./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread/queue.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB --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 50d8a9e2eb8caab09108dfaf46093a4a0ca395f6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 09:57:44,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 09:57:44,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 09:57:44,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 09:57:44,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 09:57:44,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 09:57:44,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 09:57:44,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 09:57:44,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 09:57:44,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 09:57:44,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 09:57:44,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 09:57:44,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 09:57:44,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 09:57:44,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 09:57:44,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 09:57:44,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 09:57:44,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 09:57:44,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 09:57:44,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 09:57:44,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 09:57:44,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 09:57:44,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 09:57:44,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 09:57:44,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 09:57:44,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 09:57:44,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 09:57:44,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 09:57:44,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 09:57:44,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 09:57:44,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 09:57:44,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 09:57:44,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 09:57:44,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 09:57:44,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 09:57:44,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 09:57:44,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 09:57:44,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 09:57:44,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 09:57:44,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 09:57:44,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 09:57:44,565 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-10-16 09:57:44,612 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 09:57:44,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 09:57:44,613 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-16 09:57:44,613 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-16 09:57:44,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 09:57:44,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 09:57:44,615 INFO L138 SettingsManager]: * Use SBE=true [2021-10-16 09:57:44,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 09:57:44,616 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 09:57:44,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 09:57:44,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 09:57:44,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 09:57:44,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 09:57:44,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 09:57:44,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 09:57:44,617 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 09:57:44,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 09:57:44,618 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 09:57:44,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 09:57:44,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 09:57:44,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 09:57:44,619 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-16 09:57:44,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 09:57:44,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 09:57:44,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 09:57:44,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 09:57:44,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 09:57:44,620 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-16 09:57:44,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 09:57:44,621 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-16 09:57:44,621 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-16 09:57:44,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 09:57:44,622 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-16 09:57:44,622 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-16 09:57:44,622 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_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50d8a9e2eb8caab09108dfaf46093a4a0ca395f6 [2021-10-16 09:57:44,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 09:57:44,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 09:57:44,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 09:57:44,899 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 09:57:44,899 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 09:57:44,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/../../sv-benchmarks/c/pthread/queue.i [2021-10-16 09:57:44,975 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/data/cf3a6d077/b82975b7cb9c4fdc845620c5c259e972/FLAG6ba5cfb88 [2021-10-16 09:57:45,508 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 09:57:45,509 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/sv-benchmarks/c/pthread/queue.i [2021-10-16 09:57:45,533 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/data/cf3a6d077/b82975b7cb9c4fdc845620c5c259e972/FLAG6ba5cfb88 [2021-10-16 09:57:45,785 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/data/cf3a6d077/b82975b7cb9c4fdc845620c5c259e972 [2021-10-16 09:57:45,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 09:57:45,790 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 09:57:45,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 09:57:45,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 09:57:45,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 09:57:45,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:57:45" (1/1) ... [2021-10-16 09:57:45,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@634944a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:45, skipping insertion in model container [2021-10-16 09:57:45,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:57:45" (1/1) ... [2021-10-16 09:57:45,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 09:57:45,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 09:57:46,332 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/sv-benchmarks/c/pthread/queue.i[43284,43297] [2021-10-16 09:57:46,338 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/sv-benchmarks/c/pthread/queue.i[43491,43504] [2021-10-16 09:57:46,341 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/sv-benchmarks/c/pthread/queue.i[43772,43785] [2021-10-16 09:57:46,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 09:57:46,356 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 09:57:46,401 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/sv-benchmarks/c/pthread/queue.i[43284,43297] [2021-10-16 09:57:46,402 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/sv-benchmarks/c/pthread/queue.i[43491,43504] [2021-10-16 09:57:46,405 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/sv-benchmarks/c/pthread/queue.i[43772,43785] [2021-10-16 09:57:46,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 09:57:46,470 INFO L208 MainTranslator]: Completed translation [2021-10-16 09:57:46,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:46 WrapperNode [2021-10-16 09:57:46,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 09:57:46,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 09:57:46,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 09:57:46,472 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 09:57:46,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:46" (1/1) ... [2021-10-16 09:57:46,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:46" (1/1) ... [2021-10-16 09:57:46,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 09:57:46,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 09:57:46,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 09:57:46,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 09:57:46,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:46" (1/1) ... [2021-10-16 09:57:46,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:46" (1/1) ... [2021-10-16 09:57:46,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:46" (1/1) ... [2021-10-16 09:57:46,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:46" (1/1) ... [2021-10-16 09:57:46,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:46" (1/1) ... [2021-10-16 09:57:46,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:46" (1/1) ... [2021-10-16 09:57:46,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:46" (1/1) ... [2021-10-16 09:57:46,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 09:57:46,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 09:57:46,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 09:57:46,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 09:57:46,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:46" (1/1) ... [2021-10-16 09:57:46,679 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 09:57:46,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:57:46,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 09:57:46,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 09:57:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-10-16 09:57:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-10-16 09:57:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-10-16 09:57:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-10-16 09:57:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 09:57:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-16 09:57:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-16 09:57:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-16 09:57:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-10-16 09:57:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-16 09:57:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 09:57:46,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 09:57:46,764 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-16 09:57:47,375 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 09:57:47,379 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-10-16 09:57:47,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 09:57:47 BoogieIcfgContainer [2021-10-16 09:57:47,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 09:57:47,386 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 09:57:47,386 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 09:57:47,389 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 09:57:47,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 09:57:45" (1/3) ... [2021-10-16 09:57:47,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4776041e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 09:57:47, skipping insertion in model container [2021-10-16 09:57:47,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:46" (2/3) ... [2021-10-16 09:57:47,392 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4776041e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 09:57:47, skipping insertion in model container [2021-10-16 09:57:47,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 09:57:47" (3/3) ... [2021-10-16 09:57:47,397 INFO L111 eAbstractionObserver]: Analyzing ICFG queue.i [2021-10-16 09:57:47,409 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-16 09:57:47,409 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 09:57:47,409 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-16 09:57:47,409 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-16 09:57:47,468 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,469 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,469 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,469 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,469 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,470 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,470 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,470 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,470 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,471 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,471 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,471 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,471 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,471 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,473 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,473 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,474 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,475 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,475 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,475 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,475 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,475 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,476 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,476 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,476 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,476 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,476 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,477 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,477 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,477 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,477 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,477 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,478 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,478 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,478 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,478 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,491 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,491 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,491 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,491 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,491 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,492 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,492 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,492 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,492 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,492 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,492 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,493 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,493 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,493 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,493 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,493 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,493 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,494 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,494 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,494 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,494 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,494 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,494 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,495 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,495 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,495 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,495 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,495 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,496 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,496 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,496 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,496 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,496 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,496 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,497 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,497 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,497 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,497 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,497 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,498 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,498 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,498 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,498 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,498 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,498 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,499 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,499 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,499 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,499 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,499 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,500 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,500 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,500 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,500 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,500 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,500 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,501 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,501 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,501 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,501 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,501 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,502 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,502 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,502 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,502 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,502 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,502 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,503 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,503 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,503 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,503 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,503 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,504 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,504 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,504 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,504 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,504 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,504 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,505 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,505 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,505 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,505 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,505 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,505 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,506 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,506 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,506 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,506 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,506 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,506 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,517 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,517 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,517 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,518 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,518 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,518 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,518 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,518 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,519 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,519 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,519 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,519 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,519 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,519 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,520 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,520 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,520 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,520 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,520 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,521 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,521 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,521 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,521 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,521 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,522 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,522 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,522 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,522 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,522 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,522 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,522 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,523 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,523 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,523 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,523 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,523 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,523 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,524 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,524 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,524 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,524 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,524 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,524 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,525 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,525 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,525 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,525 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,525 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,525 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,526 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,526 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,526 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,526 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,526 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,526 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,527 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,527 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,527 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,527 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,527 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,527 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,528 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,528 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,528 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,528 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,528 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,529 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,529 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,529 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,529 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,529 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,529 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,530 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,530 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,530 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,530 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,530 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,530 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,534 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,534 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,535 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,535 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,535 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,546 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,546 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,546 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,547 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,547 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,547 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,547 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,548 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,548 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,548 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,548 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,548 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,548 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,549 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,549 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,549 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,549 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,549 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,549 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,551 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,551 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,551 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,552 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,552 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,553 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,553 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,553 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,554 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,554 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,554 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,554 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,554 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,554 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,555 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,555 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,555 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,555 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,555 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,555 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,555 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,556 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,556 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,556 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,556 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,556 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,556 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,556 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,557 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,557 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,557 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,557 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,558 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,558 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,558 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,558 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,558 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,558 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,559 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,559 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,559 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,559 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,559 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,559 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,559 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,560 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,560 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,560 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,560 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,560 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,560 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,561 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,561 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,561 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,561 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,561 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,561 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,561 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,562 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,562 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,562 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,562 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,562 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,562 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,563 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,563 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,563 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,563 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,563 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,563 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,563 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,564 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,564 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,564 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,564 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,564 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,564 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,565 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,565 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,565 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,565 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,565 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,565 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,566 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,566 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,566 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,566 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,566 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,566 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,567 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,567 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,567 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,567 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,567 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,567 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,568 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,568 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,568 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,568 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,568 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,568 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,568 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,569 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,569 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,569 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,569 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,569 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,569 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,569 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,570 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,570 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,570 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,570 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,570 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,570 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,571 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,571 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,571 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,571 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,571 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,571 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,571 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,572 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,572 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,572 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,572 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,572 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,572 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,573 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,573 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,573 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,573 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,573 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,574 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,574 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,575 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,575 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,575 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,575 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,575 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,575 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,575 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,576 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,576 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,576 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,576 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,576 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,576 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,577 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,579 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,579 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,580 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,580 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,580 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,599 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,599 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,599 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,599 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,600 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,600 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,600 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,600 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,600 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,601 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,601 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,601 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,601 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,601 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,601 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,602 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,602 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,602 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,602 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,603 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,604 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,604 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,604 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,604 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,604 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,604 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,605 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,605 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,605 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,605 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,605 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,606 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,606 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,606 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,606 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,606 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,606 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,607 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,607 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,607 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,609 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,609 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,610 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,610 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,618 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,619 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,619 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,619 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,619 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,619 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,620 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,620 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,620 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,620 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,620 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,620 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,621 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,621 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,621 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,621 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,621 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,621 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,622 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,622 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,622 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,622 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,622 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,622 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,623 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,623 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,623 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,623 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,623 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,623 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,624 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,624 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,624 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,624 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,624 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,624 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,625 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,625 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,625 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,625 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,625 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,625 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,626 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,626 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,626 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,626 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,626 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,627 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,627 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,627 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,627 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,627 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,627 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,627 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,628 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,628 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,628 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,628 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,628 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,628 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,629 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,630 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,630 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,630 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,630 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,630 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,630 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,631 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,631 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,631 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,631 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,631 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,632 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,632 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,632 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,632 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,632 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,632 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,633 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,633 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,633 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,633 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,633 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,633 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,634 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,634 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,634 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,634 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,634 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,634 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,635 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,635 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,642 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,643 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,643 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,643 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,643 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,644 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,644 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,644 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,644 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,644 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,644 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,645 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,647 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,647 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,647 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,647 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,649 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,650 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,650 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,650 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,650 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,650 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,651 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,651 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,651 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,656 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,656 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,656 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,656 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,656 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,658 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,658 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,658 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,658 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,658 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,659 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,659 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,659 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,659 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,659 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,659 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,660 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:47,674 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-16 09:57:47,724 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-16 09:57:47,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:57:47,727 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-16 09:57:47,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-16 09:57:47,761 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1Thread1of1ForFork0 ======== [2021-10-16 09:57:47,767 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, mConcurrency=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 [2021-10-16 09:57:47,767 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-16 09:57:47,999 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:57:48,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:48,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1714631399, now seen corresponding path program 1 times [2021-10-16 09:57:48,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:48,013 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440869687] [2021-10-16 09:57:48,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:48,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:48,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:48,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:57:48,472 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:48,473 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440869687] [2021-10-16 09:57:48,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440869687] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:48,474 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:48,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 09:57:48,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725479646] [2021-10-16 09:57:48,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 09:57:48,486 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:48,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 09:57:48,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-16 09:57:48,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:48,511 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:48,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 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) [2021-10-16 09:57:48,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:48,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:48,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-16 09:57:48,633 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:57:48,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:48,636 INFO L82 PathProgramCache]: Analyzing trace with hash -336020485, now seen corresponding path program 1 times [2021-10-16 09:57:48,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:48,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130599229] [2021-10-16 09:57:48,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:48,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:49,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:57:49,381 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:49,381 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130599229] [2021-10-16 09:57:49,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130599229] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:49,382 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:49,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-10-16 09:57:49,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232661915] [2021-10-16 09:57:49,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-16 09:57:49,385 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:49,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-16 09:57:49,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-10-16 09:57:49,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:49,387 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:49,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:57:49,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:49,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:50,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:50,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-16 09:57:50,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-16 09:57:50,198 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:57:50,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:50,199 INFO L82 PathProgramCache]: Analyzing trace with hash 1774390497, now seen corresponding path program 1 times [2021-10-16 09:57:50,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:50,200 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076511503] [2021-10-16 09:57:50,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:50,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:51,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:57:51,497 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:51,497 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076511503] [2021-10-16 09:57:51,497 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076511503] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:51,498 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:51,498 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-10-16 09:57:51,498 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654860679] [2021-10-16 09:57:51,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-10-16 09:57:51,499 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:51,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-10-16 09:57:51,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2021-10-16 09:57:51,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:51,500 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:51,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 3.8518518518518516) internal successors, (104), 27 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:57:51,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:51,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-16 09:57:51,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:53,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:53,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-16 09:57:53,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:57:53,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-16 09:57:53,356 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:57:53,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:53,356 INFO L82 PathProgramCache]: Analyzing trace with hash 494039402, now seen corresponding path program 1 times [2021-10-16 09:57:53,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:53,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804202929] [2021-10-16 09:57:53,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:53,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:53,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:57:53,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:53,407 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804202929] [2021-10-16 09:57:53,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804202929] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:53,408 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:53,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 09:57:53,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052123531] [2021-10-16 09:57:53,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 09:57:53,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:53,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 09:57:53,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-16 09:57:53,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:53,410 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:53,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:57:53,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:53,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-16 09:57:53,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:57:53,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:53,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:53,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-16 09:57:53,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-16 09:57:53,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:53,602 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-16 09:57:53,602 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:57:53,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:53,603 INFO L82 PathProgramCache]: Analyzing trace with hash -150016141, now seen corresponding path program 1 times [2021-10-16 09:57:53,603 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:53,604 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725483714] [2021-10-16 09:57:53,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:53,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:54,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:57:54,881 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:54,881 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725483714] [2021-10-16 09:57:54,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725483714] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:54,882 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:54,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-10-16 09:57:54,882 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421329342] [2021-10-16 09:57:54,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-10-16 09:57:54,883 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:54,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-10-16 09:57:54,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2021-10-16 09:57:54,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:54,884 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:54,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:57:54,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:54,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-16 09:57:54,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-16 09:57:54,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:54,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:57,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:57,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-16 09:57:57,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-16 09:57:57,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:57,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-16 09:57:57,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-16 09:57:57,482 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:57:57,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:57,483 INFO L82 PathProgramCache]: Analyzing trace with hash -490469695, now seen corresponding path program 1 times [2021-10-16 09:57:57,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:57,483 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719119713] [2021-10-16 09:57:57,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:57,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:57,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:57:57,566 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:57,566 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719119713] [2021-10-16 09:57:57,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719119713] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:57,567 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:57,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-16 09:57:57,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705723467] [2021-10-16 09:57:57,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 09:57:57,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:57,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 09:57:57,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 09:57:57,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:57,569 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:57,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:57:57,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:57,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-16 09:57:57,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-16 09:57:57,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:57,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-16 09:57:57,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-16 09:57:58,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-16 09:57:58,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-16 09:57:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:57:58,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-16 09:57:58,300 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:57:58,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:58,300 INFO L82 PathProgramCache]: Analyzing trace with hash 568919817, now seen corresponding path program 1 times [2021-10-16 09:57:58,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:58,306 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315199468] [2021-10-16 09:57:58,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:58,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:58,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:57:58,389 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:58,389 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315199468] [2021-10-16 09:57:58,390 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315199468] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:58,390 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:58,391 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-16 09:57:58,391 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895384724] [2021-10-16 09:57:58,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 09:57:58,392 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:58,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 09:57:58,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 09:57:58,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:58,393 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:58,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:57:58,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:58,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-16 09:57:58,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-16 09:57:58,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:58,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-16 09:57:58,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:57:58,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:58,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:58,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-16 09:57:58,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-16 09:57:58,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:58,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-16 09:57:58,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:57:58,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:57:58,544 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 09:57:58,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-16 09:57:58,559 INFO L308 ceAbstractionStarter]: Result for error location t1Thread1of1ForFork0 was SAFE (1/3) [2021-10-16 09:57:58,562 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-16 09:57:58,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:57:58,567 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-16 09:57:58,573 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-16 09:57:58,574 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, mConcurrency=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 [2021-10-16 09:57:58,574 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-16 09:57:58,586 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-16 09:57:58,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:58,587 INFO L82 PathProgramCache]: Analyzing trace with hash -25803553, now seen corresponding path program 1 times [2021-10-16 09:57:58,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:58,587 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585316476] [2021-10-16 09:57:58,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:58,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:58,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-10-16 09:57:58,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:57:58,612 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:58,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585316476] [2021-10-16 09:57:58,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585316476] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:58,613 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:58,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 09:57:58,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600658387] [2021-10-16 09:57:58,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-16 09:57:58,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:58,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-16 09:57:58,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 09:57:58,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:58,614 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:58,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:57:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:58,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:58,890 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 09:57:58,890 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-16 09:57:58,891 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-16 09:57:58,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-16 09:57:58,895 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (2/3) [2021-10-16 09:57:58,897 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-16 09:57:58,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:57:58,928 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-16 09:57:58,933 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Thread1of1ForFork1 ======== [2021-10-16 09:57:58,934 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, mConcurrency=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 [2021-10-16 09:57:58,934 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-16 09:57:58,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-10-16 09:57:59,038 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:57:59,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:59,038 INFO L82 PathProgramCache]: Analyzing trace with hash -1260039439, now seen corresponding path program 1 times [2021-10-16 09:57:59,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:59,039 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586748422] [2021-10-16 09:57:59,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:59,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:59,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:57:59,082 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:59,082 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586748422] [2021-10-16 09:57:59,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586748422] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:59,083 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:59,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 09:57:59,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825162582] [2021-10-16 09:57:59,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 09:57:59,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:59,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 09:57:59,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-16 09:57:59,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:59,085 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:59,085 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:57:59,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:59,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-16 09:57:59,116 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:57:59,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:59,116 INFO L82 PathProgramCache]: Analyzing trace with hash -828199587, now seen corresponding path program 1 times [2021-10-16 09:57:59,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:59,116 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399063769] [2021-10-16 09:57:59,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:59,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:59,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:57:59,181 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:59,182 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399063769] [2021-10-16 09:57:59,182 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399063769] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:59,182 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:59,182 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-16 09:57:59,182 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008395763] [2021-10-16 09:57:59,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 09:57:59,184 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:59,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 09:57:59,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 09:57:59,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:59,185 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:59,185 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:57:59,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:59,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:59,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:59,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:57:59,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-16 09:57:59,219 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:57:59,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:59,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1736335355, now seen corresponding path program 1 times [2021-10-16 09:57:59,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:59,220 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607363940] [2021-10-16 09:57:59,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:59,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:59,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:57:59,265 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:59,265 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607363940] [2021-10-16 09:57:59,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607363940] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:59,266 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:59,266 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 09:57:59,266 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135610711] [2021-10-16 09:57:59,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 09:57:59,267 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:59,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 09:57:59,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-16 09:57:59,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:59,268 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:59,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:57:59,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:59,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:57:59,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:59,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:59,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:57:59,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:59,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-16 09:57:59,316 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:57:59,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:59,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1257362334, now seen corresponding path program 1 times [2021-10-16 09:57:59,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:59,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790887439] [2021-10-16 09:57:59,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:59,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:59,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:57:59,359 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:59,359 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790887439] [2021-10-16 09:57:59,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790887439] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:59,360 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:59,360 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-16 09:57:59,360 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652978688] [2021-10-16 09:57:59,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 09:57:59,361 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:59,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 09:57:59,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 09:57:59,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:59,362 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:59,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:57:59,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:59,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:57:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:59,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:59,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:57:59,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:57:59,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:57:59,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-16 09:57:59,426 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:57:59,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:59,427 INFO L82 PathProgramCache]: Analyzing trace with hash 337675032, now seen corresponding path program 1 times [2021-10-16 09:57:59,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:59,427 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588810677] [2021-10-16 09:57:59,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:59,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:59,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:57:59,533 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:59,533 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588810677] [2021-10-16 09:57:59,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588810677] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:57:59,534 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833756868] [2021-10-16 09:57:59,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:59,534 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:57:59,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:57:59,536 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:57:59,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-16 09:57:59,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:59,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-16 09:57:59,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:00,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:00,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1833756868] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:00,218 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:58:00,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-10-16 09:58:00,219 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795437667] [2021-10-16 09:58:00,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-16 09:58:00,220 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:00,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-16 09:58:00,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-16 09:58:00,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:00,221 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:00,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 30.428571428571427) internal successors, (213), 7 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:00,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:00,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:00,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:00,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:00,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:00,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:00,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:00,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:00,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:00,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:00,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-10-16 09:58:00,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:00,487 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:00,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:00,488 INFO L82 PathProgramCache]: Analyzing trace with hash 766541986, now seen corresponding path program 2 times [2021-10-16 09:58:00,488 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:00,488 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723454736] [2021-10-16 09:58:00,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:00,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:00,589 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:00,589 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723454736] [2021-10-16 09:58:00,589 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723454736] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:00,590 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [536925971] [2021-10-16 09:58:00,590 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-16 09:58:00,590 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:00,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:00,591 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:00,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-16 09:58:00,818 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-16 09:58:00,818 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 09:58:00,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 41 conjunts are in the unsatisfiable core [2021-10-16 09:58:00,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:00,897 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 6 treesize of output 5 [2021-10-16 09:58:00,945 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-10-16 09:58:00,946 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 [2021-10-16 09:58:00,988 INFO L354 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2021-10-16 09:58:00,989 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 [2021-10-16 09:58:01,202 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 13 treesize of output 9 [2021-10-16 09:58:01,265 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-10-16 09:58:01,266 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 1 case distinctions, treesize of input 23 treesize of output 22 [2021-10-16 09:58:01,790 INFO L354 Elim1Store]: treesize reduction 72, result has 20.9 percent of original size [2021-10-16 09:58:01,791 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 3 case distinctions, treesize of input 38 treesize of output 40 [2021-10-16 09:58:01,917 INFO L354 Elim1Store]: treesize reduction 72, result has 20.9 percent of original size [2021-10-16 09:58:01,917 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 3 case distinctions, treesize of input 34 treesize of output 36 [2021-10-16 09:58:02,155 INFO L354 Elim1Store]: treesize reduction 72, result has 20.9 percent of original size [2021-10-16 09:58:02,155 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 3 case distinctions, treesize of input 43 treesize of output 39 [2021-10-16 09:58:02,209 INFO L354 Elim1Store]: treesize reduction 41, result has 18.0 percent of original size [2021-10-16 09:58:02,209 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 34 treesize of output 27 [2021-10-16 09:58:02,253 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 19 treesize of output 7 [2021-10-16 09:58:02,574 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-10-16 09:58:02,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [536925971] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:58:02,574 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-16 09:58:02,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [7] total 22 [2021-10-16 09:58:02,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983571037] [2021-10-16 09:58:02,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-10-16 09:58:02,575 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:02,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-10-16 09:58:02,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2021-10-16 09:58:02,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:02,576 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:02,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 10.470588235294118) internal successors, (178), 17 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:02,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:02,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:02,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:02,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:02,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:02,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:03,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:03,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:03,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:03,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:03,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:03,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:03,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:03,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-10-16 09:58:03,807 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:03,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:03,808 INFO L82 PathProgramCache]: Analyzing trace with hash 2024946056, now seen corresponding path program 1 times [2021-10-16 09:58:03,808 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:03,808 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717092953] [2021-10-16 09:58:03,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:03,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:03,920 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:03,920 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:03,921 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717092953] [2021-10-16 09:58:03,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717092953] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:03,921 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1749266738] [2021-10-16 09:58:03,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:03,921 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:03,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:03,923 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:03,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-16 09:58:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:04,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-16 09:58:04,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:04,764 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:04,764 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1749266738] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:04,765 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:58:04,765 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-10-16 09:58:04,765 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913021313] [2021-10-16 09:58:04,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-16 09:58:04,766 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:04,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-16 09:58:04,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-16 09:58:04,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:04,767 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:04,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.0) internal successors, (252), 9 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:04,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:04,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:04,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:04,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:04,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:04,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:04,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:04,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:04,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:04,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:04,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:04,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:04,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:05,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-16 09:58:05,087 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:05,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:05,088 INFO L82 PathProgramCache]: Analyzing trace with hash 87798834, now seen corresponding path program 2 times [2021-10-16 09:58:05,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:05,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173749689] [2021-10-16 09:58:05,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:05,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:05,235 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:05,236 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:05,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173749689] [2021-10-16 09:58:05,236 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173749689] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:05,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2027385053] [2021-10-16 09:58:05,237 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-16 09:58:05,237 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:05,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:05,238 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:05,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-16 09:58:05,721 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-16 09:58:05,721 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 09:58:05,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-16 09:58:05,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:06,407 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:06,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2027385053] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:06,408 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:58:06,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-10-16 09:58:06,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379918415] [2021-10-16 09:58:06,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-16 09:58:06,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:06,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-16 09:58:06,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-10-16 09:58:06,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:06,410 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:06,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 26.09090909090909) internal successors, (287), 11 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:06,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:06,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:06,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:06,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:06,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:06,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:06,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:06,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:06,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:06,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:06,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:06,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:06,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:06,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:06,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:06,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:06,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:06,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-10-16 09:58:06,743 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:06,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:06,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1995139400, now seen corresponding path program 3 times [2021-10-16 09:58:06,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:06,744 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589635907] [2021-10-16 09:58:06,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:06,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:06,895 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 214 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:06,896 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:06,896 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589635907] [2021-10-16 09:58:06,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589635907] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:06,896 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [623816878] [2021-10-16 09:58:06,896 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-16 09:58:06,897 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:06,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:06,898 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:06,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-16 09:58:07,716 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-10-16 09:58:07,716 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 09:58:07,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 35 conjunts are in the unsatisfiable core [2021-10-16 09:58:07,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:07,761 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 6 treesize of output 5 [2021-10-16 09:58:07,802 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-16 09:58:07,802 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 [2021-10-16 09:58:08,586 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 13 treesize of output 9 [2021-10-16 09:58:08,692 INFO L354 Elim1Store]: treesize reduction 41, result has 18.0 percent of original size [2021-10-16 09:58:08,693 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 30 treesize of output 29 [2021-10-16 09:58:08,897 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 09:58:08,907 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-10-16 09:58:08,907 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 31 treesize of output 27 [2021-10-16 09:58:08,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:08,961 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 25 treesize of output 24 [2021-10-16 09:58:08,995 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 19 treesize of output 7 [2021-10-16 09:58:09,123 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 85 proven. 78 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-10-16 09:58:09,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [623816878] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:09,123 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:58:09,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 21 [2021-10-16 09:58:09,124 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842993554] [2021-10-16 09:58:09,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-10-16 09:58:09,125 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:09,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-10-16 09:58:09,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=357, Unknown=0, NotChecked=0, Total=420 [2021-10-16 09:58:09,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:09,126 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:09,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 22.857142857142858) internal successors, (480), 21 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:09,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:09,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:09,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:09,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:09,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:09,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:09,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:09,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:09,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:10,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-10-16 09:58:10,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:10,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-10-16 09:58:10,520 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:10,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:10,521 INFO L82 PathProgramCache]: Analyzing trace with hash 1222727420, now seen corresponding path program 1 times [2021-10-16 09:58:10,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:10,521 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13200027] [2021-10-16 09:58:10,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:10,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:10,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:10,720 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 0 proven. 347 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:10,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:10,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13200027] [2021-10-16 09:58:10,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13200027] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:10,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2068546086] [2021-10-16 09:58:10,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:10,722 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:10,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:10,723 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:10,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-16 09:58:11,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:11,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-16 09:58:11,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:12,392 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 0 proven. 347 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:12,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2068546086] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:12,397 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:58:12,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-10-16 09:58:12,399 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504173006] [2021-10-16 09:58:12,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-16 09:58:12,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:12,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-16 09:58:12,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-10-16 09:58:12,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:12,402 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:12,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 24.333333333333332) internal successors, (365), 15 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:12,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:12,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:12,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:12,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:12,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:12,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:12,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:12,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:12,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-10-16 09:58:12,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:12,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:12,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:12,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:12,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:12,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:12,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:12,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:12,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:12,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-16 09:58:12,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:12,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:12,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-10-16 09:58:12,887 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:12,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:12,888 INFO L82 PathProgramCache]: Analyzing trace with hash 848932601, now seen corresponding path program 2 times [2021-10-16 09:58:12,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:12,888 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217806744] [2021-10-16 09:58:12,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:12,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:13,113 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:13,114 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:13,114 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217806744] [2021-10-16 09:58:13,114 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217806744] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:13,114 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1055905987] [2021-10-16 09:58:13,114 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-16 09:58:13,115 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:13,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:13,116 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:13,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-10-16 09:58:13,848 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-16 09:58:13,848 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 09:58:13,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-16 09:58:13,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:14,823 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:14,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1055905987] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:14,823 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:58:14,824 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-10-16 09:58:14,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546862866] [2021-10-16 09:58:14,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-10-16 09:58:14,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:14,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-10-16 09:58:14,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-10-16 09:58:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:14,827 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:14,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 23.764705882352942) internal successors, (404), 17 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:14,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:14,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:14,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:14,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:14,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:14,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:14,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:14,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:14,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-16 09:58:14,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:14,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:15,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:15,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:15,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:15,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:15,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:15,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:15,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:15,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:15,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-16 09:58:15,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:15,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:15,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:15,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:15,263 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:15,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:15,264 INFO L82 PathProgramCache]: Analyzing trace with hash -1096810207, now seen corresponding path program 3 times [2021-10-16 09:58:15,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:15,264 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166475613] [2021-10-16 09:58:15,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:15,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:15,521 INFO L134 CoverageAnalysis]: Checked inductivity of 730 backedges. 0 proven. 730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:15,521 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:15,521 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166475613] [2021-10-16 09:58:15,521 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166475613] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:15,522 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1001152285] [2021-10-16 09:58:15,522 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-16 09:58:15,522 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:15,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:15,527 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:15,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-16 09:58:16,563 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-10-16 09:58:16,563 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 09:58:16,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-16 09:58:16,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:17,492 INFO L134 CoverageAnalysis]: Checked inductivity of 730 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2021-10-16 09:58:17,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1001152285] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:58:17,492 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-16 09:58:17,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [17] total 18 [2021-10-16 09:58:17,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847013017] [2021-10-16 09:58:17,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 09:58:17,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:17,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 09:58:17,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2021-10-16 09:58:17,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:17,495 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:17,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:17,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:17,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:17,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:17,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:17,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:17,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:17,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:17,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:17,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-16 09:58:17,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:17,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:17,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:17,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:17,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:17,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:17,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:17,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:17,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:17,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:17,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:17,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-16 09:58:17,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:17,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:17,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:17,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:17,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:17,863 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:17,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:17,863 INFO L82 PathProgramCache]: Analyzing trace with hash 455418338, now seen corresponding path program 1 times [2021-10-16 09:58:17,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:17,863 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462916710] [2021-10-16 09:58:17,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:17,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:17,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:18,062 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:18,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:18,063 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462916710] [2021-10-16 09:58:18,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462916710] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:18,063 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2075942790] [2021-10-16 09:58:18,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:18,063 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:18,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:18,064 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:18,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-16 09:58:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:18,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-16 09:58:18,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:19,441 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:19,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2075942790] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:19,441 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:58:19,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-10-16 09:58:19,441 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098372246] [2021-10-16 09:58:19,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-10-16 09:58:19,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:19,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-10-16 09:58:19,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-10-16 09:58:19,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:19,443 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:19,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 13.947368421052632) internal successors, (265), 19 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:19,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:19,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:19,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:19,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:19,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:19,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:19,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:19,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:19,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-16 09:58:19,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:19,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:19,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:19,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:19,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:19,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:19,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:19,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:19,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:19,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:19,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:19,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:19,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-16 09:58:19,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:19,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:19,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:19,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:19,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:19,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:19,876 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:19,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:19,876 INFO L82 PathProgramCache]: Analyzing trace with hash 1468299658, now seen corresponding path program 2 times [2021-10-16 09:58:19,877 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:19,877 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821866010] [2021-10-16 09:58:19,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:19,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:20,107 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:20,107 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:20,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821866010] [2021-10-16 09:58:20,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821866010] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:20,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [763246428] [2021-10-16 09:58:20,108 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-16 09:58:20,108 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:20,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:20,109 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:20,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-10-16 09:58:21,090 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-16 09:58:21,091 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 09:58:21,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 18 conjunts are in the unsatisfiable core [2021-10-16 09:58:21,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:21,728 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:21,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [763246428] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:21,728 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:58:21,729 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-10-16 09:58:21,730 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306476749] [2021-10-16 09:58:21,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-10-16 09:58:21,730 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:21,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-10-16 09:58:21,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-10-16 09:58:21,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:21,731 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:21,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 13.0) internal successors, (273), 21 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:21,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:21,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:21,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:21,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:21,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:21,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:21,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:21,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:21,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-16 09:58:21,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:21,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:21,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:21,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:21,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:21,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:21,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:21,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:21,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:21,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:21,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:21,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:21,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:21,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-16 09:58:21,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:21,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:21,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:21,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:21,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:58:21,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:22,165 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-10-16 09:58:22,165 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:22,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:22,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1401268530, now seen corresponding path program 3 times [2021-10-16 09:58:22,166 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:22,166 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433414548] [2021-10-16 09:58:22,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:22,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:22,420 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:22,420 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:22,420 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433414548] [2021-10-16 09:58:22,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433414548] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:22,420 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [394372633] [2021-10-16 09:58:22,421 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-16 09:58:22,421 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:22,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:22,422 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:22,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-16 09:58:23,560 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-10-16 09:58:23,560 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 09:58:23,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 90 conjunts are in the unsatisfiable core [2021-10-16 09:58:23,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:23,600 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 6 treesize of output 5 [2021-10-16 09:58:23,636 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-10-16 09:58:23,637 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 [2021-10-16 09:58:23,735 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-10-16 09:58:23,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 22 treesize of output 33 [2021-10-16 09:58:23,818 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-10-16 09:58:23,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-10-16 09:58:24,022 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 13 treesize of output 9 [2021-10-16 09:58:24,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:24,102 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 23 treesize of output 22 [2021-10-16 09:58:24,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:24,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:24,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:24,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-10-16 09:58:24,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:24,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:24,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:24,944 INFO L354 Elim1Store]: treesize reduction 90, result has 23.7 percent of original size [2021-10-16 09:58:24,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 56 [2021-10-16 09:58:25,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:25,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:25,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:25,210 INFO L354 Elim1Store]: treesize reduction 90, result has 23.7 percent of original size [2021-10-16 09:58:25,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 52 [2021-10-16 09:58:25,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:25,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:25,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 09:58:25,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:25,646 INFO L354 Elim1Store]: treesize reduction 66, result has 29.8 percent of original size [2021-10-16 09:58:25,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 49 treesize of output 51 [2021-10-16 09:58:25,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:25,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:25,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:25,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:25,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 09:58:25,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2021-10-16 09:58:26,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:26,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2021-10-16 09:58:26,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:26,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-10-16 09:58:26,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:26,748 INFO L354 Elim1Store]: treesize reduction 40, result has 49.4 percent of original size [2021-10-16 09:58:26,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 56 [2021-10-16 09:58:26,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:26,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:26,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:26,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 37 [2021-10-16 09:58:27,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:27,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2021-10-16 09:58:27,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:27,287 INFO L354 Elim1Store]: treesize reduction 80, result has 19.2 percent of original size [2021-10-16 09:58:27,288 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 3 case distinctions, treesize of input 39 treesize of output 41 [2021-10-16 09:58:28,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:28,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:28,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:28,234 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 09:58:28,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 36 [2021-10-16 09:58:28,271 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 09:58:28,271 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 1 case distinctions, treesize of input 22 treesize of output 10 [2021-10-16 09:58:28,329 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2021-10-16 09:58:28,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [394372633] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:28,330 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:58:28,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 32] total 51 [2021-10-16 09:58:28,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260593407] [2021-10-16 09:58:28,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2021-10-16 09:58:28,331 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:28,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-10-16 09:58:28,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=2326, Unknown=0, NotChecked=0, Total=2550 [2021-10-16 09:58:28,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:28,333 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:28,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 7.980392156862745) internal successors, (407), 51 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) [2021-10-16 09:58:28,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:28,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:28,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:28,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:28,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:28,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:28,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:28,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:28,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-16 09:58:28,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:28,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:28,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:28,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:28,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:58:28,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:33,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:33,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:33,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:33,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:33,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:33,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:33,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:33,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:33,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-16 09:58:33,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:33,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:33,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:33,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:33,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:58:33,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-10-16 09:58:33,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:33,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-10-16 09:58:33,971 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:33,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:33,971 INFO L82 PathProgramCache]: Analyzing trace with hash 1281246079, now seen corresponding path program 1 times [2021-10-16 09:58:33,971 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:33,972 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912190400] [2021-10-16 09:58:33,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:33,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:34,275 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:34,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:34,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912190400] [2021-10-16 09:58:34,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912190400] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:34,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1418546826] [2021-10-16 09:58:34,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:34,276 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:34,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:34,278 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:34,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-10-16 09:58:35,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:35,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 22 conjunts are in the unsatisfiable core [2021-10-16 09:58:35,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:36,306 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:36,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1418546826] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:36,307 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:58:36,307 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 25 [2021-10-16 09:58:36,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420793055] [2021-10-16 09:58:36,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-10-16 09:58:36,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:36,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-10-16 09:58:36,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=432, Unknown=0, NotChecked=0, Total=600 [2021-10-16 09:58:36,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:36,308 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:36,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 11.72) internal successors, (293), 25 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:36,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:36,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:36,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:36,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:36,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:36,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:36,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:36,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:36,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-16 09:58:36,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:36,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:36,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:36,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:36,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:58:36,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-10-16 09:58:36,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:36,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:36,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:36,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-16 09:58:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:58:36,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-10-16 09:58:36,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:58:36,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:36,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-10-16 09:58:36,855 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:36,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:36,855 INFO L82 PathProgramCache]: Analyzing trace with hash -1756164313, now seen corresponding path program 2 times [2021-10-16 09:58:36,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:36,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366919260] [2021-10-16 09:58:36,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:36,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:37,166 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:37,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:37,166 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366919260] [2021-10-16 09:58:37,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366919260] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:37,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1164388811] [2021-10-16 09:58:37,167 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-16 09:58:37,167 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:37,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:37,169 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:37,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-10-16 09:58:38,584 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-16 09:58:38,584 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 09:58:38,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-16 09:58:38,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:39,237 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:39,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1164388811] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:39,238 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:58:39,238 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 27 [2021-10-16 09:58:39,238 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088609641] [2021-10-16 09:58:39,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-10-16 09:58:39,239 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:39,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-10-16 09:58:39,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702 [2021-10-16 09:58:39,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:39,240 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:39,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 11.148148148148149) internal successors, (301), 27 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:39,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:39,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:39,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:39,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:39,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:39,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:39,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:39,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:39,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-16 09:58:39,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:39,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:58:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-10-16 09:58:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:58:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:58:39,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-10-16 09:58:39,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:58:39,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:58:39,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:39,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:39,789 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:39,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:39,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1060483791, now seen corresponding path program 3 times [2021-10-16 09:58:39,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:39,790 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602194450] [2021-10-16 09:58:39,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:39,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:40,124 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:40,124 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:40,124 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602194450] [2021-10-16 09:58:40,124 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602194450] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:40,124 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1327262542] [2021-10-16 09:58:40,125 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-16 09:58:40,125 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:40,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:40,126 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:40,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-10-16 09:58:41,777 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-10-16 09:58:41,777 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 09:58:41,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 73 conjunts are in the unsatisfiable core [2021-10-16 09:58:41,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:41,828 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 6 treesize of output 5 [2021-10-16 09:58:41,872 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-10-16 09:58:41,873 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 [2021-10-16 09:58:41,954 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-10-16 09:58:41,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 22 treesize of output 33 [2021-10-16 09:58:42,011 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-10-16 09:58:42,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-10-16 09:58:42,227 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 13 treesize of output 9 [2021-10-16 09:58:42,294 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-10-16 09:58:42,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-10-16 09:58:42,921 INFO L354 Elim1Store]: treesize reduction 72, result has 20.9 percent of original size [2021-10-16 09:58:42,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 44 [2021-10-16 09:58:43,052 INFO L354 Elim1Store]: treesize reduction 72, result has 20.9 percent of original size [2021-10-16 09:58:43,053 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 3 case distinctions, treesize of input 38 treesize of output 40 [2021-10-16 09:58:43,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:43,349 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 09:58:43,364 INFO L354 Elim1Store]: treesize reduction 60, result has 24.1 percent of original size [2021-10-16 09:58:43,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 39 [2021-10-16 09:58:43,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:43,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:43,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 09:58:43,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 27 [2021-10-16 09:58:43,608 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 31 treesize of output 15 [2021-10-16 09:58:43,687 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-10-16 09:58:43,687 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 25 treesize of output 24 [2021-10-16 09:58:43,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 09:58:43,960 INFO L354 Elim1Store]: treesize reduction 69, result has 15.9 percent of original size [2021-10-16 09:58:43,960 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 3 case distinctions, treesize of input 34 treesize of output 30 [2021-10-16 09:58:43,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:43,986 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 25 treesize of output 24 [2021-10-16 09:58:44,009 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 19 treesize of output 7 [2021-10-16 09:58:44,264 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2021-10-16 09:58:44,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1327262542] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:58:44,265 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-16 09:58:44,265 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [27] total 51 [2021-10-16 09:58:44,265 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124825922] [2021-10-16 09:58:44,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-10-16 09:58:44,266 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:44,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-10-16 09:58:44,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=269, Invalid=2281, Unknown=0, NotChecked=0, Total=2550 [2021-10-16 09:58:44,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:44,268 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:44,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 7.3076923076923075) internal successors, (190), 26 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:44,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:44,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:44,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:44,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:44,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:44,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:44,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:44,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:44,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-16 09:58:44,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:44,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:44,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:44,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:44,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:58:44,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-10-16 09:58:44,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:58:44,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:58:44,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:47,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:47,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:47,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:47,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:47,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:47,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:47,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:47,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:47,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:58:47,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:47,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:47,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:47,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:47,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:58:47,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:58:47,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:58:47,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:58:47,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:47,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:47,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-10-16 09:58:47,867 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:47,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:47,867 INFO L82 PathProgramCache]: Analyzing trace with hash -691281435, now seen corresponding path program 1 times [2021-10-16 09:58:47,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:47,868 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903449282] [2021-10-16 09:58:47,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:47,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:48,209 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:48,209 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:48,210 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903449282] [2021-10-16 09:58:48,210 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903449282] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:48,210 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [474883564] [2021-10-16 09:58:48,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:48,210 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:48,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:48,212 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:48,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-10-16 09:58:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:49,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 26 conjunts are in the unsatisfiable core [2021-10-16 09:58:49,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:50,326 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:50,327 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [474883564] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:50,327 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:58:50,327 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 29 [2021-10-16 09:58:50,327 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734683024] [2021-10-16 09:58:50,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-10-16 09:58:50,328 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:50,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-10-16 09:58:50,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=588, Unknown=0, NotChecked=0, Total=812 [2021-10-16 09:58:50,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:50,330 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:50,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 10.793103448275861) internal successors, (313), 29 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:50,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:50,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:50,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:50,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:50,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:50,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:50,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:50,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:50,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:58:50,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:50,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:50,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:50,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:50,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:58:50,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:58:50,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:58:50,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:58:50,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:50,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:50,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:50,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:50,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:50,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:50,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:50,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:50,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:50,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:50,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:58:50,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:50,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:50,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:50,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:50,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:58:50,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:58:50,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:58:50,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:58:50,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:50,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:58:50,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:50,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:50,901 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:50,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:50,902 INFO L82 PathProgramCache]: Analyzing trace with hash 490243725, now seen corresponding path program 2 times [2021-10-16 09:58:50,902 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:50,902 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537662188] [2021-10-16 09:58:50,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:50,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:51,299 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:51,300 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:51,300 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537662188] [2021-10-16 09:58:51,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537662188] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:51,300 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [126037758] [2021-10-16 09:58:51,300 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-16 09:58:51,300 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:51,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:51,301 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:51,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-16 09:58:52,986 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-16 09:58:52,986 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 09:58:52,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 28 conjunts are in the unsatisfiable core [2021-10-16 09:58:52,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:53,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [126037758] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:53,605 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:58:53,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 31 [2021-10-16 09:58:53,606 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486980875] [2021-10-16 09:58:53,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-10-16 09:58:53,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:53,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-10-16 09:58:53,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=675, Unknown=0, NotChecked=0, Total=930 [2021-10-16 09:58:53,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:53,608 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:53,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 10.35483870967742) internal successors, (321), 31 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:58:53,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:53,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:53,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:53,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:53,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:53,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:53,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:53,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:53,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:58:53,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:53,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:53,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:53,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:53,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:58:53,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:58:53,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:58:53,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:58:53,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:53,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:58:53,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:54,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:54,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:54,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:58:54,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:54,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:58:54,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:58:54,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:54,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:58:54,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:58:54,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:54,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:58:54,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:58:54,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:54,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:58:54,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:58:54,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:58:54,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:58:54,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:58:54,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:58:54,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:58:54,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:54,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-10-16 09:58:54,271 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:58:54,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:54,271 INFO L82 PathProgramCache]: Analyzing trace with hash 1537868597, now seen corresponding path program 3 times [2021-10-16 09:58:54,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:54,272 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372290731] [2021-10-16 09:58:54,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:54,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:54,659 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 0 proven. 742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:58:54,660 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:54,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372290731] [2021-10-16 09:58:54,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372290731] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:58:54,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370676872] [2021-10-16 09:58:54,660 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-16 09:58:54,660 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:58:54,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:58:54,661 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:58:54,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-10-16 09:58:56,567 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-10-16 09:58:56,567 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 09:58:56,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 86 conjunts are in the unsatisfiable core [2021-10-16 09:58:56,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:58:56,606 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 6 treesize of output 5 [2021-10-16 09:58:56,643 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-10-16 09:58:56,643 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 [2021-10-16 09:58:56,750 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-10-16 09:58:56,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 22 treesize of output 33 [2021-10-16 09:58:56,814 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-10-16 09:58:56,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-10-16 09:58:57,044 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 13 treesize of output 9 [2021-10-16 09:58:57,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:57,118 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 23 treesize of output 22 [2021-10-16 09:58:57,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:57,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:57,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:57,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-10-16 09:58:57,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:57,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:57,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:57,913 INFO L354 Elim1Store]: treesize reduction 90, result has 23.7 percent of original size [2021-10-16 09:58:57,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 56 [2021-10-16 09:58:58,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:58,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:58,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:58,123 INFO L354 Elim1Store]: treesize reduction 90, result has 23.7 percent of original size [2021-10-16 09:58:58,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 52 [2021-10-16 09:58:58,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:58,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:58,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 09:58:58,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:58,534 INFO L354 Elim1Store]: treesize reduction 90, result has 23.7 percent of original size [2021-10-16 09:58:58,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 51 [2021-10-16 09:58:58,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:58,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:58,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:58,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:58,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 09:58:58,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2021-10-16 09:58:58,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:58,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 27 [2021-10-16 09:58:58,979 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 21 treesize of output 20 [2021-10-16 09:58:59,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:59,472 INFO L354 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2021-10-16 09:58:59,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 48 [2021-10-16 09:58:59,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:59,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:59,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:59,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 43 [2021-10-16 09:58:59,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:58:59,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 28 [2021-10-16 09:59:00,037 INFO L354 Elim1Store]: treesize reduction 41, result has 18.0 percent of original size [2021-10-16 09:59:00,037 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 30 treesize of output 29 [2021-10-16 09:59:00,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:00,809 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 25 treesize of output 24 [2021-10-16 09:59:00,827 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 [2021-10-16 09:59:00,871 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2021-10-16 09:59:00,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370676872] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:59:00,871 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:59:00,871 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 60 [2021-10-16 09:59:00,872 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650437358] [2021-10-16 09:59:00,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2021-10-16 09:59:00,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:59:00,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-10-16 09:59:00,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=391, Invalid=3149, Unknown=0, NotChecked=0, Total=3540 [2021-10-16 09:59:00,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:00,874 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:59:00,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 7.583333333333333) internal successors, (455), 60 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:59:00,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:00,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:00,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:00,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:00,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:00,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:00,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:00,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:00,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:00,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:00,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:00,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:00,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:00,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:00,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:00,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:00,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:00,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:00,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:00,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:00,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:07,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:07,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:07,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:07,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:07,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:07,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:07,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:07,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-10-16 09:59:07,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-10-16 09:59:07,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-10-16 09:59:07,537 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:59:07,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:59:07,538 INFO L82 PathProgramCache]: Analyzing trace with hash 441757954, now seen corresponding path program 1 times [2021-10-16 09:59:07,538 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:59:07,538 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968275967] [2021-10-16 09:59:07,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:59:07,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:59:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:59:08,072 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:59:08,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:59:08,072 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968275967] [2021-10-16 09:59:08,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968275967] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:59:08,073 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [670439969] [2021-10-16 09:59:08,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:59:08,073 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:59:08,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:59:08,079 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:59:08,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-10-16 09:59:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:59:10,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 32 conjunts are in the unsatisfiable core [2021-10-16 09:59:10,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:59:10,832 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:59:10,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [670439969] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:59:10,832 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:59:10,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 35 [2021-10-16 09:59:10,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249732347] [2021-10-16 09:59:10,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-10-16 09:59:10,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:59:10,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-10-16 09:59:10,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=323, Invalid=867, Unknown=0, NotChecked=0, Total=1190 [2021-10-16 09:59:10,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:10,834 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:59:10,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 9.742857142857142) internal successors, (341), 35 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:59:10,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:10,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:10,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:10,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:10,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:10,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:10,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:10,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:10,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:10,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:10,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:10,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:10,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:10,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:10,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:10,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:10,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:10,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:10,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:10,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:10,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-10-16 09:59:10,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:11,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:11,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:11,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:11,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:11,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:11,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:11,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:11,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:11,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:11,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:11,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:11,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:11,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:11,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:11,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:11,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:11,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:11,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:11,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:11,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:11,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-10-16 09:59:11,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-16 09:59:11,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-10-16 09:59:11,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:59:11,531 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:59:11,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:59:11,531 INFO L82 PathProgramCache]: Analyzing trace with hash 294734250, now seen corresponding path program 2 times [2021-10-16 09:59:11,531 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:59:11,532 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947920857] [2021-10-16 09:59:11,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:59:11,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:59:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:59:12,029 INFO L134 CoverageAnalysis]: Checked inductivity of 976 backedges. 0 proven. 976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:59:12,029 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:59:12,029 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947920857] [2021-10-16 09:59:12,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947920857] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:59:12,029 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917874536] [2021-10-16 09:59:12,030 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-16 09:59:12,030 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:59:12,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:59:12,031 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:59:12,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-10-16 09:59:14,193 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-16 09:59:14,193 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 09:59:14,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 34 conjunts are in the unsatisfiable core [2021-10-16 09:59:14,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:59:14,914 INFO L134 CoverageAnalysis]: Checked inductivity of 976 backedges. 0 proven. 976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:59:14,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1917874536] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:59:14,915 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:59:14,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 37 [2021-10-16 09:59:14,915 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854634637] [2021-10-16 09:59:14,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-10-16 09:59:14,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:59:14,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-10-16 09:59:14,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=360, Invalid=972, Unknown=0, NotChecked=0, Total=1332 [2021-10-16 09:59:14,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:14,917 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:59:14,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 9.432432432432432) internal successors, (349), 37 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:59:14,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:14,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:14,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:14,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:14,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:14,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:14,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:14,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:14,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:14,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:14,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:14,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:14,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:14,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-10-16 09:59:14,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-16 09:59:14,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:15,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:15,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:15,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:15,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:15,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:15,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:15,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:15,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:15,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:15,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:15,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:15,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:15,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:15,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:15,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:15,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:15,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:15,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:15,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:15,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:15,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-10-16 09:59:15,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-16 09:59:15,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-10-16 09:59:15,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-10-16 09:59:15,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-10-16 09:59:15,723 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:59:15,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:59:15,723 INFO L82 PathProgramCache]: Analyzing trace with hash -73483694, now seen corresponding path program 3 times [2021-10-16 09:59:15,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:59:15,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278574112] [2021-10-16 09:59:15,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:59:15,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:59:15,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:59:16,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1105 backedges. 0 proven. 1105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:59:16,280 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:59:16,280 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278574112] [2021-10-16 09:59:16,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278574112] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:59:16,281 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1043481759] [2021-10-16 09:59:16,281 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-16 09:59:16,281 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:59:16,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:59:16,283 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:59:16,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-10-16 09:59:18,833 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-10-16 09:59:18,833 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 09:59:18,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 114 conjunts are in the unsatisfiable core [2021-10-16 09:59:18,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:59:18,875 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 6 treesize of output 5 [2021-10-16 09:59:18,926 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-10-16 09:59:18,926 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 [2021-10-16 09:59:19,021 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-10-16 09:59:19,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 22 treesize of output 33 [2021-10-16 09:59:19,087 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-10-16 09:59:19,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-10-16 09:59:19,418 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 13 treesize of output 9 [2021-10-16 09:59:19,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:19,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-16 09:59:20,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:20,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:20,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:20,449 INFO L354 Elim1Store]: treesize reduction 90, result has 23.7 percent of original size [2021-10-16 09:59:20,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 56 [2021-10-16 09:59:20,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:20,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:20,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:20,660 INFO L354 Elim1Store]: treesize reduction 90, result has 23.7 percent of original size [2021-10-16 09:59:20,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 52 [2021-10-16 09:59:21,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:21,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:21,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 09:59:21,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:21,282 INFO L354 Elim1Store]: treesize reduction 66, result has 29.8 percent of original size [2021-10-16 09:59:21,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 51 [2021-10-16 09:59:21,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:21,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:21,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:21,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:21,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 09:59:21,481 INFO L354 Elim1Store]: treesize reduction 53, result has 11.7 percent of original size [2021-10-16 09:59:21,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 66 treesize of output 56 [2021-10-16 09:59:21,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:21,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:21,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:21,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 37 [2021-10-16 09:59:22,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:22,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:22,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:22,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 39 [2021-10-16 09:59:23,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:23,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:23,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 09:59:23,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:23,108 INFO L354 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2021-10-16 09:59:23,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 56 [2021-10-16 09:59:23,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:23,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:23,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:23,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:23,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:23,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:23,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2021-10-16 09:59:23,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:23,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:23,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:23,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2021-10-16 09:59:23,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:23,695 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-10-16 09:59:23,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 45 [2021-10-16 09:59:26,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:26,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:26,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:26,535 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-16 09:59:26,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 58 [2021-10-16 09:59:26,721 INFO L354 Elim1Store]: treesize reduction 59, result has 4.8 percent of original size [2021-10-16 09:59:26,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 49 treesize of output 45 [2021-10-16 09:59:27,085 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-10-16 09:59:27,085 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 14 [2021-10-16 09:59:27,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1105 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 1040 trivial. 0 not checked. [2021-10-16 09:59:27,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1043481759] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:59:27,137 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:59:27,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 45] total 80 [2021-10-16 09:59:27,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311430971] [2021-10-16 09:59:27,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2021-10-16 09:59:27,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:59:27,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2021-10-16 09:59:27,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=504, Invalid=5816, Unknown=0, NotChecked=0, Total=6320 [2021-10-16 09:59:27,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:27,141 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:59:27,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 80 states, 80 states have (on average 6.175) internal successors, (494), 80 states have internal predecessors, (494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:59:27,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:27,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:27,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:27,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:27,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:27,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:27,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:27,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:27,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:27,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:27,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:27,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:27,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-10-16 09:59:27,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-16 09:59:27,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-10-16 09:59:27,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:36,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:36,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:36,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:36,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:36,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:36,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:36,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-16 09:59:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-10-16 09:59:36,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-16 09:59:36,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-10-16 09:59:36,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-10-16 09:59:36,842 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:59:36,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:59:36,843 INFO L82 PathProgramCache]: Analyzing trace with hash 1626991164, now seen corresponding path program 1 times [2021-10-16 09:59:36,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:59:36,843 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300405789] [2021-10-16 09:59:36,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:59:36,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:59:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:59:37,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1268 backedges. 0 proven. 1242 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-16 09:59:37,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:59:37,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300405789] [2021-10-16 09:59:37,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300405789] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:59:37,587 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [292201935] [2021-10-16 09:59:37,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:59:37,587 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:59:37,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:59:37,589 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:59:37,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-10-16 09:59:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:59:40,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 38 conjunts are in the unsatisfiable core [2021-10-16 09:59:40,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:59:41,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1268 backedges. 0 proven. 1242 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-16 09:59:41,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [292201935] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:59:41,257 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 09:59:41,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 41 [2021-10-16 09:59:41,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923316913] [2021-10-16 09:59:41,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-10-16 09:59:41,259 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:59:41,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-10-16 09:59:41,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=440, Invalid=1200, Unknown=0, NotChecked=0, Total=1640 [2021-10-16 09:59:41,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:41,260 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:59:41,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 9.195121951219512) internal successors, (377), 41 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:59:41,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:41,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:41,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:41,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:41,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:41,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:41,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:41,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:41,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:41,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:41,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:41,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:41,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:41,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:41,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:41,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:41,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:41,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:41,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:41,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:41,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-10-16 09:59:41,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-16 09:59:41,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-10-16 09:59:41,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-10-16 09:59:41,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:41,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:41,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:41,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:41,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:41,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:41,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:41,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:41,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-10-16 09:59:41,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-16 09:59:41,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-10-16 09:59:41,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-16 09:59:41,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-10-16 09:59:42,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-10-16 09:59:42,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:59:42,182 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:59:42,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:59:42,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1431054620, now seen corresponding path program 2 times [2021-10-16 09:59:42,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:59:42,182 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124912216] [2021-10-16 09:59:42,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:59:42,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:59:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:59:42,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1413 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 1387 trivial. 0 not checked. [2021-10-16 09:59:42,317 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:59:42,317 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124912216] [2021-10-16 09:59:42,317 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124912216] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:59:42,318 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:59:42,318 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-16 09:59:42,318 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317429177] [2021-10-16 09:59:42,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 09:59:42,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:59:42,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 09:59:42,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 09:59:42,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:42,320 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:59:42,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 75.66666666666667) internal successors, (227), 3 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:59:42,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:42,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:42,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:42,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:42,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:42,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:42,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:42,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:42,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:42,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:42,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:42,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:42,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:42,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:42,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:42,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:42,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:42,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:42,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:42,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:42,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-10-16 09:59:42,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-16 09:59:42,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-10-16 09:59:42,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-10-16 09:59:42,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-10-16 09:59:42,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:42,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:42,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:42,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:42,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:42,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:42,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:42,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:42,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:42,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:42,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:42,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:42,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:42,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:42,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:42,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:42,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:42,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:42,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:42,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:42,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:42,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-10-16 09:59:42,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-16 09:59:42,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-10-16 09:59:42,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-16 09:59:42,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-10-16 09:59:42,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:42,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-10-16 09:59:42,508 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:59:42,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:59:42,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1873720550, now seen corresponding path program 1 times [2021-10-16 09:59:42,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:59:42,509 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917784839] [2021-10-16 09:59:42,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:59:42,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:59:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:59:42,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1391 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1387 trivial. 0 not checked. [2021-10-16 09:59:42,618 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:59:42,618 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917784839] [2021-10-16 09:59:42,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917784839] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:59:42,618 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:59:42,618 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-16 09:59:42,619 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519325233] [2021-10-16 09:59:42,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 09:59:42,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:59:42,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 09:59:42,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 09:59:42,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:42,620 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:59:42,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:59:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:42,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:42,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:42,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:42,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:42,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:42,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:42,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:42,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:42,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:42,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:42,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:42,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:42,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-10-16 09:59:42,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-16 09:59:42,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-10-16 09:59:42,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-10-16 09:59:42,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-10-16 09:59:42,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:42,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:59:44,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:44,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:44,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 09:59:44,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:44,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 09:59:44,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:59:44,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:59:44,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 09:59:44,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-10-16 09:59:44,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:59:44,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 09:59:44,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:44,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:44,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 09:59:44,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-10-16 09:59:44,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 09:59:44,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-16 09:59:44,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 09:59:44,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-10-16 09:59:44,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-16 09:59:44,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-10-16 09:59:44,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-16 09:59:44,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-10-16 09:59:44,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-10-16 09:59:44,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-10-16 09:59:44,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:44,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 09:59:44,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-10-16 09:59:44,140 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 09:59:44,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:59:44,140 INFO L82 PathProgramCache]: Analyzing trace with hash 447713448, now seen corresponding path program 1 times [2021-10-16 09:59:44,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:59:44,141 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650217167] [2021-10-16 09:59:44,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:59:44,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:59:44,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:59:53,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 1088 proven. 277 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 09:59:53,105 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:59:53,105 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650217167] [2021-10-16 09:59:53,105 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650217167] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 09:59:53,106 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469849348] [2021-10-16 09:59:53,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:59:53,106 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 09:59:53,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:59:53,107 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 09:59:53,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-10-16 09:59:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:59:56,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 92 conjunts are in the unsatisfiable core [2021-10-16 09:59:56,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 09:59:56,064 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 6 treesize of output 5 [2021-10-16 09:59:56,088 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-10-16 09:59:56,088 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 [2021-10-16 09:59:56,222 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-10-16 09:59:56,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 22 treesize of output 33 [2021-10-16 09:59:56,339 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-10-16 09:59:56,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-10-16 09:59:56,783 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 13 treesize of output 9 [2021-10-16 09:59:56,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:56,968 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 23 treesize of output 22 [2021-10-16 09:59:57,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:57,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:57,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:57,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-10-16 09:59:58,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:58,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:58,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:58,512 INFO L354 Elim1Store]: treesize reduction 90, result has 23.7 percent of original size [2021-10-16 09:59:58,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 56 [2021-10-16 09:59:58,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:58,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:58,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:58,786 INFO L354 Elim1Store]: treesize reduction 90, result has 23.7 percent of original size [2021-10-16 09:59:58,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 52 [2021-10-16 09:59:59,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:59,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:59,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 09:59:59,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:59,518 INFO L354 Elim1Store]: treesize reduction 90, result has 23.7 percent of original size [2021-10-16 09:59:59,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 51 [2021-10-16 09:59:59,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:59,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:59,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:59,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 09:59:59,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 09:59:59,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2021-10-16 10:00:00,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:00,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 30 [2021-10-16 10:00:00,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:00,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-10-16 10:00:01,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:01,204 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 10:00:01,222 INFO L354 Elim1Store]: treesize reduction 60, result has 24.1 percent of original size [2021-10-16 10:00:01,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 39 [2021-10-16 10:00:01,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:01,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:01,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:01,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36 [2021-10-16 10:00:01,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:01,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 30 [2021-10-16 10:00:01,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:02,000 INFO L354 Elim1Store]: treesize reduction 80, result has 19.2 percent of original size [2021-10-16 10:00:02,000 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 3 case distinctions, treesize of input 39 treesize of output 41 [2021-10-16 10:00:03,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:03,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:03,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:03,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36 [2021-10-16 10:00:04,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:04,052 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 10:00:04,052 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 1 case distinctions, treesize of input 34 treesize of output 27 [2021-10-16 10:00:04,553 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-10-16 10:00:04,553 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 34 treesize of output 27 [2021-10-16 10:00:04,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:04,592 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 25 treesize of output 24 [2021-10-16 10:00:04,614 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 [2021-10-16 10:00:04,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 50 proven. 142 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2021-10-16 10:00:04,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469849348] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 10:00:04,761 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 10:00:04,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [95, 38] total 130 [2021-10-16 10:00:04,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481617152] [2021-10-16 10:00:04,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 130 states [2021-10-16 10:00:04,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 10:00:04,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 130 interpolants. [2021-10-16 10:00:04,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=931, Invalid=15839, Unknown=0, NotChecked=0, Total=16770 [2021-10-16 10:00:04,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 10:00:04,771 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 10:00:04,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 130 states, 130 states have (on average 4.869230769230769) internal successors, (633), 130 states have internal predecessors, (633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 10:00:04,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 10:00:04,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:04,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 10:00:04,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:04,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 10:00:04,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-10-16 10:00:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-16 10:00:04,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-10-16 10:00:04,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-10-16 10:00:04,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-10-16 10:00:04,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:04,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:04,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 10:00:23,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 10:00:23,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:23,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 10:00:23,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:23,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 10:00:23,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 10:00:23,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 10:00:23,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 10:00:23,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-10-16 10:00:23,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 10:00:23,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 10:00:23,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:23,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 10:00:23,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 10:00:23,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-10-16 10:00:23,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 10:00:23,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-16 10:00:23,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 10:00:23,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-10-16 10:00:23,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-16 10:00:23,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-10-16 10:00:23,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-16 10:00:23,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-10-16 10:00:23,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-10-16 10:00:23,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-10-16 10:00:23,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:23,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:23,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-10-16 10:00:23,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-10-16 10:00:23,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-10-16 10:00:23,874 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 10:00:23,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 10:00:23,874 INFO L82 PathProgramCache]: Analyzing trace with hash 123264837, now seen corresponding path program 1 times [2021-10-16 10:00:23,874 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 10:00:23,875 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647319116] [2021-10-16 10:00:23,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 10:00:23,875 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 10:00:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 10:00:26,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1383 backedges. 5 proven. 200 refuted. 0 times theorem prover too weak. 1178 trivial. 0 not checked. [2021-10-16 10:00:26,698 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 10:00:26,698 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647319116] [2021-10-16 10:00:26,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647319116] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 10:00:26,698 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [427608126] [2021-10-16 10:00:26,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 10:00:26,698 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 10:00:26,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 10:00:26,699 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 10:00:26,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-10-16 10:00:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 10:00:30,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 113 conjunts are in the unsatisfiable core [2021-10-16 10:00:30,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 10:00:30,090 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 6 treesize of output 5 [2021-10-16 10:00:30,114 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-10-16 10:00:30,115 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 [2021-10-16 10:00:30,209 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-10-16 10:00:30,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 22 treesize of output 33 [2021-10-16 10:00:30,287 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-10-16 10:00:30,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-10-16 10:00:30,556 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 13 treesize of output 9 [2021-10-16 10:00:30,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:30,649 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 23 treesize of output 22 [2021-10-16 10:00:30,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:30,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:30,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:30,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-10-16 10:00:31,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:31,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:31,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:31,734 INFO L354 Elim1Store]: treesize reduction 90, result has 23.7 percent of original size [2021-10-16 10:00:31,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 56 [2021-10-16 10:00:31,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:31,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:31,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:31,941 INFO L354 Elim1Store]: treesize reduction 90, result has 23.7 percent of original size [2021-10-16 10:00:31,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 52 [2021-10-16 10:00:32,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:32,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:32,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 10:00:32,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:32,454 INFO L354 Elim1Store]: treesize reduction 90, result has 23.7 percent of original size [2021-10-16 10:00:32,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 51 [2021-10-16 10:00:32,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:32,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:32,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:32,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:32,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 10:00:32,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2021-10-16 10:00:32,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2021-10-16 10:00:33,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:33,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-10-16 10:00:34,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:34,419 INFO L354 Elim1Store]: treesize reduction 54, result has 23.9 percent of original size [2021-10-16 10:00:34,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 37 [2021-10-16 10:00:34,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:34,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:34,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:34,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-10-16 10:00:34,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2021-10-16 10:00:35,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:35,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-10-16 10:00:42,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:42,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:42,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:42,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-10-16 10:00:42,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2021-10-16 10:00:43,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 10:00:43,448 INFO L354 Elim1Store]: treesize reduction 54, result has 23.9 percent of original size [2021-10-16 10:00:43,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 37 [2021-10-16 10:00:43,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:43,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:43,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-10-16 10:00:43,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-16 10:00:43,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2021-10-16 10:00:43,817 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-10-16 10:00:43,817 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 28 treesize of output 27 [2021-10-16 10:00:44,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 10:00:44,040 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 23 treesize of output 22 [2021-10-16 10:00:44,057 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 [2021-10-16 10:00:44,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1383 backedges. 5 proven. 200 refuted. 0 times theorem prover too weak. 1178 trivial. 0 not checked. [2021-10-16 10:00:44,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [427608126] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 10:00:44,116 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 10:00:44,116 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 44] total 79 [2021-10-16 10:00:44,116 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890185089] [2021-10-16 10:00:44,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2021-10-16 10:00:44,117 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 10:00:44,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-10-16 10:00:44,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=491, Invalid=5671, Unknown=0, NotChecked=0, Total=6162 [2021-10-16 10:00:44,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 10:00:44,119 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 10:00:44,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 5.2784810126582276) internal successors, (417), 79 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 10:00:44,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 10:00:44,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:44,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 10:00:44,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:44,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 10:00:44,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 10:00:44,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 10:00:44,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-16 10:00:44,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-10-16 10:00:44,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 10:00:44,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-16 10:00:44,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:44,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-10-16 10:00:44,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 10:00:50,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 10:00:50,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-10-16 10:00:50,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-10-16 10:00:50,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-10-16 10:00:50,363 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 10:00:50,363 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 10:00:50,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 10:00:50,364 INFO L82 PathProgramCache]: Analyzing trace with hash 1107510378, now seen corresponding path program 1 times [2021-10-16 10:00:50,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 10:00:50,364 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472380321] [2021-10-16 10:00:50,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 10:00:50,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 10:00:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 10:00:50,553 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-16 10:00:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 10:00:51,085 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-16 10:00:51,085 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-16 10:00:51,086 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 10:00:51,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-10-16 10:00:51,088 INFO L308 ceAbstractionStarter]: Result for error location t2Thread1of1ForFork1 was UNSAFE (3/3) [2021-10-16 10:00:51,092 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-16 10:00:51,092 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 10:00:51,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 10:00:51 BasicIcfg [2021-10-16 10:00:51,583 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 10:00:51,583 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 10:00:51,584 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 10:00:51,584 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 10:00:51,584 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 09:57:47" (3/4) ... [2021-10-16 10:00:51,586 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-16 10:00:52,042 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/witness.graphml [2021-10-16 10:00:52,042 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 10:00:52,043 INFO L168 Benchmark]: Toolchain (without parser) took 186253.51 ms. Allocated memory was 86.0 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 49.3 MB in the beginning and 260.0 MB in the end (delta: -210.7 MB). Peak memory consumption was 876.6 MB. Max. memory is 16.1 GB. [2021-10-16 10:00:52,044 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 86.0 MB. Free memory is still 67.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 10:00:52,044 INFO L168 Benchmark]: CACSL2BoogieTranslator took 679.81 ms. Allocated memory is still 86.0 MB. Free memory was 49.1 MB in the beginning and 44.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 10:00:52,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.55 ms. Allocated memory is still 86.0 MB. Free memory was 44.6 MB in the beginning and 41.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 10:00:52,045 INFO L168 Benchmark]: Boogie Preprocessor took 94.57 ms. Allocated memory is still 86.0 MB. Free memory was 41.6 MB in the beginning and 39.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 10:00:52,045 INFO L168 Benchmark]: RCFGBuilder took 723.40 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 39.2 MB in the beginning and 67.4 MB in the end (delta: -28.2 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. [2021-10-16 10:00:52,046 INFO L168 Benchmark]: TraceAbstraction took 184197.11 ms. Allocated memory was 104.9 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 66.9 MB in the beginning and 473.9 MB in the end (delta: -407.0 MB). Peak memory consumption was 1.0 GB. Max. memory is 16.1 GB. [2021-10-16 10:00:52,046 INFO L168 Benchmark]: Witness Printer took 459.24 ms. Allocated memory is still 1.2 GB. Free memory was 473.9 MB in the beginning and 260.0 MB in the end (delta: 213.9 MB). Peak memory consumption was 213.9 MB. Max. memory is 16.1 GB. [2021-10-16 10:00:52,049 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 86.0 MB. Free memory is still 67.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 679.81 ms. Allocated memory is still 86.0 MB. Free memory was 49.1 MB in the beginning and 44.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 91.55 ms. Allocated memory is still 86.0 MB. Free memory was 44.6 MB in the beginning and 41.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 94.57 ms. Allocated memory is still 86.0 MB. Free memory was 41.6 MB in the beginning and 39.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 723.40 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 39.2 MB in the beginning and 67.4 MB in the end (delta: -28.2 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 184197.11 ms. Allocated memory was 104.9 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 66.9 MB in the beginning and 473.9 MB in the end (delta: -407.0 MB). Peak memory consumption was 1.0 GB. Max. memory is 16.1 GB. * Witness Printer took 459.24 ms. Allocated memory is still 1.2 GB. Free memory was 473.9 MB in the beginning and 260.0 MB in the end (delta: 213.9 MB). Peak memory consumption was 213.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14201, positive: 13912, positive conditional: 3069, positive unconditional: 10843, negative: 289, negative conditional: 223, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13997, positive: 13912, positive conditional: 3069, positive unconditional: 10843, negative: 85, negative conditional: 19, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 13997, positive: 13912, positive conditional: 3069, positive unconditional: 10843, negative: 85, negative conditional: 19, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14117, positive: 13912, positive conditional: 3009, positive unconditional: 10903, negative: 205, negative conditional: 120, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 14117, positive: 13912, positive conditional: 433, positive unconditional: 13479, negative: 205, negative conditional: 27, negative unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14117, positive: 13912, positive conditional: 433, positive unconditional: 13479, negative: 205, negative conditional: 27, negative unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10275, positive: 10198, positive conditional: 31, positive unconditional: 10167, negative: 77, negative conditional: 11, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10275, positive: 10179, positive conditional: 0, positive unconditional: 10179, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 19, positive conditional: 16, positive unconditional: 3, negative: 77, negative conditional: 11, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 262, positive: 76, positive conditional: 36, positive unconditional: 39, negative: 186, negative conditional: 46, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14117, positive: 3714, positive conditional: 402, positive unconditional: 3312, negative: 128, negative conditional: 16, negative unconditional: 112, unknown: 10275, unknown conditional: 42, unknown unconditional: 10233] , Statistics on independence cache: Total cache size (in pairs): 10275, Positive cache size: 10198, Positive conditional cache size: 31, Positive unconditional cache size: 10167, Negative cache size: 77, Negative conditional cache size: 11, Negative unconditional cache size: 66, Eliminated conditions: 2669, Maximal queried relation: 6, Independence queries for same thread: 204 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 419, Number of persistent set computation: 829, Number of trivial persistent sets: 552, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10909, positive: 10843, positive conditional: 0, positive unconditional: 10843, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14201, positive: 13912, positive conditional: 3069, positive unconditional: 10843, negative: 289, negative conditional: 223, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13997, positive: 13912, positive conditional: 3069, positive unconditional: 10843, negative: 85, negative conditional: 19, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 13997, positive: 13912, positive conditional: 3069, positive unconditional: 10843, negative: 85, negative conditional: 19, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14117, positive: 13912, positive conditional: 3009, positive unconditional: 10903, negative: 205, negative conditional: 120, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 14117, positive: 13912, positive conditional: 433, positive unconditional: 13479, negative: 205, negative conditional: 27, negative unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14117, positive: 13912, positive conditional: 433, positive unconditional: 13479, negative: 205, negative conditional: 27, negative unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10275, positive: 10198, positive conditional: 31, positive unconditional: 10167, negative: 77, negative conditional: 11, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10275, positive: 10179, positive conditional: 0, positive unconditional: 10179, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 19, positive conditional: 16, positive unconditional: 3, negative: 77, negative conditional: 11, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 262, positive: 76, positive conditional: 36, positive unconditional: 39, negative: 186, negative conditional: 46, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14117, positive: 3714, positive conditional: 402, positive unconditional: 3312, negative: 128, negative conditional: 16, negative unconditional: 112, unknown: 10275, unknown conditional: 42, unknown unconditional: 10233] , Statistics on independence cache: Total cache size (in pairs): 10275, Positive cache size: 10198, Positive conditional cache size: 31, Positive unconditional cache size: 10167, Negative cache size: 77, Negative conditional cache size: 11, Negative unconditional cache size: 66, Eliminated conditions: 2669, Maximal queried relation: 6, Independence queries for same thread: 204 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7496, positive: 7371, positive conditional: 179, positive unconditional: 7192, negative: 125, negative conditional: 54, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7479, positive: 7371, positive conditional: 179, positive unconditional: 7192, negative: 108, negative conditional: 37, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7479, positive: 7371, positive conditional: 179, positive unconditional: 7192, negative: 108, negative conditional: 37, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7479, positive: 7371, positive conditional: 0, positive unconditional: 7371, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7479, positive: 7371, positive conditional: 0, positive unconditional: 7371, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7479, positive: 7371, positive conditional: 0, positive unconditional: 7371, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7130, positive: 7059, positive conditional: 0, positive unconditional: 7059, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7130, positive: 7056, positive conditional: 0, positive unconditional: 7056, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 74, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 52, positive conditional: 0, positive unconditional: 52, negative: 147, negative conditional: 0, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7479, positive: 312, positive conditional: 0, positive unconditional: 312, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 7130, unknown conditional: 0, unknown unconditional: 7130] , Statistics on independence cache: Total cache size (in pairs): 7130, Positive cache size: 7059, Positive conditional cache size: 0, Positive unconditional cache size: 7059, Negative cache size: 71, Negative conditional cache size: 0, Negative unconditional cache size: 71, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 17 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 256, Number of persistent set computation: 184, Number of trivial persistent sets: 156, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7263, positive: 7192, positive conditional: 0, positive unconditional: 7192, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7496, positive: 7371, positive conditional: 179, positive unconditional: 7192, negative: 125, negative conditional: 54, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7479, positive: 7371, positive conditional: 179, positive unconditional: 7192, negative: 108, negative conditional: 37, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7479, positive: 7371, positive conditional: 179, positive unconditional: 7192, negative: 108, negative conditional: 37, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7479, positive: 7371, positive conditional: 0, positive unconditional: 7371, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7479, positive: 7371, positive conditional: 0, positive unconditional: 7371, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7479, positive: 7371, positive conditional: 0, positive unconditional: 7371, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7130, positive: 7059, positive conditional: 0, positive unconditional: 7059, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7130, positive: 7056, positive conditional: 0, positive unconditional: 7056, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 74, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 199, positive: 52, positive conditional: 0, positive unconditional: 52, negative: 147, negative conditional: 0, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7479, positive: 312, positive conditional: 0, positive unconditional: 312, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 7130, unknown conditional: 0, unknown unconditional: 7130] , Statistics on independence cache: Total cache size (in pairs): 7130, Positive cache size: 7059, Positive conditional cache size: 0, Positive unconditional cache size: 7059, Negative cache size: 71, Negative conditional cache size: 0, Negative unconditional cache size: 71, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 17 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27373, positive: 25554, positive conditional: 11276, positive unconditional: 14278, negative: 1819, negative conditional: 1754, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25656, positive: 25554, positive conditional: 11276, positive unconditional: 14278, negative: 102, negative conditional: 37, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 25656, positive: 25554, positive conditional: 11276, positive unconditional: 14278, negative: 102, negative conditional: 37, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26131, positive: 25554, positive conditional: 11131, positive unconditional: 14423, negative: 577, negative conditional: 475, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 26131, positive: 25554, positive conditional: 4662, positive unconditional: 20892, negative: 577, negative conditional: 149, negative unconditional: 428, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26131, positive: 25554, positive conditional: 4662, positive unconditional: 20892, negative: 577, negative conditional: 149, negative unconditional: 428, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10598, positive: 10519, positive conditional: 140, positive unconditional: 10379, negative: 79, negative conditional: 14, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10598, positive: 10512, positive conditional: 0, positive unconditional: 10512, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 7, positive conditional: 2, positive unconditional: 5, negative: 79, negative conditional: 14, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 13, positive conditional: 2, positive unconditional: 11, negative: 165, negative conditional: 28, negative unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 26131, positive: 15035, positive conditional: 4522, positive unconditional: 10513, negative: 498, negative conditional: 135, negative unconditional: 363, unknown: 10598, unknown conditional: 154, unknown unconditional: 10444] , Statistics on independence cache: Total cache size (in pairs): 10598, Positive cache size: 10519, Positive conditional cache size: 140, Positive unconditional cache size: 10379, Negative cache size: 79, Negative conditional cache size: 14, Negative unconditional cache size: 65, Eliminated conditions: 6795, Maximal queried relation: 13, Independence queries for same thread: 1717 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 271, Number of persistent set computation: 1016, Number of trivial persistent sets: 472, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14343, positive: 14278, positive conditional: 0, positive unconditional: 14278, negative: 65, negative conditional: 0, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27373, positive: 25554, positive conditional: 11276, positive unconditional: 14278, negative: 1819, negative conditional: 1754, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25656, positive: 25554, positive conditional: 11276, positive unconditional: 14278, negative: 102, negative conditional: 37, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 25656, positive: 25554, positive conditional: 11276, positive unconditional: 14278, negative: 102, negative conditional: 37, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26131, positive: 25554, positive conditional: 11131, positive unconditional: 14423, negative: 577, negative conditional: 475, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 26131, positive: 25554, positive conditional: 4662, positive unconditional: 20892, negative: 577, negative conditional: 149, negative unconditional: 428, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26131, positive: 25554, positive conditional: 4662, positive unconditional: 20892, negative: 577, negative conditional: 149, negative unconditional: 428, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10598, positive: 10519, positive conditional: 140, positive unconditional: 10379, negative: 79, negative conditional: 14, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10598, positive: 10512, positive conditional: 0, positive unconditional: 10512, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 7, positive conditional: 2, positive unconditional: 5, negative: 79, negative conditional: 14, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 13, positive conditional: 2, positive unconditional: 11, negative: 165, negative conditional: 28, negative unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 26131, positive: 15035, positive conditional: 4522, positive unconditional: 10513, negative: 498, negative conditional: 135, negative unconditional: 363, unknown: 10598, unknown conditional: 154, unknown unconditional: 10444] , Statistics on independence cache: Total cache size (in pairs): 10598, Positive cache size: 10519, Positive conditional cache size: 140, Positive unconditional cache size: 10379, Negative cache size: 79, Negative conditional cache size: 14, Negative unconditional cache size: 65, Eliminated conditions: 6795, Maximal queried relation: 13, Independence queries for same thread: 1717 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1032]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1059]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - CounterExampleResult [Line: 1043]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L947] 0 pthread_mutex_t m; VAL [m={11:0}] [L949] 0 int stored_elements[(20)]; VAL [m={11:0}, stored_elements={13:0}] [L950] 0 _Bool enqueue_flag, dequeue_flag; VAL [dequeue_flag=0, enqueue_flag=0, m={11:0}, stored_elements={13:0}] [L951] 0 QType queue; VAL [dequeue_flag=0, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1054] 0 pthread_t id1, id2; VAL [dequeue_flag=0, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1055] 0 enqueue_flag=(1) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1056] 0 dequeue_flag=(0) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L954] 0 q->head=0 VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L955] 0 q->tail=0 VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L956] 0 q->amount=0 VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L960] EXPR 0 q->head VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L960] EXPR 0 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L960] COND TRUE 0 q->head == q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L963] 0 return (-1); VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1058] COND FALSE 0 !(!empty(&queue)==(-1)) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1063] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, &queue) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1007] 1 int value, i; VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1009] 1 value = __VERIFIER_nondet_int() VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L980] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L980] 1 q->element[q->tail] = x VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L981] EXPR 1 q->amount VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L981] 1 q->amount++ VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L982] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L982] COND FALSE 1 !(q->tail == (20)) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L988] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L988] 1 q->tail++ VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L990] 1 return 0; VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1010] COND FALSE 1 !(enqueue(&queue,value)) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1013] 1 stored_elements[0]=value VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L960] EXPR 1 q->head VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L960] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L960] COND FALSE 1 !(q->head == q->tail) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L966] 1 return 0; VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1014] COND FALSE 1 !(empty(&queue)) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i=0 VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND TRUE 1 \read(enqueue_flag) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1023] 1 value = __VERIFIER_nondet_int() VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L980] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L980] 1 q->element[q->tail] = x VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L981] EXPR 1 q->amount VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L981] 1 q->amount++ VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L982] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L982] COND FALSE 1 !(q->tail == (20)) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L988] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L988] 1 q->tail++ VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L990] 1 return 0; VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1025] 1 stored_elements[i+1]=value VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1026] 1 enqueue_flag=(0) VAL [dequeue_flag=0, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1027] 1 dequeue_flag=(1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND FALSE 1 !(\read(enqueue_flag)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1018] COND TRUE 1 i<((20)-1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1064] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, &queue) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1036] 2 int i; VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1037] 2 i=0 VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1037] COND TRUE 2 i<(20) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1040] COND TRUE 2 \read(dequeue_flag) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L994] 2 int x; VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L995] EXPR 2 q->head VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L995] EXPR 2 q->element[q->head] VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L995] 2 x = q->element[q->head] VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L996] EXPR 2 q->amount VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L996] 2 q->amount-- VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L997] EXPR 2 q->head VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L997] COND FALSE 2 !(q->head == (20)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1002] EXPR 2 q->head VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1002] 2 q->head++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1003] 2 return x; VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1042] EXPR 2 stored_elements[i] VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1042] COND FALSE 2 !(!dequeue(&queue)==stored_elements[i]) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1045] 2 dequeue_flag=(0) VAL [dequeue_flag=0, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1046] 2 enqueue_flag=(1) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1037] 2 i++ VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1037] COND TRUE 2 i<(20) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1040] COND FALSE 2 !(\read(dequeue_flag)) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1037] 2 i++ VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1037] COND TRUE 2 i<(20) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1065] 0 \read(id1) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1021] COND TRUE 1 \read(enqueue_flag) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1023] 1 value = __VERIFIER_nondet_int() VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L980] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L980] 1 q->element[q->tail] = x VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L981] EXPR 1 q->amount VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L981] 1 q->amount++ VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L982] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L982] COND FALSE 1 !(q->tail == (20)) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L988] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L988] 1 q->tail++ VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L990] 1 return 0; VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1025] 1 stored_elements[i+1]=value VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1026] 1 enqueue_flag=(0) VAL [dequeue_flag=0, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1027] 1 dequeue_flag=(1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1040] COND TRUE 2 \read(dequeue_flag) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L994] 2 int x; VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L995] EXPR 2 q->head VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L995] EXPR 2 q->element[q->head] VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L995] 2 x = q->element[q->head] VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L996] EXPR 2 q->amount VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L996] 2 q->amount-- VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L997] EXPR 2 q->head VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L997] COND FALSE 2 !(q->head == (20)) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1002] EXPR 2 q->head VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1002] 2 q->head++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1003] 2 return x; VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1042] EXPR 2 stored_elements[i] VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1042] COND TRUE 2 !dequeue(&queue)==stored_elements[i] VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] [L1043] 2 reach_error() VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 10837.8ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 23.8ms, PartialOrderReductionTime: 6652.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 84, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 54.9ms SsaConstructionTime, 368.0ms SatisfiabilityAnalysisTime, 3424.8ms InterpolantComputationTime, 778 NumberOfCodeBlocks, 778 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 771 ConstructedInterpolants, 0 QuantifiedInterpolants, 5876 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 333.6ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 4.3ms, PartialOrderReductionTime: 282.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.5ms SsaConstructionTime, 8.0ms SatisfiabilityAnalysisTime, 11.2ms InterpolantComputationTime, 49 NumberOfCodeBlocks, 49 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 48 ConstructedInterpolants, 0 QuantifiedInterpolants, 48 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t2Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 172191.1ms, OverallIterations: 30, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3.2ms, PartialOrderReductionTime: 58557.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 955, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 803.7ms SsaConstructionTime, 4023.6ms SatisfiabilityAnalysisTime, 73440.2ms InterpolantComputationTime, 15073 NumberOfCodeBlocks, 14462 NumberOfCodeBlocksAsserted, 79 NumberOfCheckSat, 14611 ConstructedInterpolants, 6 QuantifiedInterpolants, 106121 SizeOfPredicates, 950 NumberOfNonLiveVariables, 12542 ConjunctsInSsa, 929 ConjunctsInUnsatCore, 52 InterpolantComputations, 9 PerfectInterpolantSequences, 10969/28674 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-16 10:00:52,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2021-10-16 10:00:52,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-10-16 10:00:52,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-16 10:00:52,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dab1199-d06a-4edb-965b-51bda2c05489/bin/ugemcutter-iXBUUPsApB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...