./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix037.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_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/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_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/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_1d8a573f-8548-40bd-8613-ac91e083a915/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 be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:58:45,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:58:45,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:58:45,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:58:45,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:58:45,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:58:45,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:58:45,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:58:45,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:58:45,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:58:45,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:58:45,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:58:45,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:58:45,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:58:45,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:58:45,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:58:45,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:58:45,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:58:45,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:58:45,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:58:45,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:58:45,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:58:45,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:58:45,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:58:45,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:58:45,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:58:45,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:58:45,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:58:45,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:58:45,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:58:45,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:58:45,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:58:45,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:58:45,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:58:45,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:58:45,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:58:45,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:58:45,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:58:45,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:58:45,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:58:45,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:58:45,368 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-13 18:58:45,394 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:58:45,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:58:45,395 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:58:45,395 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:58:45,396 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:58:45,396 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:58:45,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:58:45,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:58:45,397 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:58:45,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:58:45,398 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:58:45,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:58:45,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:58:45,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:58:45,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:58:45,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:58:45,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:58:45,399 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:58:45,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:58:45,399 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:58:45,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:58:45,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:58:45,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:58:45,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 18:58:45,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:58:45,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:58:45,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:58:45,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:58:45,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:58:45,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:58:45,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:58:45,402 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:58:45,402 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:58:45,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:58:45,403 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:58:45,403 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:58:45,403 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_1d8a573f-8548-40bd-8613-ac91e083a915/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef [2021-11-13 18:58:45,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:58:45,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:58:45,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:58:45,669 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:58:45,669 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:58:45,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix037.opt.i [2021-11-13 18:58:45,765 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/data/05a514323/e39cf09a4dad42798b9c0b3f31ff5e68/FLAG0b1603cd4 [2021-11-13 18:58:46,296 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:58:46,297 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/sv-benchmarks/c/pthread-wmm/mix037.opt.i [2021-11-13 18:58:46,324 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/data/05a514323/e39cf09a4dad42798b9c0b3f31ff5e68/FLAG0b1603cd4 [2021-11-13 18:58:46,590 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/data/05a514323/e39cf09a4dad42798b9c0b3f31ff5e68 [2021-11-13 18:58:46,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:58:46,593 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:58:46,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:58:46,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:58:46,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:58:46,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:58:46" (1/1) ... [2021-11-13 18:58:46,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630e2c02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:46, skipping insertion in model container [2021-11-13 18:58:46,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:58:46" (1/1) ... [2021-11-13 18:58:46,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:58:46,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:58:46,860 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_1d8a573f-8548-40bd-8613-ac91e083a915/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2021-11-13 18:58:47,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:58:47,057 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:58:47,068 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_1d8a573f-8548-40bd-8613-ac91e083a915/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2021-11-13 18:58:47,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:58:47,152 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:58:47,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:47 WrapperNode [2021-11-13 18:58:47,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:58:47,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:58:47,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:58:47,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:58:47,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:47" (1/1) ... [2021-11-13 18:58:47,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:47" (1/1) ... [2021-11-13 18:58:47,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:58:47,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:58:47,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:58:47,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:58:47,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:47" (1/1) ... [2021-11-13 18:58:47,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:47" (1/1) ... [2021-11-13 18:58:47,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:47" (1/1) ... [2021-11-13 18:58:47,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:47" (1/1) ... [2021-11-13 18:58:47,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:47" (1/1) ... [2021-11-13 18:58:47,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:47" (1/1) ... [2021-11-13 18:58:47,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:47" (1/1) ... [2021-11-13 18:58:47,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:58:47,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:58:47,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:58:47,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:58:47,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:47" (1/1) ... [2021-11-13 18:58:47,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:58:47,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:58:47,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:58:47,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:58:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:58:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:58:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:58:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:58:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:58:47,358 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:58:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:58:47,358 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:58:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:58:47,358 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:58:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-13 18:58:47,359 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-13 18:58:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:58:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:58:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:58:47,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:58:47,361 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 18:58:48,319 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:58:48,320 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:58:48,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:58:48 BoogieIcfgContainer [2021-11-13 18:58:48,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:58:48,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:58:48,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:58:48,328 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:58:48,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:58:46" (1/3) ... [2021-11-13 18:58:48,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3032efa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:58:48, skipping insertion in model container [2021-11-13 18:58:48,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:47" (2/3) ... [2021-11-13 18:58:48,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3032efa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:58:48, skipping insertion in model container [2021-11-13 18:58:48,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:58:48" (3/3) ... [2021-11-13 18:58:48,331 INFO L111 eAbstractionObserver]: Analyzing ICFG mix037.opt.i [2021-11-13 18:58:48,337 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:58:48,337 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:58:48,337 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:58:48,337 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:58:48,377 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,377 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,378 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,378 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,378 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,378 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,379 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,379 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,379 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,404 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,404 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,404 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,405 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,405 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,405 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,405 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,405 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,405 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,405 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,405 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,406 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,406 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,406 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,406 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,406 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,406 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,407 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,407 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,407 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,407 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,407 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,407 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,407 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,407 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,411 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,411 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,411 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,411 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,411 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,412 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,412 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,412 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,412 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,412 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,413 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,413 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,413 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,415 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,415 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,415 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,415 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,416 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,416 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,416 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,416 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,417 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,417 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,417 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,417 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,417 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,422 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,422 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,423 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,423 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,428 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,430 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,430 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,430 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,430 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,433 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,433 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,435 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,435 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,435 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,435 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,436 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,436 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,436 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,436 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,437 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,437 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,437 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,437 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,437 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,438 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,439 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,439 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,439 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,439 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,442 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,442 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,442 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,443 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,444 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,444 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,444 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,445 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,445 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,445 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,445 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,454 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,454 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,454 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,454 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,455 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,455 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,455 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,455 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,455 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,456 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,456 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,456 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,457 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,457 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,457 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,458 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,458 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,459 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,459 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,459 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,459 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,459 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,460 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,460 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,460 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,460 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,460 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,461 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,461 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,461 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,461 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,461 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,462 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,462 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,462 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,462 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,462 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,463 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,463 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,463 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,463 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,463 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,464 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,464 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,465 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,465 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,465 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,465 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:58:48,524 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:58:48,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:58:48,533 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:58:48,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:58:48,582 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:58:48,591 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 18:58:48,592 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-13 18:58:48,812 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,813 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,813 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,813 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,814 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,814 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,814 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,815 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,815 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,815 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,816 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,816 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,816 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,819 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,853 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,871 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,872 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,872 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,872 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,873 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,873 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,873 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,874 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,874 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,874 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,875 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,875 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,875 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:48,925 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 18:58:48,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:48,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1814639041, now seen corresponding path program 1 times [2021-11-13 18:58:48,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:48,939 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238005269] [2021-11-13 18:58:48,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:48,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:49,198 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 18:58:49,198 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:49,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238005269] [2021-11-13 18:58:49,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238005269] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:49,199 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:49,200 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:58:49,201 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643964297] [2021-11-13 18:58:49,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:49,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:58:49,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:49,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:58:49,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:58:49,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:49,237 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:49,239 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 18:58:49,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:49,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:49,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:58:49,336 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 18:58:49,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:49,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1834671337, now seen corresponding path program 1 times [2021-11-13 18:58:49,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:49,339 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694874982] [2021-11-13 18:58:49,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:49,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:49,837 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 18:58:49,837 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:49,837 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694874982] [2021-11-13 18:58:49,838 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694874982] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:49,838 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:49,838 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:58:49,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129161818] [2021-11-13 18:58:49,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:49,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:58:49,841 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:49,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:58:49,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:58:49,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:49,843 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:49,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 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 18:58:49,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:49,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:50,062 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,062 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,063 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,063 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,063 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,064 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,064 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,064 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,064 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,065 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,065 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,065 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,066 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,086 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,087 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,087 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,087 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,088 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,088 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,088 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,088 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,089 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,089 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,089 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,090 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,090 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,138 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,138 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,139 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,139 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,139 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,140 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,140 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,140 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,141 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,141 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,141 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,141 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,142 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:50,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:50,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:58:50,266 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 18:58:50,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:50,267 INFO L85 PathProgramCache]: Analyzing trace with hash -1424293845, now seen corresponding path program 1 times [2021-11-13 18:58:50,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:50,267 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836907639] [2021-11-13 18:58:50,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:50,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:50,598 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 18:58:50,598 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:50,598 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836907639] [2021-11-13 18:58:50,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836907639] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:50,599 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:50,599 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:58:50,599 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344985495] [2021-11-13 18:58:50,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:50,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:58:50,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:50,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:58:50,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:58:50,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:50,601 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:50,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 6 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:50,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:50,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:50,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:50,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:50,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:50,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:50,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:58:50,769 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 18:58:50,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:50,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1098124011, now seen corresponding path program 2 times [2021-11-13 18:58:50,770 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:50,770 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642587274] [2021-11-13 18:58:50,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:50,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:50,922 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 18:58:50,922 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:50,922 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642587274] [2021-11-13 18:58:50,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642587274] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:50,923 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:50,923 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 18:58:50,923 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230769371] [2021-11-13 18:58:50,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:50,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:58:50,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:50,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:58:50,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:58:50,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:50,925 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:50,925 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.625) internal successors, (109), 8 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:58:50,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:50,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:50,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:50,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:50,991 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,992 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,992 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,993 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,993 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,993 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,993 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,994 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,994 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,994 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,994 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,995 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,995 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:50,995 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,058 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,081 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,083 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:51,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:51,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:51,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:51,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:58:51,171 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 18:58:51,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:51,182 INFO L85 PathProgramCache]: Analyzing trace with hash 2084560221, now seen corresponding path program 1 times [2021-11-13 18:58:51,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:51,182 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925315198] [2021-11-13 18:58:51,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:51,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:51,395 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 18:58:51,395 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:51,396 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925315198] [2021-11-13 18:58:51,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925315198] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:51,396 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:51,396 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:58:51,396 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768385913] [2021-11-13 18:58:51,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:51,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:58:51,397 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:51,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:58:51,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:58:51,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:51,398 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:51,399 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 18:58:51,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:51,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:51,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:51,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:51,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:51,572 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,573 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,573 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,573 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,573 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,574 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,574 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,574 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,574 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,574 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,575 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,575 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,575 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,602 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,603 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,603 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,603 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,603 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,603 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,604 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,604 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,604 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,604 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,604 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,605 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,605 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,639 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,640 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,640 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,641 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,641 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,641 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,641 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,642 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,642 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,642 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,643 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,643 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,643 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,643 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,693 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,694 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,694 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,694 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,694 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,695 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,695 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,695 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,695 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,695 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,696 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,696 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,696 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:51,702 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:58:52,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:52,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 18:58:52,870 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 18:58:52,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:52,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1013678441, now seen corresponding path program 2 times [2021-11-13 18:58:52,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:52,872 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685767005] [2021-11-13 18:58:52,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:52,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:53,090 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 18:58:53,090 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:53,091 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685767005] [2021-11-13 18:58:53,091 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685767005] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:53,092 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:53,092 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:58:53,092 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731978773] [2021-11-13 18:58:53,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:53,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:58:53,093 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:53,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:58:53,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:58:53,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:53,094 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:53,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.666666666666668) internal successors, (112), 6 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 18:58:53,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:53,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:53,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:53,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:53,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:53,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:53,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 18:58:53,471 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 18:58:53,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:53,473 INFO L85 PathProgramCache]: Analyzing trace with hash -563711113, now seen corresponding path program 3 times [2021-11-13 18:58:53,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:53,473 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461258653] [2021-11-13 18:58:53,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:53,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:58:53,642 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 18:58:53,643 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:58:53,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461258653] [2021-11-13 18:58:53,647 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461258653] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:58:53,648 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:58:53,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:58:53,648 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539378035] [2021-11-13 18:58:53,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:58:53,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:58:53,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:58:53,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:58:53,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:58:53,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:53,651 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:58:53,651 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 18:58:53,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:53,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:53,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:53,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:53,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:53,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:53,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:53,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:58:53,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:58:53,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:53,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:58:53,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:53,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:58:53,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:58:53,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 18:58:53,923 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 18:58:53,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:58:53,923 INFO L85 PathProgramCache]: Analyzing trace with hash -834453139, now seen corresponding path program 4 times [2021-11-13 18:58:53,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:58:53,924 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226244728] [2021-11-13 18:58:53,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:58:53,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:58:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:58:53,979 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:58:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:58:54,094 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:58:54,094 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:58:54,095 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-13 18:58:54,097 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-13 18:58:54,097 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-13 18:58:54,097 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-13 18:58:54,098 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-13 18:58:54,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 18:58:54,115 INFO L732 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1] [2021-11-13 18:58:54,116 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2021-11-13 18:58:54,120 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:58:54,120 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:58:54,340 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 18:58:54,343 INFO L158 Benchmark]: Toolchain (without parser) took 7749.21ms. Allocated memory was 92.3MB in the beginning and 211.8MB in the end (delta: 119.5MB). Free memory was 55.8MB in the beginning and 112.5MB in the end (delta: -56.7MB). Peak memory consumption was 130.8MB. Max. memory is 16.1GB. [2021-11-13 18:58:54,343 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 92.3MB. Free memory was 62.4MB in the beginning and 62.3MB in the end (delta: 30.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:58:54,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 543.59ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 54.0MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:58:54,344 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.21ms. Allocated memory is still 92.3MB. Free memory was 54.0MB in the beginning and 51.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:58:54,345 INFO L158 Benchmark]: Boogie Preprocessor took 37.82ms. Allocated memory is still 92.3MB. Free memory was 51.4MB in the beginning and 49.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:58:54,345 INFO L158 Benchmark]: RCFGBuilder took 1047.79ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 49.1MB in the beginning and 44.9MB in the end (delta: 4.2MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2021-11-13 18:58:54,346 INFO L158 Benchmark]: TraceAbstraction took 6017.96ms. Allocated memory was 117.4MB in the beginning and 211.8MB in the end (delta: 94.4MB). Free memory was 44.9MB in the beginning and 112.5MB in the end (delta: -67.6MB). Peak memory consumption was 96.0MB. Max. memory is 16.1GB. [2021-11-13 18:58:54,348 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 92.3MB. Free memory was 62.4MB in the beginning and 62.3MB in the end (delta: 30.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 543.59ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 54.0MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.21ms. Allocated memory is still 92.3MB. Free memory was 54.0MB in the beginning and 51.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.82ms. Allocated memory is still 92.3MB. Free memory was 51.4MB in the beginning and 49.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1047.79ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 49.1MB in the beginning and 44.9MB in the end (delta: 4.2MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. * TraceAbstraction took 6017.96ms. Allocated memory was 117.4MB in the beginning and 211.8MB in the end (delta: 94.4MB). Free memory was 44.9MB in the beginning and 112.5MB in the end (delta: -67.6MB). Peak memory consumption was 96.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 49900, positive: 48675, positive conditional: 46104, positive unconditional: 2571, negative: 1225, negative conditional: 1187, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49492, positive: 48675, positive conditional: 46104, positive unconditional: 2571, negative: 817, negative conditional: 779, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 49492, positive: 48675, positive conditional: 46104, positive unconditional: 2571, negative: 817, negative conditional: 779, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 54720, positive: 48675, positive conditional: 45560, positive unconditional: 3115, negative: 6045, negative conditional: 5228, negative unconditional: 817, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 54720, positive: 48675, positive conditional: 7275, positive unconditional: 41400, negative: 6045, negative conditional: 306, negative unconditional: 5739, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54720, positive: 48675, positive conditional: 7275, positive unconditional: 41400, negative: 6045, negative conditional: 306, negative unconditional: 5739, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2630, positive: 2588, positive conditional: 17, positive unconditional: 2571, negative: 42, negative conditional: 3, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2630, positive: 2559, positive conditional: 0, positive unconditional: 2559, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 71, positive: 29, positive conditional: 17, positive unconditional: 12, negative: 42, negative conditional: 3, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 610, positive: 120, positive conditional: 101, positive unconditional: 19, negative: 491, negative conditional: 4, negative unconditional: 486, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 54720, positive: 46087, positive conditional: 7258, positive unconditional: 38829, negative: 6003, negative conditional: 303, negative unconditional: 5700, unknown: 2630, unknown conditional: 20, unknown unconditional: 2610] , Statistics on independence cache: Total cache size (in pairs): 2630, Positive cache size: 2588, Positive conditional cache size: 17, Positive unconditional cache size: 2571, Negative cache size: 42, Negative conditional cache size: 3, Negative unconditional cache size: 39, Eliminated conditions: 43207, Maximal queried relation: 6, Independence queries for same thread: 408 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 913.12ms, Number of persistent set computation: 3083, Number of trivial persistent sets: 2269, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2609, positive: 2571, positive conditional: 0, positive unconditional: 2571, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 49900, positive: 48675, positive conditional: 46104, positive unconditional: 2571, negative: 1225, negative conditional: 1187, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49492, positive: 48675, positive conditional: 46104, positive unconditional: 2571, negative: 817, negative conditional: 779, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 49492, positive: 48675, positive conditional: 46104, positive unconditional: 2571, negative: 817, negative conditional: 779, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 54720, positive: 48675, positive conditional: 45560, positive unconditional: 3115, negative: 6045, negative conditional: 5228, negative unconditional: 817, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 54720, positive: 48675, positive conditional: 7275, positive unconditional: 41400, negative: 6045, negative conditional: 306, negative unconditional: 5739, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54720, positive: 48675, positive conditional: 7275, positive unconditional: 41400, negative: 6045, negative conditional: 306, negative unconditional: 5739, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2630, positive: 2588, positive conditional: 17, positive unconditional: 2571, negative: 42, negative conditional: 3, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2630, positive: 2559, positive conditional: 0, positive unconditional: 2559, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 71, positive: 29, positive conditional: 17, positive unconditional: 12, negative: 42, negative conditional: 3, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 610, positive: 120, positive conditional: 101, positive unconditional: 19, negative: 491, negative conditional: 4, negative unconditional: 486, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 54720, positive: 46087, positive conditional: 7258, positive unconditional: 38829, negative: 6003, negative conditional: 303, negative unconditional: 5700, unknown: 2630, unknown conditional: 20, unknown unconditional: 2610] , Statistics on independence cache: Total cache size (in pairs): 2630, Positive cache size: 2588, Positive conditional cache size: 17, Positive unconditional cache size: 2571, Negative cache size: 42, Negative conditional cache size: 3, Negative unconditional cache size: 39, Eliminated conditions: 43207, Maximal queried relation: 6, Independence queries for same thread: 408 - 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 18:58:54,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:54,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/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_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/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_1d8a573f-8548-40bd-8613-ac91e083a915/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 be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:58:57,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:58:57,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:58:57,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:58:57,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:58:57,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:58:57,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:58:57,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:58:57,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:58:57,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:58:57,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:58:57,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:58:57,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:58:57,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:58:57,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:58:57,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:58:57,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:58:57,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:58:57,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:58:57,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:58:57,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:58:57,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:58:57,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:58:57,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:58:57,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:58:57,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:58:57,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:58:57,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:58:57,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:58:57,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:58:57,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:58:57,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:58:57,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:58:57,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:58:57,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:58:57,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:58:57,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:58:57,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:58:57,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:58:57,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:58:57,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:58:57,214 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-13 18:58:57,256 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:58:57,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:58:57,257 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:58:57,257 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:58:57,258 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:58:57,258 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:58:57,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:58:57,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:58:57,260 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:58:57,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:58:57,261 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:58:57,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:58:57,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:58:57,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:58:57,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:58:57,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:58:57,263 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:58:57,263 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:58:57,263 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:58:57,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:58:57,264 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:58:57,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:58:57,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:58:57,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:58:57,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:58:57,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:58:57,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:58:57,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:58:57,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:58:57,266 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:58:57,266 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:58:57,267 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:58:57,267 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:58:57,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:58:57,267 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:58:57,268 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:58:57,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:58:57,268 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_1d8a573f-8548-40bd-8613-ac91e083a915/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef [2021-11-13 18:58:57,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:58:57,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:58:57,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:58:57,654 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:58:57,655 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:58:57,656 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix037.opt.i [2021-11-13 18:58:57,733 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/data/30a4019a3/0617ede93d494448b80d2c1e374ac1d2/FLAG33b863e64 [2021-11-13 18:58:58,455 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:58:58,456 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/sv-benchmarks/c/pthread-wmm/mix037.opt.i [2021-11-13 18:58:58,473 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/data/30a4019a3/0617ede93d494448b80d2c1e374ac1d2/FLAG33b863e64 [2021-11-13 18:58:58,671 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/data/30a4019a3/0617ede93d494448b80d2c1e374ac1d2 [2021-11-13 18:58:58,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:58:58,677 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:58:58,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:58:58,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:58:58,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:58:58,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:58:58" (1/1) ... [2021-11-13 18:58:58,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10b0f1a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:58, skipping insertion in model container [2021-11-13 18:58:58,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:58:58" (1/1) ... [2021-11-13 18:58:58,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:58:58,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:58:58,908 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_1d8a573f-8548-40bd-8613-ac91e083a915/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2021-11-13 18:58:59,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:58:59,167 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:58:59,186 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_1d8a573f-8548-40bd-8613-ac91e083a915/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2021-11-13 18:58:59,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:58:59,290 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:58:59,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:59 WrapperNode [2021-11-13 18:58:59,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:58:59,292 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:58:59,292 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:58:59,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:58:59,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:59" (1/1) ... [2021-11-13 18:58:59,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:59" (1/1) ... [2021-11-13 18:58:59,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:58:59,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:58:59,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:58:59,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:58:59,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:59" (1/1) ... [2021-11-13 18:58:59,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:59" (1/1) ... [2021-11-13 18:58:59,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:59" (1/1) ... [2021-11-13 18:58:59,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:59" (1/1) ... [2021-11-13 18:58:59,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:59" (1/1) ... [2021-11-13 18:58:59,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:59" (1/1) ... [2021-11-13 18:58:59,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:59" (1/1) ... [2021-11-13 18:58:59,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:58:59,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:58:59,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:58:59,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:58:59,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:59" (1/1) ... [2021-11-13 18:58:59,477 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:58:59,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:58:59,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:58:59,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:58:59,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:58:59,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:58:59,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:58:59,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 18:58:59,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 18:58:59,564 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:58:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:58:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:58:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:58:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:58:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:58:59,566 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-13 18:58:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-13 18:58:59,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:58:59,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:58:59,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:58:59,569 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 18:59:00,489 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:59:00,489 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:59:00,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:59:00 BoogieIcfgContainer [2021-11-13 18:59:00,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:59:00,493 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:59:00,493 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:59:00,523 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:59:00,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:58:58" (1/3) ... [2021-11-13 18:59:00,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1553d04b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:59:00, skipping insertion in model container [2021-11-13 18:59:00,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:58:59" (2/3) ... [2021-11-13 18:59:00,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1553d04b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:59:00, skipping insertion in model container [2021-11-13 18:59:00,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:59:00" (3/3) ... [2021-11-13 18:59:00,526 INFO L111 eAbstractionObserver]: Analyzing ICFG mix037.opt.i [2021-11-13 18:59:00,532 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:59:00,532 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:59:00,532 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:59:00,532 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:59:00,596 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,597 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,597 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,597 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,597 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,597 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,598 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,598 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,598 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,598 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,599 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,600 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,600 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,600 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,600 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,600 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,601 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,601 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,602 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,602 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,602 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,603 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,603 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,603 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,604 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,604 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,604 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,605 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,605 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,605 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,605 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,605 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,606 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,606 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,606 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,606 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,606 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,606 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,607 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,607 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,607 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,607 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,607 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,607 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,608 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,608 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,608 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,608 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,609 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,609 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,609 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,609 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,609 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,609 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,610 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,610 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,610 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,610 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,610 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,610 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,611 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,611 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,611 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,611 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,611 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,611 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,612 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,612 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,612 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,612 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,615 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,615 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,615 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,615 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,615 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,615 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,616 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,616 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,617 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,617 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,620 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,620 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,620 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,620 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,620 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,621 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,621 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,621 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,621 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,627 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,627 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,628 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,628 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,628 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,628 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,628 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,628 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,629 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,630 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,630 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,630 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,630 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,630 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,630 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,631 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,631 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,631 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,631 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,633 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,634 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,634 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,634 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,635 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,635 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,635 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,635 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,635 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,636 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,637 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,638 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,638 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,638 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,638 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,639 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,639 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,639 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,639 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,640 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,640 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,643 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,643 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,643 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,644 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,644 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,644 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,645 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,645 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,645 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,649 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,649 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,651 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,652 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,652 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,652 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,653 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,653 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,654 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,654 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,654 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,654 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,656 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,656 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,656 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,656 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,657 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,657 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,657 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,657 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,657 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,658 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,658 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,658 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,658 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,658 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,658 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,659 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,659 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,659 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,659 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,659 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,660 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,660 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,660 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,660 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,660 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,660 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,661 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,662 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,662 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,662 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,663 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:00,663 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:59:00,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:59:00,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:59:00,737 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:59:00,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:59:00,781 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:59:00,793 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 18:59:00,793 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-13 18:59:01,079 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,079 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,080 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,080 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,080 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,081 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,085 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,085 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,086 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,086 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,086 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,087 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,087 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,091 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,131 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,153 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,153 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,154 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,154 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,154 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,155 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,155 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,155 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,155 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,156 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,156 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,156 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,156 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:01,217 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 18:59:01,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:59:01,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1586615855, now seen corresponding path program 1 times [2021-11-13 18:59:01,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:59:01,238 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1658597198] [2021-11-13 18:59:01,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:59:01,238 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:59:01,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:59:01,243 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:59:01,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 18:59:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:59:01,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 18:59:01,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:59:01,704 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 18:59:01,704 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:59:01,850 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 18:59:01,851 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:59:01,852 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1658597198] [2021-11-13 18:59:01,852 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1658597198] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:59:01,853 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:59:01,853 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-13 18:59:01,854 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470245200] [2021-11-13 18:59:01,855 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:59:01,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:59:01,861 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:59:01,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:59:01,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:59:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:01,885 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:59:01,886 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 18:59:01,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:01,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:01,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:59:02,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:59:02,154 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 18:59:02,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:59:02,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1329427015, now seen corresponding path program 1 times [2021-11-13 18:59:02,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:59:02,156 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [48636607] [2021-11-13 18:59:02,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:59:02,156 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:59:02,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:59:02,158 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:59:02,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-13 18:59:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:59:02,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:59:02,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:59:02,680 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 18:59:02,680 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:59:02,969 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 18:59:02,969 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:59:02,970 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [48636607] [2021-11-13 18:59:02,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [48636607] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:59:02,970 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:59:02,970 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2021-11-13 18:59:02,970 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634611919] [2021-11-13 18:59:02,971 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:59:02,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:59:02,973 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:59:02,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:59:02,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:59:02,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:02,974 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:59:02,974 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 18:59:02,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:02,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:03,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:03,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:59:03,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:59:03,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:59:03,407 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 18:59:03,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:59:03,407 INFO L85 PathProgramCache]: Analyzing trace with hash 1954015586, now seen corresponding path program 1 times [2021-11-13 18:59:03,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:59:03,408 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [591008494] [2021-11-13 18:59:03,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:59:03,409 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:59:03,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:59:03,410 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:59:03,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 18:59:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:59:03,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 18:59:03,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:59:03,901 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 18:59:03,901 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:59:04,238 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 18:59:04,239 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:59:04,239 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [591008494] [2021-11-13 18:59:04,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [591008494] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:59:04,240 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:59:04,240 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 11 [2021-11-13 18:59:04,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940346496] [2021-11-13 18:59:04,240 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:59:04,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 18:59:04,242 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:59:04,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 18:59:04,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-13 18:59:04,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:04,244 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:59:04,244 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 18:59:04,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:04,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:59:04,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:04,326 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,327 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,327 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,328 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,328 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,328 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,328 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,329 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,329 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,329 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,330 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,330 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,330 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,330 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,375 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,375 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,375 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,375 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,376 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,376 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,376 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,376 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,377 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,377 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,377 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,377 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,377 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,460 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,495 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,496 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:04,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:04,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:59:04,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:59:04,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:59:04,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:59:04,806 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 18:59:04,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:59:04,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1286015663, now seen corresponding path program 1 times [2021-11-13 18:59:04,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:59:04,807 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [440476123] [2021-11-13 18:59:04,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:59:04,808 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:59:04,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:59:04,809 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:59:04,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 18:59:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:59:05,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:59:05,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:59:05,255 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 18:59:05,256 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:59:05,609 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 18:59:05,609 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:59:05,609 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [440476123] [2021-11-13 18:59:05,609 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [440476123] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:59:05,610 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:59:05,610 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 18:59:05,610 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569239953] [2021-11-13 18:59:05,610 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:59:05,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:59:05,611 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:59:05,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:59:05,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:59:05,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:05,612 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:59:05,613 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 18:59:05,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:05,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:59:05,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:59:05,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:05,843 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,843 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,844 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,844 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,844 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,844 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,845 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,845 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,845 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,845 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,846 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,846 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,846 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,872 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,873 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,873 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,873 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,873 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,874 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,874 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,874 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,874 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,875 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,875 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,875 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,875 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,905 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,906 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,906 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,906 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,907 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,907 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,907 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,907 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,908 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,908 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,908 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,908 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,908 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,909 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,937 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,938 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,938 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,938 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,939 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,939 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,939 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,939 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,940 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,940 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,940 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,940 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,941 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:05,942 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:59:07,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:07,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:59:07,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:59:07,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:59:07,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:59:07,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:59:07,281 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 18:59:07,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:59:07,282 INFO L85 PathProgramCache]: Analyzing trace with hash -204343609, now seen corresponding path program 2 times [2021-11-13 18:59:07,283 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:59:07,283 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2018653611] [2021-11-13 18:59:07,283 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:59:07,284 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:59:07,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:59:07,285 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:59:07,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-13 18:59:07,472 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:59:07,472 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:59:07,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:59:07,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:59:07,678 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 18:59:07,678 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:59:07,962 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 18:59:07,963 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:59:07,963 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2018653611] [2021-11-13 18:59:07,964 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2018653611] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:59:07,964 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:59:07,964 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-13 18:59:07,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68245812] [2021-11-13 18:59:07,965 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:59:07,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:59:07,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:59:07,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:59:07,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:59:07,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:07,967 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:59:07,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 13.3) internal successors, (133), 10 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:59:07,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:07,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:59:07,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:59:07,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:59:07,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:08,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:08,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:59:08,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:59:08,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:59:08,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:59:08,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:59:08,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:59:08,604 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 18:59:08,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:59:08,605 INFO L85 PathProgramCache]: Analyzing trace with hash 360680299, now seen corresponding path program 3 times [2021-11-13 18:59:08,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:59:08,606 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1545871434] [2021-11-13 18:59:08,606 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:59:08,606 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:59:08,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:59:08,607 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:59:08,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-13 18:59:08,758 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-13 18:59:08,758 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:59:08,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:59:08,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:59:09,031 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 18:59:09,031 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:59:09,357 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 18:59:09,358 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:59:09,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1545871434] [2021-11-13 18:59:09,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1545871434] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:59:09,358 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:59:09,358 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 18:59:09,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058417721] [2021-11-13 18:59:09,359 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:59:09,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:59:09,359 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:59:09,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:59:09,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:59:09,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:09,360 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:59:09,361 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 12.416666666666666) internal successors, (149), 12 states have internal predecessors, (149), 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 18:59:09,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:09,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:59:09,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:59:09,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:59:09,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:59:09,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:09,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:59:09,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:59:09,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:59:09,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:59:09,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:59:09,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:59:09,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:59:09,845 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:59:09,845 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 18:59:09,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:59:09,845 INFO L85 PathProgramCache]: Analyzing trace with hash 89938273, now seen corresponding path program 4 times [2021-11-13 18:59:09,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:59:09,846 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1212570853] [2021-11-13 18:59:09,847 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-13 18:59:09,847 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:59:09,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:59:09,848 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:59:09,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-13 18:59:10,051 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-13 18:59:10,051 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:59:10,051 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:59:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:59:10,428 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-13 18:59:10,428 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:59:10,429 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-13 18:59:10,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-13 18:59:10,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-13 18:59:10,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-13 18:59:10,434 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-13 18:59:10,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:59:10,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:59:10,658 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1] [2021-11-13 18:59:10,658 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2021-11-13 18:59:10,662 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:59:10,663 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:59:10,842 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 18:59:10,844 INFO L158 Benchmark]: Toolchain (without parser) took 12166.90ms. Allocated memory was 65.0MB in the beginning and 161.5MB in the end (delta: 96.5MB). Free memory was 43.8MB in the beginning and 61.9MB in the end (delta: -18.1MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. [2021-11-13 18:59:10,845 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:59:10,845 INFO L158 Benchmark]: CACSL2BoogieTranslator took 609.44ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 37.3MB in the end (delta: 6.3MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2021-11-13 18:59:10,846 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.97ms. Allocated memory is still 65.0MB. Free memory was 37.1MB in the beginning and 34.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:59:10,846 INFO L158 Benchmark]: Boogie Preprocessor took 84.56ms. Allocated memory is still 65.0MB. Free memory was 34.6MB in the beginning and 32.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 18:59:10,847 INFO L158 Benchmark]: RCFGBuilder took 1031.73ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 32.1MB in the beginning and 35.3MB in the end (delta: -3.3MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2021-11-13 18:59:10,847 INFO L158 Benchmark]: TraceAbstraction took 10350.64ms. Allocated memory was 81.8MB in the beginning and 161.5MB in the end (delta: 79.7MB). Free memory was 35.0MB in the beginning and 61.9MB in the end (delta: -27.0MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. [2021-11-13 18:59:10,855 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 609.44ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 37.3MB in the end (delta: 6.3MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.97ms. Allocated memory is still 65.0MB. Free memory was 37.1MB in the beginning and 34.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.56ms. Allocated memory is still 65.0MB. Free memory was 34.6MB in the beginning and 32.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1031.73ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 32.1MB in the beginning and 35.3MB in the end (delta: -3.3MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * TraceAbstraction took 10350.64ms. Allocated memory was 81.8MB in the beginning and 161.5MB in the end (delta: 79.7MB). Free memory was 35.0MB in the beginning and 61.9MB in the end (delta: -27.0MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 45709, positive: 44561, positive conditional: 42130, positive unconditional: 2431, negative: 1148, negative conditional: 1113, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45331, positive: 44561, positive conditional: 42130, positive unconditional: 2431, negative: 770, negative conditional: 735, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 45331, positive: 44561, positive conditional: 42130, positive unconditional: 2431, negative: 770, negative conditional: 735, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 50589, positive: 44561, positive conditional: 41525, positive unconditional: 3036, negative: 6028, negative conditional: 5258, negative unconditional: 770, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 50589, positive: 44561, positive conditional: 6727, positive unconditional: 37834, negative: 6028, negative conditional: 280, negative unconditional: 5748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50589, positive: 44561, positive conditional: 6727, positive unconditional: 37834, negative: 6028, negative conditional: 280, negative unconditional: 5748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2482, positive: 2444, positive conditional: 13, positive unconditional: 2431, negative: 38, negative conditional: 2, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2482, positive: 2419, positive conditional: 0, positive unconditional: 2419, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 38, negative conditional: 2, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 671, positive: 124, positive conditional: 18, positive unconditional: 106, negative: 547, negative conditional: 5, negative unconditional: 542, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 50589, positive: 42117, positive conditional: 6714, positive unconditional: 35403, negative: 5990, negative conditional: 278, negative unconditional: 5712, unknown: 2482, unknown conditional: 15, unknown unconditional: 2467] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2444, Positive conditional cache size: 13, Positive unconditional cache size: 2431, Negative cache size: 38, Negative conditional cache size: 2, Negative unconditional cache size: 36, Eliminated conditions: 39776, Maximal queried relation: 5, Independence queries for same thread: 378 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1082.47ms, Number of persistent set computation: 3057, Number of trivial persistent sets: 2248, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2466, positive: 2431, positive conditional: 0, positive unconditional: 2431, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 45709, positive: 44561, positive conditional: 42130, positive unconditional: 2431, negative: 1148, negative conditional: 1113, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45331, positive: 44561, positive conditional: 42130, positive unconditional: 2431, negative: 770, negative conditional: 735, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 45331, positive: 44561, positive conditional: 42130, positive unconditional: 2431, negative: 770, negative conditional: 735, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 50589, positive: 44561, positive conditional: 41525, positive unconditional: 3036, negative: 6028, negative conditional: 5258, negative unconditional: 770, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 50589, positive: 44561, positive conditional: 6727, positive unconditional: 37834, negative: 6028, negative conditional: 280, negative unconditional: 5748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50589, positive: 44561, positive conditional: 6727, positive unconditional: 37834, negative: 6028, negative conditional: 280, negative unconditional: 5748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2482, positive: 2444, positive conditional: 13, positive unconditional: 2431, negative: 38, negative conditional: 2, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2482, positive: 2419, positive conditional: 0, positive unconditional: 2419, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 38, negative conditional: 2, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 671, positive: 124, positive conditional: 18, positive unconditional: 106, negative: 547, negative conditional: 5, negative unconditional: 542, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 50589, positive: 42117, positive conditional: 6714, positive unconditional: 35403, negative: 5990, negative conditional: 278, negative unconditional: 5712, unknown: 2482, unknown conditional: 15, unknown unconditional: 2467] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2444, Positive conditional cache size: 13, Positive unconditional cache size: 2431, Negative cache size: 38, Negative conditional cache size: 2, Negative unconditional cache size: 36, Eliminated conditions: 39776, Maximal queried relation: 5, Independence queries for same thread: 378 - 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 18:59:10,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:59:11,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d8a573f-8548-40bd-8613-ac91e083a915/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null