./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix033.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_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/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_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix033.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/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_75fbcde0-c443-47ca-bd41-60fb2b41c703/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 eb14ef07a6b26c4855460091e3932f356dd44c86cf5744c08658c1a06a447e8e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:57:30,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:57:30,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:57:30,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:57:30,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:57:30,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:57:30,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:57:30,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:57:30,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:57:30,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:57:30,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:57:30,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:57:30,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:57:30,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:57:30,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:57:30,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:57:30,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:57:30,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:57:30,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:57:30,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:57:30,316 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:57:30,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:57:30,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:57:30,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:57:30,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:57:30,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:57:30,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:57:30,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:57:30,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:57:30,331 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:57:30,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:57:30,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:57:30,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:57:30,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:57:30,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:57:30,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:57:30,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:57:30,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:57:30,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:57:30,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:57:30,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:57:30,342 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-13 18:57:30,372 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:57:30,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:57:30,372 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:57:30,373 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:57:30,374 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:57:30,374 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:57:30,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:57:30,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:57:30,376 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:57:30,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:57:30,376 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:57:30,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:57:30,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:57:30,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:57:30,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:57:30,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:57:30,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:57:30,378 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:57:30,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:57:30,379 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:57:30,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:57:30,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:57:30,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:57:30,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 18:57:30,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:57:30,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:30,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:57:30,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:57:30,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:57:30,382 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:57:30,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:57:30,382 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:57:30,383 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:57:30,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:57:30,383 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:57:30,383 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:57:30,384 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_75fbcde0-c443-47ca-bd41-60fb2b41c703/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb14ef07a6b26c4855460091e3932f356dd44c86cf5744c08658c1a06a447e8e [2021-11-13 18:57:30,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:57:30,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:57:30,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:57:30,742 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:57:30,743 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:57:30,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix033.opt.i [2021-11-13 18:57:30,834 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/data/a24ecb06a/0ccbb4504a1c47ab90798da64dabafc2/FLAG67daa504f [2021-11-13 18:57:31,491 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:57:31,491 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/sv-benchmarks/c/pthread-wmm/mix033.opt.i [2021-11-13 18:57:31,508 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/data/a24ecb06a/0ccbb4504a1c47ab90798da64dabafc2/FLAG67daa504f [2021-11-13 18:57:31,770 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/data/a24ecb06a/0ccbb4504a1c47ab90798da64dabafc2 [2021-11-13 18:57:31,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:57:31,776 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:57:31,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:31,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:57:31,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:57:31,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:31" (1/1) ... [2021-11-13 18:57:31,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@215b369d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:31, skipping insertion in model container [2021-11-13 18:57:31,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:31" (1/1) ... [2021-11-13 18:57:31,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:57:31,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:57:32,110 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_75fbcde0-c443-47ca-bd41-60fb2b41c703/sv-benchmarks/c/pthread-wmm/mix033.opt.i[944,957] [2021-11-13 18:57:32,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:32,413 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:57:32,427 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_75fbcde0-c443-47ca-bd41-60fb2b41c703/sv-benchmarks/c/pthread-wmm/mix033.opt.i[944,957] [2021-11-13 18:57:32,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:32,515 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:57:32,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:32 WrapperNode [2021-11-13 18:57:32,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:32,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:32,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:57:32,518 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:57:32,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:32" (1/1) ... [2021-11-13 18:57:32,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:32" (1/1) ... [2021-11-13 18:57:32,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:32,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:57:32,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:57:32,579 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:57:32,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:32" (1/1) ... [2021-11-13 18:57:32,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:32" (1/1) ... [2021-11-13 18:57:32,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:32" (1/1) ... [2021-11-13 18:57:32,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:32" (1/1) ... [2021-11-13 18:57:32,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:32" (1/1) ... [2021-11-13 18:57:32,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:32" (1/1) ... [2021-11-13 18:57:32,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:32" (1/1) ... [2021-11-13 18:57:32,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:57:32,624 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:57:32,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:57:32,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:57:32,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:32" (1/1) ... [2021-11-13 18:57:32,645 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:32,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:32,674 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:32,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:57:32,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:57:32,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:57:32,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:57:32,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:57:32,721 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:57:32,721 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:57:32,721 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:57:32,721 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:57:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:57:32,722 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:57:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:57:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:57:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:57:32,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:57:32,725 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 18:57:34,024 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:57:34,025 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:57:34,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:34 BoogieIcfgContainer [2021-11-13 18:57:34,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:57:34,034 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:57:34,034 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:57:34,038 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:57:34,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:57:31" (1/3) ... [2021-11-13 18:57:34,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14c8f1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:34, skipping insertion in model container [2021-11-13 18:57:34,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:32" (2/3) ... [2021-11-13 18:57:34,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14c8f1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:34, skipping insertion in model container [2021-11-13 18:57:34,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:34" (3/3) ... [2021-11-13 18:57:34,047 INFO L111 eAbstractionObserver]: Analyzing ICFG mix033.opt.i [2021-11-13 18:57:34,053 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:57:34,054 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:57:34,054 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:57:34,054 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:57:34,110 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,110 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,111 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,111 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,111 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,111 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,112 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,112 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,113 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,113 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,114 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,114 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,116 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,116 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,116 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,117 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,117 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,117 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,117 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,118 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,120 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,121 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,121 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,121 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,122 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,122 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,122 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,123 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,123 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,123 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,123 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,124 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,124 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,124 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,124 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,125 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,125 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,125 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,125 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,126 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,126 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,126 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,126 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,126 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,127 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,127 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,128 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,128 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,128 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,128 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,128 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,129 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,129 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,129 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,131 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,131 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,132 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,132 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,132 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,132 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,133 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,133 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,133 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,133 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,135 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,135 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,136 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,136 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,136 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,137 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,137 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,137 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,137 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,137 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,138 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,138 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,139 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,139 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,140 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,144 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,144 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,145 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,145 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,145 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,146 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,146 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,154 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,155 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,155 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,156 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,158 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,159 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,159 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,159 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,160 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,160 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,160 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,161 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,161 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,164 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,164 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,164 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,165 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,165 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,165 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,165 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,166 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,166 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,166 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,166 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,167 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,167 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,167 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,168 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,168 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,168 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,168 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,170 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,170 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,170 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,171 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,171 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,172 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,172 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,186 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,194 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,194 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,195 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,195 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,195 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,196 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,196 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,196 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,196 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,197 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,197 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,198 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,199 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,199 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,199 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,205 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,208 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,209 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:57:34,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:34,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:34,290 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:34,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:57:34,354 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2021-11-13 18:57:34,361 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 18:57:34,361 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:57:34,533 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,534 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,534 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,535 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,535 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,535 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,536 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,536 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,536 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,537 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,537 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,537 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,538 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,618 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,621 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,625 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,625 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,626 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,626 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,627 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,627 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,628 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,628 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,633 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,634 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,683 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,699 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:57:34,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:34,706 INFO L85 PathProgramCache]: Analyzing trace with hash 758275718, now seen corresponding path program 1 times [2021-11-13 18:57:34,717 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:34,718 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893214283] [2021-11-13 18:57:34,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:34,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:35,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:35,357 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 18:57:35,358 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:35,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893214283] [2021-11-13 18:57:35,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893214283] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:35,360 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:35,360 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:57:35,364 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172676365] [2021-11-13 18:57:35,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:35,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:57:35,374 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:35,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:57:35,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:57:35,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:35,414 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:35,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 38.5) internal successors, (77), 3 states have internal predecessors, (77), 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 18:57:35,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:35,520 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,545 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,568 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,587 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,675 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,675 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,676 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,676 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,676 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,676 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,677 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,677 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,677 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,678 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,678 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,678 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,678 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,713 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,713 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,713 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,714 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,714 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,714 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,714 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,715 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,715 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,715 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,763 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,763 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,764 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,764 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,764 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,764 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,765 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,765 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,765 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,765 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,766 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,766 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,766 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,768 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,817 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,818 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,818 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,818 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,818 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,819 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,819 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,819 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,819 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,820 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,820 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,820 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,820 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,820 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,864 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,865 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,865 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,901 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,901 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,901 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,902 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,902 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,902 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,902 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,902 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,903 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,903 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,934 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,934 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,934 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,934 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,935 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,935 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,935 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,936 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,936 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,936 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,937 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,937 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,962 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,963 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,963 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,964 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,964 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,964 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,965 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,965 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,965 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,965 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,966 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,966 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,966 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,003 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,003 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,003 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,004 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,004 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,004 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,005 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,005 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,005 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,033 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,034 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,034 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,034 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,035 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,035 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,035 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,036 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,036 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,036 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,036 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,037 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,037 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,074 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,074 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,075 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,075 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,075 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,076 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,076 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,076 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,077 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,077 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,077 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,078 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,078 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:57:36,763 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:57:36,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:57:36,774 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 18:57:36,775 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE (1/2) [2021-11-13 18:57:36,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:36,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:36,783 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:36,829 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:57:36,830 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 18:57:36,831 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-13 18:57:36,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-13 18:57:36,925 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,940 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,940 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,941 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,941 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,941 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,941 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,942 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,942 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,942 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,943 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,943 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,943 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,944 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,946 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,990 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:57:36,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:36,992 INFO L85 PathProgramCache]: Analyzing trace with hash -2087004277, now seen corresponding path program 1 times [2021-11-13 18:57:36,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:36,992 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640051223] [2021-11-13 18:57:36,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:36,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:37,142 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 18:57:37,143 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:37,144 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640051223] [2021-11-13 18:57:37,144 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640051223] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:37,145 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:37,146 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:57:37,146 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883316218] [2021-11-13 18:57:37,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:37,149 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:57:37,150 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:37,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:57:37,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:57:37,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,151 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:37,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 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 18:57:37,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:57:37,177 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:57:37,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:37,180 INFO L85 PathProgramCache]: Analyzing trace with hash 209728125, now seen corresponding path program 1 times [2021-11-13 18:57:37,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:37,181 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695185443] [2021-11-13 18:57:37,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:37,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:37,492 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 18:57:37,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:37,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695185443] [2021-11-13 18:57:37,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695185443] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:37,493 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:37,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:57:37,494 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167597486] [2021-11-13 18:57:37,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:37,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:57:37,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:37,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:57:37,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:57:37,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,497 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:37,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 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 18:57:37,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,628 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,630 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,630 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,630 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,630 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,631 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,631 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,631 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,631 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,631 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,657 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,657 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,658 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,658 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,658 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,658 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,659 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,659 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,659 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,659 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,660 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,660 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,660 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,686 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,687 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,687 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,687 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,687 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,688 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,688 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,688 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,688 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,688 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,689 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,689 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,689 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,726 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,726 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,727 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,727 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,727 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,727 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,728 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,728 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,728 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,728 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,728 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,729 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,729 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:37,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:57:37,825 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:57:37,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:37,826 INFO L85 PathProgramCache]: Analyzing trace with hash 946995443, now seen corresponding path program 1 times [2021-11-13 18:57:37,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:37,827 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251461219] [2021-11-13 18:57:37,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:37,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:38,105 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 18:57:38,108 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:38,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251461219] [2021-11-13 18:57:38,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251461219] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:38,108 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:38,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:57:38,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725303037] [2021-11-13 18:57:38,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:38,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:57:38,110 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:38,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:57:38,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:57:38,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,111 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:38,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 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 18:57:38,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:38,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,273 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,274 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,274 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,275 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,275 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,276 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,276 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,276 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,277 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,277 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,277 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,278 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,278 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,278 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:38,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:38,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:57:38,389 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:57:38,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:38,390 INFO L85 PathProgramCache]: Analyzing trace with hash -840356877, now seen corresponding path program 2 times [2021-11-13 18:57:38,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:38,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046756866] [2021-11-13 18:57:38,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:38,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:38,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:38,694 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 18:57:38,695 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:38,698 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046756866] [2021-11-13 18:57:38,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046756866] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:38,702 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:38,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 18:57:38,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377721455] [2021-11-13 18:57:38,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:38,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:57:38,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:38,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:57:38,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:57:38,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,707 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:38,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.0) internal successors, (96), 8 states have internal predecessors, (96), 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 18:57:38,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:38,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:38,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,816 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,847 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,848 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:38,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:38,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:38,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 18:57:38,974 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:57:38,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:38,975 INFO L85 PathProgramCache]: Analyzing trace with hash -95716108, now seen corresponding path program 1 times [2021-11-13 18:57:38,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:38,975 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430015856] [2021-11-13 18:57:38,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:38,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:39,235 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 18:57:39,236 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:39,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430015856] [2021-11-13 18:57:39,236 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430015856] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:39,236 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:39,237 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:57:39,237 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744298570] [2021-11-13 18:57:39,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:39,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:57:39,239 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:39,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:57:39,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:57:39,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:39,240 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:39,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 7 states have internal predecessors, (99), 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 18:57:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:39,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:39,435 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,436 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,436 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,436 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,437 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,437 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,437 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,438 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,438 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,438 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,438 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,439 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,439 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,466 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,466 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,466 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,467 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,467 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,467 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,468 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,468 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,468 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,468 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,469 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,469 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,469 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,495 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,496 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,527 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,527 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,527 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,527 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,528 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,528 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,528 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,528 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,528 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,529 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,529 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,529 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,573 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,573 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,574 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,574 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,574 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,574 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,575 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,575 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,575 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,576 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,576 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,576 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,576 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,578 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:39,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:39,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:39,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:39,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:39,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 18:57:39,998 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:57:39,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:39,998 INFO L85 PathProgramCache]: Analyzing trace with hash 293931754, now seen corresponding path program 2 times [2021-11-13 18:57:39,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:39,999 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527686522] [2021-11-13 18:57:39,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:39,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:40,186 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 18:57:40,186 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:40,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527686522] [2021-11-13 18:57:40,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527686522] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:40,187 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:40,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:57:40,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197269353] [2021-11-13 18:57:40,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:40,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:57:40,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:40,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:57:40,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:57:40,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:40,189 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:40,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 7 states have internal predecessors, (99), 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 18:57:40,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:40,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:40,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:40,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:40,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:40,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:40,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:40,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:40,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:40,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:40,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:40,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:40,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 18:57:40,394 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:57:40,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:40,395 INFO L85 PathProgramCache]: Analyzing trace with hash 28746028, now seen corresponding path program 3 times [2021-11-13 18:57:40,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:40,395 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158437103] [2021-11-13 18:57:40,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:40,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:57:40,452 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:57:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:57:40,597 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:57:40,597 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:57:40,598 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-13 18:57:40,598 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-13 18:57:40,598 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-13 18:57:40,598 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-13 18:57:40,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 18:57:40,605 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1] [2021-11-13 18:57:40,605 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 18:57:40,610 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:57:40,610 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:57:40,832 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 18:57:40,836 INFO L158 Benchmark]: Toolchain (without parser) took 9059.62ms. Allocated memory was 119.5MB in the beginning and 224.4MB in the end (delta: 104.9MB). Free memory was 78.9MB in the beginning and 144.3MB in the end (delta: -65.4MB). Peak memory consumption was 132.6MB. Max. memory is 16.1GB. [2021-11-13 18:57:40,837 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 119.5MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:57:40,837 INFO L158 Benchmark]: CACSL2BoogieTranslator took 738.17ms. Allocated memory is still 119.5MB. Free memory was 78.7MB in the beginning and 81.0MB in the end (delta: -2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 18:57:40,838 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.84ms. Allocated memory is still 119.5MB. Free memory was 81.0MB in the beginning and 78.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 18:57:40,838 INFO L158 Benchmark]: Boogie Preprocessor took 38.72ms. Allocated memory is still 119.5MB. Free memory was 78.3MB in the beginning and 76.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:57:40,838 INFO L158 Benchmark]: RCFGBuilder took 1405.38ms. Allocated memory is still 119.5MB. Free memory was 76.2MB in the beginning and 71.4MB in the end (delta: 4.8MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2021-11-13 18:57:40,839 INFO L158 Benchmark]: TraceAbstraction took 6801.32ms. Allocated memory was 119.5MB in the beginning and 224.4MB in the end (delta: 104.9MB). Free memory was 70.8MB in the beginning and 144.3MB in the end (delta: -73.5MB). Peak memory consumption was 126.0MB. Max. memory is 16.1GB. [2021-11-13 18:57:40,841 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 119.5MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 738.17ms. Allocated memory is still 119.5MB. Free memory was 78.7MB in the beginning and 81.0MB in the end (delta: -2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.84ms. Allocated memory is still 119.5MB. Free memory was 81.0MB in the beginning and 78.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.72ms. Allocated memory is still 119.5MB. Free memory was 78.3MB in the beginning and 76.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1405.38ms. Allocated memory is still 119.5MB. Free memory was 76.2MB in the beginning and 71.4MB in the end (delta: 4.8MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. * TraceAbstraction took 6801.32ms. Allocated memory was 119.5MB in the beginning and 224.4MB in the end (delta: 104.9MB). Free memory was 70.8MB in the beginning and 144.3MB in the end (delta: -73.5MB). Peak memory consumption was 126.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 23618, positive: 22619, positive conditional: 20601, positive unconditional: 2018, negative: 999, negative conditional: 974, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23485, positive: 22619, positive conditional: 20601, positive unconditional: 2018, negative: 866, negative conditional: 841, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 23485, positive: 22619, positive conditional: 20601, positive unconditional: 2018, negative: 866, negative conditional: 841, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24326, positive: 22619, positive conditional: 20572, positive unconditional: 2047, negative: 1707, negative conditional: 841, negative unconditional: 866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 24326, positive: 22619, positive conditional: 13924, positive unconditional: 8695, negative: 1707, negative conditional: 781, negative unconditional: 926, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 24326, positive: 22619, positive conditional: 13924, positive unconditional: 8695, negative: 1707, negative conditional: 781, negative unconditional: 926, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2072, positive: 2041, positive conditional: 3, positive unconditional: 2038, negative: 31, negative conditional: 4, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2072, positive: 2034, positive conditional: 0, positive unconditional: 2034, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 7, positive conditional: 3, positive unconditional: 4, negative: 31, negative conditional: 4, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 736, positive: 110, positive conditional: 101, positive unconditional: 8, negative: 626, negative conditional: 139, negative unconditional: 487, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 24326, positive: 20578, positive conditional: 13921, positive unconditional: 6657, negative: 1676, negative conditional: 777, negative unconditional: 899, unknown: 2072, unknown conditional: 7, unknown unconditional: 2065] , Statistics on independence cache: Total cache size (in pairs): 2072, Positive cache size: 2041, Positive conditional cache size: 3, Positive unconditional cache size: 2038, Negative cache size: 31, Negative conditional cache size: 4, Negative unconditional cache size: 27, Eliminated conditions: 6708, Maximal queried relation: 1, Independence queries for same thread: 133 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 727.07ms, Number of persistent set computation: 1782, Number of trivial persistent sets: 1224, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2043, positive: 2018, positive conditional: 0, positive unconditional: 2018, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 23618, positive: 22619, positive conditional: 20601, positive unconditional: 2018, negative: 999, negative conditional: 974, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23485, positive: 22619, positive conditional: 20601, positive unconditional: 2018, negative: 866, negative conditional: 841, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 23485, positive: 22619, positive conditional: 20601, positive unconditional: 2018, negative: 866, negative conditional: 841, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24326, positive: 22619, positive conditional: 20572, positive unconditional: 2047, negative: 1707, negative conditional: 841, negative unconditional: 866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 24326, positive: 22619, positive conditional: 13924, positive unconditional: 8695, negative: 1707, negative conditional: 781, negative unconditional: 926, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 24326, positive: 22619, positive conditional: 13924, positive unconditional: 8695, negative: 1707, negative conditional: 781, negative unconditional: 926, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2072, positive: 2041, positive conditional: 3, positive unconditional: 2038, negative: 31, negative conditional: 4, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2072, positive: 2034, positive conditional: 0, positive unconditional: 2034, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 7, positive conditional: 3, positive unconditional: 4, negative: 31, negative conditional: 4, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 736, positive: 110, positive conditional: 101, positive unconditional: 8, negative: 626, negative conditional: 139, negative unconditional: 487, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 24326, positive: 20578, positive conditional: 13921, positive unconditional: 6657, negative: 1676, negative conditional: 777, negative unconditional: 899, unknown: 2072, unknown conditional: 7, unknown unconditional: 2065] , Statistics on independence cache: Total cache size (in pairs): 2072, Positive cache size: 2041, Positive conditional cache size: 3, Positive unconditional cache size: 2038, Negative cache size: 31, Negative conditional cache size: 4, Negative unconditional cache size: 27, Eliminated conditions: 6708, Maximal queried relation: 1, Independence queries for same thread: 133 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9126, positive: 8833, positive conditional: 7054, positive unconditional: 1779, negative: 293, negative conditional: 260, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9034, positive: 8833, positive conditional: 7054, positive unconditional: 1779, negative: 201, negative conditional: 168, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 9034, positive: 8833, positive conditional: 7054, positive unconditional: 1779, negative: 201, negative conditional: 168, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9800, positive: 8833, positive conditional: 6742, positive unconditional: 2091, negative: 967, negative conditional: 766, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9800, positive: 8833, positive conditional: 1215, positive unconditional: 7618, negative: 967, negative conditional: 82, negative unconditional: 885, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9800, positive: 8833, positive conditional: 1215, positive unconditional: 7618, negative: 967, negative conditional: 82, negative unconditional: 885, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1827, positive: 1790, positive conditional: 11, positive unconditional: 1779, negative: 37, negative conditional: 3, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1827, positive: 1773, positive conditional: 0, positive unconditional: 1773, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 54, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 37, negative conditional: 3, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 615, positive: 81, positive conditional: 69, positive unconditional: 13, negative: 534, negative conditional: 6, negative unconditional: 528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9800, positive: 7043, positive conditional: 1204, positive unconditional: 5839, negative: 930, negative conditional: 79, negative unconditional: 851, unknown: 1827, unknown conditional: 14, unknown unconditional: 1813] , Statistics on independence cache: Total cache size (in pairs): 1827, Positive cache size: 1790, Positive conditional cache size: 11, Positive unconditional cache size: 1779, Negative cache size: 37, Negative conditional cache size: 3, Negative unconditional cache size: 34, Eliminated conditions: 6211, Maximal queried relation: 5, Independence queries for same thread: 92 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 598.47ms, Number of persistent set computation: 720, Number of trivial persistent sets: 480, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1812, positive: 1779, positive conditional: 0, positive unconditional: 1779, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9126, positive: 8833, positive conditional: 7054, positive unconditional: 1779, negative: 293, negative conditional: 260, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9034, positive: 8833, positive conditional: 7054, positive unconditional: 1779, negative: 201, negative conditional: 168, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 9034, positive: 8833, positive conditional: 7054, positive unconditional: 1779, negative: 201, negative conditional: 168, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9800, positive: 8833, positive conditional: 6742, positive unconditional: 2091, negative: 967, negative conditional: 766, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9800, positive: 8833, positive conditional: 1215, positive unconditional: 7618, negative: 967, negative conditional: 82, negative unconditional: 885, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9800, positive: 8833, positive conditional: 1215, positive unconditional: 7618, negative: 967, negative conditional: 82, negative unconditional: 885, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1827, positive: 1790, positive conditional: 11, positive unconditional: 1779, negative: 37, negative conditional: 3, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1827, positive: 1773, positive conditional: 0, positive unconditional: 1773, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 54, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 37, negative conditional: 3, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 615, positive: 81, positive conditional: 69, positive unconditional: 13, negative: 534, negative conditional: 6, negative unconditional: 528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9800, positive: 7043, positive conditional: 1204, positive unconditional: 5839, negative: 930, negative conditional: 79, negative unconditional: 851, unknown: 1827, unknown conditional: 14, unknown unconditional: 1813] , Statistics on independence cache: Total cache size (in pairs): 1827, Positive cache size: 1790, Positive conditional cache size: 11, Positive unconditional cache size: 1779, Negative cache size: 37, Negative conditional cache size: 3, Negative unconditional cache size: 34, Eliminated conditions: 6211, Maximal queried relation: 5, Independence queries for same thread: 92 - 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 18:57:40,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:41,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:41,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/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_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/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_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix033.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/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_75fbcde0-c443-47ca-bd41-60fb2b41c703/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 eb14ef07a6b26c4855460091e3932f356dd44c86cf5744c08658c1a06a447e8e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:57:44,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:57:44,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:57:44,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:57:44,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:57:44,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:57:44,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:57:44,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:57:44,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:57:44,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:57:44,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:57:44,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:57:44,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:57:44,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:57:44,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:57:44,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:57:44,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:57:44,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:57:44,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:57:44,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:57:44,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:57:44,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:57:44,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:57:44,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:57:44,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:57:44,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:57:44,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:57:44,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:57:44,275 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:57:44,277 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:57:44,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:57:44,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:57:44,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:57:44,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:57:44,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:57:44,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:57:44,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:57:44,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:57:44,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:57:44,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:57:44,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:57:44,287 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-13 18:57:44,335 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:57:44,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:57:44,336 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:57:44,336 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:57:44,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:57:44,337 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:57:44,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:57:44,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:57:44,342 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:57:44,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:57:44,344 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:57:44,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:57:44,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:57:44,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:57:44,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:57:44,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:57:44,345 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:57:44,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:57:44,346 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:57:44,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:57:44,346 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:57:44,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:57:44,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:57:44,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:57:44,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:57:44,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:44,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:57:44,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:57:44,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:57:44,349 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:57:44,349 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:57:44,349 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:57:44,350 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:57:44,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:57:44,350 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:57:44,350 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:57:44,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:57:44,351 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_75fbcde0-c443-47ca-bd41-60fb2b41c703/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb14ef07a6b26c4855460091e3932f356dd44c86cf5744c08658c1a06a447e8e [2021-11-13 18:57:44,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:57:44,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:57:44,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:57:44,828 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:57:44,829 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:57:44,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix033.opt.i [2021-11-13 18:57:44,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/data/ed55abab5/b025385ca490485bac313078592df242/FLAGd4c6e0455 [2021-11-13 18:57:45,577 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:57:45,579 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/sv-benchmarks/c/pthread-wmm/mix033.opt.i [2021-11-13 18:57:45,608 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/data/ed55abab5/b025385ca490485bac313078592df242/FLAGd4c6e0455 [2021-11-13 18:57:45,798 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/data/ed55abab5/b025385ca490485bac313078592df242 [2021-11-13 18:57:45,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:57:45,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:57:45,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:45,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:57:45,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:57:45,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:45" (1/1) ... [2021-11-13 18:57:45,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6950d11e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:45, skipping insertion in model container [2021-11-13 18:57:45,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:45" (1/1) ... [2021-11-13 18:57:45,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:57:45,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:57:46,194 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_75fbcde0-c443-47ca-bd41-60fb2b41c703/sv-benchmarks/c/pthread-wmm/mix033.opt.i[944,957] [2021-11-13 18:57:46,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:46,558 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:57:46,573 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_75fbcde0-c443-47ca-bd41-60fb2b41c703/sv-benchmarks/c/pthread-wmm/mix033.opt.i[944,957] [2021-11-13 18:57:46,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:46,671 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:57:46,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:46 WrapperNode [2021-11-13 18:57:46,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:46,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:46,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:57:46,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:57:46,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:46" (1/1) ... [2021-11-13 18:57:46,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:46" (1/1) ... [2021-11-13 18:57:46,739 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:46,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:57:46,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:57:46,740 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:57:46,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:46" (1/1) ... [2021-11-13 18:57:46,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:46" (1/1) ... [2021-11-13 18:57:46,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:46" (1/1) ... [2021-11-13 18:57:46,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:46" (1/1) ... [2021-11-13 18:57:46,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:46" (1/1) ... [2021-11-13 18:57:46,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:46" (1/1) ... [2021-11-13 18:57:46,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:46" (1/1) ... [2021-11-13 18:57:46,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:57:46,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:57:46,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:57:46,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:57:46,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:46" (1/1) ... [2021-11-13 18:57:46,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:46,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:46,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:46,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:57:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:57:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:57:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:57:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 18:57:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 18:57:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:57:46,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:57:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:57:46,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:57:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:57:46,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:57:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:57:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:57:46,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:57:46,922 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 18:57:48,238 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:57:48,239 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:57:48,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:48 BoogieIcfgContainer [2021-11-13 18:57:48,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:57:48,243 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:57:48,243 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:57:48,246 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:57:48,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:57:45" (1/3) ... [2021-11-13 18:57:48,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15542692 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:48, skipping insertion in model container [2021-11-13 18:57:48,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:46" (2/3) ... [2021-11-13 18:57:48,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15542692 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:48, skipping insertion in model container [2021-11-13 18:57:48,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:48" (3/3) ... [2021-11-13 18:57:48,250 INFO L111 eAbstractionObserver]: Analyzing ICFG mix033.opt.i [2021-11-13 18:57:48,256 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:57:48,256 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:57:48,257 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:57:48,257 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:57:48,311 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,311 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,311 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,312 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,312 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,312 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,312 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,312 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,313 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,313 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,313 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,314 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,315 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,315 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,315 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,315 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,316 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,316 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,316 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,316 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,317 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,318 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,318 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,319 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,319 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,319 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,319 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,320 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,320 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,320 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,320 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,320 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,321 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,321 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,321 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,321 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,321 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,321 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,322 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,322 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,322 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,322 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,322 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,322 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,323 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,323 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,323 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,323 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,324 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,327 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,327 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,328 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,328 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,329 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,329 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,330 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,330 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,330 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,330 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,330 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,331 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,331 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,331 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,331 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,332 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,332 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,332 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,332 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,332 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,333 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,333 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,334 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,334 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,337 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,337 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,338 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,338 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,338 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,340 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,340 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,340 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,340 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,346 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,347 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,347 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,347 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,347 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,351 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,351 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,351 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,352 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,352 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,352 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,352 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,353 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,353 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,353 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,353 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,353 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,354 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,354 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,354 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,354 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,354 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,355 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,355 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,355 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,355 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,356 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,356 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,356 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,356 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,356 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,356 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,357 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,357 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,357 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,357 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,359 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,359 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,359 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,360 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,360 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,360 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,361 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,367 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,368 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,368 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,368 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,368 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,368 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,369 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,369 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,369 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,369 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,369 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,369 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,371 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,371 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,371 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,371 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,373 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,373 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,373 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,374 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,374 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,376 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,376 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,376 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,376 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,376 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,377 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,377 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,377 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,377 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,377 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,378 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,378 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,378 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,378 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,378 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,378 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,379 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,379 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,379 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,379 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,379 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,379 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,380 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:57:48,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:48,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:48,438 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:48,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:57:48,505 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2021-11-13 18:57:48,512 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 18:57:48,512 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:57:48,771 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,772 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,772 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,773 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,773 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,773 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,774 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,774 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,774 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,775 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,775 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,775 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,775 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,833 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,835 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,838 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,838 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,839 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,840 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,845 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,845 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,845 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,914 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,955 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:57:48,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:48,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1208521364, now seen corresponding path program 1 times [2021-11-13 18:57:48,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:48,985 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [627062513] [2021-11-13 18:57:48,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:48,987 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:48,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:48,995 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:49,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 18:57:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:49,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 18:57:49,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:50,120 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 18:57:50,120 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:50,539 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 18:57:50,539 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:50,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [627062513] [2021-11-13 18:57:50,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [627062513] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:50,541 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:50,542 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 2] imperfect sequences [] total 5 [2021-11-13 18:57:50,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074328387] [2021-11-13 18:57:50,544 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:50,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:57:50,556 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:50,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:57:50,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:57:50,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:50,608 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:50,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.0) internal successors, (125), 6 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:50,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:50,709 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,730 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,741 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,758 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,844 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,845 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,845 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,845 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,846 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,846 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,846 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,851 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,852 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,852 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,853 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,853 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,853 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,894 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,894 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,894 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,895 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,895 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,895 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,896 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,896 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,896 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,897 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,897 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,897 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,898 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,935 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,935 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,936 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,936 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,936 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,937 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,937 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,937 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,938 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,938 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,938 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,939 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,939 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,941 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,973 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,975 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,975 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,975 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,976 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,976 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,976 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,977 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,977 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,977 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:50,977 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,013 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,014 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,014 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,015 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,015 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,015 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,015 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,016 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,016 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,016 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,017 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,017 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,017 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,058 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,058 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,060 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,060 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,061 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,061 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,061 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,062 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,062 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,063 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,114 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,114 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,115 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,115 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,115 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,116 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,116 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,116 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,117 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,117 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,117 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,118 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,118 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,149 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,149 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,150 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,150 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,151 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,151 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,151 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,152 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,152 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,153 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,153 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,153 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,154 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,214 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,215 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,216 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,216 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,216 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,217 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,217 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,217 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,218 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,218 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,218 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,219 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,219 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:51,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:57:51,944 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:57:51,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:52,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:52,169 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 18:57:52,170 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE (1/2) [2021-11-13 18:57:52,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:52,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:52,176 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:52,185 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:57:52,186 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 18:57:52,187 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-13 18:57:52,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-11-13 18:57:52,297 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,310 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,311 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,311 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,311 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,312 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,312 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,312 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,312 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,313 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,313 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,313 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,314 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,314 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,316 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:52,368 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:57:52,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:52,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1863953710, now seen corresponding path program 1 times [2021-11-13 18:57:52,370 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:52,370 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [441667972] [2021-11-13 18:57:52,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:52,371 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:52,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:52,374 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:52,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 18:57:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:52,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 18:57:52,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:52,722 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 18:57:52,722 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:52,901 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 18:57:52,902 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:52,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [441667972] [2021-11-13 18:57:52,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [441667972] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:52,905 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:52,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-13 18:57:52,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000098746] [2021-11-13 18:57:52,906 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:52,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:57:52,908 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:52,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:57:52,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:57:52,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:52,910 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:52,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 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 18:57:52,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:52,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:52,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:53,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:53,143 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:57:53,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:53,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1220684312, now seen corresponding path program 1 times [2021-11-13 18:57:53,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:53,144 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [509814527] [2021-11-13 18:57:53,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:53,145 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:53,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:53,146 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:53,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 18:57:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:53,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:57:53,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:53,531 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 18:57:53,532 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:53,811 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 18:57:53,811 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:53,811 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [509814527] [2021-11-13 18:57:53,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [509814527] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:53,812 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:53,812 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2021-11-13 18:57:53,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914841675] [2021-11-13 18:57:53,813 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:53,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:57:53,816 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:53,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:57:53,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:57:53,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:53,817 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:53,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.285714285714285) internal successors, (135), 7 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:53,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:53,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:53,931 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,932 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,932 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,934 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,934 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,935 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,935 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,935 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,936 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,936 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,937 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,967 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,969 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,969 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,970 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,970 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,971 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,971 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,971 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:54,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:54,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:54,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:54,317 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:57:54,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:54,318 INFO L85 PathProgramCache]: Analyzing trace with hash 2116928274, now seen corresponding path program 1 times [2021-11-13 18:57:54,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:54,319 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2068301288] [2021-11-13 18:57:54,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:54,320 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:54,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:54,320 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:54,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-13 18:57:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:54,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 18:57:54,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:54,781 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 18:57:54,781 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:55,113 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 18:57:55,113 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:55,113 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2068301288] [2021-11-13 18:57:55,114 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2068301288] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:55,114 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:55,114 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 11 [2021-11-13 18:57:55,114 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693045556] [2021-11-13 18:57:55,115 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:55,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 18:57:55,119 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:55,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 18:57:55,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-11-13 18:57:55,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:55,124 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:55,124 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.454545454545455) internal successors, (159), 11 states have internal predecessors, (159), 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 18:57:55,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:55,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:55,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:55,232 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,286 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,288 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:55,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:55,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:55,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:55,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:55,608 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:57:55,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:55,608 INFO L85 PathProgramCache]: Analyzing trace with hash 127383867, now seen corresponding path program 1 times [2021-11-13 18:57:55,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:55,609 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [882702929] [2021-11-13 18:57:55,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:55,609 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:55,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:55,610 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:55,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-13 18:57:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:55,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:57:55,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:56,032 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 18:57:56,033 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:56,374 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 18:57:56,374 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:56,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [882702929] [2021-11-13 18:57:56,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [882702929] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:56,375 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:56,375 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 18:57:56,375 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564176332] [2021-11-13 18:57:56,376 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:56,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:57:56,376 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:56,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:57:56,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:57:56,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:56,380 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:56,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.166666666666666) internal successors, (134), 12 states have internal predecessors, (134), 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 18:57:56,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:56,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:56,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:56,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:56,647 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,647 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,648 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,648 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,648 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,649 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,649 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,649 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,649 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,650 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,650 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,650 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,651 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,677 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,677 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,678 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,678 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,678 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,679 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,679 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,679 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,680 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,680 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,680 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,681 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,681 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,707 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,708 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,709 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,709 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,709 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,710 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,710 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,710 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,711 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,711 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,711 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,712 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,750 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,751 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,751 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,751 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,752 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,752 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,752 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,753 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,753 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,753 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,754 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,754 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,754 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,756 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:57,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:57,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:57,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:57,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:57,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:57,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:57,383 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:57:57,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:57,384 INFO L85 PathProgramCache]: Analyzing trace with hash 14599533, now seen corresponding path program 2 times [2021-11-13 18:57:57,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:57,385 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1036873404] [2021-11-13 18:57:57,385 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:57:57,385 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:57,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:57,386 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:57,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-13 18:57:57,531 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:57:57,532 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:57:57,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:57:57,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:57,791 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 18:57:57,791 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:58,111 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 18:57:58,111 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:58,111 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1036873404] [2021-11-13 18:57:58,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1036873404] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:58,112 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:58,112 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-13 18:57:58,112 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996700067] [2021-11-13 18:57:58,112 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:58,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:57:58,113 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:58,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:57:58,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:57:58,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:58,115 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:58,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.0) internal successors, (120), 10 states have internal predecessors, (120), 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 18:57:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:58,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:58,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:58,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:58,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:58,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:58,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:58,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:58,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:58,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:58,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:58,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:58,575 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:57:58,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:58,576 INFO L85 PathProgramCache]: Analyzing trace with hash 251846003, now seen corresponding path program 3 times [2021-11-13 18:57:58,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:58,577 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [264238687] [2021-11-13 18:57:58,577 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:57:58,577 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:58,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:58,579 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:58,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-13 18:57:58,754 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-13 18:57:58,754 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:57:58,754 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:57:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:57:59,143 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-13 18:57:59,143 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:57:59,144 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-13 18:57:59,144 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-13 18:57:59,144 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-13 18:57:59,144 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-13 18:57:59,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:59,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:59,369 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2021-11-13 18:57:59,370 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 18:57:59,374 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:57:59,374 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:57:59,525 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 18:57:59,533 INFO L158 Benchmark]: Toolchain (without parser) took 13729.27ms. Allocated memory was 58.7MB in the beginning and 186.6MB in the end (delta: 127.9MB). Free memory was 37.0MB in the beginning and 104.0MB in the end (delta: -67.0MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. [2021-11-13 18:57:59,534 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 58.7MB. Free memory is still 40.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:57:59,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 865.58ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 28.7MB in the end (delta: 8.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 18:57:59,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.97ms. Allocated memory is still 58.7MB. Free memory was 28.5MB in the beginning and 26.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:57:59,535 INFO L158 Benchmark]: Boogie Preprocessor took 67.35ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 26.1MB in the beginning and 55.5MB in the end (delta: -29.4MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2021-11-13 18:57:59,536 INFO L158 Benchmark]: RCFGBuilder took 1433.35ms. Allocated memory is still 73.4MB. Free memory was 55.5MB in the beginning and 45.0MB in the end (delta: 10.5MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2021-11-13 18:57:59,536 INFO L158 Benchmark]: TraceAbstraction took 11289.38ms. Allocated memory was 73.4MB in the beginning and 186.6MB in the end (delta: 113.2MB). Free memory was 44.5MB in the beginning and 104.0MB in the end (delta: -59.5MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. [2021-11-13 18:57:59,539 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 58.7MB. Free memory is still 40.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 865.58ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 28.7MB in the end (delta: 8.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.97ms. Allocated memory is still 58.7MB. Free memory was 28.5MB in the beginning and 26.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.35ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 26.1MB in the beginning and 55.5MB in the end (delta: -29.4MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1433.35ms. Allocated memory is still 73.4MB. Free memory was 55.5MB in the beginning and 45.0MB in the end (delta: 10.5MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * TraceAbstraction took 11289.38ms. Allocated memory was 73.4MB in the beginning and 186.6MB in the end (delta: 113.2MB). Free memory was 44.5MB in the beginning and 104.0MB in the end (delta: -59.5MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 23821, positive: 23456, positive conditional: 21438, positive unconditional: 2018, negative: 365, negative conditional: 340, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23688, positive: 23456, positive conditional: 21438, positive unconditional: 2018, negative: 232, negative conditional: 207, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 23688, positive: 23456, positive conditional: 21438, positive unconditional: 2018, negative: 232, negative conditional: 207, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23895, positive: 23456, positive conditional: 21410, positive unconditional: 2046, negative: 439, negative conditional: 207, negative unconditional: 232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 23895, positive: 23456, positive conditional: 14742, positive unconditional: 8714, negative: 439, negative conditional: 146, negative unconditional: 293, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23895, positive: 23456, positive conditional: 14742, positive unconditional: 8714, negative: 439, negative conditional: 146, negative unconditional: 293, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2071, positive: 2042, positive conditional: 4, positive unconditional: 2038, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2071, positive: 2034, positive conditional: 0, positive unconditional: 2034, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 768, positive: 179, positive conditional: 145, positive unconditional: 35, negative: 588, negative conditional: 102, negative unconditional: 486, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 23895, positive: 21414, positive conditional: 14738, positive unconditional: 6676, negative: 410, negative conditional: 143, negative unconditional: 267, unknown: 2071, unknown conditional: 7, unknown unconditional: 2064] , Statistics on independence cache: Total cache size (in pairs): 2071, Positive cache size: 2042, Positive conditional cache size: 4, Positive unconditional cache size: 2038, Negative cache size: 29, Negative conditional cache size: 3, Negative unconditional cache size: 26, Eliminated conditions: 6729, Maximal queried relation: 1, Independence queries for same thread: 133 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 807.37ms, Number of persistent set computation: 1783, Number of trivial persistent sets: 1225, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2043, positive: 2018, positive conditional: 0, positive unconditional: 2018, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 23821, positive: 23456, positive conditional: 21438, positive unconditional: 2018, negative: 365, negative conditional: 340, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23688, positive: 23456, positive conditional: 21438, positive unconditional: 2018, negative: 232, negative conditional: 207, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 23688, positive: 23456, positive conditional: 21438, positive unconditional: 2018, negative: 232, negative conditional: 207, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23895, positive: 23456, positive conditional: 21410, positive unconditional: 2046, negative: 439, negative conditional: 207, negative unconditional: 232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 23895, positive: 23456, positive conditional: 14742, positive unconditional: 8714, negative: 439, negative conditional: 146, negative unconditional: 293, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23895, positive: 23456, positive conditional: 14742, positive unconditional: 8714, negative: 439, negative conditional: 146, negative unconditional: 293, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2071, positive: 2042, positive conditional: 4, positive unconditional: 2038, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2071, positive: 2034, positive conditional: 0, positive unconditional: 2034, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 29, negative conditional: 3, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 768, positive: 179, positive conditional: 145, positive unconditional: 35, negative: 588, negative conditional: 102, negative unconditional: 486, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 23895, positive: 21414, positive conditional: 14738, positive unconditional: 6676, negative: 410, negative conditional: 143, negative unconditional: 267, unknown: 2071, unknown conditional: 7, unknown unconditional: 2064] , Statistics on independence cache: Total cache size (in pairs): 2071, Positive cache size: 2042, Positive conditional cache size: 4, Positive unconditional cache size: 2038, Negative cache size: 29, Negative conditional cache size: 3, Negative unconditional cache size: 26, Eliminated conditions: 6729, Maximal queried relation: 1, Independence queries for same thread: 133 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7979, positive: 7734, positive conditional: 6062, positive unconditional: 1672, negative: 245, negative conditional: 216, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7899, positive: 7734, positive conditional: 6062, positive unconditional: 1672, negative: 165, negative conditional: 136, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7899, positive: 7734, positive conditional: 6062, positive unconditional: 1672, negative: 165, negative conditional: 136, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8626, positive: 7734, positive conditional: 5734, positive unconditional: 2000, negative: 892, negative conditional: 727, negative unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8626, positive: 7734, positive conditional: 1114, positive unconditional: 6620, negative: 892, negative conditional: 68, negative unconditional: 824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8626, positive: 7734, positive conditional: 1114, positive unconditional: 6620, negative: 892, negative conditional: 68, negative unconditional: 824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1711, positive: 1679, positive conditional: 7, positive unconditional: 1672, negative: 32, negative conditional: 2, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1711, positive: 1666, positive conditional: 0, positive unconditional: 1666, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 32, negative conditional: 2, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 551, positive: 86, positive conditional: 16, positive unconditional: 70, negative: 465, negative conditional: 6, negative unconditional: 459, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8626, positive: 6055, positive conditional: 1107, positive unconditional: 4948, negative: 860, negative conditional: 66, negative unconditional: 794, unknown: 1711, unknown conditional: 9, unknown unconditional: 1702] , Statistics on independence cache: Total cache size (in pairs): 1711, Positive cache size: 1679, Positive conditional cache size: 7, Positive unconditional cache size: 1672, Negative cache size: 32, Negative conditional cache size: 2, Negative unconditional cache size: 30, Eliminated conditions: 5279, Maximal queried relation: 4, Independence queries for same thread: 80 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 585.56ms, Number of persistent set computation: 698, Number of trivial persistent sets: 463, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1701, positive: 1672, positive conditional: 0, positive unconditional: 1672, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7979, positive: 7734, positive conditional: 6062, positive unconditional: 1672, negative: 245, negative conditional: 216, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7899, positive: 7734, positive conditional: 6062, positive unconditional: 1672, negative: 165, negative conditional: 136, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7899, positive: 7734, positive conditional: 6062, positive unconditional: 1672, negative: 165, negative conditional: 136, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8626, positive: 7734, positive conditional: 5734, positive unconditional: 2000, negative: 892, negative conditional: 727, negative unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8626, positive: 7734, positive conditional: 1114, positive unconditional: 6620, negative: 892, negative conditional: 68, negative unconditional: 824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8626, positive: 7734, positive conditional: 1114, positive unconditional: 6620, negative: 892, negative conditional: 68, negative unconditional: 824, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1711, positive: 1679, positive conditional: 7, positive unconditional: 1672, negative: 32, negative conditional: 2, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1711, positive: 1666, positive conditional: 0, positive unconditional: 1666, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 32, negative conditional: 2, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 551, positive: 86, positive conditional: 16, positive unconditional: 70, negative: 465, negative conditional: 6, negative unconditional: 459, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8626, positive: 6055, positive conditional: 1107, positive unconditional: 4948, negative: 860, negative conditional: 66, negative unconditional: 794, unknown: 1711, unknown conditional: 9, unknown unconditional: 1702] , Statistics on independence cache: Total cache size (in pairs): 1711, Positive cache size: 1679, Positive conditional cache size: 7, Positive unconditional cache size: 1672, Negative cache size: 32, Negative conditional cache size: 2, Negative unconditional cache size: 30, Eliminated conditions: 5279, Maximal queried relation: 4, Independence queries for same thread: 80 - 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 18:57:59,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:59,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:00,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75fbcde0-c443-47ca-bd41-60fb2b41c703/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