/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-FA-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012 [2021-08-06 19:17:11,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-06 19:17:11,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-06 19:17:11,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-06 19:17:11,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-06 19:17:11,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-06 19:17:11,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-06 19:17:11,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-06 19:17:11,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-06 19:17:11,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-06 19:17:11,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-06 19:17:11,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-06 19:17:11,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-06 19:17:11,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-06 19:17:11,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-06 19:17:11,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-06 19:17:11,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-06 19:17:11,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-06 19:17:11,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-06 19:17:11,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-06 19:17:11,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-06 19:17:11,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-06 19:17:11,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-06 19:17:11,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-06 19:17:11,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-06 19:17:11,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-06 19:17:11,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-06 19:17:11,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-06 19:17:11,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-06 19:17:11,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-06 19:17:11,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-06 19:17:11,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-06 19:17:11,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-06 19:17:11,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-06 19:17:11,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-06 19:17:11,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-06 19:17:11,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-06 19:17:11,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-06 19:17:11,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-06 19:17:11,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-06 19:17:11,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-06 19:17:11,292 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-FA-NoLbe-Delay.epf [2021-08-06 19:17:11,318 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-06 19:17:11,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-06 19:17:11,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-06 19:17:11,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-06 19:17:11,321 INFO L138 SettingsManager]: * Use SBE=true [2021-08-06 19:17:11,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-06 19:17:11,322 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-06 19:17:11,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-06 19:17:11,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-06 19:17:11,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-06 19:17:11,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-06 19:17:11,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-06 19:17:11,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-06 19:17:11,323 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-06 19:17:11,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-06 19:17:11,323 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-06 19:17:11,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-06 19:17:11,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-06 19:17:11,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-06 19:17:11,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-06 19:17:11,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-06 19:17:11,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-06 19:17:11,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-06 19:17:11,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-06 19:17:11,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-06 19:17:11,324 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-06 19:17:11,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-06 19:17:11,324 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-06 19:17:11,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-06 19:17:11,325 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-08-06 19:17:11,325 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-06 19:17:11,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-06 19:17:11,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-06 19:17:11,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-06 19:17:11,603 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-06 19:17:11,606 INFO L275 PluginConnector]: CDTParser initialized [2021-08-06 19:17:11,606 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-2.i [2021-08-06 19:17:11,648 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd61d8366/1836d62c76144fc5847be598e66bde24/FLAG885293ee4 [2021-08-06 19:17:12,077 INFO L306 CDTParser]: Found 1 translation units. [2021-08-06 19:17:12,078 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-2.i [2021-08-06 19:17:12,089 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd61d8366/1836d62c76144fc5847be598e66bde24/FLAG885293ee4 [2021-08-06 19:17:12,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd61d8366/1836d62c76144fc5847be598e66bde24 [2021-08-06 19:17:12,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-06 19:17:12,397 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-06 19:17:12,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-06 19:17:12,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-06 19:17:12,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-06 19:17:12,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 07:17:12" (1/1) ... [2021-08-06 19:17:12,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bee53be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 07:17:12, skipping insertion in model container [2021-08-06 19:17:12,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 07:17:12" (1/1) ... [2021-08-06 19:17:12,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-06 19:17:12,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-06 19:17:12,529 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-06 19:17:12,779 WARN L224 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_2w1r-2.i[39095,39108] [2021-08-06 19:17:12,783 WARN L224 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_2w1r-2.i[39180,39193] [2021-08-06 19:17:12,784 WARN L224 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_2w1r-2.i[39232,39245] [2021-08-06 19:17:12,845 WARN L224 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_2w1r-2.i[49285,49298] [2021-08-06 19:17:12,845 WARN L224 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_2w1r-2.i[49334,49347] [2021-08-06 19:17:12,847 WARN L224 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_2w1r-2.i[49462,49475] [2021-08-06 19:17:12,848 WARN L224 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_2w1r-2.i[49520,49533] [2021-08-06 19:17:12,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-06 19:17:12,858 INFO L203 MainTranslator]: Completed pre-run [2021-08-06 19:17:12,870 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-06 19:17:12,887 WARN L224 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_2w1r-2.i[39095,39108] [2021-08-06 19:17:12,888 WARN L224 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_2w1r-2.i[39180,39193] [2021-08-06 19:17:12,888 WARN L224 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_2w1r-2.i[39232,39245] [2021-08-06 19:17:12,893 WARN L224 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_2w1r-2.i[49285,49298] [2021-08-06 19:17:12,893 WARN L224 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_2w1r-2.i[49334,49347] [2021-08-06 19:17:12,894 WARN L224 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_2w1r-2.i[49462,49475] [2021-08-06 19:17:12,894 WARN L224 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_2w1r-2.i[49520,49533] [2021-08-06 19:17:12,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-06 19:17:12,944 INFO L208 MainTranslator]: Completed translation [2021-08-06 19:17:12,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 07:17:12 WrapperNode [2021-08-06 19:17:12,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-06 19:17:12,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-06 19:17:12,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-06 19:17:12,945 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-06 19:17:12,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 07:17:12" (1/1) ... [2021-08-06 19:17:12,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 07:17:12" (1/1) ... [2021-08-06 19:17:13,005 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-06 19:17:13,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-06 19:17:13,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-06 19:17:13,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-06 19:17:13,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 07:17:12" (1/1) ... [2021-08-06 19:17:13,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 07:17:12" (1/1) ... [2021-08-06 19:17:13,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 07:17:12" (1/1) ... [2021-08-06 19:17:13,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 07:17:12" (1/1) ... [2021-08-06 19:17:13,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 07:17:12" (1/1) ... [2021-08-06 19:17:13,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 07:17:12" (1/1) ... [2021-08-06 19:17:13,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 07:17:12" (1/1) ... [2021-08-06 19:17:13,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-06 19:17:13,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-06 19:17:13,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-06 19:17:13,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-06 19:17:13,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 07:17:12" (1/1) ... [2021-08-06 19:17:13,050 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-06 19:17:13,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 19:17:13,078 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) [2021-08-06 19:17:13,079 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 [2021-08-06 19:17:13,110 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2021-08-06 19:17:13,110 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2021-08-06 19:17:13,110 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2021-08-06 19:17:13,110 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2021-08-06 19:17:13,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-06 19:17:13,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-06 19:17:13,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-06 19:17:13,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-06 19:17:13,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-06 19:17:13,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-06 19:17:13,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-06 19:17:13,117 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-06 19:17:13,502 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-06 19:17:13,502 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2021-08-06 19:17:13,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 07:17:13 BoogieIcfgContainer [2021-08-06 19:17:13,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-06 19:17:13,505 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-06 19:17:13,505 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-06 19:17:13,507 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-06 19:17:13,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.08 07:17:12" (1/3) ... [2021-08-06 19:17:13,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de06c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 07:17:13, skipping insertion in model container [2021-08-06 19:17:13,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 07:17:12" (2/3) ... [2021-08-06 19:17:13,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de06c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 07:17:13, skipping insertion in model container [2021-08-06 19:17:13,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 07:17:13" (3/3) ... [2021-08-06 19:17:13,509 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_2w1r-2.i [2021-08-06 19:17:13,512 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-06 19:17:13,512 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-06 19:17:13,512 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2021-08-06 19:17:13,512 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-06 19:17:13,541 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,541 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,541 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,541 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,542 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,542 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,542 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,542 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,542 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,542 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,542 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,542 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,542 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,543 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,543 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,543 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,543 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,543 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,543 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,543 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,543 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,543 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,544 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,544 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,544 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,544 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,544 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,544 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,544 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,544 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,544 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,545 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,545 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,545 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,545 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,545 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,545 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,545 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,545 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,545 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,546 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,546 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,546 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,546 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,546 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,546 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,546 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,546 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,546 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,546 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,547 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,547 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,547 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,547 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,547 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,547 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,547 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,547 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,547 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,548 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,548 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,548 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,548 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,548 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,548 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,548 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,548 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,548 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,549 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,549 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,549 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,549 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,549 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,549 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,549 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,549 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,549 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,549 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,550 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,550 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,550 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,550 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,550 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,550 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,550 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,550 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,550 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,550 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,551 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,551 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,551 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,551 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,551 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,551 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,551 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,551 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,551 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,552 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,552 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,552 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,552 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,552 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,552 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,552 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,552 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,552 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,553 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,553 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,553 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,553 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,553 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,553 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,553 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,553 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,553 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,554 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,554 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,554 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,554 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,554 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,554 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,554 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,554 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,554 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,555 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,555 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,555 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,555 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,555 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,555 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,555 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,555 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,555 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,555 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,556 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,556 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,556 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,556 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,556 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,556 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,556 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,556 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,556 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,556 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,557 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,557 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,557 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,557 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,557 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,557 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,557 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,557 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,557 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,557 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,557 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,558 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,558 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,558 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,558 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,558 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,558 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,558 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,558 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,558 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,558 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,558 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,559 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,559 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,559 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,559 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,559 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,559 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,559 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,559 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,559 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,559 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,559 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,560 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,560 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,560 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,560 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,560 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,560 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,560 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,560 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,560 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,560 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,560 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,561 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,561 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,561 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,561 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,561 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,561 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,561 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,561 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,561 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,561 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,562 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,562 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,562 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,562 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,562 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,562 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,562 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,562 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,562 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,562 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,563 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,563 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,563 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,563 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,563 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,563 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,563 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,563 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,563 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,564 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,564 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,564 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,564 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,564 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,564 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,564 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,564 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,564 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,564 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,565 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,565 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,565 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,565 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,565 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,565 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,565 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,565 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,565 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,565 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,566 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,566 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,581 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,581 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,581 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,581 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,581 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,581 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,581 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,581 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,582 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,583 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,583 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,583 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,583 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,583 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,583 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,583 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,583 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,583 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,583 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,583 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,583 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,583 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,584 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,584 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,584 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,584 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,584 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,584 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,584 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,584 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,584 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,584 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,584 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,584 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,584 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,585 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,585 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,585 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,585 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,585 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,585 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,585 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,585 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,585 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,585 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,585 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,585 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,585 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,586 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,586 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,586 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,586 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,586 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,586 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,586 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,586 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,586 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,586 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,588 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,590 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,591 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,592 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,592 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,592 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,592 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,592 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,592 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,592 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,592 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,592 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,592 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,592 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,592 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,592 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,593 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,594 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,594 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,594 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,594 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,594 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,594 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,594 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,594 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,594 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,594 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,594 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,594 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,595 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,595 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,595 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,595 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,595 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,597 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,597 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,597 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,597 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,597 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,597 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,597 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,597 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,597 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,597 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,598 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,598 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,598 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,598 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,598 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,598 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,598 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork0_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,598 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork0_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,601 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,601 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,601 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,601 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,601 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,601 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,601 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,601 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,602 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,603 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,603 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,603 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#t~pre30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,603 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,603 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,603 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,603 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,603 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,603 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,603 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork1_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,603 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 19:17:13,608 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-08-06 19:17:13,634 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-06 19:17:13,637 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-06 19:17:13,637 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-06 19:17:13,771 INFO L276 IsEmpty]: Start isEmpty. Operand has 502 states, 472 states have (on average 1.2139830508474576) internal successors, (573), 501 states have internal predecessors, (573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:13,780 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-06 19:17:13,781 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-06 19:17:13,781 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-06 19:17:13,783 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE (1/2) [2021-08-06 19:17:13,812 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == reader_twoThread1of1ForFork1 ======== [2021-08-06 19:17:13,814 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-06 19:17:13,814 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-08-06 19:17:17,341 INFO L276 IsEmpty]: Start isEmpty. Operand has 70624 states, 68091 states have (on average 1.6054104066616735) internal successors, (109314), 70623 states have internal predecessors, (109314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:17,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-08-06 19:17:17,409 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:17:17,410 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:17:17,410 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:17:17,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:17:17,414 INFO L82 PathProgramCache]: Analyzing trace with hash -967101467, now seen corresponding path program 1 times [2021-08-06 19:17:17,419 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:17:17,420 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463805352] [2021-08-06 19:17:17,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:17:17,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:17:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:17:17,828 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 84.6 percent of original size [2021-08-06 19:17:17,832 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 84.6 percent of original size [2021-08-06 19:17:17,986 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 9, result has 65.4 percent of original size [2021-08-06 19:17:17,987 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 9, result has 65.4 percent of original size [2021-08-06 19:17:18,002 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 9, result has 59.1 percent of original size [2021-08-06 19:17:18,004 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 9, result has 59.1 percent of original size [2021-08-06 19:17:18,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:17:18,074 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:17:18,074 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463805352] [2021-08-06 19:17:18,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463805352] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:17:18,074 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:17:18,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-08-06 19:17:18,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729433452] [2021-08-06 19:17:18,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-06 19:17:18,077 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:17:18,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-06 19:17:18,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=300, Unknown=0, NotChecked=0, Total=342 [2021-08-06 19:17:18,162 INFO L87 Difference]: Start difference. First operand has 70624 states, 68091 states have (on average 1.6054104066616735) internal successors, (109314), 70623 states have internal predecessors, (109314), 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) Second operand has 19 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 19 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:20,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:17:20,460 INFO L93 Difference]: Finished difference Result 78950 states and 114470 transitions. [2021-08-06 19:17:20,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-06 19:17:20,462 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 19 states have internal predecessors, (74), 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) Word has length 74 [2021-08-06 19:17:20,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:17:20,668 INFO L225 Difference]: With dead ends: 78950 [2021-08-06 19:17:20,668 INFO L226 Difference]: Without dead ends: 66589 [2021-08-06 19:17:20,669 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 1271.1ms TimeCoverageRelationStatistics Valid=375, Invalid=1031, Unknown=0, NotChecked=0, Total=1406 [2021-08-06 19:17:21,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66589 states. [2021-08-06 19:17:22,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66589 to 63181. [2021-08-06 19:17:22,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63181 states, 63041 states have (on average 1.5186148696879809) internal successors, (95735), 63180 states have internal predecessors, (95735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:22,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63181 states to 63181 states and 95735 transitions. [2021-08-06 19:17:22,727 INFO L78 Accepts]: Start accepts. Automaton has 63181 states and 95735 transitions. Word has length 74 [2021-08-06 19:17:22,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:17:22,727 INFO L470 AbstractCegarLoop]: Abstraction has 63181 states and 95735 transitions. [2021-08-06 19:17:22,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 19 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:22,728 INFO L276 IsEmpty]: Start isEmpty. Operand 63181 states and 95735 transitions. [2021-08-06 19:17:22,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-08-06 19:17:22,762 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:17:22,763 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:17:22,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-06 19:17:22,763 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:17:22,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:17:22,763 INFO L82 PathProgramCache]: Analyzing trace with hash 682305672, now seen corresponding path program 1 times [2021-08-06 19:17:22,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:17:22,764 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45889730] [2021-08-06 19:17:22,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:17:22,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:17:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:17:22,866 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 12, result has 67.6 percent of original size [2021-08-06 19:17:22,869 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 12, result has 67.6 percent of original size [2021-08-06 19:17:23,124 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 9, result has 65.4 percent of original size [2021-08-06 19:17:23,125 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 9, result has 65.4 percent of original size [2021-08-06 19:17:23,151 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 9, result has 59.1 percent of original size [2021-08-06 19:17:23,152 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 9, result has 59.1 percent of original size [2021-08-06 19:17:23,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:17:23,384 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:17:23,384 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45889730] [2021-08-06 19:17:23,384 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45889730] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:17:23,384 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:17:23,384 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-08-06 19:17:23,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744124484] [2021-08-06 19:17:23,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-08-06 19:17:23,386 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:17:23,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-08-06 19:17:23,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2021-08-06 19:17:23,387 INFO L87 Difference]: Start difference. First operand 63181 states and 95735 transitions. Second operand has 22 states, 22 states have (on average 3.590909090909091) internal successors, (79), 22 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:26,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:17:26,738 INFO L93 Difference]: Finished difference Result 98723 states and 146917 transitions. [2021-08-06 19:17:26,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-06 19:17:26,738 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 3.590909090909091) internal successors, (79), 22 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-08-06 19:17:26,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:17:26,962 INFO L225 Difference]: With dead ends: 98723 [2021-08-06 19:17:26,962 INFO L226 Difference]: Without dead ends: 98555 [2021-08-06 19:17:26,963 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 2397.9ms TimeCoverageRelationStatistics Valid=570, Invalid=1500, Unknown=0, NotChecked=0, Total=2070 [2021-08-06 19:17:27,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98555 states. [2021-08-06 19:17:28,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98555 to 74564. [2021-08-06 19:17:28,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74564 states, 74424 states have (on average 1.5074169622702354) internal successors, (112188), 74563 states have internal predecessors, (112188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:29,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74564 states to 74564 states and 112188 transitions. [2021-08-06 19:17:29,095 INFO L78 Accepts]: Start accepts. Automaton has 74564 states and 112188 transitions. Word has length 79 [2021-08-06 19:17:29,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:17:29,096 INFO L470 AbstractCegarLoop]: Abstraction has 74564 states and 112188 transitions. [2021-08-06 19:17:29,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.590909090909091) internal successors, (79), 22 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:29,096 INFO L276 IsEmpty]: Start isEmpty. Operand 74564 states and 112188 transitions. [2021-08-06 19:17:29,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-08-06 19:17:29,125 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:17:29,125 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:17:29,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-06 19:17:29,126 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:17:29,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:17:29,126 INFO L82 PathProgramCache]: Analyzing trace with hash 735915250, now seen corresponding path program 2 times [2021-08-06 19:17:29,126 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:17:29,126 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154993699] [2021-08-06 19:17:29,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:17:29,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:17:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:17:29,228 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 86.2 percent of original size [2021-08-06 19:17:29,231 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 86.2 percent of original size [2021-08-06 19:17:29,532 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 10, result has 72.2 percent of original size [2021-08-06 19:17:29,534 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 10, result has 72.2 percent of original size [2021-08-06 19:17:29,562 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 10, result has 76.7 percent of original size [2021-08-06 19:17:29,564 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 10, result has 76.7 percent of original size [2021-08-06 19:17:29,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:17:29,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:17:29,809 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154993699] [2021-08-06 19:17:29,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154993699] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:17:29,809 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:17:29,809 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-08-06 19:17:29,809 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991633498] [2021-08-06 19:17:29,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-08-06 19:17:29,809 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:17:29,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-08-06 19:17:29,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=409, Unknown=0, NotChecked=0, Total=462 [2021-08-06 19:17:29,810 INFO L87 Difference]: Start difference. First operand 74564 states and 112188 transitions. Second operand has 22 states, 22 states have (on average 3.590909090909091) internal successors, (79), 22 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:32,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:17:32,710 INFO L93 Difference]: Finished difference Result 86947 states and 130071 transitions. [2021-08-06 19:17:32,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-06 19:17:32,710 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 3.590909090909091) internal successors, (79), 22 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-08-06 19:17:32,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:17:32,857 INFO L225 Difference]: With dead ends: 86947 [2021-08-06 19:17:32,857 INFO L226 Difference]: Without dead ends: 86875 [2021-08-06 19:17:32,858 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 2013.5ms TimeCoverageRelationStatistics Valid=419, Invalid=1221, Unknown=0, NotChecked=0, Total=1640 [2021-08-06 19:17:32,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86875 states. [2021-08-06 19:17:34,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86875 to 68209. [2021-08-06 19:17:34,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68209 states, 68069 states have (on average 1.514536720092847) internal successors, (103093), 68208 states have internal predecessors, (103093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:34,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68209 states to 68209 states and 103093 transitions. [2021-08-06 19:17:34,435 INFO L78 Accepts]: Start accepts. Automaton has 68209 states and 103093 transitions. Word has length 79 [2021-08-06 19:17:34,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:17:34,436 INFO L470 AbstractCegarLoop]: Abstraction has 68209 states and 103093 transitions. [2021-08-06 19:17:34,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.590909090909091) internal successors, (79), 22 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:34,436 INFO L276 IsEmpty]: Start isEmpty. Operand 68209 states and 103093 transitions. [2021-08-06 19:17:34,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-08-06 19:17:34,478 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:17:34,478 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:17:34,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-06 19:17:34,479 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:17:34,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:17:34,479 INFO L82 PathProgramCache]: Analyzing trace with hash -960690534, now seen corresponding path program 1 times [2021-08-06 19:17:34,479 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:17:34,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956419752] [2021-08-06 19:17:34,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:17:34,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:17:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:17:34,622 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 86.2 percent of original size [2021-08-06 19:17:34,624 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 86.2 percent of original size [2021-08-06 19:17:34,901 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.9 percent of original size [2021-08-06 19:17:34,902 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.9 percent of original size [2021-08-06 19:17:34,926 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 94.3 percent of original size [2021-08-06 19:17:34,928 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 94.3 percent of original size [2021-08-06 19:17:34,948 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 89.7 percent of original size [2021-08-06 19:17:34,949 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 89.7 percent of original size [2021-08-06 19:17:34,968 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:17:34,970 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:17:34,995 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:17:34,997 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:17:35,023 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:17:35,024 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:17:35,050 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 94.5 percent of original size [2021-08-06 19:17:35,052 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 94.5 percent of original size [2021-08-06 19:17:35,079 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:35,080 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:35,104 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:35,106 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:35,130 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:35,132 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:35,156 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:35,158 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:35,183 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:35,185 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:35,217 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 16, result has 66.7 percent of original size [2021-08-06 19:17:35,219 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 16, result has 66.7 percent of original size [2021-08-06 19:17:35,250 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 16, result has 68.6 percent of original size [2021-08-06 19:17:35,253 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 16, result has 68.6 percent of original size [2021-08-06 19:17:35,287 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 13, result has 76.8 percent of original size [2021-08-06 19:17:35,290 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 13, result has 76.8 percent of original size [2021-08-06 19:17:35,318 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 38, result has 49.3 percent of original size [2021-08-06 19:17:35,324 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 38, result has 49.3 percent of original size [2021-08-06 19:17:35,414 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 10, result has 69.7 percent of original size [2021-08-06 19:17:35,416 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 10, result has 69.7 percent of original size [2021-08-06 19:17:35,449 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 10, result has 75.0 percent of original size [2021-08-06 19:17:35,451 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 10, result has 75.0 percent of original size [2021-08-06 19:17:35,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:17:35,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:17:35,584 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956419752] [2021-08-06 19:17:35,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956419752] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:17:35,584 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:17:35,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-08-06 19:17:35,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142927] [2021-08-06 19:17:35,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-08-06 19:17:35,584 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:17:35,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-06 19:17:35,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=787, Unknown=0, NotChecked=0, Total=870 [2021-08-06 19:17:35,585 INFO L87 Difference]: Start difference. First operand 68209 states and 103093 transitions. Second operand has 30 states, 30 states have (on average 3.1666666666666665) internal successors, (95), 30 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:50,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:17:50,222 INFO L93 Difference]: Finished difference Result 87937 states and 133367 transitions. [2021-08-06 19:17:50,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-06 19:17:50,223 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.1666666666666665) internal successors, (95), 30 states have internal predecessors, (95), 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) Word has length 95 [2021-08-06 19:17:50,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:17:50,367 INFO L225 Difference]: With dead ends: 87937 [2021-08-06 19:17:50,368 INFO L226 Difference]: Without dead ends: 87937 [2021-08-06 19:17:50,370 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1743 ImplicationChecksByTransitivity, 13095.4ms TimeCoverageRelationStatistics Valid=3220, Invalid=7700, Unknown=0, NotChecked=0, Total=10920 [2021-08-06 19:17:50,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87937 states. [2021-08-06 19:17:51,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87937 to 73669. [2021-08-06 19:17:51,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73669 states, 73529 states have (on average 1.5149396836622284) internal successors, (111392), 73668 states have internal predecessors, (111392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:51,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73669 states to 73669 states and 111392 transitions. [2021-08-06 19:17:51,806 INFO L78 Accepts]: Start accepts. Automaton has 73669 states and 111392 transitions. Word has length 95 [2021-08-06 19:17:51,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:17:51,807 INFO L470 AbstractCegarLoop]: Abstraction has 73669 states and 111392 transitions. [2021-08-06 19:17:51,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 3.1666666666666665) internal successors, (95), 30 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:17:51,807 INFO L276 IsEmpty]: Start isEmpty. Operand 73669 states and 111392 transitions. [2021-08-06 19:17:52,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-08-06 19:17:52,163 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:17:52,163 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:17:52,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-06 19:17:52,164 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:17:52,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:17:52,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1640612963, now seen corresponding path program 1 times [2021-08-06 19:17:52,164 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:17:52,164 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873343732] [2021-08-06 19:17:52,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:17:52,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:17:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:17:52,428 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 12, result has 67.6 percent of original size [2021-08-06 19:17:52,431 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 12, result has 67.6 percent of original size [2021-08-06 19:17:52,497 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 89.7 percent of original size [2021-08-06 19:17:52,499 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 89.7 percent of original size [2021-08-06 19:17:52,517 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:17:52,519 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:17:52,536 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 88.0 percent of original size [2021-08-06 19:17:52,538 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 88.0 percent of original size [2021-08-06 19:17:52,555 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:52,557 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:52,579 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:52,580 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:52,603 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:52,605 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:52,628 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:52,630 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:17:52,639 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 93.6 percent of original size [2021-08-06 19:17:52,641 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 93.6 percent of original size [2021-08-06 19:17:52,661 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 88.9 percent of original size [2021-08-06 19:17:52,662 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 88.9 percent of original size [2021-08-06 19:17:52,683 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 88.9 percent of original size [2021-08-06 19:17:52,685 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 88.9 percent of original size [2021-08-06 19:17:52,706 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 88.9 percent of original size [2021-08-06 19:17:52,708 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 88.9 percent of original size [2021-08-06 19:17:52,730 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 88.9 percent of original size [2021-08-06 19:17:52,732 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 88.9 percent of original size [2021-08-06 19:17:52,756 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.0 percent of original size [2021-08-06 19:17:52,758 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.0 percent of original size [2021-08-06 19:17:52,787 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.9 percent of original size [2021-08-06 19:17:52,789 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.9 percent of original size [2021-08-06 19:17:52,825 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 13, result has 74.5 percent of original size [2021-08-06 19:17:52,829 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 13, result has 74.5 percent of original size [2021-08-06 19:17:52,871 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 24, result has 64.2 percent of original size [2021-08-06 19:17:52,875 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 24, result has 64.2 percent of original size [2021-08-06 19:17:52,915 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 24, result has 69.6 percent of original size [2021-08-06 19:17:52,920 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 24, result has 69.6 percent of original size [2021-08-06 19:17:52,966 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 21, result has 75.6 percent of original size [2021-08-06 19:17:52,971 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 21, result has 75.6 percent of original size [2021-08-06 19:17:53,007 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 54, result has 50.5 percent of original size [2021-08-06 19:17:53,013 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 54, result has 50.5 percent of original size [2021-08-06 19:17:53,057 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 34, result has 46.9 percent of original size [2021-08-06 19:17:53,060 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 34, result has 46.9 percent of original size [2021-08-06 19:17:53,201 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 28, result has 85.7 percent of original size [2021-08-06 19:17:53,214 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 28, result has 85.7 percent of original size [2021-08-06 19:17:53,388 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 14, result has 17.6 percent of original size [2021-08-06 19:17:53,389 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 14, result has 17.6 percent of original size [2021-08-06 19:17:53,413 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 14, result has 17.6 percent of original size [2021-08-06 19:17:53,413 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 14, result has 17.6 percent of original size [2021-08-06 19:17:53,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:17:53,521 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:17:53,521 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873343732] [2021-08-06 19:17:53,521 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873343732] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:17:53,521 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:17:53,521 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2021-08-06 19:17:53,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144337722] [2021-08-06 19:17:53,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-08-06 19:17:53,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:17:53,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-08-06 19:17:53,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=1108, Unknown=0, NotChecked=0, Total=1190 [2021-08-06 19:17:53,523 INFO L87 Difference]: Start difference. First operand 73669 states and 111392 transitions. Second operand has 35 states, 35 states have (on average 2.8) internal successors, (98), 35 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:01,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:18:01,344 INFO L93 Difference]: Finished difference Result 161387 states and 244653 transitions. [2021-08-06 19:18:01,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-08-06 19:18:01,344 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 2.8) internal successors, (98), 35 states have internal predecessors, (98), 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) Word has length 98 [2021-08-06 19:18:01,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:18:01,733 INFO L225 Difference]: With dead ends: 161387 [2021-08-06 19:18:01,734 INFO L226 Difference]: Without dead ends: 161387 [2021-08-06 19:18:01,735 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1166 ImplicationChecksByTransitivity, 4946.3ms TimeCoverageRelationStatistics Valid=1150, Invalid=5330, Unknown=0, NotChecked=0, Total=6480 [2021-08-06 19:18:02,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161387 states. [2021-08-06 19:18:03,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161387 to 96469. [2021-08-06 19:18:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96469 states, 96329 states have (on average 1.510884572662438) internal successors, (145542), 96468 states have internal predecessors, (145542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:04,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96469 states to 96469 states and 145542 transitions. [2021-08-06 19:18:04,482 INFO L78 Accepts]: Start accepts. Automaton has 96469 states and 145542 transitions. Word has length 98 [2021-08-06 19:18:04,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:18:04,483 INFO L470 AbstractCegarLoop]: Abstraction has 96469 states and 145542 transitions. [2021-08-06 19:18:04,483 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 2.8) internal successors, (98), 35 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:04,483 INFO L276 IsEmpty]: Start isEmpty. Operand 96469 states and 145542 transitions. [2021-08-06 19:18:04,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-08-06 19:18:04,570 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:18:04,571 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:18:04,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-06 19:18:04,571 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:18:04,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:18:04,571 INFO L82 PathProgramCache]: Analyzing trace with hash 680607264, now seen corresponding path program 1 times [2021-08-06 19:18:04,571 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:18:04,571 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790658801] [2021-08-06 19:18:04,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:18:04,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:18:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:18:04,712 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 12, result has 67.6 percent of original size [2021-08-06 19:18:04,714 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 12, result has 67.6 percent of original size [2021-08-06 19:18:04,799 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 89.7 percent of original size [2021-08-06 19:18:04,801 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 89.7 percent of original size [2021-08-06 19:18:04,820 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:04,821 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:04,838 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 88.0 percent of original size [2021-08-06 19:18:04,840 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 88.0 percent of original size [2021-08-06 19:18:04,856 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 93.3 percent of original size [2021-08-06 19:18:04,858 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 93.3 percent of original size [2021-08-06 19:18:04,884 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 93.3 percent of original size [2021-08-06 19:18:04,886 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 93.3 percent of original size [2021-08-06 19:18:04,913 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 93.3 percent of original size [2021-08-06 19:18:04,915 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 93.3 percent of original size [2021-08-06 19:18:04,943 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 93.3 percent of original size [2021-08-06 19:18:04,945 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 93.3 percent of original size [2021-08-06 19:18:04,957 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 96.1 percent of original size [2021-08-06 19:18:04,960 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 96.1 percent of original size [2021-08-06 19:18:04,984 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:04,986 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:05,011 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:05,013 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:05,038 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:05,040 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:05,066 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:05,068 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:05,094 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 93.2 percent of original size [2021-08-06 19:18:05,096 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 93.2 percent of original size [2021-08-06 19:18:05,127 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 93.6 percent of original size [2021-08-06 19:18:05,129 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 93.6 percent of original size [2021-08-06 19:18:05,165 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 28, result has 62.2 percent of original size [2021-08-06 19:18:05,169 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 28, result has 62.2 percent of original size [2021-08-06 19:18:05,208 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 39, result has 56.7 percent of original size [2021-08-06 19:18:05,214 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 39, result has 56.7 percent of original size [2021-08-06 19:18:05,262 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 325, result has 22.2 percent of original size [2021-08-06 19:18:05,277 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 325, result has 22.2 percent of original size [2021-08-06 19:18:05,338 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 321, result has 21.7 percent of original size [2021-08-06 19:18:05,351 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 321, result has 21.7 percent of original size [2021-08-06 19:18:05,540 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 71, result has 41.8 percent of original size [2021-08-06 19:18:05,546 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 71, result has 41.8 percent of original size [2021-08-06 19:18:05,567 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 100, result has 41.5 percent of original size [2021-08-06 19:18:05,575 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 100, result has 41.5 percent of original size [2021-08-06 19:18:05,618 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 31, result has 49.2 percent of original size [2021-08-06 19:18:05,622 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 31, result has 49.2 percent of original size [2021-08-06 19:18:05,655 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 25, result has 87.0 percent of original size [2021-08-06 19:18:05,665 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 25, result has 87.0 percent of original size [2021-08-06 19:18:05,829 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 9, result has 43.8 percent of original size [2021-08-06 19:18:05,829 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 9, result has 43.8 percent of original size [2021-08-06 19:18:05,856 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 9, result has 43.8 percent of original size [2021-08-06 19:18:05,857 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 9, result has 43.8 percent of original size [2021-08-06 19:18:05,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:18:05,987 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:18:05,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790658801] [2021-08-06 19:18:05,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790658801] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:18:05,987 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:18:05,987 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2021-08-06 19:18:05,987 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301116447] [2021-08-06 19:18:05,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-08-06 19:18:05,988 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:18:05,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-08-06 19:18:05,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=1107, Unknown=0, NotChecked=0, Total=1190 [2021-08-06 19:18:05,988 INFO L87 Difference]: Start difference. First operand 96469 states and 145542 transitions. Second operand has 35 states, 35 states have (on average 2.8285714285714287) internal successors, (99), 35 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:12,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:18:12,959 INFO L93 Difference]: Finished difference Result 134321 states and 202640 transitions. [2021-08-06 19:18:12,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-08-06 19:18:12,960 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 2.8285714285714287) internal successors, (99), 35 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2021-08-06 19:18:12,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:18:13,227 INFO L225 Difference]: With dead ends: 134321 [2021-08-06 19:18:13,227 INFO L226 Difference]: Without dead ends: 134321 [2021-08-06 19:18:13,228 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1049 ImplicationChecksByTransitivity, 4761.6ms TimeCoverageRelationStatistics Valid=1068, Invalid=4784, Unknown=0, NotChecked=0, Total=5852 [2021-08-06 19:18:13,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134321 states. [2021-08-06 19:18:15,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134321 to 97210. [2021-08-06 19:18:15,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97210 states, 97070 states have (on average 1.5112187081487587) internal successors, (146694), 97209 states have internal predecessors, (146694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:15,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97210 states to 97210 states and 146694 transitions. [2021-08-06 19:18:15,398 INFO L78 Accepts]: Start accepts. Automaton has 97210 states and 146694 transitions. Word has length 99 [2021-08-06 19:18:15,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:18:15,398 INFO L470 AbstractCegarLoop]: Abstraction has 97210 states and 146694 transitions. [2021-08-06 19:18:15,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 2.8285714285714287) internal successors, (99), 35 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:15,398 INFO L276 IsEmpty]: Start isEmpty. Operand 97210 states and 146694 transitions. [2021-08-06 19:18:15,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-08-06 19:18:15,457 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:18:15,457 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:18:15,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-06 19:18:15,457 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:18:15,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:18:15,458 INFO L82 PathProgramCache]: Analyzing trace with hash -693026523, now seen corresponding path program 1 times [2021-08-06 19:18:15,458 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:18:15,458 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506767736] [2021-08-06 19:18:15,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:18:15,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:18:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:18:15,544 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 86.2 percent of original size [2021-08-06 19:18:15,546 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 86.2 percent of original size [2021-08-06 19:18:15,612 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.9 percent of original size [2021-08-06 19:18:15,613 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.9 percent of original size [2021-08-06 19:18:15,631 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 94.3 percent of original size [2021-08-06 19:18:15,632 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 94.3 percent of original size [2021-08-06 19:18:15,648 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 89.7 percent of original size [2021-08-06 19:18:15,649 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 89.7 percent of original size [2021-08-06 19:18:15,665 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:18:15,667 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:18:15,688 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:18:15,689 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:18:15,711 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:18:15,713 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:18:15,736 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 94.5 percent of original size [2021-08-06 19:18:15,945 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 94.5 percent of original size [2021-08-06 19:18:15,971 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:18:15,972 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:18:15,998 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:18:15,999 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:18:16,025 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:18:16,026 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:18:16,052 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:18:16,053 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:18:16,080 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:18:16,081 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:18:16,109 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 16, result has 66.7 percent of original size [2021-08-06 19:18:16,111 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 16, result has 66.7 percent of original size [2021-08-06 19:18:16,141 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 16, result has 68.6 percent of original size [2021-08-06 19:18:16,143 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 16, result has 68.6 percent of original size [2021-08-06 19:18:16,178 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 13, result has 76.8 percent of original size [2021-08-06 19:18:16,180 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 13, result has 76.8 percent of original size [2021-08-06 19:18:16,208 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 38, result has 49.3 percent of original size [2021-08-06 19:18:16,211 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 38, result has 49.3 percent of original size [2021-08-06 19:18:16,300 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 10, result has 69.7 percent of original size [2021-08-06 19:18:16,302 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 10, result has 69.7 percent of original size [2021-08-06 19:18:16,334 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 10, result has 75.0 percent of original size [2021-08-06 19:18:16,336 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 10, result has 75.0 percent of original size [2021-08-06 19:18:16,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:18:16,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:18:16,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506767736] [2021-08-06 19:18:16,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506767736] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:18:16,462 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:18:16,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-08-06 19:18:16,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345000526] [2021-08-06 19:18:16,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-08-06 19:18:16,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:18:16,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-06 19:18:16,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=787, Unknown=0, NotChecked=0, Total=870 [2021-08-06 19:18:16,463 INFO L87 Difference]: Start difference. First operand 97210 states and 146694 transitions. Second operand has 30 states, 30 states have (on average 3.3333333333333335) internal successors, (100), 30 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:32,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:18:32,118 INFO L93 Difference]: Finished difference Result 116455 states and 176125 transitions. [2021-08-06 19:18:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-08-06 19:18:32,118 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.3333333333333335) internal successors, (100), 30 states have internal predecessors, (100), 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) Word has length 100 [2021-08-06 19:18:32,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:18:32,342 INFO L225 Difference]: With dead ends: 116455 [2021-08-06 19:18:32,343 INFO L226 Difference]: Without dead ends: 116455 [2021-08-06 19:18:32,344 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1736 ImplicationChecksByTransitivity, 13129.2ms TimeCoverageRelationStatistics Valid=3220, Invalid=7700, Unknown=0, NotChecked=0, Total=10920 [2021-08-06 19:18:32,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116455 states. [2021-08-06 19:18:33,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116455 to 98655. [2021-08-06 19:18:34,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98655 states, 98515 states have (on average 1.510866365528092) internal successors, (148843), 98654 states have internal predecessors, (148843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:34,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98655 states to 98655 states and 148843 transitions. [2021-08-06 19:18:34,413 INFO L78 Accepts]: Start accepts. Automaton has 98655 states and 148843 transitions. Word has length 100 [2021-08-06 19:18:34,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:18:34,414 INFO L470 AbstractCegarLoop]: Abstraction has 98655 states and 148843 transitions. [2021-08-06 19:18:34,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 3.3333333333333335) internal successors, (100), 30 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:34,414 INFO L276 IsEmpty]: Start isEmpty. Operand 98655 states and 148843 transitions. [2021-08-06 19:18:34,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-08-06 19:18:34,490 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:18:34,490 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:18:34,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-06 19:18:34,490 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:18:34,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:18:34,490 INFO L82 PathProgramCache]: Analyzing trace with hash -1241993556, now seen corresponding path program 1 times [2021-08-06 19:18:34,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:18:34,490 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451377912] [2021-08-06 19:18:34,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:18:34,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:18:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:18:34,601 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 86.2 percent of original size [2021-08-06 19:18:34,603 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 86.2 percent of original size [2021-08-06 19:18:34,672 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 89.7 percent of original size [2021-08-06 19:18:34,673 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 89.7 percent of original size [2021-08-06 19:18:34,692 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:34,693 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:34,711 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 88.0 percent of original size [2021-08-06 19:18:34,712 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 88.0 percent of original size [2021-08-06 19:18:34,728 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:18:34,730 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:18:34,753 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:18:34,755 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:18:34,780 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:18:34,782 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:18:34,807 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 93.5 percent of original size [2021-08-06 19:18:34,809 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 93.5 percent of original size [2021-08-06 19:18:34,835 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.0 percent of original size [2021-08-06 19:18:34,836 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.0 percent of original size [2021-08-06 19:18:34,862 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.0 percent of original size [2021-08-06 19:18:34,864 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.0 percent of original size [2021-08-06 19:18:34,889 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.0 percent of original size [2021-08-06 19:18:34,891 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.0 percent of original size [2021-08-06 19:18:34,919 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.0 percent of original size [2021-08-06 19:18:34,920 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.0 percent of original size [2021-08-06 19:18:35,161 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.9 percent of original size [2021-08-06 19:18:35,163 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.9 percent of original size [2021-08-06 19:18:35,199 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.7 percent of original size [2021-08-06 19:18:35,202 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.7 percent of original size [2021-08-06 19:18:35,243 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 16, result has 68.6 percent of original size [2021-08-06 19:18:35,246 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 16, result has 68.6 percent of original size [2021-08-06 19:18:35,289 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 27, result has 59.7 percent of original size [2021-08-06 19:18:35,293 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 27, result has 59.7 percent of original size [2021-08-06 19:18:35,338 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 27, result has 65.8 percent of original size [2021-08-06 19:18:35,343 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 27, result has 65.8 percent of original size [2021-08-06 19:18:35,393 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 45, result has 53.1 percent of original size [2021-08-06 19:18:35,398 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 45, result has 53.1 percent of original size [2021-08-06 19:18:35,419 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 134, result has 41.2 percent of original size [2021-08-06 19:18:35,433 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 134, result has 41.2 percent of original size [2021-08-06 19:18:35,491 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 29, result has 50.8 percent of original size [2021-08-06 19:18:35,493 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 29, result has 50.8 percent of original size [2021-08-06 19:18:35,530 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 23, result has 88.0 percent of original size [2021-08-06 19:18:35,538 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 23, result has 88.0 percent of original size [2021-08-06 19:18:35,721 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 9, result has 43.8 percent of original size [2021-08-06 19:18:35,722 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 9, result has 43.8 percent of original size [2021-08-06 19:18:35,751 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 9, result has 43.8 percent of original size [2021-08-06 19:18:35,752 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 9, result has 43.8 percent of original size [2021-08-06 19:18:35,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:18:35,898 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:18:35,898 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451377912] [2021-08-06 19:18:35,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451377912] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:18:35,898 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:18:35,898 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2021-08-06 19:18:35,899 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74419349] [2021-08-06 19:18:35,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-08-06 19:18:35,899 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:18:35,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-08-06 19:18:35,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=1244, Unknown=0, NotChecked=0, Total=1332 [2021-08-06 19:18:35,900 INFO L87 Difference]: Start difference. First operand 98655 states and 148843 transitions. Second operand has 37 states, 37 states have (on average 2.7837837837837838) internal successors, (103), 37 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:44,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:18:44,273 INFO L93 Difference]: Finished difference Result 175121 states and 267974 transitions. [2021-08-06 19:18:44,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-08-06 19:18:44,273 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 2.7837837837837838) internal successors, (103), 37 states have internal predecessors, (103), 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) Word has length 103 [2021-08-06 19:18:44,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:18:44,629 INFO L225 Difference]: With dead ends: 175121 [2021-08-06 19:18:44,630 INFO L226 Difference]: Without dead ends: 175121 [2021-08-06 19:18:44,631 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1192 ImplicationChecksByTransitivity, 5381.7ms TimeCoverageRelationStatistics Valid=1181, Invalid=5625, Unknown=0, NotChecked=0, Total=6806 [2021-08-06 19:18:44,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175121 states. [2021-08-06 19:18:46,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175121 to 115431. [2021-08-06 19:18:47,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115431 states, 115291 states have (on average 1.516770606552116) internal successors, (174870), 115430 states have internal predecessors, (174870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:47,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115431 states to 115431 states and 174870 transitions. [2021-08-06 19:18:47,571 INFO L78 Accepts]: Start accepts. Automaton has 115431 states and 174870 transitions. Word has length 103 [2021-08-06 19:18:47,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:18:47,572 INFO L470 AbstractCegarLoop]: Abstraction has 115431 states and 174870 transitions. [2021-08-06 19:18:47,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 2.7837837837837838) internal successors, (103), 37 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:47,572 INFO L276 IsEmpty]: Start isEmpty. Operand 115431 states and 174870 transitions. [2021-08-06 19:18:47,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-08-06 19:18:47,653 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:18:47,653 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:18:47,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-06 19:18:47,654 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:18:47,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:18:47,654 INFO L82 PathProgramCache]: Analyzing trace with hash 152906993, now seen corresponding path program 1 times [2021-08-06 19:18:47,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:18:47,654 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122241947] [2021-08-06 19:18:47,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:18:47,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:18:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:18:47,756 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 86.2 percent of original size [2021-08-06 19:18:47,758 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 86.2 percent of original size [2021-08-06 19:18:47,825 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 89.7 percent of original size [2021-08-06 19:18:47,826 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 89.7 percent of original size [2021-08-06 19:18:47,844 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:47,845 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:47,862 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 88.0 percent of original size [2021-08-06 19:18:47,863 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 88.0 percent of original size [2021-08-06 19:18:47,880 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:47,882 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:47,907 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:47,909 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:47,934 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:47,936 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:18:47,963 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 95.1 percent of original size [2021-08-06 19:18:47,964 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 95.1 percent of original size [2021-08-06 19:18:47,990 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:18:47,992 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:18:48,016 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:18:48,018 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:18:48,042 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:18:48,044 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:18:48,069 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:18:48,071 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:18:48,098 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.5 percent of original size [2021-08-06 19:18:48,101 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.5 percent of original size [2021-08-06 19:18:48,133 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 93.0 percent of original size [2021-08-06 19:18:48,135 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 93.0 percent of original size [2021-08-06 19:18:48,173 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 26, result has 61.8 percent of original size [2021-08-06 19:18:48,176 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 26, result has 61.8 percent of original size [2021-08-06 19:18:48,218 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 37, result has 56.0 percent of original size [2021-08-06 19:18:48,223 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 37, result has 56.0 percent of original size [2021-08-06 19:18:48,269 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 330, result has 19.9 percent of original size [2021-08-06 19:18:48,278 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 330, result has 19.9 percent of original size [2021-08-06 19:18:48,329 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 326, result has 19.3 percent of original size [2021-08-06 19:18:48,336 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 326, result has 19.3 percent of original size [2021-08-06 19:18:48,359 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 76, result has 34.5 percent of original size [2021-08-06 19:18:48,363 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 76, result has 34.5 percent of original size [2021-08-06 19:18:48,544 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 90, result has 50.0 percent of original size [2021-08-06 19:18:48,556 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 90, result has 50.0 percent of original size [2021-08-06 19:18:48,608 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 26, result has 53.6 percent of original size [2021-08-06 19:18:48,610 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 26, result has 53.6 percent of original size [2021-08-06 19:18:48,646 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 20, result has 89.4 percent of original size [2021-08-06 19:18:48,652 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 20, result has 89.4 percent of original size [2021-08-06 19:18:48,828 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 9, result has 43.8 percent of original size [2021-08-06 19:18:48,829 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 9, result has 43.8 percent of original size [2021-08-06 19:18:48,857 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 9, result has 43.8 percent of original size [2021-08-06 19:18:48,858 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 9, result has 43.8 percent of original size [2021-08-06 19:18:48,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:18:48,989 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:18:48,989 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122241947] [2021-08-06 19:18:48,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122241947] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:18:48,989 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:18:48,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2021-08-06 19:18:48,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493560934] [2021-08-06 19:18:48,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-08-06 19:18:48,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:18:48,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-08-06 19:18:48,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=1244, Unknown=0, NotChecked=0, Total=1332 [2021-08-06 19:18:48,990 INFO L87 Difference]: Start difference. First operand 115431 states and 174870 transitions. Second operand has 37 states, 37 states have (on average 2.810810810810811) internal successors, (104), 37 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:57,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:18:57,073 INFO L93 Difference]: Finished difference Result 148253 states and 226201 transitions. [2021-08-06 19:18:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-08-06 19:18:57,074 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 2.810810810810811) internal successors, (104), 37 states have internal predecessors, (104), 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) Word has length 104 [2021-08-06 19:18:57,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:18:57,376 INFO L225 Difference]: With dead ends: 148253 [2021-08-06 19:18:57,376 INFO L226 Difference]: Without dead ends: 148253 [2021-08-06 19:18:57,377 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1080 ImplicationChecksByTransitivity, 5197.5ms TimeCoverageRelationStatistics Valid=1222, Invalid=5258, Unknown=0, NotChecked=0, Total=6480 [2021-08-06 19:18:57,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148253 states. [2021-08-06 19:18:59,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148253 to 100920. [2021-08-06 19:18:59,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100920 states, 100780 states have (on average 1.5099226036912086) internal successors, (152170), 100919 states have internal predecessors, (152170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:59,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100920 states to 100920 states and 152170 transitions. [2021-08-06 19:18:59,549 INFO L78 Accepts]: Start accepts. Automaton has 100920 states and 152170 transitions. Word has length 104 [2021-08-06 19:18:59,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:18:59,549 INFO L470 AbstractCegarLoop]: Abstraction has 100920 states and 152170 transitions. [2021-08-06 19:18:59,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 2.810810810810811) internal successors, (104), 37 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:18:59,549 INFO L276 IsEmpty]: Start isEmpty. Operand 100920 states and 152170 transitions. [2021-08-06 19:18:59,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-08-06 19:18:59,635 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:18:59,635 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:18:59,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-06 19:18:59,636 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:18:59,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:18:59,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1126676089, now seen corresponding path program 1 times [2021-08-06 19:18:59,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:18:59,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803885812] [2021-08-06 19:18:59,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:18:59,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:18:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:19:00,067 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,068 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,095 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,097 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,109 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,110 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,123 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 7, result has 76.7 percent of original size [2021-08-06 19:19:00,135 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 7, result has 76.7 percent of original size [2021-08-06 19:19:00,152 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 89.5 percent of original size [2021-08-06 19:19:00,154 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 89.5 percent of original size [2021-08-06 19:19:00,174 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 84.6 percent of original size [2021-08-06 19:19:00,176 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 84.6 percent of original size [2021-08-06 19:19:00,192 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,193 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,208 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,209 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,224 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,226 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,242 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,243 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 8, result has 69.2 percent of original size [2021-08-06 19:19:00,261 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 15, result has 55.9 percent of original size [2021-08-06 19:19:00,262 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 15, result has 55.9 percent of original size [2021-08-06 19:19:00,280 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 15, result has 68.1 percent of original size [2021-08-06 19:19:00,282 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 15, result has 68.1 percent of original size [2021-08-06 19:19:00,299 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 15, result has 55.9 percent of original size [2021-08-06 19:19:00,301 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 15, result has 55.9 percent of original size [2021-08-06 19:19:00,306 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 8, result has 65.2 percent of original size [2021-08-06 19:19:00,307 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 8, result has 65.2 percent of original size [2021-08-06 19:19:00,324 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 8, result has 65.2 percent of original size [2021-08-06 19:19:00,325 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 8, result has 65.2 percent of original size [2021-08-06 19:19:00,376 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:19:00,378 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:19:00,409 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 91.8 percent of original size [2021-08-06 19:19:00,411 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 91.8 percent of original size [2021-08-06 19:19:00,445 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:19:00,447 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:19:00,537 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 11, result has 71.1 percent of original size [2021-08-06 19:19:00,539 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 11, result has 71.1 percent of original size [2021-08-06 19:19:00,561 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 42.9 percent of original size [2021-08-06 19:19:00,562 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 42.9 percent of original size [2021-08-06 19:19:00,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:19:00,578 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:19:00,578 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803885812] [2021-08-06 19:19:00,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803885812] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:19:00,578 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:19:00,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-08-06 19:19:00,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821653110] [2021-08-06 19:19:00,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-08-06 19:19:00,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:19:00,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-08-06 19:19:00,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=468, Unknown=0, NotChecked=0, Total=552 [2021-08-06 19:19:00,579 INFO L87 Difference]: Start difference. First operand 100920 states and 152170 transitions. Second operand has 24 states, 24 states have (on average 4.5) internal successors, (108), 24 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:19:04,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:19:04,761 INFO L93 Difference]: Finished difference Result 305879 states and 464445 transitions. [2021-08-06 19:19:04,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-06 19:19:04,761 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.5) internal successors, (108), 24 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 108 [2021-08-06 19:19:04,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:19:05,540 INFO L225 Difference]: With dead ends: 305879 [2021-08-06 19:19:05,540 INFO L226 Difference]: Without dead ends: 305879 [2021-08-06 19:19:05,541 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 353 ImplicationChecksByTransitivity, 1724.3ms TimeCoverageRelationStatistics Valid=701, Invalid=1951, Unknown=0, NotChecked=0, Total=2652 [2021-08-06 19:19:06,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305879 states. [2021-08-06 19:19:09,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305879 to 209141. [2021-08-06 19:19:10,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209141 states, 209001 states have (on average 1.5250836120401339) internal successors, (318744), 209140 states have internal predecessors, (318744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:19:11,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209141 states to 209141 states and 318744 transitions. [2021-08-06 19:19:11,003 INFO L78 Accepts]: Start accepts. Automaton has 209141 states and 318744 transitions. Word has length 108 [2021-08-06 19:19:11,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:19:11,003 INFO L470 AbstractCegarLoop]: Abstraction has 209141 states and 318744 transitions. [2021-08-06 19:19:11,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.5) internal successors, (108), 24 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:19:11,003 INFO L276 IsEmpty]: Start isEmpty. Operand 209141 states and 318744 transitions. [2021-08-06 19:19:11,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-08-06 19:19:11,182 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:19:11,183 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:19:11,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-06 19:19:11,183 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:19:11,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:19:11,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1599796503, now seen corresponding path program 2 times [2021-08-06 19:19:11,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:19:11,183 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028810947] [2021-08-06 19:19:11,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:19:11,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:19:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:19:11,333 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 75.0 percent of original size [2021-08-06 19:19:11,334 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 75.0 percent of original size [2021-08-06 19:19:11,348 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 82.6 percent of original size [2021-08-06 19:19:11,349 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 82.6 percent of original size [2021-08-06 19:19:11,367 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 5, result has 75.0 percent of original size [2021-08-06 19:19:11,368 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 5, result has 75.0 percent of original size [2021-08-06 19:19:11,383 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 5, result has 75.0 percent of original size [2021-08-06 19:19:11,384 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 5, result has 75.0 percent of original size [2021-08-06 19:19:11,434 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:19:11,436 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:19:11,457 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 91.8 percent of original size [2021-08-06 19:19:11,459 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 91.8 percent of original size [2021-08-06 19:19:11,492 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:19:11,494 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:19:11,577 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 11, result has 71.1 percent of original size [2021-08-06 19:19:11,578 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 11, result has 71.1 percent of original size [2021-08-06 19:19:11,604 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 42.9 percent of original size [2021-08-06 19:19:11,605 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 42.9 percent of original size [2021-08-06 19:19:11,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:19:11,623 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:19:11,623 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028810947] [2021-08-06 19:19:11,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028810947] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:19:11,623 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:19:11,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-08-06 19:19:11,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866803209] [2021-08-06 19:19:11,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-08-06 19:19:11,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:19:11,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-08-06 19:19:11,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2021-08-06 19:19:11,625 INFO L87 Difference]: Start difference. First operand 209141 states and 318744 transitions. Second operand has 22 states, 22 states have (on average 4.909090909090909) internal successors, (108), 22 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:19:20,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:19:20,376 INFO L93 Difference]: Finished difference Result 484679 states and 731528 transitions. [2021-08-06 19:19:20,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-08-06 19:19:20,376 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 4.909090909090909) internal successors, (108), 22 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 108 [2021-08-06 19:19:20,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:19:21,759 INFO L225 Difference]: With dead ends: 484679 [2021-08-06 19:19:21,759 INFO L226 Difference]: Without dead ends: 484679 [2021-08-06 19:19:21,760 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2470 ImplicationChecksByTransitivity, 4766.8ms TimeCoverageRelationStatistics Valid=2484, Invalid=7616, Unknown=0, NotChecked=0, Total=10100 [2021-08-06 19:19:22,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484679 states. [2021-08-06 19:19:27,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484679 to 247714. [2021-08-06 19:19:28,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247714 states, 247574 states have (on average 1.5276038679344357) internal successors, (378195), 247713 states have internal predecessors, (378195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:19:28,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247714 states to 247714 states and 378195 transitions. [2021-08-06 19:19:28,742 INFO L78 Accepts]: Start accepts. Automaton has 247714 states and 378195 transitions. Word has length 108 [2021-08-06 19:19:28,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:19:28,742 INFO L470 AbstractCegarLoop]: Abstraction has 247714 states and 378195 transitions. [2021-08-06 19:19:28,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.909090909090909) internal successors, (108), 22 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:19:28,742 INFO L276 IsEmpty]: Start isEmpty. Operand 247714 states and 378195 transitions. [2021-08-06 19:19:29,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-08-06 19:19:29,413 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:19:29,413 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:19:29,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-06 19:19:29,413 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:19:29,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:19:29,414 INFO L82 PathProgramCache]: Analyzing trace with hash 363592044, now seen corresponding path program 1 times [2021-08-06 19:19:29,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:19:29,414 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859170812] [2021-08-06 19:19:29,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:19:29,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:19:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:19:29,513 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 86.7 percent of original size [2021-08-06 19:19:29,515 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 86.7 percent of original size [2021-08-06 19:19:29,533 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 24, result has 59.3 percent of original size [2021-08-06 19:19:29,536 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 24, result has 59.3 percent of original size [2021-08-06 19:19:29,562 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 15, result has 70.0 percent of original size [2021-08-06 19:19:29,564 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 15, result has 70.0 percent of original size [2021-08-06 19:19:29,590 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 15, result has 75.8 percent of original size [2021-08-06 19:19:29,593 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 15, result has 75.8 percent of original size [2021-08-06 19:19:29,624 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.3 percent of original size [2021-08-06 19:19:29,625 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.3 percent of original size [2021-08-06 19:19:29,650 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 94.1 percent of original size [2021-08-06 19:19:29,652 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 94.1 percent of original size [2021-08-06 19:19:29,675 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:19:29,677 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:19:29,699 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:29,701 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:29,729 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:29,731 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:29,761 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:29,763 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:29,794 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.9 percent of original size [2021-08-06 19:19:29,796 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.9 percent of original size [2021-08-06 19:19:29,829 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 93.9 percent of original size [2021-08-06 19:19:29,832 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 93.9 percent of original size [2021-08-06 19:19:29,870 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 95.1 percent of original size [2021-08-06 19:19:29,872 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 95.1 percent of original size [2021-08-06 19:19:29,912 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:29,914 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:29,949 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:29,951 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:29,987 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:29,989 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:30,029 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:30,031 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.7 percent of original size [2021-08-06 19:19:30,073 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 93.2 percent of original size [2021-08-06 19:19:30,076 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 93.2 percent of original size [2021-08-06 19:19:30,124 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 93.6 percent of original size [2021-08-06 19:19:30,127 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 93.6 percent of original size [2021-08-06 19:19:30,181 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 31, result has 64.4 percent of original size [2021-08-06 19:19:30,185 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 31, result has 64.4 percent of original size [2021-08-06 19:19:30,246 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 42, result has 61.5 percent of original size [2021-08-06 19:19:30,252 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 42, result has 61.5 percent of original size [2021-08-06 19:19:30,316 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 54, result has 56.5 percent of original size [2021-08-06 19:19:30,323 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 54, result has 56.5 percent of original size [2021-08-06 19:19:30,484 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 40, result has 69.0 percent of original size [2021-08-06 19:19:30,492 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 40, result has 69.0 percent of original size [2021-08-06 19:19:30,546 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 70, result has 56.8 percent of original size [2021-08-06 19:19:30,567 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 70, result has 56.8 percent of original size [2021-08-06 19:19:30,643 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 50, result has 49.0 percent of original size [2021-08-06 19:19:30,648 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 50, result has 49.0 percent of original size [2021-08-06 19:19:30,704 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 44, result has 80.9 percent of original size [2021-08-06 19:19:30,718 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 44, result has 80.9 percent of original size [2021-08-06 19:19:30,781 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 5, result has 86.5 percent of original size [2021-08-06 19:19:30,783 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 5, result has 86.5 percent of original size [2021-08-06 19:19:30,824 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 5, result has 86.5 percent of original size [2021-08-06 19:19:30,826 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 5, result has 86.5 percent of original size [2021-08-06 19:19:30,961 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 14, result has 56.3 percent of original size [2021-08-06 19:19:30,962 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 14, result has 56.3 percent of original size [2021-08-06 19:19:30,998 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 14, result has 56.3 percent of original size [2021-08-06 19:19:31,000 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 14, result has 56.3 percent of original size [2021-08-06 19:19:31,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:19:31,463 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:19:31,463 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859170812] [2021-08-06 19:19:31,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859170812] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:19:31,463 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:19:31,463 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [45] imperfect sequences [] total 45 [2021-08-06 19:19:31,463 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065173783] [2021-08-06 19:19:31,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2021-08-06 19:19:31,463 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:19:31,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-08-06 19:19:31,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=1872, Unknown=0, NotChecked=0, Total=1980 [2021-08-06 19:19:31,464 INFO L87 Difference]: Start difference. First operand 247714 states and 378195 transitions. Second operand has 45 states, 45 states have (on average 2.466666666666667) internal successors, (111), 45 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:19:44,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:19:44,071 INFO L93 Difference]: Finished difference Result 338898 states and 515138 transitions. [2021-08-06 19:19:44,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-06 19:19:44,072 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 2.466666666666667) internal successors, (111), 45 states have internal predecessors, (111), 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) Word has length 111 [2021-08-06 19:19:44,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:19:45,301 INFO L225 Difference]: With dead ends: 338898 [2021-08-06 19:19:45,301 INFO L226 Difference]: Without dead ends: 338898 [2021-08-06 19:19:45,302 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1793 ImplicationChecksByTransitivity, 7697.1ms TimeCoverageRelationStatistics Valid=1376, Invalid=8130, Unknown=0, NotChecked=0, Total=9506 [2021-08-06 19:19:46,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338898 states. [2021-08-06 19:19:50,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338898 to 292383. [2021-08-06 19:19:51,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 292383 states, 292243 states have (on average 1.5258329540827325) internal successors, (445914), 292382 states have internal predecessors, (445914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:19:52,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292383 states to 292383 states and 445914 transitions. [2021-08-06 19:19:52,500 INFO L78 Accepts]: Start accepts. Automaton has 292383 states and 445914 transitions. Word has length 111 [2021-08-06 19:19:52,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:19:52,501 INFO L470 AbstractCegarLoop]: Abstraction has 292383 states and 445914 transitions. [2021-08-06 19:19:52,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 2.466666666666667) internal successors, (111), 45 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:19:52,501 INFO L276 IsEmpty]: Start isEmpty. Operand 292383 states and 445914 transitions. [2021-08-06 19:19:52,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-08-06 19:19:52,787 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:19:52,787 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:19:52,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-06 19:19:52,787 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:19:52,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:19:52,788 INFO L82 PathProgramCache]: Analyzing trace with hash 1716004042, now seen corresponding path program 2 times [2021-08-06 19:19:52,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:19:52,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359335934] [2021-08-06 19:19:52,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:19:52,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:19:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:19:52,899 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 88.6 percent of original size [2021-08-06 19:19:52,901 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 88.6 percent of original size [2021-08-06 19:19:52,980 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:19:52,982 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.4 percent of original size [2021-08-06 19:19:53,004 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 93.6 percent of original size [2021-08-06 19:19:53,006 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 93.6 percent of original size [2021-08-06 19:19:53,027 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:19:53,028 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 90.3 percent of original size [2021-08-06 19:19:53,048 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:19:53,050 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:19:53,075 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:19:53,077 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:19:53,104 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:19:53,107 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:19:53,134 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.1 percent of original size [2021-08-06 19:19:53,136 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.1 percent of original size [2021-08-06 19:19:53,165 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 94.0 percent of original size [2021-08-06 19:19:53,167 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 94.0 percent of original size [2021-08-06 19:19:53,197 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:19:53,199 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:19:53,474 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:19:53,476 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:19:53,508 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:19:53,510 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:19:53,540 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:19:53,542 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.2 percent of original size [2021-08-06 19:19:53,573 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:19:53,575 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 91.9 percent of original size [2021-08-06 19:19:53,610 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 92.5 percent of original size [2021-08-06 19:19:53,613 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 92.5 percent of original size [2021-08-06 19:19:53,652 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 14, result has 76.3 percent of original size [2021-08-06 19:19:53,656 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 14, result has 76.3 percent of original size [2021-08-06 19:19:53,699 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 34, result has 59.5 percent of original size [2021-08-06 19:19:53,703 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 34, result has 59.5 percent of original size [2021-08-06 19:19:53,750 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 45, result has 54.1 percent of original size [2021-08-06 19:19:53,756 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 45, result has 54.1 percent of original size [2021-08-06 19:19:53,807 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 26, result has 74.8 percent of original size [2021-08-06 19:19:53,813 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 26, result has 74.8 percent of original size [2021-08-06 19:19:53,858 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 58, result has 55.0 percent of original size [2021-08-06 19:19:53,866 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 58, result has 55.0 percent of original size [2021-08-06 19:19:53,931 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 39, result has 48.7 percent of original size [2021-08-06 19:19:53,935 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 39, result has 48.7 percent of original size [2021-08-06 19:19:53,968 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 39, result has 53.0 percent of original size [2021-08-06 19:19:53,970 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 39, result has 53.0 percent of original size [2021-08-06 19:19:54,009 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 33, result has 84.7 percent of original size [2021-08-06 19:19:54,018 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 33, result has 84.7 percent of original size [2021-08-06 19:19:54,155 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 3, result has 94.3 percent of original size [2021-08-06 19:19:54,157 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 3, result has 94.3 percent of original size [2021-08-06 19:19:54,198 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 13, result has 61.8 percent of original size [2021-08-06 19:19:54,199 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 13, result has 61.8 percent of original size [2021-08-06 19:19:54,237 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 13, result has 61.8 percent of original size [2021-08-06 19:19:54,239 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 13, result has 61.8 percent of original size [2021-08-06 19:19:54,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:19:54,799 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:19:54,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359335934] [2021-08-06 19:19:54,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359335934] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:19:54,800 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:19:54,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [45] imperfect sequences [] total 45 [2021-08-06 19:19:54,800 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340595200] [2021-08-06 19:19:54,800 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2021-08-06 19:19:54,800 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:19:54,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-08-06 19:19:54,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=1872, Unknown=0, NotChecked=0, Total=1980 [2021-08-06 19:19:54,801 INFO L87 Difference]: Start difference. First operand 292383 states and 445914 transitions. Second operand has 45 states, 45 states have (on average 2.466666666666667) internal successors, (111), 45 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:20:07,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:20:07,559 INFO L93 Difference]: Finished difference Result 361400 states and 549415 transitions. [2021-08-06 19:20:07,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-06 19:20:07,565 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 2.466666666666667) internal successors, (111), 45 states have internal predecessors, (111), 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) Word has length 111 [2021-08-06 19:20:07,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:20:09,077 INFO L225 Difference]: With dead ends: 361400 [2021-08-06 19:20:09,078 INFO L226 Difference]: Without dead ends: 361400 [2021-08-06 19:20:09,078 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1872 ImplicationChecksByTransitivity, 7022.2ms TimeCoverageRelationStatistics Valid=1456, Invalid=8444, Unknown=0, NotChecked=0, Total=9900 [2021-08-06 19:20:10,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361400 states. [2021-08-06 19:20:14,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361400 to 283197. [2021-08-06 19:20:15,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283197 states, 283057 states have (on average 1.52545953641846) internal successors, (431792), 283196 states have internal predecessors, (431792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:20:16,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283197 states to 283197 states and 431792 transitions. [2021-08-06 19:20:16,265 INFO L78 Accepts]: Start accepts. Automaton has 283197 states and 431792 transitions. Word has length 111 [2021-08-06 19:20:16,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:20:16,265 INFO L470 AbstractCegarLoop]: Abstraction has 283197 states and 431792 transitions. [2021-08-06 19:20:16,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 2.466666666666667) internal successors, (111), 45 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:20:16,266 INFO L276 IsEmpty]: Start isEmpty. Operand 283197 states and 431792 transitions. [2021-08-06 19:20:16,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-06 19:20:16,492 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:20:16,492 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:20:16,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-06 19:20:16,492 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:20:16,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:20:16,493 INFO L82 PathProgramCache]: Analyzing trace with hash -3312170, now seen corresponding path program 1 times [2021-08-06 19:20:16,493 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:20:16,493 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991832233] [2021-08-06 19:20:16,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:20:16,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:20:16,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:20:16,543 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 81.0 percent of original size [2021-08-06 19:20:16,544 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 81.0 percent of original size [2021-08-06 19:20:16,553 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 16, result has 51.5 percent of original size [2021-08-06 19:20:16,554 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 16, result has 51.5 percent of original size [2021-08-06 19:20:17,280 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:20:17,282 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:20:17,309 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 91.8 percent of original size [2021-08-06 19:20:17,311 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 91.8 percent of original size [2021-08-06 19:20:17,349 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:20:17,351 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:20:17,442 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 11, result has 71.1 percent of original size [2021-08-06 19:20:17,443 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 11, result has 71.1 percent of original size [2021-08-06 19:20:17,472 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 42.9 percent of original size [2021-08-06 19:20:17,472 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 42.9 percent of original size [2021-08-06 19:20:17,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:20:17,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:20:17,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991832233] [2021-08-06 19:20:17,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991832233] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:20:17,493 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:20:17,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-08-06 19:20:17,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789956613] [2021-08-06 19:20:17,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-08-06 19:20:17,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:20:17,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-08-06 19:20:17,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=472, Unknown=0, NotChecked=0, Total=552 [2021-08-06 19:20:17,494 INFO L87 Difference]: Start difference. First operand 283197 states and 431792 transitions. Second operand has 24 states, 24 states have (on average 4.708333333333333) internal successors, (113), 24 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:20:23,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 19:20:23,106 INFO L93 Difference]: Finished difference Result 501080 states and 762346 transitions. [2021-08-06 19:20:23,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-06 19:20:23,107 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.708333333333333) internal successors, (113), 24 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 113 [2021-08-06 19:20:23,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 19:20:25,088 INFO L225 Difference]: With dead ends: 501080 [2021-08-06 19:20:25,089 INFO L226 Difference]: Without dead ends: 501080 [2021-08-06 19:20:25,089 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 1868.6ms TimeCoverageRelationStatistics Valid=763, Invalid=2099, Unknown=0, NotChecked=0, Total=2862 [2021-08-06 19:20:26,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501080 states. [2021-08-06 19:20:31,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501080 to 325597. [2021-08-06 19:20:32,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325597 states, 325457 states have (on average 1.5215435526044916) internal successors, (495197), 325596 states have internal predecessors, (495197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:20:33,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325597 states to 325597 states and 495197 transitions. [2021-08-06 19:20:33,356 INFO L78 Accepts]: Start accepts. Automaton has 325597 states and 495197 transitions. Word has length 113 [2021-08-06 19:20:33,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 19:20:33,356 INFO L470 AbstractCegarLoop]: Abstraction has 325597 states and 495197 transitions. [2021-08-06 19:20:33,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.708333333333333) internal successors, (113), 24 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 19:20:33,356 INFO L276 IsEmpty]: Start isEmpty. Operand 325597 states and 495197 transitions. [2021-08-06 19:20:33,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-06 19:20:33,639 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 19:20:33,639 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 19:20:33,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-06 19:20:33,639 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-06 19:20:33,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 19:20:33,640 INFO L82 PathProgramCache]: Analyzing trace with hash -861002424, now seen corresponding path program 2 times [2021-08-06 19:20:33,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 19:20:33,640 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360175675] [2021-08-06 19:20:33,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 19:20:33,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 19:20:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 19:20:34,296 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:20:34,298 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:20:34,324 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 91.8 percent of original size [2021-08-06 19:20:34,326 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 91.8 percent of original size [2021-08-06 19:20:34,363 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:20:34,365 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 91.7 percent of original size [2021-08-06 19:20:34,455 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 11, result has 71.1 percent of original size [2021-08-06 19:20:34,457 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 11, result has 71.1 percent of original size [2021-08-06 19:20:34,484 WARN L248 tifierPushTermWalker]: Quantifier elimination called on non-simplified input: treesize reduction 4, result has 42.9 percent of original size [2021-08-06 19:20:34,485 WARN L260 tifierPushTermWalker]: Quantifier elimination failed to simlify output: treesize reduction 4, result has 42.9 percent of original size [2021-08-06 19:20:34,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 19:20:34,505 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 19:20:34,505 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360175675] [2021-08-06 19:20:34,505 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360175675] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 19:20:34,505 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 19:20:34,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-08-06 19:20:34,505 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503080726] [2021-08-06 19:20:34,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-08-06 19:20:34,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 19:20:34,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-08-06 19:20:34,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2021-08-06 19:20:34,507 INFO L87 Difference]: Start difference. First operand 325597 states and 495197 transitions. Second operand has 22 states, 22 states have (on average 5.136363636363637) internal successors, (113), 22 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)