./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/fk2012.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-lit/fk2012.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 25a65bfeb78eff83ae0d8a23f733f9dc95190d8c8aa20c7c495d09a2bd7eb6f0 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 09:56:33,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 09:56:33,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 09:56:33,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 09:56:33,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 09:56:33,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 09:56:33,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 09:56:33,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 09:56:33,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 09:56:33,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 09:56:33,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 09:56:33,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 09:56:33,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 09:56:33,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 09:56:33,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 09:56:33,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 09:56:33,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 09:56:33,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 09:56:33,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 09:56:33,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 09:56:33,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 09:56:33,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 09:56:33,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 09:56:33,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 09:56:33,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 09:56:33,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 09:56:33,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 09:56:33,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 09:56:33,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 09:56:33,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 09:56:33,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 09:56:33,404 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 09:56:33,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 09:56:33,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 09:56:33,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 09:56:33,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 09:56:33,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 09:56:33,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 09:56:33,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 09:56:33,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 09:56:33,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 09:56:33,413 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-12-07 09:56:33,463 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 09:56:33,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 09:56:33,464 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 09:56:33,465 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 09:56:33,465 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 09:56:33,466 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 09:56:33,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 09:56:33,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 09:56:33,467 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 09:56:33,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 09:56:33,468 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 09:56:33,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 09:56:33,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 09:56:33,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 09:56:33,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 09:56:33,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 09:56:33,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 09:56:33,470 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 09:56:33,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 09:56:33,470 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 09:56:33,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 09:56:33,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 09:56:33,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 09:56:33,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-12-07 09:56:33,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 09:56:33,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:56:33,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 09:56:33,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 09:56:33,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 09:56:33,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 09:56:33,473 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-12-07 09:56:33,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 09:56:33,474 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 09:56:33,474 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-12-07 09:56:33,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 09:56:33,474 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-12-07 09:56:33,475 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-12-07 09:56:33,475 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_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25a65bfeb78eff83ae0d8a23f733f9dc95190d8c8aa20c7c495d09a2bd7eb6f0 [2021-12-07 09:56:33,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 09:56:33,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 09:56:33,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 09:56:33,784 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 09:56:33,786 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 09:56:33,787 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/../../sv-benchmarks/c/pthread-lit/fk2012.i [2021-12-07 09:56:33,862 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/data/cd9ee7c0a/c3decf89c6b44be2a6c29c3e7e0f283d/FLAGb5a02b36f [2021-12-07 09:56:34,453 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 09:56:34,454 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/sv-benchmarks/c/pthread-lit/fk2012.i [2021-12-07 09:56:34,475 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/data/cd9ee7c0a/c3decf89c6b44be2a6c29c3e7e0f283d/FLAGb5a02b36f [2021-12-07 09:56:34,773 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/data/cd9ee7c0a/c3decf89c6b44be2a6c29c3e7e0f283d [2021-12-07 09:56:34,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 09:56:34,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 09:56:34,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 09:56:34,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 09:56:34,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 09:56:34,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:56:34" (1/1) ... [2021-12-07 09:56:34,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54576c53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:56:34, skipping insertion in model container [2021-12-07 09:56:34,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:56:34" (1/1) ... [2021-12-07 09:56:34,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 09:56:34,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 09:56:35,056 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/sv-benchmarks/c/pthread-lit/fk2012.i[800,813] [2021-12-07 09:56:35,354 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 09:56:35,361 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 09:56:35,375 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/sv-benchmarks/c/pthread-lit/fk2012.i[800,813] [2021-12-07 09:56:35,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 09:56:35,463 INFO L208 MainTranslator]: Completed translation [2021-12-07 09:56:35,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:56:35 WrapperNode [2021-12-07 09:56:35,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 09:56:35,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 09:56:35,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 09:56:35,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 09:56:35,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:56:35" (1/1) ... [2021-12-07 09:56:35,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:56:35" (1/1) ... [2021-12-07 09:56:35,516 INFO L137 Inliner]: procedures = 277, calls = 35, calls flagged for inlining = 16, calls inlined = 21, statements flattened = 158 [2021-12-07 09:56:35,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 09:56:35,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 09:56:35,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 09:56:35,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 09:56:35,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:56:35" (1/1) ... [2021-12-07 09:56:35,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:56:35" (1/1) ... [2021-12-07 09:56:35,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:56:35" (1/1) ... [2021-12-07 09:56:35,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:56:35" (1/1) ... [2021-12-07 09:56:35,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:56:35" (1/1) ... [2021-12-07 09:56:35,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:56:35" (1/1) ... [2021-12-07 09:56:35,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:56:35" (1/1) ... [2021-12-07 09:56:35,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 09:56:35,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 09:56:35,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 09:56:35,562 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 09:56:35,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:56:35" (1/1) ... [2021-12-07 09:56:35,583 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:56:35,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:35,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 09:56:35,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 09:56:35,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-07 09:56:35,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 09:56:35,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 09:56:35,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-07 09:56:35,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 09:56:35,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 09:56:35,681 INFO L130 BoogieDeclarations]: Found specification of procedure producer [2021-12-07 09:56:35,681 INFO L138 BoogieDeclarations]: Found implementation of procedure producer [2021-12-07 09:56:35,682 INFO L130 BoogieDeclarations]: Found specification of procedure consumer [2021-12-07 09:56:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer [2021-12-07 09:56:35,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 09:56:35,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 09:56:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 09:56:35,684 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-07 09:56:35,847 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 09:56:35,859 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 09:56:36,108 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 09:56:36,204 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 09:56:36,205 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-07 09:56:36,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:56:36 BoogieIcfgContainer [2021-12-07 09:56:36,207 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 09:56:36,209 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 09:56:36,209 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 09:56:36,212 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 09:56:36,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 09:56:34" (1/3) ... [2021-12-07 09:56:36,213 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53be9db5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:56:36, skipping insertion in model container [2021-12-07 09:56:36,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:56:35" (2/3) ... [2021-12-07 09:56:36,214 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53be9db5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:56:36, skipping insertion in model container [2021-12-07 09:56:36,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:56:36" (3/3) ... [2021-12-07 09:56:36,218 INFO L111 eAbstractionObserver]: Analyzing ICFG fk2012.i [2021-12-07 09:56:36,223 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-07 09:56:36,223 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 09:56:36,223 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 09:56:36,223 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-07 09:56:36,281 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,281 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,281 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,281 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,282 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,282 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,282 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,282 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,283 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,283 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,283 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,283 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,284 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,284 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,284 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,285 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,285 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,286 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,286 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,286 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,287 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,287 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,288 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,288 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,289 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,289 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,289 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,289 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,290 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,290 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,290 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,290 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,290 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,291 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,291 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,291 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,292 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,292 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,292 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,292 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,293 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,293 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,293 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,293 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,295 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,295 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,296 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,296 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,296 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,296 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,297 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,297 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,297 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,297 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,298 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,298 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,298 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,298 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,299 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,299 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,299 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,299 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,299 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,300 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,300 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,300 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,300 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,301 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,301 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,301 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,302 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,303 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,303 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,303 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,303 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,305 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,305 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,306 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,307 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,309 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,310 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,310 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,310 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,310 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,311 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,311 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,311 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,312 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,318 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,319 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,319 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,319 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,320 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,320 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,320 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,320 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,321 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,321 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,322 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,322 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,322 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,322 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,323 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,323 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,323 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,324 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,324 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,324 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,324 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,325 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,325 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,327 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,327 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,327 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,327 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,328 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,328 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,328 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,333 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,333 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,334 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,334 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,334 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,334 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,334 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,335 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,335 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,337 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,337 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,337 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,337 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,337 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,338 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,338 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,338 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,338 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,338 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,338 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:36,340 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-07 09:56:36,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-12-07 09:56:36,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:36,402 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-12-07 09:56:36,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-12-07 09:56:36,451 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == consumerThread1of1ForFork0 ======== [2021-12-07 09:56:36,459 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 09:56:36,460 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 09:56:36,647 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:56:36,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:36,655 INFO L85 PathProgramCache]: Analyzing trace with hash 102085017, now seen corresponding path program 1 times [2021-12-07 09:56:36,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:36,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569611432] [2021-12-07 09:56:36,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:36,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:36,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:37,008 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:56:37,009 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:37,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569611432] [2021-12-07 09:56:37,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569611432] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:37,010 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:56:37,010 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 09:56:37,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695806302] [2021-12-07 09:56:37,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:37,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 09:56:37,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:37,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 09:56:37,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 09:56:37,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:37,046 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:37,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:56:37,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:37,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:37,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 09:56:37,588 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:56:37,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:37,592 INFO L85 PathProgramCache]: Analyzing trace with hash 468189835, now seen corresponding path program 1 times [2021-12-07 09:56:37,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:37,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950049973] [2021-12-07 09:56:37,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:37,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:37,836 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-07 09:56:37,836 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:37,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950049973] [2021-12-07 09:56:37,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950049973] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:37,837 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:56:37,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 09:56:37,837 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477120475] [2021-12-07 09:56:37,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:37,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 09:56:37,840 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:37,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 09:56:37,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-07 09:56:37,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:37,842 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:37,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:56:37,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:37,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:38,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:38,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:56:38,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 09:56:38,363 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:56:38,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:38,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1984279521, now seen corresponding path program 1 times [2021-12-07 09:56:38,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:38,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045505772] [2021-12-07 09:56:38,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:38,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:38,644 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 09:56:38,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:38,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045505772] [2021-12-07 09:56:38,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045505772] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:56:38,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1082118107] [2021-12-07 09:56:38,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:38,647 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:38,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:38,655 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:56:38,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-07 09:56:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:38,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-07 09:56:38,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:56:39,108 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 09:56:39,109 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 09:56:39,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1082118107] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:39,109 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 09:56:39,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [10] total 14 [2021-12-07 09:56:39,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285611510] [2021-12-07 09:56:39,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:39,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-07 09:56:39,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:39,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-07 09:56:39,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2021-12-07 09:56:39,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:39,114 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:39,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.2) internal successors, (92), 10 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:56:39,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:39,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:56:39,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:40,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:40,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:56:40,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-12-07 09:56:40,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-07 09:56:40,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:40,345 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:56:40,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:40,347 INFO L85 PathProgramCache]: Analyzing trace with hash -66017521, now seen corresponding path program 2 times [2021-12-07 09:56:40,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:40,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698508567] [2021-12-07 09:56:40,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:40,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:40,523 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-12-07 09:56:40,523 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:40,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698508567] [2021-12-07 09:56:40,524 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698508567] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:56:40,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790447277] [2021-12-07 09:56:40,525 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:56:40,525 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:40,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:40,529 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:56:40,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-07 09:56:40,620 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 09:56:40,621 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:56:40,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-07 09:56:40,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:56:40,797 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-12-07 09:56:40,798 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:56:40,988 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-12-07 09:56:40,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790447277] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:56:40,989 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:56:40,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2021-12-07 09:56:40,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873978331] [2021-12-07 09:56:40,990 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:56:40,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-07 09:56:40,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:40,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-07 09:56:40,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-12-07 09:56:40,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:40,994 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:40,995 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.846153846153846) internal successors, (102), 13 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:56:40,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:40,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:56:40,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-12-07 09:56:40,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:43,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:43,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-07 09:56:43,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-12-07 09:56:43,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-07 09:56:43,484 INFO L764 garLoopResultBuilder]: Registering result SAFE for location consumerErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-07 09:56:43,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-07 09:56:43,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-12-07 09:56:43,708 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2021-12-07 09:56:43,709 INFO L308 ceAbstractionStarter]: Result for error location consumerThread1of1ForFork0 was SAFE (1/2) [2021-12-07 09:56:43,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-12-07 09:56:43,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:43,716 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-12-07 09:56:43,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2021-12-07 09:56:43,737 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-12-07 09:56:43,739 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 09:56:43,739 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-07 09:56:43,815 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-12-07 09:56:43,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:43,816 INFO L85 PathProgramCache]: Analyzing trace with hash -102868985, now seen corresponding path program 1 times [2021-12-07 09:56:43,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:43,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060458627] [2021-12-07 09:56:43,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:43,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:43,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:56:43,866 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:43,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060458627] [2021-12-07 09:56:43,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060458627] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:43,867 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:56:43,867 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 09:56:43,867 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716259751] [2021-12-07 09:56:43,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:43,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 09:56:43,869 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:43,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 09:56:43,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 09:56:43,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:43,871 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:43,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:56:43,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:43,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:43,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-07 09:56:43,891 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-12-07 09:56:43,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:43,891 INFO L85 PathProgramCache]: Analyzing trace with hash 1966358071, now seen corresponding path program 1 times [2021-12-07 09:56:43,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:43,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966491006] [2021-12-07 09:56:43,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:43,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 09:56:43,916 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 09:56:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 09:56:43,961 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 09:56:43,962 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-07 09:56:43,962 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 2 remaining) [2021-12-07 09:56:43,962 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2021-12-07 09:56:43,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-07 09:56:43,968 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-07 09:56:43,969 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/2) [2021-12-07 09:56:43,969 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-07 09:56:43,969 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-12-07 09:56:43,988 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,988 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,988 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,988 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,989 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,989 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,989 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,989 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,989 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,989 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,990 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,990 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,990 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,990 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,990 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,990 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,991 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,991 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,991 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,991 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,991 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,992 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,992 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,992 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,992 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,992 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,993 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,993 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,993 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,993 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,993 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,994 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,994 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,994 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,994 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,994 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,995 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,995 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,995 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,995 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,995 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,996 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,996 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,996 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,996 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,996 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,996 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,997 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,997 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,997 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,997 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,997 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,998 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,998 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,998 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,998 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,998 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,998 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,999 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,999 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,999 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,999 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:43,999 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,000 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,000 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,000 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,000 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,000 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,000 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,001 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,001 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,001 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,001 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,001 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,005 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,005 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,005 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,006 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,006 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,006 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,006 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,006 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,006 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,007 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,007 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,007 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,007 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,007 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,008 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,008 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,008 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,008 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,008 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,009 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,009 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,009 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,009 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,009 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,010 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,010 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,010 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,010 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,010 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,011 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,011 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,011 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,016 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,016 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,016 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,016 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,017 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,017 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,017 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,017 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,017 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,018 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,018 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,018 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,018 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,018 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,018 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,019 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,019 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,019 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,020 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,020 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,020 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,021 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,021 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,021 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,022 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,022 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,022 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,022 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,022 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,022 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,023 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,023 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,023 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,023 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,023 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,023 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,024 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,024 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,024 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,024 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,024 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,024 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,024 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,024 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,025 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,025 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,026 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,027 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,027 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,027 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,027 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,027 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,027 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,027 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,027 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,027 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,028 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,028 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,028 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,028 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,028 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,028 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,029 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,029 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,029 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,029 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,029 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,030 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,030 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,030 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,030 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,030 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,030 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,031 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,031 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,031 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,031 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,031 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,031 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,032 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,032 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,032 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,032 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,032 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,033 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,033 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,033 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,033 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,033 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,034 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,034 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,034 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,034 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,034 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,034 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,035 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,035 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,035 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,035 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,035 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,036 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,036 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,036 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,036 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,036 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,036 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,037 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,037 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,037 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,037 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,037 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,038 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,038 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,038 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,038 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,038 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,038 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,039 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,039 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,039 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,039 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,039 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,040 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,040 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,040 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,040 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,040 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,040 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,041 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,041 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,041 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,041 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,042 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,042 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,042 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,042 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,042 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,043 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,043 WARN L322 ript$VariableManager]: TermVariabe |consumerThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,043 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,043 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,044 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,044 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,044 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,044 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,044 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,045 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,045 WARN L322 ript$VariableManager]: TermVariabe |consumerThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,045 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,045 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,046 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,046 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,046 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,046 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,046 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,047 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,047 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,047 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,047 WARN L322 ript$VariableManager]: TermVariabe |producerThread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,048 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~batch~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,048 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,048 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,048 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,048 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,049 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,049 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,049 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,049 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,049 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,049 WARN L322 ript$VariableManager]: TermVariabe |producerThread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:56:44,050 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-07 09:56:44,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-12-07 09:56:44,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:44,053 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-12-07 09:56:44,058 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == consumerThread2of2ForFork0 ======== [2021-12-07 09:56:44,059 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 09:56:44,059 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 09:56:44,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2021-12-07 09:56:44,168 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:56:44,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:44,169 INFO L85 PathProgramCache]: Analyzing trace with hash 2132140470, now seen corresponding path program 1 times [2021-12-07 09:56:44,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:44,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853937889] [2021-12-07 09:56:44,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:44,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:44,212 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-12-07 09:56:44,212 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:44,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853937889] [2021-12-07 09:56:44,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853937889] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:44,213 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:56:44,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 09:56:44,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122910249] [2021-12-07 09:56:44,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:44,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 09:56:44,214 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:44,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 09:56:44,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 09:56:44,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:44,215 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:44,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:56:44,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:48,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:48,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-07 09:56:48,494 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:56:48,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:48,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1914984044, now seen corresponding path program 1 times [2021-12-07 09:56:48,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:48,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674595428] [2021-12-07 09:56:48,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:48,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:48,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:48,588 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-07 09:56:48,588 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:48,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674595428] [2021-12-07 09:56:48,589 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674595428] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:48,589 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:56:48,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 09:56:48,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033046479] [2021-12-07 09:56:48,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:48,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 09:56:48,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:48,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 09:56:48,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 09:56:48,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:48,591 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:48,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.2) internal successors, (121), 5 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:56:48,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:48,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:48,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:48,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:56:48,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-07 09:56:48,757 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:56:48,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:48,758 INFO L85 PathProgramCache]: Analyzing trace with hash 2087404501, now seen corresponding path program 1 times [2021-12-07 09:56:48,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:48,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376487605] [2021-12-07 09:56:48,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:48,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:48,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:48,851 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-12-07 09:56:48,851 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:48,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376487605] [2021-12-07 09:56:48,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376487605] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:56:48,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [554523634] [2021-12-07 09:56:48,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:48,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:48,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:48,856 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:56:48,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-07 09:56:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:48,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-07 09:56:48,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:56:49,245 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-12-07 09:56:49,245 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:56:49,502 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-12-07 09:56:49,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [554523634] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:56:49,503 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:56:49,503 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 8 [2021-12-07 09:56:49,504 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552606346] [2021-12-07 09:56:49,504 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:56:49,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-07 09:56:49,505 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:49,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-07 09:56:49,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-07 09:56:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:49,506 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:49,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.0) internal successors, (136), 8 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:56:49,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:49,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:56:49,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:50,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:50,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:56:50,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:50,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-07 09:56:50,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-12-07 09:56:50,484 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:56:50,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:50,484 INFO L85 PathProgramCache]: Analyzing trace with hash 2082644706, now seen corresponding path program 2 times [2021-12-07 09:56:50,484 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:50,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489984129] [2021-12-07 09:56:50,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:50,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:50,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:50,585 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-07 09:56:50,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:50,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489984129] [2021-12-07 09:56:50,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489984129] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:50,586 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:56:50,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 09:56:50,587 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454368181] [2021-12-07 09:56:50,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:50,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 09:56:50,588 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:50,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 09:56:50,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-07 09:56:50,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:50,590 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:50,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:56:50,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:50,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:56:50,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:50,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:50,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:50,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:56:50,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:50,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:56:50,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-07 09:56:50,711 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:56:50,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:50,712 INFO L85 PathProgramCache]: Analyzing trace with hash 731532613, now seen corresponding path program 2 times [2021-12-07 09:56:50,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:50,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80005779] [2021-12-07 09:56:50,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:50,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:50,786 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-07 09:56:50,786 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:50,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80005779] [2021-12-07 09:56:50,787 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80005779] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:50,787 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:56:50,787 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 09:56:50,787 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481070660] [2021-12-07 09:56:50,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:50,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 09:56:50,788 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:50,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 09:56:50,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 09:56:50,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:50,789 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:50,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:56:50,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:56:50,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:50,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:50,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:56:50,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:50,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:56:50,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:50,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-07 09:56:50,968 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:56:50,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:50,969 INFO L85 PathProgramCache]: Analyzing trace with hash -351425584, now seen corresponding path program 1 times [2021-12-07 09:56:50,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:50,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368452177] [2021-12-07 09:56:50,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:50,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:51,047 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-07 09:56:51,047 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:51,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368452177] [2021-12-07 09:56:51,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368452177] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:51,048 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:56:51,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 09:56:51,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160463583] [2021-12-07 09:56:51,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:51,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 09:56:51,049 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:51,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 09:56:51,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-07 09:56:51,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:51,050 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:51,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 7 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:56:51,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:51,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:56:51,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:56:51,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:56:51,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:51,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:55,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:55,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:56:55,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-07 09:56:55,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:56:55,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:55,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:56:55,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-07 09:56:55,520 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:56:55,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:55,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1553991545, now seen corresponding path program 1 times [2021-12-07 09:56:55,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:55,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552534894] [2021-12-07 09:56:55,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:55,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:55,661 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 51 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-07 09:56:55,661 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:55,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552534894] [2021-12-07 09:56:55,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552534894] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:56:55,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [953006234] [2021-12-07 09:56:55,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:55,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:55,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:55,664 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:56:55,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-07 09:56:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:55,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-07 09:56:55,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:56:56,121 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-07 09:56:56,122 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 09:56:56,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [953006234] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:56:56,122 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 09:56:56,122 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [11] total 15 [2021-12-07 09:56:56,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243191850] [2021-12-07 09:56:56,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:56:56,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-07 09:56:56,123 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:56,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-07 09:56:56,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2021-12-07 09:56:56,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:56,124 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:56,124 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.181818181818182) internal successors, (145), 11 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:56:56,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:56,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:56:56,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-12-07 09:56:56,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:56:56,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:56,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:56:56,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:56,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:56,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:56:56,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-07 09:56:56,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:56:56,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:56,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:56:56,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:56:56,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-07 09:56:57,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:57,130 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:56:57,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:56:57,131 INFO L85 PathProgramCache]: Analyzing trace with hash -1289914363, now seen corresponding path program 2 times [2021-12-07 09:56:57,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:56:57,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905845478] [2021-12-07 09:56:57,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:56:57,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:56:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:56:57,407 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-12-07 09:56:57,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:56:57,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905845478] [2021-12-07 09:56:57,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905845478] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:56:57,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1985080034] [2021-12-07 09:56:57,408 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:56:57,408 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:56:57,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:56:57,409 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:56:57,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-07 09:56:57,533 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 09:56:57,533 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:56:57,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-07 09:56:57,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:56:57,753 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-12-07 09:56:57,753 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:56:58,007 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-12-07 09:56:58,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1985080034] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:56:58,008 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:56:58,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2021-12-07 09:56:58,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020022454] [2021-12-07 09:56:58,009 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:56:58,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-07 09:56:58,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:56:58,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-07 09:56:58,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-12-07 09:56:58,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:56:58,011 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:56:58,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 11.23076923076923) internal successors, (146), 13 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:56:58,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:58,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:56:58,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-12-07 09:56:58,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:56:58,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:56:58,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:56:58,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:56:58,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:57:18,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:57:18,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:57:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-07 09:57:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:57:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:57:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-07 09:57:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:57:18,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:57:18,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-12-07 09:57:18,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-12-07 09:57:18,860 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:57:18,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:57:18,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1351728108, now seen corresponding path program 1 times [2021-12-07 09:57:18,862 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:57:18,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976018154] [2021-12-07 09:57:18,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:57:18,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:57:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:57:18,983 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 132 proven. 5 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-12-07 09:57:18,983 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:57:18,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976018154] [2021-12-07 09:57:18,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976018154] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:57:18,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1838150305] [2021-12-07 09:57:18,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:57:18,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:57:18,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:57:18,988 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:57:19,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-07 09:57:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:57:19,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-07 09:57:19,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:57:19,459 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 132 proven. 5 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-12-07 09:57:19,460 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:57:19,779 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 132 proven. 5 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-12-07 09:57:19,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1838150305] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:57:19,780 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:57:19,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 6 [2021-12-07 09:57:19,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311242272] [2021-12-07 09:57:19,781 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:57:19,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 09:57:19,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:57:19,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 09:57:19,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-07 09:57:19,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:57:19,783 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:57:19,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.5) internal successors, (165), 6 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:57:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:57:19,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:57:19,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-12-07 09:57:19,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:57:19,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:57:19,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-12-07 09:57:19,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:57:19,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:57:19,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:57:19,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:57:19,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:57:19,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-07 09:57:19,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:57:19,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:57:19,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-07 09:57:19,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:57:19,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:57:19,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-07 09:57:19,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-12-07 09:57:20,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7455f48-1a68-450d-aa79-528d4807fa08/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:57:20,145 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting consumerErr0ASSERT_VIOLATIONERROR_FUNCTION === [consumerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 09:57:20,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:57:20,146 INFO L85 PathProgramCache]: Analyzing trace with hash 1572776003, now seen corresponding path program 2 times [2021-12-07 09:57:20,146 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:57:20,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172314459] [2021-12-07 09:57:20,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:57:20,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:57:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:57:20,267 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-12-07 09:57:20,267 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:57:20,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172314459] [2021-12-07 09:57:20,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172314459] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:57:20,268 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:57:20,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-07 09:57:20,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626179569] [2021-12-07 09:57:20,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:57:20,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-07 09:57:20,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:57:20,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-07 09:57:20,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-12-07 09:57:20,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:57:20,270 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:57:20,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.222222222222221) internal successors, (137), 9 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:57:20,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:57:20,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-12-07 09:57:20,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-12-07 09:57:20,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:57:20,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:57:20,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-12-07 09:57:20,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-12-07 09:57:20,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-12-07 09:57:20,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-12-07 09:57:20,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.