,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-12-07 09:48:19,816 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:48:19,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-12-07 09:48:19,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=213, Invalid=909, Unknown=0, NotChecked=0, Total=1122 [2021-12-07 09:48:19,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:19,817 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:48:19,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 33.73529411764706) internal successors, (1147), 34 states have internal predecessors, (1147), 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) [2021-12-07 09:48:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:48:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:48:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-12-07 09:48:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:48:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:26,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:26,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:26,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:48:26,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:26,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:26,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:48:26,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:26,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-12-07 09:48:26,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:26,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:48:26,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-12-07 09:48:26,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (13)] Ended with exit code 0 [2021-12-07 09:48:26,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:48:26,873 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:48:26,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:48:26,875 INFO L85 PathProgramCache]: Analyzing trace with hash -576652493, now seen corresponding path program 3 times [2021-12-07 09:48:26,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:48:26,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1665494929] [2021-12-07 09:48:26,897 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-07 09:48:26,898 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:48:26,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:48:26,901 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:48:26,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-12-07 09:48:27,391 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-07 09:48:27,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:48:27,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-07 09:48:27,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:48:29,102 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-12-07 09:48:29,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 51 [2021-12-07 09:48:29,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:48:29,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:48:29,258 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-12-07 09:48:29,274 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 7 treesize of output 3 [2021-12-07 09:48:29,286 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 [2021-12-07 09:48:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 21085 backedges. 703 proven. 0 refuted. 0 times theorem prover too weak. 20382 trivial. 0 not checked. [2021-12-07 09:48:29,338 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 09:48:29,338 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:48:29,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1665494929] [2021-12-07 09:48:29,339 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1665494929] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:48:29,339 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:48:29,340 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 09:48:29,340 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95276953] [2021-12-07 09:48:29,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:48:29,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 09:48:29,341 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:48:29,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 09:48:29,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 09:48:29,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:29,342 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:48:29,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 states have internal predecessors, (125), 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) [2021-12-07 09:48:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:48:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:48:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-12-07 09:48:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:48:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-12-07 09:48:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:30,305 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:30,305 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:30,305 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:30,306 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:30,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:30,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:30,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:48:30,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:30,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:30,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:48:30,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:30,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2021-12-07 09:48:30,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:30,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:48:30,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:48:30,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:48:30,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-12-07 09:48:30,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:48:30,898 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:48:30,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:48:30,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1714896788, now seen corresponding path program 2 times [2021-12-07 09:48:30,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:48:30,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1703845793] [2021-12-07 09:48:30,905 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:48:30,906 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:48:30,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:48:30,908 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:48:30,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-12-07 09:48:31,143 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 09:48:31,143 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:48:31,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 34 conjunts are in the unsatisfiable core [2021-12-07 09:48:31,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:48:31,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-07 09:48:31,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-12-07 09:48:31,705 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-12-07 09:48:31,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2021-12-07 09:48:31,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2021-12-07 09:48:31,980 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:48:31,980 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:48:32,230 INFO L354 Elim1Store]: treesize reduction 25, result has 50.0 percent of original size [2021-12-07 09:48:32,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 46 [2021-12-07 09:48:32,272 INFO L354 Elim1Store]: treesize reduction 10, result has 64.3 percent of original size [2021-12-07 09:48:32,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 50 [2021-12-07 09:48:32,294 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 8 treesize of output 4 [2021-12-07 09:48:32,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 4 [2021-12-07 09:48:32,373 INFO L354 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2021-12-07 09:48:32,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 30 treesize of output 25 [2021-12-07 09:48:32,909 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:48:32,909 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:48:32,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1703845793] [2021-12-07 09:48:32,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1703845793] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:48:32,910 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:48:32,910 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 27 [2021-12-07 09:48:32,910 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601400881] [2021-12-07 09:48:32,910 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:48:32,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-12-07 09:48:32,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:48:32,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-12-07 09:48:32,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=654, Unknown=0, NotChecked=0, Total=756 [2021-12-07 09:48:32,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:32,911 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:48:32,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 6.814814814814815) internal successors, (184), 28 states have internal predecessors, (184), 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) [2021-12-07 09:48:32,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:32,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:32,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:48:32,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:32,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:32,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:48:32,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:32,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2021-12-07 09:48:32,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:32,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:48:32,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:48:32,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:48:32,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:34,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:34,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:34,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:48:34,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:34,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:34,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:48:34,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 188 states. [2021-12-07 09:48:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:48:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:48:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:48:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-12-07 09:48:34,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-12-07 09:48:35,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:48:35,097 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:48:35,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:48:35,098 INFO L85 PathProgramCache]: Analyzing trace with hash 255822572, now seen corresponding path program 3 times [2021-12-07 09:48:35,098 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:48:35,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [532341053] [2021-12-07 09:48:35,098 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-07 09:48:35,098 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:48:35,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:48:35,100 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:48:35,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-12-07 09:48:35,319 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-07 09:48:35,320 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:48:35,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 38 conjunts are in the unsatisfiable core [2021-12-07 09:48:35,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:48:35,532 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-07 09:48:35,532 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 15 treesize of output 15 [2021-12-07 09:48:36,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-12-07 09:48:36,403 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-12-07 09:48:36,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2021-12-07 09:48:36,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2021-12-07 09:48:36,471 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 18 treesize of output 20 [2021-12-07 09:48:36,770 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:48:36,770 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:48:37,420 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((v_ArrVal_1984 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1985 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (let ((.cse0 (store (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_1984) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1985))) (or (not (= (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32))) (not (= (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))))) .cse1) (or (forall ((v_ArrVal_1980 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1985 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (let ((.cse2 (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_1980) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1985))) (or (not (= (select (select .cse2 |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))) (not (= (select (select .cse2 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32)))))) (not .cse1)))) is different from false [2021-12-07 09:48:37,546 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_thr1Thread1of1ForFork0_push_#t~mem8#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((v_ArrVal_1980 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1985 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (let ((.cse0 (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_1980) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1985))) (or (not (= (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))) (not (= (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32)))))) (not .cse1)) (or (forall ((v_ArrVal_1984 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1985 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (let ((.cse2 (store (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_1984) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1985))) (or (not (= (select (select .cse2 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32))) (not (= (select (select .cse2 |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))))) .cse1))) is different from false [2021-12-07 09:48:37,558 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:48:37,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 37 [2021-12-07 09:48:37,561 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 153 treesize of output 141 [2021-12-07 09:48:37,576 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:48:37,576 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 137 treesize of output 139 [2021-12-07 09:48:37,588 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:48:37,588 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 131 treesize of output 129 [2021-12-07 09:48:38,704 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2021-12-07 09:48:38,704 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 16 treesize of output 15 [2021-12-07 09:48:38,805 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:48:38,805 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:48:38,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [532341053] [2021-12-07 09:48:38,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [532341053] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:48:38,805 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:48:38,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 37 [2021-12-07 09:48:38,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235528618] [2021-12-07 09:48:38,805 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:48:38,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2021-12-07 09:48:38,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:48:38,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-12-07 09:48:38,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1110, Unknown=16, NotChecked=138, Total=1406 [2021-12-07 09:48:38,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:38,807 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:48:38,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 37 states have (on average 4.972972972972973) internal successors, (184), 38 states have internal predecessors, (184), 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) [2021-12-07 09:48:38,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:38,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:38,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-12-07 09:48:38,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:38,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:38,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:48:38,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:38,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 188 states. [2021-12-07 09:48:38,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:38,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:48:38,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:48:38,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:48:38,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-12-07 09:48:38,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:40,598 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,598 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,598 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,598 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,607 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,607 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,607 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,608 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,615 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,616 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,616 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,616 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,624 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,624 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,624 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,625 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,631 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,631 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,632 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,632 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,640 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,640 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,640 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,640 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,647 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,647 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,647 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,648 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,655 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,655 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,655 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,655 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,663 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,663 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,664 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:40,664 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:41,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:41,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:41,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-12-07 09:48:41,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:41,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:41,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-12-07 09:48:41,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:41,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 188 states. [2021-12-07 09:48:41,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:41,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:48:41,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:48:41,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:48:41,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:48:41,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:48:41,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-12-07 09:48:41,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:48:41,766 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:48:41,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:48:41,767 INFO L85 PathProgramCache]: Analyzing trace with hash -2055340195, now seen corresponding path program 3 times [2021-12-07 09:48:41,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:48:41,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [599655150] [2021-12-07 09:48:41,770 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-07 09:48:41,771 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:48:41,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:48:41,773 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:48:41,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-12-07 09:48:42,067 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-07 09:48:42,067 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:48:42,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 35 conjunts are in the unsatisfiable core [2021-12-07 09:48:42,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:48:42,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-07 09:48:42,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-12-07 09:48:42,760 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-12-07 09:48:42,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2021-12-07 09:48:42,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2021-12-07 09:48:43,329 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:48:43,330 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:48:43,598 INFO L354 Elim1Store]: treesize reduction 25, result has 50.0 percent of original size [2021-12-07 09:48:43,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 46 [2021-12-07 09:48:43,639 INFO L354 Elim1Store]: treesize reduction 10, result has 64.3 percent of original size [2021-12-07 09:48:43,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 50 [2021-12-07 09:48:43,666 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 8 treesize of output 4 [2021-12-07 09:48:43,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 4 [2021-12-07 09:48:43,739 INFO L354 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2021-12-07 09:48:43,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 30 treesize of output 25 [2021-12-07 09:48:44,500 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:48:44,500 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:48:44,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [599655150] [2021-12-07 09:48:44,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [599655150] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:48:44,500 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:48:44,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2021-12-07 09:48:44,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211248884] [2021-12-07 09:48:44,501 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:48:44,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-12-07 09:48:44,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:48:44,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-12-07 09:48:44,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=761, Unknown=0, NotChecked=0, Total=870 [2021-12-07 09:48:44,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:44,502 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:48:44,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 9.310344827586206) internal successors, (270), 30 states have internal predecessors, (270), 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) [2021-12-07 09:48:44,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:44,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:44,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-12-07 09:48:44,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:44,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:44,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-12-07 09:48:44,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:44,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 188 states. [2021-12-07 09:48:44,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:44,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:48:44,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:48:44,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:48:44,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:48:44,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:48:44,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:45,447 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:45,447 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:45,447 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:45,447 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:45,462 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:45,462 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:45,463 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:45,463 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:46,636 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_#t~mem8#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| (_ bv0 32))) (or (forall ((v_ArrVal_67 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_67) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0) (or (forall ((v_ArrVal_65 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_65) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)) (= |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|))) is different from false [2021-12-07 09:48:47,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:47,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:47,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:48:47,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:47,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:47,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-12-07 09:48:47,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:47,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-12-07 09:48:47,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:47,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:48:47,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:48:47,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:48:47,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:48:47,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:48:47,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-12-07 09:48:47,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (17)] Ended with exit code 0 [2021-12-07 09:48:47,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:48:47,487 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:48:47,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:48:47,489 INFO L85 PathProgramCache]: Analyzing trace with hash -84620835, now seen corresponding path program 4 times [2021-12-07 09:48:47,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:48:47,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2020239380] [2021-12-07 09:48:47,491 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-12-07 09:48:47,491 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:48:47,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:48:47,494 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:48:47,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-12-07 09:48:47,842 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-12-07 09:48:47,842 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:48:47,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 46 conjunts are in the unsatisfiable core [2021-12-07 09:48:47,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:48:48,050 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-07 09:48:48,050 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 14 treesize of output 14 [2021-12-07 09:48:49,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-07 09:48:49,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-07 09:48:49,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-12-07 09:48:49,625 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-12-07 09:48:49,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2021-12-07 09:48:49,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2021-12-07 09:48:49,692 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 18 treesize of output 20 [2021-12-07 09:48:50,205 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:48:50,205 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:48:50,764 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((v_ArrVal_2088 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2088) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (_ bv0 32) (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|))) (not (= (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32)))))) (not .cse1)) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2092 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2092) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (select (select .cse2 |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))) (not (= (select (select .cse2 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32)))))) .cse1))) is different from false [2021-12-07 09:48:50,891 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_thr1Thread1of1ForFork0_push_#t~mem8#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2092 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2092) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))) (not (= (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32)))))) .cse1) (or (forall ((v_ArrVal_2088 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2088) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (_ bv0 32) (select (select .cse2 |c_~#top~0.base|) |c_~#top~0.offset|))) (not (= (select (select .cse2 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32)))))) (not .cse1)))) is different from false [2021-12-07 09:48:50,971 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2088 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2088) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (_ bv0 32) (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|))) (not (= (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32)))))) is different from false [2021-12-07 09:48:51,065 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2088 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_#t~ret7#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2088) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32))) (not (= (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))))) is different from false [2021-12-07 09:48:51,095 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2088 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_#res#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2088) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32))) (not (= (_ bv0 32) (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|)))))) is different from false [2021-12-07 09:48:51,111 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2088 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2088) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))) (not (= (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32)))))) is different from false [2021-12-07 09:48:51,128 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2086 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2088 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store (let ((.cse1 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_2086))) (store .cse1 |c_~#top~0.base| (store (select .cse1 |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|))) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2088) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (_ bv1 32) (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|))) (not (= (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))))) is different from false [2021-12-07 09:48:51,164 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2086 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2088 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store (let ((.cse1 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_2086))) (store .cse1 |c_~#top~0.base| (store (select .cse1 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2088) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (_ bv0 32) (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|))) (not (= (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32)))))) is different from false [2021-12-07 09:48:51,207 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:48:51,208 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 169 treesize of output 165 [2021-12-07 09:48:51,226 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 09:48:51,226 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 157 treesize of output 157 [2021-12-07 09:48:52,645 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2021-12-07 09:48:52,646 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 16 treesize of output 15 [2021-12-07 09:48:52,761 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 17 not checked. [2021-12-07 09:48:52,761 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:48:52,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2020239380] [2021-12-07 09:48:52,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2020239380] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:48:52,761 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:48:52,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 43 [2021-12-07 09:48:52,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038650120] [2021-12-07 09:48:52,762 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:48:52,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2021-12-07 09:48:52,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:48:52,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-12-07 09:48:52,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1114, Unknown=21, NotChecked=600, Total=1892 [2021-12-07 09:48:52,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:52,764 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:48:52,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 43 states have (on average 6.27906976744186) internal successors, (270), 44 states have internal predecessors, (270), 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) [2021-12-07 09:48:52,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:52,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:52,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:48:52,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:52,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:52,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-12-07 09:48:52,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:52,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-12-07 09:48:52,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:52,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:48:52,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:48:52,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:48:52,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:48:52,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:48:52,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-12-07 09:48:52,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:48:53,327 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (= (_ bv4 32) |c_~#top~0.base|) (not (= (_ bv4 32) |c_ULTIMATE.start_main_~#t~0#1.base|)) (= c_~next_alloc_idx~0 (_ bv3 32)) (= |c_~#top~0.offset| (_ bv0 32)) (forall ((v_ArrVal_2086 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2088 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store (let ((.cse1 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_2086))) (store .cse1 |c_~#top~0.base| (store (select .cse1 |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|))) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2088) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (_ bv1 32) (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|))) (not (= (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))))))) is different from false [2021-12-07 09:48:53,331 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (forall ((v_ArrVal_2088 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2088) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))) (not (= (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32)))))) (= (_ bv4 32) |c_~#top~0.base|) (not (= (_ bv4 32) |c_ULTIMATE.start_main_~#t~0#1.base|)) (= c_~next_alloc_idx~0 (_ bv3 32)) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:48:53,336 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (= (_ bv4 32) |c_~#top~0.base|) (not (= (_ bv4 32) |c_ULTIMATE.start_main_~#t~0#1.base|)) (= c_~next_alloc_idx~0 (_ bv3 32)) (= |c_~#top~0.offset| (_ bv0 32)) (forall ((v_ArrVal_2088 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_#res#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2088) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32))) (not (= (_ bv0 32) (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|))))))) is different from false [2021-12-07 09:48:53,340 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (= (_ bv4 32) |c_~#top~0.base|) (not (= (_ bv4 32) |c_ULTIMATE.start_main_~#t~0#1.base|)) (forall ((v_ArrVal_2088 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_#t~ret7#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2088) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32))) (not (= (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))))) (= c_~next_alloc_idx~0 (_ bv3 32)) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:48:53,345 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_~#m~0.base| (_ bv3 32)) (= (_ bv4 32) |c_~#top~0.base|) (not (= (_ bv4 32) |c_ULTIMATE.start_main_~#t~0#1.base|)) (forall ((v_ArrVal_2088 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_2093 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2088) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2093))) (or (not (= (_ bv0 32) (select (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset|))) (not (= (select (select .cse0 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset|) (_ bv1 32)))))) (= c_~next_alloc_idx~0 (_ bv3 32)) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:48:53,584 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:53,584 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:53,584 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:53,585 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:53,642 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:53,643 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:53,643 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:53,643 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:48:57,503 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (bvadd c_~next_alloc_idx~0 (_ bv2 32)) (_ bv0 32))) (not (= c_~next_alloc_idx~0 (_ bv0 32))) (= |c_~#top~0.offset| (_ bv0 32)) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))))) is different from false [2021-12-07 09:48:57,515 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (bvadd c_~next_alloc_idx~0 (_ bv2 32)) (_ bv0 32))) (not (= c_~next_alloc_idx~0 (_ bv0 32))) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_#res#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:48:57,521 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_#t~ret7#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not (= (bvadd c_~next_alloc_idx~0 (_ bv2 32)) (_ bv0 32))) (not (= c_~next_alloc_idx~0 (_ bv0 32))) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:48:57,528 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|)))) (not (= (bvadd c_~next_alloc_idx~0 (_ bv2 32)) (_ bv0 32))) (not (= c_~next_alloc_idx~0 (_ bv0 32))) (= |c_~#top~0.offset| (_ bv0 32))) is different from false [2021-12-07 09:48:57,558 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_#t~mem8#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|)))) (not .cse0)) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_226 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_226) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0) (not (= (bvadd c_~next_alloc_idx~0 (_ bv2 32)) (_ bv0 32))) (not (= c_~next_alloc_idx~0 (_ bv0 32))) (= |c_~#top~0.offset| (_ bv0 32)))) is different from false [2021-12-07 09:48:57,566 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (not (= (bvadd c_~next_alloc_idx~0 (_ bv2 32)) (_ bv0 32))) (not (= c_~next_alloc_idx~0 (_ bv0 32))) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_229 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_229) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32))) |c_~#top~0.base|) |c_~#top~0.offset|)))) (not .cse0)) (= |c_~#top~0.offset| (_ bv0 32)) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (v_ArrVal_226 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_226) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0))) is different from false [2021-12-07 09:48:58,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:48:58,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:48:58,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:48:58,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:48:58,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:48:58,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-12-07 09:48:58,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:48:58,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-12-07 09:48:58,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:48:58,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:48:58,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:48:58,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:48:58,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:48:58,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:48:58,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-12-07 09:48:58,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-12-07 09:48:58,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-12-07 09:48:58,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:48:58,582 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:48:58,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:48:58,584 INFO L85 PathProgramCache]: Analyzing trace with hash 459126281, now seen corresponding path program 1 times [2021-12-07 09:48:58,585 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:48:58,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2092441786] [2021-12-07 09:48:58,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:48:58,586 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:48:58,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:48:58,589 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:48:58,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-12-07 09:48:58,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:48:58,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 37 conjunts are in the unsatisfiable core [2021-12-07 09:48:58,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:48:59,667 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-12-07 09:48:59,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2021-12-07 09:48:59,991 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 4 proven. 58 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-07 09:48:59,991 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:49:00,175 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((v_ArrVal_2154 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2154) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select .cse1 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32)))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)))) is different from false [2021-12-07 09:49:00,741 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 6 not checked. [2021-12-07 09:49:00,741 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:49:00,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2092441786] [2021-12-07 09:49:00,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2092441786] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:49:00,741 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:49:00,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13] total 27 [2021-12-07 09:49:00,742 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119446674] [2021-12-07 09:49:00,742 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:49:00,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-12-07 09:49:00,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:49:00,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-12-07 09:49:00,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=609, Unknown=2, NotChecked=50, Total=756 [2021-12-07 09:49:00,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:49:00,743 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:49:00,744 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 10.592592592592593) internal successors, (286), 28 states have internal predecessors, (286), 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) [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:49:00,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:49:00,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-12-07 09:49:00,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-12-07 09:49:00,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:49:03,188 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((v_ArrVal_2154 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2154) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0) (= c_~next_alloc_idx~0 (_ bv3 32)) (= |c_~#top~0.offset| (_ bv0 32)) (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| (_ bv0 32))) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select .cse1 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32)))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)))) is different from false [2021-12-07 09:49:03,292 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:03,292 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:03,292 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:03,292 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:03,305 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:03,305 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:03,305 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:03,306 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:12,497 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((v_ArrVal_2154 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2154) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) .cse0) (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| (_ bv0 32))) (or (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select .cse1 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32)))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) (not .cse0)))) is different from false [2021-12-07 09:49:12,856 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse3 (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|))) (let ((.cse2 (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (let ((.cse4 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse4 |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select .cse4 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32)))) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))))) (.cse1 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| .cse3)) (.cse0 (forall ((v_ArrVal_2154 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (not (= (select (select (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2154) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))))) (and (or .cse0 .cse1) .cse2 (or .cse2 (not .cse1)) (or .cse0 (= |c_thr1Thread1of1ForFork0_push_#t~mem8#1| .cse3))))) is different from false [2021-12-07 09:49:12,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:49:12,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:49:12,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:49:12,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:49:12,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:49:12,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-12-07 09:49:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:49:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-12-07 09:49:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:49:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:49:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:49:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:49:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:49:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:49:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-12-07 09:49:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-12-07 09:49:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:49:12,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-12-07 09:49:13,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:49:13,156 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:49:13,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:49:13,157 INFO L85 PathProgramCache]: Analyzing trace with hash 135427383, now seen corresponding path program 5 times [2021-12-07 09:49:13,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:49:13,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [701404071] [2021-12-07 09:49:13,159 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-12-07 09:49:13,160 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:49:13,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:49:13,163 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:49:13,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-12-07 09:49:13,492 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 09:49:13,492 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:49:13,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 70 conjunts are in the unsatisfiable core [2021-12-07 09:49:13,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:49:13,700 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-07 09:49:13,701 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 15 treesize of output 15 [2021-12-07 09:49:14,907 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-12-07 09:49:14,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 15 [2021-12-07 09:49:15,516 INFO L354 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2021-12-07 09:49:15,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 32 [2021-12-07 09:49:15,709 INFO L354 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2021-12-07 09:49:15,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 36 [2021-12-07 09:49:16,289 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-12-07 09:49:16,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 33 [2021-12-07 09:49:16,308 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-12-07 09:49:16,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 31 [2021-12-07 09:49:16,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 11 treesize of output 9 [2021-12-07 09:49:16,379 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 [2021-12-07 09:49:16,615 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:49:16,615 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:49:16,798 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2216 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2216) |c_~#top~0.base|) |c_~#top~0.offset|)))) is different from false [2021-12-07 09:49:17,401 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2211 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2216 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 32) (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_#t~ret7#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2211) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2216) |c_~#top~0.base|) |c_~#top~0.offset|)))) is different from false [2021-12-07 09:49:17,412 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2211 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2216 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_#res#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2211) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2216) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) is different from false [2021-12-07 09:49:17,420 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2211 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2216 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|)) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2211) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2216) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) is different from false [2021-12-07 09:49:17,429 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2211 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2210 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2216 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store (let ((.cse0 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_2210))) (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1|))) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2211) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2216) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) is different from false [2021-12-07 09:49:17,457 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2211 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2210 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2216 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store (let ((.cse0 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_2210))) (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2211) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2216) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32)))) is different from false [2021-12-07 09:49:18,106 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:19,706 INFO L354 Elim1Store]: treesize reduction 63, result has 41.7 percent of original size [2021-12-07 09:49:19,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 125 treesize of output 117 [2021-12-07 09:49:19,792 INFO L354 Elim1Store]: treesize reduction 11, result has 67.6 percent of original size [2021-12-07 09:49:19,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 221 treesize of output 231 [2021-12-07 09:49:19,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 176 treesize of output 170 [2021-12-07 09:49:19,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 170 treesize of output 158 [2021-12-07 09:49:25,586 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2021-12-07 09:49:25,586 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 17 treesize of output 16 [2021-12-07 09:49:25,791 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 15 not checked. [2021-12-07 09:49:25,792 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:49:25,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [701404071] [2021-12-07 09:49:25,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [701404071] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:49:25,792 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:49:25,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 27] total 56 [2021-12-07 09:49:25,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544712635] [2021-12-07 09:49:25,792 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-07 09:49:25,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2021-12-07 09:49:25,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:49:25,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2021-12-07 09:49:25,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=282, Invalid=2232, Unknown=60, NotChecked=618, Total=3192 [2021-12-07 09:49:25,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:49:25,795 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:49:25,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 56 states have (on average 4.821428571428571) internal successors, (270), 57 states have internal predecessors, (270), 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) [2021-12-07 09:49:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:49:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:49:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:49:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:49:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:49:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-12-07 09:49:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:49:25,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-12-07 09:49:25,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:49:25,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:49:25,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:49:25,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:49:25,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:49:25,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:49:25,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-12-07 09:49:25,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-12-07 09:49:25,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:49:25,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:49:27,340 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:27,340 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:27,340 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:27,340 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:27,366 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:27,366 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:27,366 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:27,366 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:29,489 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse5 (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|))) (let ((.cse0 (forall ((v_ArrVal_2211 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2210 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2216 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_249| (_ BitVec 32))) (let ((.cse8 (let ((.cse10 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse10 |thr1Thread1of1ForFork0_push_~#casret~0#1.base| (store (select .cse10 |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| (_ bv1 32)))))) (or (not (= (bvadd (select (select .cse8 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_249|) (_ bv0 32)) (_ bv1 32)) (_ bv0 32))) (not (= (select (select (store (store (let ((.cse9 (store .cse8 |c_~#m~0.base| v_ArrVal_2210))) (store .cse9 |c_~#top~0.base| (store (select .cse9 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_249| v_ArrVal_2211) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2216) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))))))) (.cse2 (forall ((v_ArrVal_2211 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2210 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2216 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32)) (|v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_249| (_ BitVec 32)) (v_ArrVal_2206 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse6 (store |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2206))) (or (not (= (bvadd (_ bv1 32) (select (select .cse6 |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_249|) (_ bv0 32))) (_ bv0 32))) (not (= (_ bv0 32) (select (select (store (store (let ((.cse7 (store .cse6 |c_~#m~0.base| v_ArrVal_2210))) (store .cse7 |c_~#top~0.base| (store (select .cse7 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |v_thr1Thread1of1ForFork0_push_~#casret~0#1.base_249| v_ArrVal_2211) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2216) |c_~#top~0.base|) |c_~#top~0.offset|))))))) (.cse4 (= |c_thr1Thread1of1ForFork0_push_#t~mem8#1| .cse5)) (.cse1 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| .cse5))) (and (or .cse0 (not .cse1)) (or .cse2 .cse1) (= (_ bv4 32) |c_~#top~0.base|) (or (= (bvadd (select (select |c_#memory_int| |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base|) (_ bv0 32)) (_ bv1 32)) (_ bv0 32)) (= |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ bv3 32))) (not (= (_ bv4 32) |c_ULTIMATE.start_main_~#t~0#1.base|)) (not (= |c_ULTIMATE.start_main_~#t~0#1.base| |c_~#top~0.base|)) (not (= c_~next_alloc_idx~0 (_ bv0 32))) (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| (_ bv3 32)) (= |c_~#top~0.offset| (_ bv0 32)) (forall ((v_ArrVal_2211 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2210 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2216 (Array (_ BitVec 32) (_ BitVec 32))) (|thr1Thread1of1ForFork0_push_~#casret~0#1.base| (_ BitVec 32))) (or (not (= (bvadd (select (select |c_#memory_int| |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) (_ bv0 32)) (_ bv1 32)) (_ bv0 32))) (not (= (select (select (store (store (let ((.cse3 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_2210))) (store .cse3 |c_~#top~0.base| (store (select .cse3 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2211) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2216) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))))) (or .cse0 (not .cse4)) (not (= (bvadd |c_thr1Thread1of1ForFork0_push_~newTop~0#1| (_ bv1 32)) (_ bv0 32))) (= .cse5 (_ bv1 32)) .cse4 (or .cse2 .cse4) .cse1))) is different from false [2021-12-07 09:49:30,936 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,936 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,936 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,936 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,940 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,941 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,941 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,941 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,948 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,948 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,948 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,948 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,953 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,953 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,953 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:30,953 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:31,155 WARN L838 $PredicateComparison]: unable to prove that (and (= (_ bv3 32) (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)) (= (_ bv4 32) |c_~#top~0.base|) (= |c_~#top~0.offset| (_ bv0 32)) (= |c_thr1Thread1of1ForFork0_push_loop_~r~0#1| (_ bv1 32)) (forall ((v_ArrVal_2211 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2210 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_2216 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (select (select (store (store (let ((.cse0 (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_2210))) (store .cse0 |c_~#top~0.base| (store (select .cse0 |c_~#top~0.base|) |c_~#top~0.offset| c_~next_alloc_idx~0))) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base| v_ArrVal_2211) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2216) |c_~#top~0.base|) |c_~#top~0.offset|) (_ bv0 32))))) is different from false [2021-12-07 09:49:32,520 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,520 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,521 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,521 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,524 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,524 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,524 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,524 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,530 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,531 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,531 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,531 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,537 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,537 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,537 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,537 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,543 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,544 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,544 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,544 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:32,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:49:32,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:49:32,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:49:32,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:49:32,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:49:32,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-12-07 09:49:32,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:49:32,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2021-12-07 09:49:32,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:49:32,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:49:32,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:49:32,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:49:32,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:49:32,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:49:32,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:49:32,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-12-07 09:49:32,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-12-07 09:49:32,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-12-07 09:49:32,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-12-07 09:49:33,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:49:33,053 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:49:33,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:49:33,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1643696131, now seen corresponding path program 6 times [2021-12-07 09:49:33,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:49:33,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [59483627] [2021-12-07 09:49:33,057 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-12-07 09:49:33,057 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:49:33,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:49:33,064 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:49:33,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-12-07 09:49:33,434 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-12-07 09:49:33,435 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:49:33,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 30 conjunts are in the unsatisfiable core [2021-12-07 09:49:33,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:49:33,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 [2021-12-07 09:49:33,975 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-12-07 09:49:33,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2021-12-07 09:49:33,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2021-12-07 09:49:33,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-07 09:49:34,258 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-12-07 09:49:34,258 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 09:49:34,258 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:49:34,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [59483627] [2021-12-07 09:49:34,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [59483627] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:49:34,259 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:49:34,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-07 09:49:34,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105502775] [2021-12-07 09:49:34,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:49:34,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-07 09:49:34,259 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-07 09:49:34,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-07 09:49:34,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-12-07 09:49:34,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:49:34,260 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:49:34,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.9) internal successors, (129), 11 states have internal predecessors, (129), 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) [2021-12-07 09:49:34,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:49:34,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:49:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:49:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:49:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:49:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-12-07 09:49:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:49:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2021-12-07 09:49:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:49:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:49:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:49:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:49:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:49:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:49:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:49:34,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-12-07 09:49:34,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-12-07 09:49:34,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-12-07 09:49:34,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:49:34,397 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:34,397 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:34,397 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:34,397 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:34,401 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:34,401 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:34,401 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~ret10#1_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:34,401 WARN L322 ript$VariableManager]: TermVariabe |v_thr1___VERIFIER_atomic_assert_#t~short11#1_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:49:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:49:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:49:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:49:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:49:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:49:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-12-07 09:49:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:49:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2021-12-07 09:49:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:49:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:49:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-12-07 09:49:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:49:34,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:49:34,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-12-07 09:49:34,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-12-07 09:49:34,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-12-07 09:49:34,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-12-07 09:49:34,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-12-07 09:49:34,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-07 09:49:34,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (21)] Ended with exit code 0 [2021-12-07 09:49:34,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:49:34,896 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:49:34,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:49:34,898 INFO L85 PathProgramCache]: Analyzing trace with hash 327023229, now seen corresponding path program 7 times [2021-12-07 09:49:34,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-07 09:49:34,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1244838269] [2021-12-07 09:49:34,900 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-12-07 09:49:34,900 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-07 09:49:34,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat [2021-12-07 09:49:34,905 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-07 09:49:34,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-12-07 09:49:35,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:49:35,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 69 conjunts are in the unsatisfiable core [2021-12-07 09:49:35,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:49:35,563 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-07 09:49:35,564 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 17 treesize of output 17 [2021-12-07 09:49:37,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-07 09:49:37,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-07 09:49:37,825 INFO L354 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2021-12-07 09:49:37,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2021-12-07 09:49:37,874 INFO L354 Elim1Store]: treesize reduction 26, result has 50.9 percent of original size [2021-12-07 09:49:37,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 72 [2021-12-07 09:49:37,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:49:37,907 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 8 treesize of output 6 [2021-12-07 09:49:37,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:49:37,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-12-07 09:49:37,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 09:49:37,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 26 [2021-12-07 09:49:38,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2021-12-07 09:49:39,067 INFO L354 Elim1Store]: treesize reduction 36, result has 42.9 percent of original size [2021-12-07 09:49:39,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 61 [2021-12-07 09:49:39,086 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-07 09:49:39,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1244838269] [2021-12-07 09:49:39,087 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2021-12-07 09:49:39,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-12-07 09:49:39,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/mathsat -unsat_core_generation=3 [2021-12-07 09:49:39,289 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Should have been eliminated by DER at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.DerPreprocessor.(DerPreprocessor.java:108) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:353) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:184) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne3(DualJunctionSaa.java:166) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne2(DualJunctionSaa.java:154) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne1(DualJunctionSaa.java:142) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne0(DualJunctionSaa.java:124) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:110) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:95) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:90) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:903) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:865) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:783) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:425) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:162) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:243) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:233) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:92) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:199) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-07 09:49:39,305 INFO L158 Benchmark]: Toolchain (without parser) took 134306.67ms. Allocated memory was 67.1MB in the beginning and 490.7MB in the end (delta: 423.6MB). Free memory was 44.2MB in the beginning and 338.0MB in the end (delta: -293.8MB). Peak memory consumption was 131.5MB. Max. memory is 16.1GB. [2021-12-07 09:49:39,306 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 09:49:39,308 INFO L158 Benchmark]: CACSL2BoogieTranslator took 639.39ms. Allocated memory is still 67.1MB. Free memory was 44.0MB in the beginning and 44.6MB in the end (delta: -606.9kB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2021-12-07 09:49:39,309 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.62ms. Allocated memory is still 67.1MB. Free memory was 44.4MB in the beginning and 41.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-07 09:49:39,311 INFO L158 Benchmark]: Boogie Preprocessor took 67.03ms. Allocated memory is still 67.1MB. Free memory was 41.9MB in the beginning and 40.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 09:49:39,312 INFO L158 Benchmark]: RCFGBuilder took 807.74ms. Allocated memory is still 67.1MB. Free memory was 39.8MB in the beginning and 30.8MB in the end (delta: 9.1MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2021-12-07 09:49:39,314 INFO L158 Benchmark]: TraceAbstraction took 132719.51ms. Allocated memory was 67.1MB in the beginning and 490.7MB in the end (delta: 423.6MB). Free memory was 30.2MB in the beginning and 338.0MB in the end (delta: -307.8MB). Peak memory consumption was 114.8MB. Max. memory is 16.1GB. [2021-12-07 09:49:39,322 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 639.39ms. Allocated memory is still 67.1MB. Free memory was 44.0MB in the beginning and 44.6MB in the end (delta: -606.9kB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.62ms. Allocated memory is still 67.1MB. Free memory was 44.4MB in the beginning and 41.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.03ms. Allocated memory is still 67.1MB. Free memory was 41.9MB in the beginning and 40.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 807.74ms. Allocated memory is still 67.1MB. Free memory was 39.8MB in the beginning and 30.8MB in the end (delta: 9.1MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * TraceAbstraction took 132719.51ms. Allocated memory was 67.1MB in the beginning and 490.7MB in the end (delta: 423.6MB). Free memory was 30.2MB in the beginning and 338.0MB in the end (delta: -307.8MB). Peak memory consumption was 114.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Should have been eliminated by DER de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Should have been eliminated by DER: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.DerPreprocessor.(DerPreprocessor.java:108) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-07 09:49:39,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-12-07 09:49:39,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4982572-fc50-43f2-8b59-8f49c8c63826/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Should have been eliminated by DER