./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix043.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix043.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a --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 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:58:07,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:58:07,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:58:07,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:58:07,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:58:07,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:58:07,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:58:07,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:58:07,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:58:07,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:58:07,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:58:07,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:58:07,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:58:07,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:58:07,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:58:07,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:58:07,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:58:07,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:58:07,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:58:07,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:58:07,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:58:07,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:58:07,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:58:07,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:58:07,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:58:07,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:58:07,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:58:07,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:58:07,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:58:07,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:58:07,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:58:07,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:58:07,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:58:07,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:58:07,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:58:07,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:58:07,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:58:07,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:58:07,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:58:07,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:58:07,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:58:07,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-13 18:58:07,382 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:58:07,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:58:07,383 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:58:07,384 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:58:07,393 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:58:07,393 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:58:07,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:58:07,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:58:07,395 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:58:07,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:58:07,397 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:58:07,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:58:07,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:58:07,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:58:07,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:58:07,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:58:07,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:58:07,399 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:58:07,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:58:07,399 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:58:07,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:58:07,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:58:07,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:58:07,401 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 18:58:07,401 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:58:07,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:58:07,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:58:07,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:58:07,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:58:07,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:58:07,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:58:07,405 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:58:07,405 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:58:07,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:58:07,406 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:58:07,406 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:58:07,406 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_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db [2021-11-13 18:58:07,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:58:07,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:58:07,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:58:07,827 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:58:07,828 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:58:07,830 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix043.opt.i [2021-11-13 18:58:07,952 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/data/2b5f8357d/89836212535749c58d626b25ff1523ea/FLAG09efc90c2 [2021-11-13 18:58:08,778 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:58:08,779 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/sv-benchmarks/c/pthread-wmm/mix043.opt.i [2021-11-13 18:58:08,805 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/data/2b5f8357d/89836212535749c58d626b25ff1523ea/FLAG09efc90c2 [2021-11-13 18:58:08,970 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/data/2b5f8357d/89836212535749c58d626b25ff1523ea [2021-11-13 18:58:08,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:58:08,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:58:08,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:58:08,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:58:08,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:58:08,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:58:08" (1/1) ... [2021-11-13 18:58:08,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@681bfda8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:08, skipping insertion in model container [2021-11-13 18:58:08,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:58:08" (1/1) ... [2021-11-13 18:58:08,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:58:09,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:58:09,351 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_1c33d748-0792-4f04-8791-d2482af9aff3/sv-benchmarks/c/pthread-wmm/mix043.opt.i[944,957] [2021-11-13 18:58:09,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:58:09,665 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:58:09,677 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_1c33d748-0792-4f04-8791-d2482af9aff3/sv-benchmarks/c/pthread-wmm/mix043.opt.i[944,957] [2021-11-13 18:58:09,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:58:09,790 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:58:09,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:09 WrapperNode [2021-11-13 18:58:09,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:58:09,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:58:09,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:58:09,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:58:09,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:09" (1/1) ... [2021-11-13 18:58:09,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:09" (1/1) ... [2021-11-13 18:58:09,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:58:09,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:58:09,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:58:09,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:58:09,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:09" (1/1) ... [2021-11-13 18:58:09,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:09" (1/1) ... [2021-11-13 18:58:09,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:09" (1/1) ... [2021-11-13 18:58:09,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:09" (1/1) ... [2021-11-13 18:58:09,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:09" (1/1) ... [2021-11-13 18:58:09,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:09" (1/1) ... [2021-11-13 18:58:09,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:09" (1/1) ... [2021-11-13 18:58:09,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:58:09,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:58:09,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:58:09,977 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:58:09,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:09" (1/1) ... [2021-11-13 18:58:09,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:58:10,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:58:10,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:58:10,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:58:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:58:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:58:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:58:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:58:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:58:10,064 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:58:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:58:10,065 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:58:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:58:10,065 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:58:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-13 18:58:10,066 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-13 18:58:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:58:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:58:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:58:10,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:58:10,068 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 18:58:11,412 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:58:11,412 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:58:11,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:58:11 BoogieIcfgContainer [2021-11-13 18:58:11,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:58:11,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:58:11,418 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:58:11,422 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:58:11,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:58:08" (1/3) ... [2021-11-13 18:58:11,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a1f9d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:58:11, skipping insertion in model container [2021-11-13 18:58:11,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:09" (2/3) ... [2021-11-13 18:58:11,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a1f9d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:58:11, skipping insertion in model container [2021-11-13 18:58:11,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:58:11" (3/3) ... [2021-11-13 18:58:11,426 INFO L111 eAbstractionObserver]: Analyzing ICFG mix043.opt.i [2021-11-13 18:58:11,432 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:58:11,433 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:58:11,433 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:58:11,433 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:58:11,477 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,477 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,477 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,478 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,478 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,478 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,479 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,479 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,479 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,480 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,480 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,480 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,481 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,481 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,481 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,482 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,482 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,482 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,482 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,482 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,483 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,483 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,483 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,484 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,484 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,484 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,485 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,485 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,485 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,486 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,486 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,486 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,486 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,487 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,501 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,501 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,502 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,502 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,502 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,503 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,503 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,504 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,504 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,504 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,504 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,505 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,505 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,506 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,506 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,506 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,507 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,507 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,507 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,508 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,508 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,508 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,508 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,509 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,509 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,509 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,510 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,510 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,510 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,510 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,511 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,511 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,512 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,512 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,512 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,512 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,513 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,513 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,513 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,514 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,514 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,514 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,514 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,515 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,515 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,515 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,516 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,516 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,517 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,517 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,520 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,521 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,521 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,521 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,522 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,523 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,523 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,523 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,524 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,524 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,524 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,524 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,525 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,525 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,526 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,526 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,526 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,527 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,527 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,528 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,528 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,528 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,528 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,529 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,529 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,529 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,529 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,530 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,530 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,530 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,531 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:58:11,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:58:11,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:58:11,592 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:58:11,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:58:11,652 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P3Thread1of1ForFork3 ======== [2021-11-13 18:58:11,663 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:58:11,663 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:58:11,821 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,822 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,822 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,823 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,823 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,823 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,824 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,824 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,825 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,825 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,826 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,826 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,826 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,827 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,907 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,907 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,908 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,908 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,909 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,909 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,909 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,911 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,911 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,912 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:11,912 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:12,000 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:12,014 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:12,030 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:12,044 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:12,049 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:12,106 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:12,125 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:58:12,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:12,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1522496007, now seen corresponding path program 1 times [2021-11-13 18:58:12,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:12,144 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833439226] [2021-11-13 18:58:12,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:12,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:12,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:12,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:12,778 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833439226] [2021-11-13 18:58:12,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833439226] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:12,808 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:12,809 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:58:12,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955674871] [2021-11-13 18:58:12,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:12,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:58:12,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:12,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:58:12,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:58:12,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:12,865 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:12,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 5 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:12,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:12,995 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,014 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,027 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,057 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,057 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,058 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,058 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,059 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,059 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,060 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,060 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,060 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,061 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,061 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,062 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,062 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,062 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,121 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,122 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,122 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,122 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,123 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,123 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,124 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,124 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,124 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,125 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,125 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,126 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,126 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,126 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,181 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,182 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,183 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,184 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,184 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,185 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,185 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,192 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,193 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,193 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,194 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,194 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,194 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,195 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,237 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,238 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,238 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,239 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,239 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,239 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,240 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,240 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,240 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,241 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,241 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,242 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,242 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,242 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,290 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,291 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,291 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,291 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,292 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,292 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,292 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,293 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,293 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,294 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,294 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,295 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,295 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,296 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,408 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,419 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,441 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,462 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,489 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,490 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,490 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,490 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,491 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,491 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,492 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,526 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,528 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,528 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,528 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,529 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,529 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,529 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,533 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,570 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,571 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,574 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,574 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,574 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,575 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,575 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,576 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,640 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,640 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,641 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,641 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,641 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,641 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,642 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,642 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,642 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,643 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,643 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,643 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,646 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,705 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,718 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,731 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,839 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,841 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,841 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,841 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,842 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,842 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,842 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,843 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,876 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,876 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,877 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,877 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,877 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,878 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,878 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,878 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,878 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,904 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,905 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,905 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,905 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,906 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,906 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,906 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,907 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,957 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,958 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,959 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,959 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,960 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:13,960 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:14,492 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:14,492 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:14,529 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:58:18,797 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:58:18,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:58:18,810 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 18:58:18,811 INFO L308 ceAbstractionStarter]: Result for error location P3Thread1of1ForFork3 was SAFE (1/2) [2021-11-13 18:58:18,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:58:18,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:58:18,833 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:58:18,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-13 18:58:18,866 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:58:18,869 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:58:18,869 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-13 18:58:18,981 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:18,991 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,011 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,011 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,012 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,012 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,012 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,013 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,013 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,013 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,014 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,014 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,014 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,015 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,015 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,015 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,042 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,042 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,043 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,043 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,044 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,044 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,044 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,045 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,045 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,045 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,046 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,046 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,047 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,047 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,074 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,074 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,075 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,075 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,075 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,076 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,076 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,076 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,077 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,077 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,077 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,078 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,078 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,079 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,136 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,136 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,137 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,137 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,137 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,138 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,138 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,138 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,138 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,139 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,139 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,139 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,140 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,140 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:19,175 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:19,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:19,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1302295426, now seen corresponding path program 1 times [2021-11-13 18:58:19,177 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:19,177 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99719776] [2021-11-13 18:58:19,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:19,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:19,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:19,338 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:19,338 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99719776] [2021-11-13 18:58:19,339 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99719776] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:19,341 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:19,341 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:58:19,341 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284344115] [2021-11-13 18:58:19,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:19,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:58:19,344 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:19,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:58:19,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:58:19,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:19,346 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:19,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 44.0) internal successors, (88), 2 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:19,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:19,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:58:19,378 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:19,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:19,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1549994696, now seen corresponding path program 1 times [2021-11-13 18:58:19,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:19,393 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992669081] [2021-11-13 18:58:19,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:19,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:19,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:19,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:19,858 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:19,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992669081] [2021-11-13 18:58:19,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992669081] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:19,859 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:19,859 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:58:19,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285588215] [2021-11-13 18:58:19,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:19,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:58:19,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:19,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:58:19,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:58:19,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:19,866 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:19,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:19,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:19,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:19,999 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,000 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,000 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,000 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,001 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,004 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,004 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,005 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,005 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,006 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,006 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,007 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,007 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,007 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,039 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,040 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,040 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,040 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,041 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,041 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,041 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,042 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,042 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,043 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,043 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,043 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,044 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,044 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,110 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,111 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,111 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,112 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,112 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,112 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,113 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,113 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,114 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,114 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,114 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,115 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,115 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,115 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,143 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,143 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,144 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,144 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,144 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,145 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,145 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,145 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,146 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,146 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,146 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,147 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,147 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,147 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,221 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,235 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,235 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,236 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,236 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,236 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,237 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,237 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,237 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,237 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,238 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,238 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,238 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,239 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,265 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,265 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,266 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,266 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,266 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,267 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,267 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,267 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,268 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,268 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,269 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,269 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,299 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,312 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,313 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,313 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,313 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,314 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,314 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,315 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,315 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,315 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,316 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,316 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,318 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,362 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,365 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,365 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,365 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,366 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,366 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,366 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,366 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,426 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,428 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,428 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,429 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,429 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,429 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,430 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,430 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,430 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,431 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,492 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,492 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,493 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,493 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,493 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,494 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,538 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,538 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,539 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,539 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,539 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,603 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,604 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,642 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,675 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,701 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,738 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,775 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:20,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:20,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:20,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:58:20,862 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:20,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:20,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1851138720, now seen corresponding path program 1 times [2021-11-13 18:58:20,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:20,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200780780] [2021-11-13 18:58:20,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:20,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:21,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:21,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:21,587 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:21,587 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200780780] [2021-11-13 18:58:21,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200780780] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:21,588 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:21,588 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-13 18:58:21,588 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137740765] [2021-11-13 18:58:21,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:21,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:58:21,589 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:21,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:58:21,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:58:21,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:21,591 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:21,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.166666666666666) internal successors, (110), 12 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:21,863 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,136 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,167 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,221 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:22,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:22,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:22,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:58:22,286 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:22,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:22,286 INFO L85 PathProgramCache]: Analyzing trace with hash 814570239, now seen corresponding path program 1 times [2021-11-13 18:58:22,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:22,287 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338922425] [2021-11-13 18:58:22,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:22,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:22,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:22,585 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:22,585 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338922425] [2021-11-13 18:58:22,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338922425] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:22,585 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:22,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:58:22,586 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532448960] [2021-11-13 18:58:22,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:22,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:58:22,587 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:22,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:58:22,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:58:22,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:22,588 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:22,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 7 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:22,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:22,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:22,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:22,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:22,715 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,923 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,936 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,949 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,959 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:22,971 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,030 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,031 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,044 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,045 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,057 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,058 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,082 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,146 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:23,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:23,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:23,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:58:23,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:23,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 18:58:23,403 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:23,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:23,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1768520994, now seen corresponding path program 1 times [2021-11-13 18:58:23,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:23,405 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829987011] [2021-11-13 18:58:23,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:23,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:23,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:23,853 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:23,853 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829987011] [2021-11-13 18:58:23,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829987011] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:23,854 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:23,854 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-13 18:58:23,854 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223518011] [2021-11-13 18:58:23,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:23,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:58:23,854 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:23,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:58:23,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:58:23,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:23,856 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:23,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.75) internal successors, (105), 12 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:23,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:23,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:23,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:58:23,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:23,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:24,186 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:24,205 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:24,215 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:24,250 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:24,398 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:24,436 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:26,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:26,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:26,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:58:26,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:26,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:26,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 18:58:26,458 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:26,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:26,459 INFO L85 PathProgramCache]: Analyzing trace with hash -2002163891, now seen corresponding path program 2 times [2021-11-13 18:58:26,459 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:26,459 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358096499] [2021-11-13 18:58:26,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:26,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:26,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:26,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:26,642 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:26,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358096499] [2021-11-13 18:58:26,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358096499] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:26,643 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:26,643 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:58:26,644 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797527769] [2021-11-13 18:58:26,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:26,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:58:26,645 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:26,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:58:26,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:58:26,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:26,646 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:26,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 7 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:26,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:26,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:26,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:58:26,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:26,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:26,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:26,801 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:27,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:27,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:27,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:58:27,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:27,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:27,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:27,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 18:58:27,003 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:27,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:27,004 INFO L85 PathProgramCache]: Analyzing trace with hash -470275637, now seen corresponding path program 1 times [2021-11-13 18:58:27,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:27,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324763881] [2021-11-13 18:58:27,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:27,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:27,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:27,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:27,260 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:27,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324763881] [2021-11-13 18:58:27,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324763881] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:27,261 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:27,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:58:27,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195932862] [2021-11-13 18:58:27,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:27,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:58:27,263 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:27,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:58:27,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:58:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:27,266 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:27,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:27,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:27,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:27,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:58:27,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:27,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:27,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:27,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:27,494 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:27,504 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:27,517 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:27,518 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:27,555 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:27,556 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:27,596 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:27,597 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:27,691 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:27,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:27,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:27,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:58:27,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:27,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:58:27,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:27,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:27,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 18:58:27,735 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:27,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:27,736 INFO L85 PathProgramCache]: Analyzing trace with hash 556534076, now seen corresponding path program 2 times [2021-11-13 18:58:27,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:27,736 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527999274] [2021-11-13 18:58:27,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:27,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:28,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:28,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:28,130 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527999274] [2021-11-13 18:58:28,130 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527999274] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:28,131 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:28,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-11-13 18:58:28,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790043733] [2021-11-13 18:58:28,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:28,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-13 18:58:28,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:28,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-13 18:58:28,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-11-13 18:58:28,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:28,133 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:28,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.461538461538462) internal successors, (110), 13 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:28,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:28,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:28,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:58:28,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:28,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:58:28,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:28,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:28,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:28,216 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:28,307 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:28,370 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:28,455 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:28,466 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:28,476 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:28,497 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:28,546 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:28,547 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:28,593 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:28,632 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:28,682 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:29,012 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:29,164 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:29,235 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:31,676 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:31,817 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:33,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:33,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:33,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:58:33,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:33,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-13 18:58:33,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:33,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:33,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-13 18:58:33,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-13 18:58:33,173 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:33,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:33,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1433024437, now seen corresponding path program 2 times [2021-11-13 18:58:33,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:33,174 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073635420] [2021-11-13 18:58:33,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:33,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:33,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:33,372 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:33,372 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073635420] [2021-11-13 18:58:33,372 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073635420] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:33,373 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:33,373 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 18:58:33,373 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844509459] [2021-11-13 18:58:33,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:33,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:58:33,374 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:33,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:58:33,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:58:33,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:33,376 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:33,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:33,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:33,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:33,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:58:33,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:33,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-13 18:58:33,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:33,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:33,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-13 18:58:33,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:33,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:33,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:33,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:58:33,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:33,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-13 18:58:33,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:33,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:33,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-13 18:58:33,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:33,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-13 18:58:33,820 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:33,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:33,820 INFO L85 PathProgramCache]: Analyzing trace with hash 480256341, now seen corresponding path program 1 times [2021-11-13 18:58:33,821 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:33,821 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760216621] [2021-11-13 18:58:33,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:33,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:34,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:34,103 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:34,103 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760216621] [2021-11-13 18:58:34,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760216621] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:34,104 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:34,104 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:58:34,104 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619064386] [2021-11-13 18:58:34,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:34,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:58:34,107 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:34,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:58:34,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:58:34,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:34,109 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:34,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 7 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:34,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:34,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:34,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:58:34,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:34,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-13 18:58:34,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:34,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:34,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-13 18:58:34,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:34,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:34,510 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:34,512 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:34,526 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:34,527 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:34,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:34,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:34,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:58:34,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:34,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-13 18:58:34,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:34,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:34,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-13 18:58:34,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:34,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:34,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-13 18:58:34,565 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:34,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:34,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1826660817, now seen corresponding path program 2 times [2021-11-13 18:58:34,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:34,565 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506384520] [2021-11-13 18:58:34,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:34,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:58:34,642 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:58:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:58:34,810 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:58:34,810 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:58:34,811 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-13 18:58:34,811 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-13 18:58:34,812 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-13 18:58:34,812 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-13 18:58:34,812 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-13 18:58:34,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-13 18:58:34,816 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1] [2021-11-13 18:58:34,816 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 18:58:34,821 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:58:34,821 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:58:35,175 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 18:58:35,185 INFO L158 Benchmark]: Toolchain (without parser) took 26209.79ms. Allocated memory was 102.8MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 59.6MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 448.1MB. Max. memory is 16.1GB. [2021-11-13 18:58:35,186 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:58:35,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 814.31ms. Allocated memory is still 102.8MB. Free memory was 59.4MB in the beginning and 62.8MB in the end (delta: -3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:58:35,187 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.31ms. Allocated memory is still 102.8MB. Free memory was 62.8MB in the beginning and 59.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 18:58:35,187 INFO L158 Benchmark]: Boogie Preprocessor took 65.32ms. Allocated memory is still 102.8MB. Free memory was 59.7MB in the beginning and 57.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:58:35,188 INFO L158 Benchmark]: RCFGBuilder took 1439.28ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 57.6MB in the beginning and 58.1MB in the end (delta: -423.4kB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2021-11-13 18:58:35,189 INFO L158 Benchmark]: TraceAbstraction took 23766.20ms. Allocated memory was 127.9MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 57.4MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 421.2MB. Max. memory is 16.1GB. [2021-11-13 18:58:35,191 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 814.31ms. Allocated memory is still 102.8MB. Free memory was 59.4MB in the beginning and 62.8MB in the end (delta: -3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.31ms. Allocated memory is still 102.8MB. Free memory was 62.8MB in the beginning and 59.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.32ms. Allocated memory is still 102.8MB. Free memory was 59.7MB in the beginning and 57.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1439.28ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 57.6MB in the beginning and 58.1MB in the end (delta: -423.4kB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * TraceAbstraction took 23766.20ms. Allocated memory was 127.9MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 57.4MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 421.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 210403, positive: 200637, positive conditional: 197526, positive unconditional: 3111, negative: 9766, negative conditional: 9732, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 209593, positive: 200637, positive conditional: 197526, positive unconditional: 3111, negative: 8956, negative conditional: 8922, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 209593, positive: 200637, positive conditional: 197526, positive unconditional: 3111, negative: 8956, negative conditional: 8922, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 218515, positive: 200637, positive conditional: 197487, positive unconditional: 3150, negative: 17878, negative conditional: 8922, negative unconditional: 8956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 218515, positive: 200637, positive conditional: 120140, positive unconditional: 80497, negative: 17878, negative conditional: 8371, negative unconditional: 9507, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 218515, positive: 200637, positive conditional: 120140, positive unconditional: 80497, negative: 17878, negative conditional: 8371, negative unconditional: 9507, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3199, positive: 3153, positive conditional: 5, positive unconditional: 3148, negative: 46, negative conditional: 9, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3199, positive: 3139, positive conditional: 0, positive unconditional: 3139, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 14, positive conditional: 5, positive unconditional: 9, negative: 46, negative conditional: 9, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1262, positive: 145, positive conditional: 119, positive unconditional: 26, negative: 1117, negative conditional: 299, negative unconditional: 818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 218515, positive: 197484, positive conditional: 120135, positive unconditional: 77349, negative: 17832, negative conditional: 8362, negative unconditional: 9470, unknown: 3199, unknown conditional: 14, unknown unconditional: 3185] , Statistics on independence cache: Total cache size (in pairs): 3199, Positive cache size: 3153, Positive conditional cache size: 5, Positive unconditional cache size: 3148, Negative cache size: 46, Negative conditional cache size: 9, Negative unconditional cache size: 37, Eliminated conditions: 77898, Maximal queried relation: 1, Independence queries for same thread: 810 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2146.39ms, Number of persistent set computation: 11227, Number of trivial persistent sets: 7082, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3145, positive: 3111, positive conditional: 0, positive unconditional: 3111, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 210403, positive: 200637, positive conditional: 197526, positive unconditional: 3111, negative: 9766, negative conditional: 9732, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 209593, positive: 200637, positive conditional: 197526, positive unconditional: 3111, negative: 8956, negative conditional: 8922, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 209593, positive: 200637, positive conditional: 197526, positive unconditional: 3111, negative: 8956, negative conditional: 8922, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 218515, positive: 200637, positive conditional: 197487, positive unconditional: 3150, negative: 17878, negative conditional: 8922, negative unconditional: 8956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 218515, positive: 200637, positive conditional: 120140, positive unconditional: 80497, negative: 17878, negative conditional: 8371, negative unconditional: 9507, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 218515, positive: 200637, positive conditional: 120140, positive unconditional: 80497, negative: 17878, negative conditional: 8371, negative unconditional: 9507, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3199, positive: 3153, positive conditional: 5, positive unconditional: 3148, negative: 46, negative conditional: 9, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3199, positive: 3139, positive conditional: 0, positive unconditional: 3139, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 14, positive conditional: 5, positive unconditional: 9, negative: 46, negative conditional: 9, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1262, positive: 145, positive conditional: 119, positive unconditional: 26, negative: 1117, negative conditional: 299, negative unconditional: 818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 218515, positive: 197484, positive conditional: 120135, positive unconditional: 77349, negative: 17832, negative conditional: 8362, negative unconditional: 9470, unknown: 3199, unknown conditional: 14, unknown unconditional: 3185] , Statistics on independence cache: Total cache size (in pairs): 3199, Positive cache size: 3153, Positive conditional cache size: 5, Positive unconditional cache size: 3148, Negative cache size: 46, Negative conditional cache size: 9, Negative unconditional cache size: 37, Eliminated conditions: 77898, Maximal queried relation: 1, Independence queries for same thread: 810 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 194682, positive: 188542, positive conditional: 185746, positive unconditional: 2796, negative: 6140, negative conditional: 6093, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 192989, positive: 188542, positive conditional: 185746, positive unconditional: 2796, negative: 4447, negative conditional: 4400, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 192989, positive: 188542, positive conditional: 185746, positive unconditional: 2796, negative: 4447, negative conditional: 4400, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 215997, positive: 188542, positive conditional: 185225, positive unconditional: 3317, negative: 27455, negative conditional: 23008, negative unconditional: 4447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 215997, positive: 188542, positive conditional: 48158, positive unconditional: 140384, negative: 27455, negative conditional: 8103, negative unconditional: 19352, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 215997, positive: 188542, positive conditional: 48158, positive unconditional: 140384, negative: 27455, negative conditional: 8103, negative unconditional: 19352, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2970, positive: 2861, positive conditional: 65, positive unconditional: 2796, negative: 109, negative conditional: 59, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2970, positive: 2784, positive conditional: 0, positive unconditional: 2784, negative: 186, negative conditional: 0, negative unconditional: 186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 186, positive: 77, positive conditional: 65, positive unconditional: 12, negative: 109, negative conditional: 59, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4430, positive: 1672, positive conditional: 1654, positive unconditional: 18, negative: 2758, negative conditional: 1765, negative unconditional: 993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 215997, positive: 185681, positive conditional: 48093, positive unconditional: 137588, negative: 27346, negative conditional: 8044, negative unconditional: 19302, unknown: 2970, unknown conditional: 124, unknown unconditional: 2846] , Statistics on independence cache: Total cache size (in pairs): 2970, Positive cache size: 2861, Positive conditional cache size: 65, Positive unconditional cache size: 2796, Negative cache size: 109, Negative conditional cache size: 59, Negative unconditional cache size: 50, Eliminated conditions: 151972, Maximal queried relation: 8, Independence queries for same thread: 1693 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2071.34ms, Number of persistent set computation: 12494, Number of trivial persistent sets: 4976, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2843, positive: 2796, positive conditional: 0, positive unconditional: 2796, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 194682, positive: 188542, positive conditional: 185746, positive unconditional: 2796, negative: 6140, negative conditional: 6093, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 192989, positive: 188542, positive conditional: 185746, positive unconditional: 2796, negative: 4447, negative conditional: 4400, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 192989, positive: 188542, positive conditional: 185746, positive unconditional: 2796, negative: 4447, negative conditional: 4400, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 215997, positive: 188542, positive conditional: 185225, positive unconditional: 3317, negative: 27455, negative conditional: 23008, negative unconditional: 4447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 215997, positive: 188542, positive conditional: 48158, positive unconditional: 140384, negative: 27455, negative conditional: 8103, negative unconditional: 19352, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 215997, positive: 188542, positive conditional: 48158, positive unconditional: 140384, negative: 27455, negative conditional: 8103, negative unconditional: 19352, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2970, positive: 2861, positive conditional: 65, positive unconditional: 2796, negative: 109, negative conditional: 59, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2970, positive: 2784, positive conditional: 0, positive unconditional: 2784, negative: 186, negative conditional: 0, negative unconditional: 186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 186, positive: 77, positive conditional: 65, positive unconditional: 12, negative: 109, negative conditional: 59, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4430, positive: 1672, positive conditional: 1654, positive unconditional: 18, negative: 2758, negative conditional: 1765, negative unconditional: 993, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 215997, positive: 185681, positive conditional: 48093, positive unconditional: 137588, negative: 27346, negative conditional: 8044, negative unconditional: 19302, unknown: 2970, unknown conditional: 124, unknown unconditional: 2846] , Statistics on independence cache: Total cache size (in pairs): 2970, Positive cache size: 2861, Positive conditional cache size: 65, Positive unconditional cache size: 2796, Negative cache size: 109, Negative conditional cache size: 59, Negative unconditional cache size: 50, Eliminated conditions: 151972, Maximal queried relation: 8, Independence queries for same thread: 1693 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 18:58:35,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:35,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-11-13 18:58:35,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix043.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a --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 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:58:38,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:58:38,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:58:38,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:58:38,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:58:38,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:58:38,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:58:38,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:58:38,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:58:38,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:58:38,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:58:38,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:58:38,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:58:38,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:58:38,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:58:38,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:58:38,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:58:38,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:58:38,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:58:38,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:58:38,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:58:38,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:58:38,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:58:38,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:58:38,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:58:38,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:58:38,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:58:38,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:58:38,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:58:38,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:58:38,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:58:38,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:58:38,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:58:38,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:58:38,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:58:38,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:58:38,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:58:38,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:58:38,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:58:38,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:58:38,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:58:38,647 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-13 18:58:38,701 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:58:38,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:58:38,702 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:58:38,703 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:58:38,704 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:58:38,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:58:38,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:58:38,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:58:38,707 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:58:38,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:58:38,709 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:58:38,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:58:38,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:58:38,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:58:38,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:58:38,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:58:38,710 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:58:38,711 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:58:38,711 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:58:38,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:58:38,711 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:58:38,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:58:38,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:58:38,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:58:38,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:58:38,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:58:38,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:58:38,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:58:38,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:58:38,714 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:58:38,714 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:58:38,714 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:58:38,715 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:58:38,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:58:38,716 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:58:38,716 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:58:38,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:58:38,717 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db [2021-11-13 18:58:39,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:58:39,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:58:39,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:58:39,250 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:58:39,251 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:58:39,253 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix043.opt.i [2021-11-13 18:58:39,357 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/data/3061051ff/e02d338951634ab3bb0fb8eef1e58222/FLAG3e5d5b781 [2021-11-13 18:58:40,150 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:58:40,151 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/sv-benchmarks/c/pthread-wmm/mix043.opt.i [2021-11-13 18:58:40,174 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/data/3061051ff/e02d338951634ab3bb0fb8eef1e58222/FLAG3e5d5b781 [2021-11-13 18:58:40,306 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/data/3061051ff/e02d338951634ab3bb0fb8eef1e58222 [2021-11-13 18:58:40,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:58:40,310 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:58:40,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:58:40,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:58:40,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:58:40,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:58:40" (1/1) ... [2021-11-13 18:58:40,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2388e049 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:40, skipping insertion in model container [2021-11-13 18:58:40,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:58:40" (1/1) ... [2021-11-13 18:58:40,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:58:40,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:58:40,707 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_1c33d748-0792-4f04-8791-d2482af9aff3/sv-benchmarks/c/pthread-wmm/mix043.opt.i[944,957] [2021-11-13 18:58:41,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:58:41,155 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:58:41,175 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_1c33d748-0792-4f04-8791-d2482af9aff3/sv-benchmarks/c/pthread-wmm/mix043.opt.i[944,957] [2021-11-13 18:58:41,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:58:41,317 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:58:41,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:41 WrapperNode [2021-11-13 18:58:41,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:58:41,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:58:41,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:58:41,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:58:41,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:41" (1/1) ... [2021-11-13 18:58:41,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:41" (1/1) ... [2021-11-13 18:58:41,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:58:41,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:58:41,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:58:41,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:58:41,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:41" (1/1) ... [2021-11-13 18:58:41,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:41" (1/1) ... [2021-11-13 18:58:41,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:41" (1/1) ... [2021-11-13 18:58:41,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:41" (1/1) ... [2021-11-13 18:58:41,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:41" (1/1) ... [2021-11-13 18:58:41,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:41" (1/1) ... [2021-11-13 18:58:41,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:41" (1/1) ... [2021-11-13 18:58:41,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:58:41,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:58:41,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:58:41,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:58:41,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:41" (1/1) ... [2021-11-13 18:58:41,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:58:41,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:58:41,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:58:41,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:58:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:58:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:58:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:58:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 18:58:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 18:58:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:58:41,709 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:58:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:58:41,710 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:58:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:58:41,710 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:58:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-13 18:58:41,711 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-13 18:58:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:58:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:58:41,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:58:41,714 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 18:58:43,212 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:58:43,213 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:58:43,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:58:43 BoogieIcfgContainer [2021-11-13 18:58:43,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:58:43,221 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:58:43,221 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:58:43,225 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:58:43,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:58:40" (1/3) ... [2021-11-13 18:58:43,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37d12b13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:58:43, skipping insertion in model container [2021-11-13 18:58:43,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:41" (2/3) ... [2021-11-13 18:58:43,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37d12b13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:58:43, skipping insertion in model container [2021-11-13 18:58:43,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:58:43" (3/3) ... [2021-11-13 18:58:43,230 INFO L111 eAbstractionObserver]: Analyzing ICFG mix043.opt.i [2021-11-13 18:58:43,244 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:58:43,244 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:58:43,244 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:58:43,245 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:58:43,320 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,321 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,321 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,321 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,321 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,322 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,322 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,322 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,323 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,323 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,323 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,324 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,325 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,325 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,326 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,326 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,326 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,327 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,327 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,327 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,328 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,328 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,328 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,329 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,329 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,329 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,329 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,330 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,330 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,330 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,331 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,331 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,331 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,331 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,331 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,332 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,332 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,333 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,333 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,333 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,333 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,334 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,334 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,335 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,335 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,335 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,336 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,336 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,336 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,336 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,337 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,337 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,337 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,337 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,338 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,338 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,338 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,339 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,339 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,339 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,340 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,340 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,340 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,341 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,341 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,341 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,341 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,342 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,342 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,343 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,343 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,343 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,343 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,344 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,344 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,344 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,345 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,345 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,346 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,346 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,350 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,350 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,350 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,351 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,351 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,351 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,352 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,352 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,352 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,352 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,353 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,353 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,354 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,355 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,355 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,355 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,356 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,356 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,357 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,357 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,357 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,358 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,358 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,358 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,358 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,359 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,359 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,360 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,360 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,360 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,361 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:58:43,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:58:43,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:58:43,457 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:58:43,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:58:43,509 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:58:43,530 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:58:43,530 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-13 18:58:43,845 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,858 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,886 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,887 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,887 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,888 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,888 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,889 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,889 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,890 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,890 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,890 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,891 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,891 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,892 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,892 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,935 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,935 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,936 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,936 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,937 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,937 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,938 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,938 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,938 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,939 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,939 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,941 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,941 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:43,942 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,012 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,013 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,013 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,013 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,014 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,014 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,014 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,015 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,015 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,015 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,016 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,016 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,016 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,017 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,112 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,113 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,113 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,114 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,114 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,114 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,115 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,115 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,115 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,116 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,116 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,116 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,117 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,117 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:44,202 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:44,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:44,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1541474065, now seen corresponding path program 1 times [2021-11-13 18:58:44,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:44,229 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1078857078] [2021-11-13 18:58:44,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:44,230 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:44,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:44,234 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:44,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 18:58:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:44,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 18:58:44,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:58:44,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:44,896 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:58:45,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:45,136 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:58:45,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1078857078] [2021-11-13 18:58:45,137 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1078857078] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:45,137 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:45,138 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-13 18:58:45,140 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452988487] [2021-11-13 18:58:45,141 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:45,149 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:58:45,150 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:58:45,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:58:45,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:58:45,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:45,184 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:45,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 44.5) internal successors, (89), 2 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:45,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:45,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:45,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:45,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:45,461 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:45,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:45,462 INFO L85 PathProgramCache]: Analyzing trace with hash -1791592301, now seen corresponding path program 1 times [2021-11-13 18:58:45,463 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:45,463 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1682368300] [2021-11-13 18:58:45,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:45,464 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:45,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:45,466 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:45,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-13 18:58:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:45,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:58:45,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:58:46,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:46,094 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:58:46,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:46,484 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:58:46,484 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1682368300] [2021-11-13 18:58:46,484 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1682368300] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:46,485 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:46,485 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2021-11-13 18:58:46,485 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038650577] [2021-11-13 18:58:46,486 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:46,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:58:46,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:58:46,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:58:46,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:58:46,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:46,490 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:46,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.857142857142858) internal successors, (153), 7 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:46,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:46,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:46,589 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,590 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,590 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,591 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,591 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,592 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,592 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,592 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,593 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,593 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,594 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,594 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,595 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,595 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,702 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,703 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,703 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,704 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,704 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,704 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,705 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,705 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,705 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,706 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,706 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,707 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,707 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,707 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:46,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:46,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:46,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:47,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:47,119 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:47,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:47,119 INFO L85 PathProgramCache]: Analyzing trace with hash 786665838, now seen corresponding path program 1 times [2021-11-13 18:58:47,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:47,120 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1196407638] [2021-11-13 18:58:47,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:47,121 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:47,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:47,122 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:47,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 18:58:47,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:47,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 18:58:47,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:58:47,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:47,759 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:58:48,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:48,152 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:58:48,152 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1196407638] [2021-11-13 18:58:48,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1196407638] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:48,153 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:48,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 11 [2021-11-13 18:58:48,154 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45381992] [2021-11-13 18:58:48,154 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:48,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 18:58:48,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:58:48,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 18:58:48,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-13 18:58:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:48,158 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:48,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.727272727272727) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:48,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:48,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:48,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:48,277 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,285 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,294 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,295 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,316 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,377 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,421 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,422 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,422 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,423 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,423 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,423 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,424 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,424 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,425 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,425 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,425 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,426 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,426 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,426 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,572 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_123 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,574 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,574 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,574 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,574 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,575 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,575 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,575 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,576 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,576 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,630 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,631 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:48,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:48,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:48,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:48,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:48,987 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:48,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:48,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1667536890, now seen corresponding path program 1 times [2021-11-13 18:58:48,989 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:48,989 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2102314581] [2021-11-13 18:58:48,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:48,990 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:48,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:48,992 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:49,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 18:58:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:49,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:58:49,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:58:49,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:49,602 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:58:50,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:50,016 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:58:50,017 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2102314581] [2021-11-13 18:58:50,018 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2102314581] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:50,018 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:50,018 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 18:58:50,019 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822311434] [2021-11-13 18:58:50,019 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:50,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:58:50,020 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:58:50,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:58:50,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:58:50,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:50,024 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:50,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 12.75) internal successors, (153), 12 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:50,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:50,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:50,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:50,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:50,341 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,354 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,366 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,368 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,391 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,392 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,423 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:51,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:51,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:51,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:51,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:51,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:51,915 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:51,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:51,916 INFO L85 PathProgramCache]: Analyzing trace with hash -2085792904, now seen corresponding path program 2 times [2021-11-13 18:58:51,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:51,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [237717235] [2021-11-13 18:58:51,917 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:58:51,917 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:51,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:51,919 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:51,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-13 18:58:52,120 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:58:52,121 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:58:52,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:58:52,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:58:52,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:52,406 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:58:52,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:52,822 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:58:52,822 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [237717235] [2021-11-13 18:58:52,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [237717235] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:52,823 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:52,823 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 18:58:52,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693382422] [2021-11-13 18:58:52,824 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:52,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:58:52,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:58:52,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:58:52,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:58:52,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:52,825 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:52,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 12.666666666666666) internal successors, (152), 12 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:52,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:52,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:52,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:52,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:52,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:53,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:53,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:53,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:53,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:53,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:53,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:53,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:53,571 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:53,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:53,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1932401824, now seen corresponding path program 3 times [2021-11-13 18:58:53,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:53,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1655493822] [2021-11-13 18:58:53,574 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:58:53,574 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:53,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:53,576 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:53,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-13 18:58:53,793 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-13 18:58:53,793 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:58:53,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:58:53,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:58:54,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:54,077 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:58:54,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:58:54,443 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:58:54,444 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1655493822] [2021-11-13 18:58:54,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1655493822] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:54,444 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:54,444 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 18:58:54,445 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094737200] [2021-11-13 18:58:54,445 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:54,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:58:54,446 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:58:54,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:58:54,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:58:54,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:54,447 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:54,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 12.583333333333334) internal successors, (151), 12 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:54,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:54,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:54,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:54,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:54,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:54,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:54,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:54,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:58:54,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:54,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:54,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:54,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:54,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-11-13 18:58:55,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:55,049 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:58:55,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:55,050 INFO L85 PathProgramCache]: Analyzing trace with hash 55648314, now seen corresponding path program 4 times [2021-11-13 18:58:55,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:58:55,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1351929151] [2021-11-13 18:58:55,051 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-13 18:58:55,051 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:58:55,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:58:55,053 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:58:55,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-13 18:58:55,278 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-13 18:58:55,279 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:58:55,279 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:58:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:58:55,743 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-13 18:58:55,744 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:58:55,745 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-13 18:58:55,757 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-13 18:58:55,757 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-13 18:58:55,758 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-13 18:58:55,758 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-13 18:58:55,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:55,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:55,987 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1] [2021-11-13 18:58:55,988 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2021-11-13 18:58:56,001 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:58:56,003 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:58:56,199 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 18:58:56,204 INFO L158 Benchmark]: Toolchain (without parser) took 15892.95ms. Allocated memory was 65.0MB in the beginning and 201.3MB in the end (delta: 136.3MB). Free memory was 43.8MB in the beginning and 87.7MB in the end (delta: -43.9MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. [2021-11-13 18:58:56,205 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 65.0MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:58:56,206 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1007.04ms. Allocated memory is still 65.0MB. Free memory was 43.7MB in the beginning and 36.9MB in the end (delta: 6.8MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2021-11-13 18:58:56,206 INFO L158 Benchmark]: Boogie Procedure Inliner took 144.04ms. Allocated memory is still 65.0MB. Free memory was 36.9MB in the beginning and 33.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 18:58:56,207 INFO L158 Benchmark]: Boogie Preprocessor took 112.95ms. Allocated memory is still 65.0MB. Free memory was 33.8MB in the beginning and 31.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:58:56,207 INFO L158 Benchmark]: RCFGBuilder took 1638.71ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 31.3MB in the beginning and 45.6MB in the end (delta: -14.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2021-11-13 18:58:56,210 INFO L158 Benchmark]: TraceAbstraction took 12981.82ms. Allocated memory was 96.5MB in the beginning and 201.3MB in the end (delta: 104.9MB). Free memory was 45.1MB in the beginning and 87.7MB in the end (delta: -42.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2021-11-13 18:58:56,217 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 65.0MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1007.04ms. Allocated memory is still 65.0MB. Free memory was 43.7MB in the beginning and 36.9MB in the end (delta: 6.8MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 144.04ms. Allocated memory is still 65.0MB. Free memory was 36.9MB in the beginning and 33.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.95ms. Allocated memory is still 65.0MB. Free memory was 33.8MB in the beginning and 31.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1638.71ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 31.3MB in the beginning and 45.6MB in the end (delta: -14.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * TraceAbstraction took 12981.82ms. Allocated memory was 96.5MB in the beginning and 201.3MB in the end (delta: 104.9MB). Free memory was 45.1MB in the beginning and 87.7MB in the end (delta: -42.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50413, positive: 49026, positive conditional: 46482, positive unconditional: 2544, negative: 1387, negative conditional: 1350, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49994, positive: 49026, positive conditional: 46482, positive unconditional: 2544, negative: 968, negative conditional: 931, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 49994, positive: 49026, positive conditional: 46482, positive unconditional: 2544, negative: 968, negative conditional: 931, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57004, positive: 49026, positive conditional: 45876, positive unconditional: 3150, negative: 7978, negative conditional: 7010, negative unconditional: 968, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 57004, positive: 49026, positive conditional: 6387, positive unconditional: 42639, negative: 7978, negative conditional: 280, negative unconditional: 7698, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 57004, positive: 49026, positive conditional: 6387, positive unconditional: 42639, negative: 7978, negative conditional: 280, negative unconditional: 7698, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2597, positive: 2557, positive conditional: 13, positive unconditional: 2544, negative: 40, negative conditional: 2, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2597, positive: 2532, positive conditional: 0, positive unconditional: 2532, negative: 65, negative conditional: 0, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 40, negative conditional: 2, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1073, positive: 125, positive conditional: 24, positive unconditional: 100, negative: 948, negative conditional: 8, negative unconditional: 940, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 57004, positive: 46469, positive conditional: 6374, positive unconditional: 40095, negative: 7938, negative conditional: 278, negative unconditional: 7660, unknown: 2597, unknown conditional: 15, unknown unconditional: 2582] , Statistics on independence cache: Total cache size (in pairs): 2597, Positive cache size: 2557, Positive conditional cache size: 13, Positive unconditional cache size: 2544, Negative cache size: 40, Negative conditional cache size: 2, Negative unconditional cache size: 38, Eliminated conditions: 46219, Maximal queried relation: 5, Independence queries for same thread: 419 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1590.96ms, Number of persistent set computation: 3426, Number of trivial persistent sets: 2576, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2581, positive: 2544, positive conditional: 0, positive unconditional: 2544, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50413, positive: 49026, positive conditional: 46482, positive unconditional: 2544, negative: 1387, negative conditional: 1350, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49994, positive: 49026, positive conditional: 46482, positive unconditional: 2544, negative: 968, negative conditional: 931, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 49994, positive: 49026, positive conditional: 46482, positive unconditional: 2544, negative: 968, negative conditional: 931, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57004, positive: 49026, positive conditional: 45876, positive unconditional: 3150, negative: 7978, negative conditional: 7010, negative unconditional: 968, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 57004, positive: 49026, positive conditional: 6387, positive unconditional: 42639, negative: 7978, negative conditional: 280, negative unconditional: 7698, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 57004, positive: 49026, positive conditional: 6387, positive unconditional: 42639, negative: 7978, negative conditional: 280, negative unconditional: 7698, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2597, positive: 2557, positive conditional: 13, positive unconditional: 2544, negative: 40, negative conditional: 2, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2597, positive: 2532, positive conditional: 0, positive unconditional: 2532, negative: 65, negative conditional: 0, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 40, negative conditional: 2, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1073, positive: 125, positive conditional: 24, positive unconditional: 100, negative: 948, negative conditional: 8, negative unconditional: 940, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 57004, positive: 46469, positive conditional: 6374, positive unconditional: 40095, negative: 7938, negative conditional: 278, negative unconditional: 7660, unknown: 2597, unknown conditional: 15, unknown unconditional: 2582] , Statistics on independence cache: Total cache size (in pairs): 2597, Positive cache size: 2557, Positive conditional cache size: 13, Positive unconditional cache size: 2544, Negative cache size: 40, Negative conditional cache size: 2, Negative unconditional cache size: 38, Eliminated conditions: 46219, Maximal queried relation: 5, Independence queries for same thread: 419 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 18:58:56,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:56,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c33d748-0792-4f04-8791-d2482af9aff3/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null