/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithoutDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 16:06:16,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 16:06:16,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 16:06:16,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 16:06:16,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 16:06:16,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 16:06:16,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 16:06:16,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 16:06:16,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 16:06:16,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 16:06:16,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 16:06:16,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 16:06:16,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 16:06:16,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 16:06:16,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 16:06:16,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 16:06:16,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 16:06:16,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 16:06:16,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 16:06:16,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 16:06:16,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 16:06:16,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 16:06:16,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 16:06:16,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 16:06:16,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-16 16:06:16,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-16 16:06:16,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-16 16:06:16,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-16 16:06:16,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-16 16:06:16,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-16 16:06:16,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-16 16:06:16,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-16 16:06:16,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-16 16:06:16,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-16 16:06:16,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-16 16:06:16,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-16 16:06:16,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-16 16:06:16,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-16 16:06:16,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 16:06:16,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 16:06:16,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 16:06:16,107 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithoutDepranks-Lazy.epf [2022-03-16 16:06:16,127 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 16:06:16,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 16:06:16,128 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 16:06:16,128 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 16:06:16,129 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 16:06:16,129 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 16:06:16,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 16:06:16,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 16:06:16,129 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 16:06:16,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 16:06:16,130 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 16:06:16,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 16:06:16,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 16:06:16,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 16:06:16,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 16:06:16,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 16:06:16,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 16:06:16,131 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 16:06:16,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 16:06:16,131 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 16:06:16,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 16:06:16,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 16:06:16,131 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 16:06:16,131 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 16:06:16,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 16:06:16,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 16:06:16,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 16:06:16,132 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 16:06:16,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 16:06:16,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 16:06:16,132 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 16:06:16,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 16:06:16,132 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 16:06:16,132 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 16:06:16,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 16:06:16,133 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-03-16 16:06:16,133 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 16:06:16,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 16:06:16,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 16:06:16,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 16:06:16,312 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-16 16:06:16,314 INFO L275 PluginConnector]: CDTParser initialized [2022-03-16 16:06:16,315 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i [2022-03-16 16:06:16,366 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d081b32a/9fb6093f7db84d9789d4c425b74ec672/FLAGcf2172d45 [2022-03-16 16:06:16,702 INFO L306 CDTParser]: Found 1 translation units. [2022-03-16 16:06:16,703 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i [2022-03-16 16:06:16,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d081b32a/9fb6093f7db84d9789d4c425b74ec672/FLAGcf2172d45 [2022-03-16 16:06:17,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d081b32a/9fb6093f7db84d9789d4c425b74ec672 [2022-03-16 16:06:17,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 16:06:17,079 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-16 16:06:17,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-16 16:06:17,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-16 16:06:17,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-16 16:06:17,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 04:06:17" (1/1) ... [2022-03-16 16:06:17,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26db1675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 04:06:17, skipping insertion in model container [2022-03-16 16:06:17,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 04:06:17" (1/1) ... [2022-03-16 16:06:17,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-16 16:06:17,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-16 16:06:17,226 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-16 16:06:17,382 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i[39095,39108] [2022-03-16 16:06:17,386 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i[39180,39193] [2022-03-16 16:06:17,387 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i[39232,39245] [2022-03-16 16:06:17,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 16:06:17,396 INFO L203 MainTranslator]: Completed pre-run [2022-03-16 16:06:17,403 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-16 16:06:17,423 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i[39095,39108] [2022-03-16 16:06:17,423 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i[39180,39193] [2022-03-16 16:06:17,424 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-2.i[39232,39245] [2022-03-16 16:06:17,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 16:06:17,451 INFO L208 MainTranslator]: Completed translation [2022-03-16 16:06:17,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 04:06:17 WrapperNode [2022-03-16 16:06:17,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-16 16:06:17,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 16:06:17,452 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 16:06:17,452 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 16:06:17,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 04:06:17" (1/1) ... [2022-03-16 16:06:17,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 04:06:17" (1/1) ... [2022-03-16 16:06:17,491 INFO L137 Inliner]: procedures = 224, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125 [2022-03-16 16:06:17,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 16:06:17,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 16:06:17,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 16:06:17,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 16:06:17,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 04:06:17" (1/1) ... [2022-03-16 16:06:17,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 04:06:17" (1/1) ... [2022-03-16 16:06:17,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 04:06:17" (1/1) ... [2022-03-16 16:06:17,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 04:06:17" (1/1) ... [2022-03-16 16:06:17,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 04:06:17" (1/1) ... [2022-03-16 16:06:17,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 04:06:17" (1/1) ... [2022-03-16 16:06:17,509 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 04:06:17" (1/1) ... [2022-03-16 16:06:17,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 16:06:17,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 16:06:17,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 16:06:17,511 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 16:06:17,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 04:06:17" (1/1) ... [2022-03-16 16:06:17,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 16:06:17,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 16:06:17,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-16 16:06:17,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-16 16:06:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure reader_fn [2022-03-16 16:06:17,564 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_fn [2022-03-16 16:06:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-16 16:06:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-16 16:06:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-16 16:06:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-16 16:06:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-16 16:06:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-16 16:06:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 16:06:17,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 16:06:17,566 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 16:06:17,663 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 16:06:17,676 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 16:06:17,848 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 16:06:17,854 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 16:06:17,854 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-03-16 16:06:17,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 04:06:17 BoogieIcfgContainer [2022-03-16 16:06:17,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 16:06:17,857 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 16:06:17,857 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 16:06:17,868 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 16:06:17,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 04:06:17" (1/3) ... [2022-03-16 16:06:17,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e9cc84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 04:06:17, skipping insertion in model container [2022-03-16 16:06:17,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 04:06:17" (2/3) ... [2022-03-16 16:06:17,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e9cc84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 04:06:17, skipping insertion in model container [2022-03-16 16:06:17,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 04:06:17" (3/3) ... [2022-03-16 16:06:17,870 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-2.i [2022-03-16 16:06:17,874 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 16:06:17,874 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 16:06:17,874 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-03-16 16:06:17,874 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 16:06:17,902 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,903 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,903 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,903 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,903 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,903 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,903 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,903 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,904 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,904 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,904 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,904 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,904 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,904 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,904 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,904 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,904 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,905 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,905 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~last~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,905 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~last~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,905 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,905 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,905 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,905 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,906 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,906 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,906 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~last~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,906 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~last~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,906 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~last~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,906 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~last~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,907 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,907 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,907 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,907 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,907 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,907 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,907 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,907 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,907 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,907 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,908 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,908 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,908 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,908 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,908 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,908 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,908 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,908 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,908 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,908 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,909 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,909 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,909 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,909 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,909 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,909 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,909 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,909 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,909 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,909 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,909 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,910 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,910 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,910 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,910 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,910 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,910 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,910 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,910 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,910 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,910 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,911 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,911 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,911 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,911 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,911 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,911 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,911 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,911 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,911 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,911 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,912 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,912 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,912 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,912 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,912 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,912 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,912 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,912 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,912 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,913 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,913 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,913 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,913 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,913 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,913 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,913 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,914 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,914 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,914 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,914 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,914 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,914 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,914 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,914 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,914 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,915 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,915 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,915 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,923 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,923 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,923 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,923 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,923 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,924 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,924 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,924 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,924 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,924 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,924 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,924 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,924 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,924 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,925 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,925 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,925 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,925 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,925 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,925 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,925 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,925 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,925 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,926 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,926 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,926 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,926 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,927 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,927 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,927 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,927 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,928 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,928 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,928 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,928 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,928 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,928 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,928 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,929 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,929 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,929 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,929 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,929 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,929 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,929 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,930 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,930 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,930 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,930 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,930 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,930 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,930 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,930 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,930 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,931 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,931 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,931 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,931 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,931 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,931 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,931 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,931 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,932 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,932 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,932 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,932 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,932 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,932 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,932 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,932 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,933 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,933 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,933 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,933 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,933 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,933 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,933 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,934 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,934 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,934 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,934 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,934 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,934 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,934 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,935 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,935 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,935 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,935 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,935 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,935 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,935 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,936 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,936 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,936 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,936 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,936 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,936 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,936 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,936 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,937 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,937 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,937 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,937 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,937 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,938 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,938 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,938 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,938 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,938 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,939 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,939 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,939 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,939 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,939 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,939 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,939 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,939 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,940 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,940 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,940 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,940 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,941 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,941 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,941 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,941 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,941 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~last~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,941 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,941 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~last~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,942 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,942 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~last~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,942 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,942 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~last~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,942 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,942 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,943 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~last~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,943 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,943 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~last~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,943 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,943 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,943 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,944 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,944 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,944 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,944 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,944 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,944 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,945 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,947 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~pre15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,948 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,948 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,948 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,948 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,948 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,948 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,948 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,948 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,948 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~last~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,949 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,949 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,949 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,949 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,949 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~r~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,949 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,949 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,949 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,949 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,950 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,950 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,950 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,950 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,950 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,950 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,950 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_#t~ret16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,950 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,950 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,950 WARN L322 ript$VariableManager]: TermVariabe |reader_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 16:06:17,953 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-03-16 16:06:17,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 16:06:17,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 16:06:17,989 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-16 16:06:17,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-03-16 16:06:18,014 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 16:06:18,024 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, mLazyFiniteAutomaton=true, 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, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-16 16:06:18,025 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-03-16 16:06:18,308 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 77 transitions and produced 78 states. [2022-03-16 16:06:18,310 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-03-16 16:06:18,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 16:06:18,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1743876932, now seen corresponding path program 1 times [2022-03-16 16:06:18,324 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 16:06:18,324 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480551922] [2022-03-16 16:06:18,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 16:06:18,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 16:06:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 16:06:18,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 16:06:18,514 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 16:06:18,515 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480551922] [2022-03-16 16:06:18,515 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480551922] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 16:06:18,515 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 16:06:18,515 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 16:06:18,517 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820738952] [2022-03-16 16:06:18,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 16:06:18,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-16 16:06:18,521 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 16:06:18,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-16 16:06:18,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-16 16:06:18,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:18,540 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 16:06:18,541 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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) [2022-03-16 16:06:18,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:18,742 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 77 transitions and produced 78 states. [2022-03-16 16:06:18,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:18,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-16 16:06:18,744 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-03-16 16:06:18,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 16:06:18,746 INFO L85 PathProgramCache]: Analyzing trace with hash -236325123, now seen corresponding path program 1 times [2022-03-16 16:06:18,746 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 16:06:18,746 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005634828] [2022-03-16 16:06:18,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 16:06:18,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 16:06:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 16:06:18,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 16:06:18,815 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 16:06:18,816 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005634828] [2022-03-16 16:06:18,816 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005634828] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 16:06:18,816 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 16:06:18,816 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-16 16:06:18,816 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953924364] [2022-03-16 16:06:18,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 16:06:18,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 16:06:18,817 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 16:06:18,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 16:06:18,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 16:06:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:18,818 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 16:06:18,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2022-03-16 16:06:18,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:18,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:19,267 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 123 transitions and produced 124 states. [2022-03-16 16:06:19,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:19,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:19,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-16 16:06:19,268 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-03-16 16:06:19,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 16:06:19,269 INFO L85 PathProgramCache]: Analyzing trace with hash 367361717, now seen corresponding path program 1 times [2022-03-16 16:06:19,269 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 16:06:19,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860019776] [2022-03-16 16:06:19,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 16:06:19,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 16:06:19,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 16:06:19,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 16:06:19,361 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 16:06:19,361 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860019776] [2022-03-16 16:06:19,361 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860019776] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 16:06:19,362 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1162014415] [2022-03-16 16:06:19,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 16:06:19,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 16:06:19,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 16:06:19,364 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 16:06:19,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-16 16:06:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 16:06:19,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2022-03-16 16:06:19,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 16:06:19,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-16 16:06:19,703 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-16 16:06:19,704 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1162014415] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 16:06:19,704 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-16 16:06:19,704 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-03-16 16:06:19,704 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152445441] [2022-03-16 16:06:19,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 16:06:19,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 16:06:19,704 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 16:06:19,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 16:06:19,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-03-16 16:06:19,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:19,705 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 16:06:19,705 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 16:06:19,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:19,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:19,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:20,525 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 183 transitions and produced 183 states. [2022-03-16 16:06:20,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:20,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:20,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:20,546 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-16 16:06:20,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-03-16 16:06:20,744 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-03-16 16:06:20,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 16:06:20,744 INFO L85 PathProgramCache]: Analyzing trace with hash -446006907, now seen corresponding path program 1 times [2022-03-16 16:06:20,744 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 16:06:20,745 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671122510] [2022-03-16 16:06:20,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 16:06:20,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 16:06:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 16:06:20,838 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-03-16 16:06:20,839 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 16:06:20,839 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671122510] [2022-03-16 16:06:20,839 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671122510] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 16:06:20,839 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [510974295] [2022-03-16 16:06:20,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 16:06:20,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 16:06:20,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 16:06:20,841 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 16:06:20,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-16 16:06:20,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 16:06:20,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-16 16:06:20,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 16:06:21,126 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-03-16 16:06:21,127 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 16:06:21,304 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-03-16 16:06:21,305 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [510974295] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 16:06:21,305 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 16:06:21,305 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-03-16 16:06:21,305 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095161552] [2022-03-16 16:06:21,305 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 16:06:21,306 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-16 16:06:21,306 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 16:06:21,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-16 16:06:21,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-03-16 16:06:21,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:21,307 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 16:06:21,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.285714285714285) internal successors, (156), 7 states have internal predecessors, (156), 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) [2022-03-16 16:06:21,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:21,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:21,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:21,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:22,321 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 321 transitions and produced 316 states. [2022-03-16 16:06:22,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:22,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:22,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:22,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 16:06:22,340 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-03-16 16:06:22,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 16:06:22,524 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-03-16 16:06:22,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 16:06:22,525 INFO L85 PathProgramCache]: Analyzing trace with hash -185890867, now seen corresponding path program 2 times [2022-03-16 16:06:22,525 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 16:06:22,525 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705138476] [2022-03-16 16:06:22,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 16:06:22,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 16:06:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 16:06:22,646 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-03-16 16:06:22,646 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 16:06:22,646 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705138476] [2022-03-16 16:06:22,646 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705138476] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 16:06:22,647 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1800719771] [2022-03-16 16:06:22,647 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-16 16:06:22,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 16:06:22,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 16:06:22,648 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 16:06:22,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-16 16:06:22,785 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-16 16:06:22,785 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 16:06:22,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 6 conjunts are in the unsatisfiable core [2022-03-16 16:06:22,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 16:06:23,007 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-03-16 16:06:23,007 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 16:06:23,248 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-03-16 16:06:23,248 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1800719771] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 16:06:23,248 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 16:06:23,248 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2022-03-16 16:06:23,248 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415183571] [2022-03-16 16:06:23,249 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 16:06:23,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-16 16:06:23,249 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 16:06:23,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-16 16:06:23,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2022-03-16 16:06:23,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:23,250 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 16:06:23,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 23.727272727272727) internal successors, (261), 11 states have internal predecessors, (261), 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) [2022-03-16 16:06:23,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:23,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:23,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:23,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 16:06:23,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:24,535 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 505 transitions and produced 489 states. [2022-03-16 16:06:24,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:24,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:24,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:24,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 16:06:24,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-16 16:06:24,554 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-03-16 16:06:24,736 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 16:06:24,739 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-03-16 16:06:24,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 16:06:24,739 INFO L85 PathProgramCache]: Analyzing trace with hash 2029374925, now seen corresponding path program 3 times [2022-03-16 16:06:24,740 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 16:06:24,740 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943097363] [2022-03-16 16:06:24,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 16:06:24,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 16:06:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 16:06:25,483 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2022-03-16 16:06:25,483 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 16:06:25,483 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943097363] [2022-03-16 16:06:25,483 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943097363] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 16:06:25,484 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1447236974] [2022-03-16 16:06:25,484 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-16 16:06:25,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 16:06:25,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 16:06:25,486 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 16:06:25,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-16 16:06:25,587 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-03-16 16:06:25,587 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 16:06:25,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 82 conjunts are in the unsatisfiable core [2022-03-16 16:06:25,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 16:06:26,619 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-16 16:06:27,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:27,011 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 16:06:27,013 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-16 16:06:27,013 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 13 [2022-03-16 16:06:27,108 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 8 proven. 140 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2022-03-16 16:06:27,108 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 16:06:27,694 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2022-03-16 16:06:27,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1447236974] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 16:06:27,695 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 16:06:27,695 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 26, 15] total 48 [2022-03-16 16:06:27,695 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33861807] [2022-03-16 16:06:27,695 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 16:06:27,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-03-16 16:06:27,696 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 16:06:27,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-03-16 16:06:27,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=2058, Unknown=0, NotChecked=0, Total=2256 [2022-03-16 16:06:27,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:27,698 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 16:06:27,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 5.75) internal successors, (276), 48 states have internal predecessors, (276), 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) [2022-03-16 16:06:27,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:27,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:27,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:27,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 16:06:27,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-03-16 16:06:27,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:31,051 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 505 transitions and produced 489 states. [2022-03-16 16:06:31,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 16:06:31,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:31,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 16:06:31,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 16:06:31,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-16 16:06:31,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-16 16:06:31,069 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-03-16 16:06:31,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 16:06:31,253 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-03-16 16:06:31,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 16:06:31,254 INFO L85 PathProgramCache]: Analyzing trace with hash 777815096, now seen corresponding path program 1 times [2022-03-16 16:06:31,254 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 16:06:31,254 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802525642] [2022-03-16 16:06:31,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 16:06:31,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 16:06:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 16:06:32,802 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 328 proven. 90 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-03-16 16:06:32,802 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 16:06:32,802 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802525642] [2022-03-16 16:06:32,802 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802525642] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 16:06:32,803 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1695648966] [2022-03-16 16:06:32,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 16:06:32,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 16:06:32,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 16:06:32,804 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 16:06:32,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-16 16:06:32,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 16:06:32,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 256 conjunts are in the unsatisfiable core [2022-03-16 16:06:32,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 16:06:33,008 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-03-16 16:06:33,017 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-03-16 16:06:33,017 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-03-16 16:06:33,052 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-03-16 16:06:33,071 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-03-16 16:06:33,105 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2022-03-16 16:06:33,874 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 16:06:33,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:33,899 INFO L353 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2022-03-16 16:06:33,899 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 38 [2022-03-16 16:06:34,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:34,073 INFO L353 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2022-03-16 16:06:34,073 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 45 [2022-03-16 16:06:34,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:34,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:34,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:34,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:34,678 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 16:06:34,693 INFO L353 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2022-03-16 16:06:34,693 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2022-03-16 16:06:34,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:34,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:34,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:34,876 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2022-03-16 16:06:35,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:35,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:35,481 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 16:06:35,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:35,506 INFO L353 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2022-03-16 16:06:35,506 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2022-03-16 16:06:35,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:35,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:35,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 16:06:35,678 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2022-03-16 16:06:36,324 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 328 proven. 90 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-03-16 16:06:36,324 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 16:06:42,253 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_ring_enqueue_#t~mem6#1_21| Int)) (or (not (<= (select (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|) (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20)) |v_ULTIMATE.start_ring_enqueue_#t~mem6#1_21|)) (forall ((v_ArrVal_351 Int) (v_ArrVal_349 Int)) (= (let ((.cse0 (select (store |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base| (store (store (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|) (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| (* |v_ULTIMATE.start_ring_enqueue_#t~mem6#1_21| 4) 4) v_ArrVal_349) (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20) v_ArrVal_351)) |c_reader_fnThread1of1ForFork0_#in~arg#1.base|))) (select .cse0 (+ (* 4 (select .cse0 |c_reader_fnThread1of1ForFork0_#in~arg#1.offset|)) 4 |c_reader_fnThread1of1ForFork0_#in~arg#1.offset|))) 1)))) is different from false [2022-03-16 16:06:43,322 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_ring_enqueue_#t~mem6#1_21| Int) (v_ArrVal_351 Int) (v_ArrVal_349 Int)) (let ((.cse1 (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_#in~r#1.base|)) (.cse2 (+ 20 |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset|))) (or (= (let ((.cse0 (select (store |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_#in~r#1.base| (store (store .cse1 (+ (* |v_ULTIMATE.start_ring_enqueue_#t~mem6#1_21| 4) 4 |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset|) v_ArrVal_349) .cse2 v_ArrVal_351)) |c_reader_fnThread1of1ForFork0_#in~arg#1.base|))) (select .cse0 (+ (* 4 (select .cse0 |c_reader_fnThread1of1ForFork0_#in~arg#1.offset|)) 4 |c_reader_fnThread1of1ForFork0_#in~arg#1.offset|))) 1) (not (<= (select .cse1 .cse2) |v_ULTIMATE.start_ring_enqueue_#t~mem6#1_21|))))) is different from false [2022-03-16 16:06:44,141 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_ring_enqueue_#t~mem6#1_21| Int) (v_ArrVal_351 Int) (v_ArrVal_349 Int)) (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_writer_fn_~r~1#1.base|)) (.cse1 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 20))) (or (not (<= (select .cse0 .cse1) |v_ULTIMATE.start_ring_enqueue_#t~mem6#1_21|)) (= (let ((.cse2 (select (store |c_#memory_int| |c_ULTIMATE.start_writer_fn_~r~1#1.base| (store (store .cse0 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| (* |v_ULTIMATE.start_ring_enqueue_#t~mem6#1_21| 4) 4) v_ArrVal_349) .cse1 v_ArrVal_351)) |c_reader_fnThread1of1ForFork0_#in~arg#1.base|))) (select .cse2 (+ 4 |c_reader_fnThread1of1ForFork0_#in~arg#1.offset| (* (select .cse2 |c_reader_fnThread1of1ForFork0_#in~arg#1.offset|) 4)))) 1)))) is different from false [2022-03-16 16:06:46,304 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_ring_enqueue_#t~mem6#1_21| Int) (v_ArrVal_351 Int) (v_ArrVal_349 Int) (v_ArrVal_348 Int)) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|) (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20) v_ArrVal_348)))) (let ((.cse2 (select .cse1 |c_ULTIMATE.start_writer_fn_~r~1#1.base|)) (.cse3 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 20))) (or (= (let ((.cse0 (select (store .cse1 |c_ULTIMATE.start_writer_fn_~r~1#1.base| (store (store .cse2 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| (* |v_ULTIMATE.start_ring_enqueue_#t~mem6#1_21| 4) 4) v_ArrVal_349) .cse3 v_ArrVal_351)) |c_reader_fnThread1of1ForFork0_#in~arg#1.base|))) (select .cse0 (+ (* (select .cse0 |c_reader_fnThread1of1ForFork0_#in~arg#1.offset|) 4) 4 |c_reader_fnThread1of1ForFork0_#in~arg#1.offset|))) 1) (let ((.cse4 (+ |c_ULTIMATE.start_ring_enqueue_#t~mem7#1| 1))) (let ((.cse5 (mod .cse4 4))) (and (or (not (< .cse4 0)) (= .cse5 0) (not (<= .cse5 (+ v_ArrVal_348 4)))) (not (<= .cse5 v_ArrVal_348))))) (not (<= (select .cse2 .cse3) |v_ULTIMATE.start_ring_enqueue_#t~mem6#1_21|)))))) is different from false Received shutdown request... [2022-03-16 16:20:38,247 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-03-16 16:20:38,250 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-03-16 16:20:38,264 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-16 16:20:38,266 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-16 16:20:38,274 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-03-16 16:20:38,275 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-16 16:20:38,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 16:20:38,452 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 258 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 45 for 11ms.. [2022-03-16 16:20:38,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2022-03-16 16:20:38,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION (4 of 7 remaining) [2022-03-16 16:20:38,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 7 remaining) [2022-03-16 16:20:38,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 7 remaining) [2022-03-16 16:20:38,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_fnErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2022-03-16 16:20:38,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_fnErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2022-03-16 16:20:38,459 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1] [2022-03-16 16:20:38,462 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 16:20:38,462 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 16:20:38,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 04:20:38 BasicIcfg [2022-03-16 16:20:38,464 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 16:20:38,464 INFO L158 Benchmark]: Toolchain (without parser) took 861384.46ms. Allocated memory was 208.7MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 156.0MB in the beginning and 798.2MB in the end (delta: -642.2MB). Peak memory consumption was 840.8MB. Max. memory is 8.0GB. [2022-03-16 16:20:38,464 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 208.7MB. Free memory is still 174.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 16:20:38,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.03ms. Allocated memory is still 208.7MB. Free memory was 155.9MB in the beginning and 170.3MB in the end (delta: -14.4MB). Peak memory consumption was 11.6MB. Max. memory is 8.0GB. [2022-03-16 16:20:38,465 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.14ms. Allocated memory is still 208.7MB. Free memory was 170.3MB in the beginning and 167.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-16 16:20:38,465 INFO L158 Benchmark]: Boogie Preprocessor took 19.02ms. Allocated memory is still 208.7MB. Free memory was 167.8MB in the beginning and 166.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-16 16:20:38,465 INFO L158 Benchmark]: RCFGBuilder took 344.42ms. Allocated memory is still 208.7MB. Free memory was 166.3MB in the beginning and 150.5MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2022-03-16 16:20:38,465 INFO L158 Benchmark]: TraceAbstraction took 860606.77ms. Allocated memory was 208.7MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 150.0MB in the beginning and 798.2MB in the end (delta: -648.2MB). Peak memory consumption was 835.5MB. Max. memory is 8.0GB. [2022-03-16 16:20:38,466 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 208.7MB. Free memory is still 174.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 367.03ms. Allocated memory is still 208.7MB. Free memory was 155.9MB in the beginning and 170.3MB in the end (delta: -14.4MB). Peak memory consumption was 11.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.14ms. Allocated memory is still 208.7MB. Free memory was 170.3MB in the beginning and 167.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 19.02ms. Allocated memory is still 208.7MB. Free memory was 167.8MB in the beginning and 166.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 344.42ms. Allocated memory is still 208.7MB. Free memory was 166.3MB in the beginning and 150.5MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 860606.77ms. Allocated memory was 208.7MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 150.0MB in the beginning and 798.2MB in the end (delta: -648.2MB). Peak memory consumption was 835.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 832]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 258 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 45 for 11ms.. - TimeoutResultAtElement [Line: 836]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 258 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 45 for 11ms.. - TimeoutResultAtElement [Line: 837]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 258 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 45 for 11ms.. - TimeoutResultAtElement [Line: 854]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 258 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 45 for 11ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 220 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 860.5s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 7.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 1436 NumberOfCodeBlocks, 1289 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2008 ConstructedInterpolants, 0 QuantifiedInterpolants, 5911 SizeOfPredicates, 35 NumberOfNonLiveVariables, 1148 ConjunctsInSsa, 93 ConjunctsInUnsatCore, 13 InterpolantComputations, 3 PerfectInterpolantSequences, 1753/2309 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown